mp_audio_manage/app/Services/Anime/AnimeService.php

<?php

namespace App\Services\Anime;

use App\Consts\BaseConst;
use App\Consts\ErrorConst;
use App\Exceptions\ApiException;
use App\Facade\Site;
use App\Libs\Utils;
use App\Models\MpGeneratePicTask;
use App\Models\MpTaskCenter;
use App\Services\AIGeneration\AIImageGenerationService;
use App\Services\AIGeneration\AIVideoGenerationService;
use App\Services\DeepSeek\DeepSeekService;
use App\Services\PointsService;
use App\Services\TaskCenterService;
use Dflydev\DotAccessData\Util;
use GuzzleHttp\Client;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Log;
use Illuminate\Support\Facades\Redis;
use OSS\Core\OssException;
use OSS\OssClient;
use PhpOffice\PhpSpreadsheet\IOFactory;

class AnimeService
{
    protected $aiImageGenerationService;
    protected $aiVideoGenerationService;
    protected $DeepSeekService;
    protected $pointsService;
    protected $taskCenterService;
    private $url;
    private $api_key;
    private $headers;

    public function __construct(
        AIImageGenerationService $aiImageGenerationService,
        AIVideoGenerationService $aiVideoGenerationService,
        DeepSeekService $DeepSeekService,
        PointsService $pointsService,
        TaskCenterService $taskCenterService
    ) {
        $this->aiImageGenerationService = $aiImageGenerationService;
        $this->aiVideoGenerationService = $aiVideoGenerationService;
        $this->DeepSeekService = $DeepSeekService;
        $this->pointsService = $pointsService;
        $this->taskCenterService = $taskCenterService;
        $this->url = 'https://api.deepseek.com/chat/completions';
        $this->api_key = env('DEEPSEEK_API_KEY');
        $this->headers = [
            'Authorization' => 'Bearer '.$this->api_key,
            'Content-Type'  => 'application/json; charset=UTF-8'
        ];
    }

    /**
     * 构建统一的分镜数据结构（episodeInfo格式）
     * @param array $segments 分镜数据数组
     * @return array 返回包含acts和total_duration的数组
     */
    public function buildEpisodeSegmentsStructure($segments) {
        $acts = [];
        $totalDuration = 0; // 初始化总时长
        
        foreach($segments as $segment) {
            // 计算分镜时长，优先级：video_duration > audio_duration > 默认5秒
            $videoDuration = getProp($segment, 'video_duration');
            $audioDuration = getProp($segment, 'audio_duration');
            
            if (!empty($videoDuration) && is_numeric($videoDuration)) {
                $totalDuration += floatval($videoDuration);
            } elseif (!empty($audioDuration) && is_numeric($audioDuration)) {
                $totalDuration += floatval($audioDuration);
            } else {
                $totalDuration += 5; // 默认5秒
            }
            
            $segment_content = getProp($segment, 'segment_content');
            // 判断是否有尾帧描述,如果有则去掉这部分内容
            if (strpos($segment_content, '尾帧') !== false) {
                // 使用正则表达式匹配"尾帧"及其后面的内容并移除（s修饰符让.匹配换行符）
                $segment_content = preg_replace('/尾帧.*$/s', '', $segment_content);
            }

            // 构建分镜信息
            $segmentInfo = [
                'segment_id' => getProp($segment, 'segment_id'),
                'segment_number' => getProp($segment, 'segment_number'),
                'segment_content' => $segment_content,
                'description' => getProp($segment, 'description'),
                'composition' => getProp($segment, 'composition'),
                'camera_movement' => getProp($segment, 'camera_movement'),
                'voice_actor' => getProp($segment, 'voice_actor'),
                'dialogue' => getProp($segment, 'dialogue'),
                'frame_type' => getProp($segment, 'frame_type'),
                'scene' => getProp($segment, 'scene'),
                'characters' => getProp($segment, 'characters'),
                'tail_frame' => getProp($segment, 'tail_frame'),
                'emotion' => getProp($segment, 'emotion'),
                'emotion_type' => getProp($segment, 'emotion_type'),
                'gender' => getProp($segment, 'gender'),
                'speed_ratio' => getProp($segment, 'speed_ratio'),
                'loudness_ratio' => getProp($segment, 'loudness_ratio'),
                'emotion_scale' => getProp($segment, 'emotion_scale'),
                'pitch' => getProp($segment, 'pitch'),
                'voice_name' => getProp($segment, 'voice_name'),
                'voice_type' => getProp($segment, 'voice_type'),
                'voice_audio_url' => getProp($segment, 'voice_audio_url'),
                'img_url' => getProp($segment, 'img_url'),
                'audio_url' => getProp($segment, 'audio_url'),
                'audio_duration' => getProp($segment, 'audio_duration', 0),
                'video_url' => getProp($segment, 'video_url'),
                'video_duration' => getProp($segment, 'video_duration', 0),
                'video_time_point_start' => getProp($segment, 'video_time_point_start', 0),
                'video_time_point_end' => getProp($segment, 'video_time_point_end', getProp($segment, 'video_duration', 0)),
                'last_frame_url' => getProp($segment, 'last_frame_url'),
                'current_type' => getProp($segment, 'current_type'),
            ];
            
            $actNumber = getProp($segment, 'act_number');
            if (isset($acts[$actNumber])) {
                $acts[$actNumber]['segments'][] = $segmentInfo;
            } else {
                $acts[$actNumber] = [
                    'act_number' => $actNumber,
                    'act_title' => getProp($segment, 'act_title'),
                    'act_duration' => getProp($segment, 'act_duration'),
                    'segments' => [$segmentInfo]
                ];
            }
        }
        
        return [
            'acts' => array_values($acts),
            'total_duration' => intval(round($totalDuration))
        ];
    }

    /**
     * 构建统一的分段数据结构（episodeInfoForAce格式）
     * @param array $segments 分段数据数组
     * @return array 返回包含acts和total_duration的数组
     */
    public function buildEpisodeActsStructureForAce($segments) {
        $acts = [];
        $totalDuration = 0; // 初始化总时长
        
        foreach($segments as $segment) {
            // 计算分镜时长，优先级：video_duration > act_duration > 默认5秒
            $videoDuration = getProp($segment, 'video_duration');
            $actDuration = getProp($segment, 'act_duration');
            
            if (!empty($videoDuration) && is_numeric($videoDuration)) {
                $totalDuration += floatval($videoDuration);
            } elseif (!empty($actDuration) && is_numeric($actDuration)) {
                $totalDuration += floatval($actDuration);
            } else {
                $totalDuration += 5; // 默认5秒
            }

            // 构建分镜信息
            $segmentInfo = [
                'act_id'    => getProp($segment, 'id'),
                'act_number'    => getProp($segment, 'act_number'),
                'act_title'  => getProp($segment, 'act_title'),
                'act_duration'  => getProp($segment, 'act_duration'),
                'act_content'  => getProp($segment, 'act_content'),
                'video_url' => getProp($segment, 'video_url'),
                'video_duration' => getProp($segment, 'video_duration', 0),
                'video_time_point_start' => getProp($segment, 'video_time_point_start', 0),
                'video_time_point_end' => getProp($segment, 'video_time_point_end', getProp($segment, 'video_duration', 0)),
                'last_frame_url' => getProp($segment, 'last_frame_url'),
                'current_type' => getProp($segment, 'current_type'),
            ];
            $acts[] = $segmentInfo;
        }
        
        return [
            'acts' => array_values($acts),
            'total_duration' => intval(round($totalDuration))
        ];
    }

    /**
     * 验证画面比例是否有效
     * @param string $ratio 画面比例
     * @return bool
     */
    public function validateRatio($ratio) {
        return isset(BaseConst::IMAGE_RATIOS[$ratio]);
    }

    /**
     * 获取画面比例对应的宽高
     * @param string $ratio 画面比例
     * @return array ['width' => int, 'height' => int]
     * @throws \Exception
     */
    private function getRatioDimensions($ratio) {
        if ($ratio && !$this->validateRatio($ratio)) {
            $validRatios = implode('、', array_keys(BaseConst::IMAGE_RATIOS));
            Utils::throwError("1002:画面比例选择不正确,只支持{$validRatios}");
        }
        return isset(BaseConst::IMAGE_RATIOS[$ratio]) ? BaseConst::IMAGE_RATIOS[$ratio] : ['width' => 1600, 'height' => 2848];
    }

    public function createAnime($data) {
        $uid = Site::getUid();
        $cpid = Site::getCpid();
        $input_art_style = getProp($data, 'art_style');
        $file = getProp($data, 'file');
        $content = getProp($data, 'content', '');
        $bid = getProp($data, 'bid', 0);
        $script_id = getProp($data, 'script_id', 0);
        $ace_mode = getProp($data, 'ace_mode', 0);
        $extra_products = getProp($data, 'products', []);
        if (is_string($extra_products)) $extra_products = json_decode($extra_products, true);
        if (!is_array($extra_products)) {
            Utils::throwError('20003:传入的资产格式不正确');
        }
        
        // 替换美术风格
        $mappedArtStyle = $this->DeepSeekService->getArtStylePromptByInput($input_art_style);

        // 提取文件内容
        if ($file) {
            $content = $this->DeepSeekService->extractFileContent($file);
            if (!$content) {
                Utils::throwError('20003:无法提取文件内容，请检查文件格式');
            }
        } elseif ($script_id) {
            $content = $this->DeepSeekService->getContentByScriptId($script_id);
            if (!$content) {
                Utils::throwError('20003:无法获取剧本内容，请检查剧本');
            }
        } elseif ($bid) {
            $content = $this->DeepSeekService->getContentByBid($bid);
            if (!$content) {
                Utils::throwError('20003:无法获取书籍内容，请检查书籍');
            }
        } elseif ($content) { 
            $content = filterContent($content);
        }else {
            $content = '';
        }

        $anime_data = [
            'user_id'       => $uid,
            'cpid'          => $cpid,
            'anime_name'    => '新剧本策划',
            'is_multi'      => getProp($data, 'is_multi', 1),
            'content'       => $content,
            'art_style_type'    => $input_art_style,
            'ace_mode'      => $ace_mode,
            'script_id'     => $script_id,
            'extra_products'    => json_encode($extra_products, 256),
            'created_at'    => date('Y-m-d H:i:s'),
            'updated_at'    => date('Y-m-d H:i:s'),
        ];

        // 处理文本模型
        $model = getProp($data, 'model');
        if (!$model) {
            // 用户没有输入，使用默认值
            $model = 'deepseek-v4-pro';
        }
        // 验证模型是否在可用模型表中
        if (!DB::table('mp_text_models')->where('model', $model)->where('is_enabled', 1)->exists()) {
            $model = 'deepseek-v4-pro';
        }
        $anime_data['model'] = $model;

        if ($mappedArtStyle) $anime_data['art_style'] = $mappedArtStyle;

        return DB::table('mp_animes')->insertGetId($anime_data);
    }

    public function chatList($data) {
        $uid = Site::getUid();
        $anime_name = getProp($data, 'anime_name');

        $query = DB::table('mp_animes')->where('is_deleted', 0)->where('user_id', $uid);
        if ($anime_name) {
            $query->where('anime_name', 'like', "%$anime_name%");
        }

        return $query->orderBy('id', 'desc')->paginate();
    }

    public function chatHistory($data) {
        $anime_id = getProp($data, 'anime_id');
        $sequence = getProp($data, 'sequence', 0);

        if (!$anime_id) Utils::throwError('20003:请选择对话!');

        $query = DB::table('mp_anime_records as ar')->leftJoin('mp_anime_episodes as ae', 'ar.episode_id', '=', 'ae.id')->where('ar.anime_id', $anime_id)
        ->where('ar.sequence', $sequence)->where('segment_id', 0)->where('act_id', 0)->select('ar.role', 'ar.content', 'ar.created_at', 'ar.episode_id', 'ae.title as episode_title', 'ae.created_at as episode_created_at');
        
        return $query->orderBy('ar.id')->get()->map(function ($value) {
            $value = (array)$value;
            if ($value['role'] == 'assistant') $value['content'] = filterScriptContent($value['content']);
            $value['created_at'] = transDate($value['created_at']);
            $value['episode_created_at'] = transDate($value['episode_created_at']);
            return $value;
        })->toArray();
    }

    public function batchSetRoleImg($data) {
        $episode_id = getProp($data, 'episode_id');
        if (!$episode_id) Utils::throwError('1002:请选择分集');
        $episode = DB::table('mp_anime_episodes')->where('id', $episode_id)->first();
        $roles = json_decode(getProp($data, 'roles'), true) ?: [];
        $art_style = getProp($episode, 'art_style');
        $anime_id = getProp($episode, 'anime_id');
        $anime = DB::table('mp_animes')->where('id', $anime_id)->first();
        $art_style_type = getProp($anime, 'art_style_type');
        $character_prefix = '';
        $scene_prefix = '';
        if ($art_style_type) {
            $art_style_arr = $this->DeepSeekService->getArtStyleShortPromptByInput($art_style_type);
            $character_prefix = isset($art_style_arr['character_prefix']) ? $art_style_arr['character_prefix'] : '';
            $scene_prefix = isset($art_style_arr['scene_prefix']) ? $art_style_arr['scene_prefix'] : '';
        }
        
        foreach ($roles as &$role) {
            $role_name = getProp($role, 'role');
            if ($role_name == '旁白') continue;
            
            // 优先使用 pic_prompt，如果没有则使用 description
            $pic_prompt = getProp($role, 'pic_prompt');
            $description = !empty($pic_prompt) ? trim((string)$pic_prompt) : getProp($role, 'description');
            
            // if ($art_style) $description = "美术风格：\n{$art_style}\n主体描述：{$description}\n图片要求：图片侧重点是人物,不要出现场景或背景,并且只能生成一个人物";
            $description = "{$character_prefix}。\n主体描述：{$description}\n超高清，高细节，主体突出，构图合理，画面干净，无场景或背景，单人物，无文字，无水印，无字幕，电影级光影，视觉焦点明确";
            // 参考图地址
            $ref_img_url = getProp($role, 'url');
            if ($ref_img_url) continue;     // 已有图片则跳过
            
            // 此处调用AIImageGenerationService的生成图片任务接口: createImageGenerationTask(注意使用默认参数,prompt使用角色描述),并返回任务id
            try {
                $params = [
                    'prompt' => $description,
                    'ref_img_urls' => !empty($ref_img_url) ? [$ref_img_url] : []
                ];
                
                $task = $this->aiImageGenerationService->createImageGenerationTask($params);
                $task_id = $task->id;
                
                if (!$task_id) {
                    Utils::throwError("20003:角色({$role_name})生成图片失败");
                }
                
                $role['task_id'] = $task_id;
                $role['task_status'] = 'processing';
            } catch (\Exception $e) {
                logDB('anime', 'error', "角色({$role_name})生成图片失败", ['error' => $e->getMessage()]);
                Utils::throwError("20003:" . $e->getMessage());
            }
        }
        
        // 保存角色信息
        $boolen = DB::table('mp_anime_episodes')->where('id', $episode_id)->update([
            'roles'             => json_encode($roles, 256),
            'generate_status'   => '执行中',
            'generate_at'       => date('Y-m-d H:i:s'),
            'updated_at'        => date('Y-m-d H:i:s')
        ]);
        if (!$boolen) {
            Utils::throwError('20003:保存角色信息失败');
        }

        return $boolen;
    }


    public function batchSetSceneImg($data) {
        $episode_id = getProp($data, 'episode_id');
        if (!$episode_id) Utils::throwError('1002:请选择分集');
        $episode = DB::table('mp_anime_episodes')->where('id', $episode_id)->first();
        $scenes = json_decode(getProp($episode, 'scenes'), true);
        $art_style = getProp($episode, 'art_style');
        $target_scene = getProp($data, 'target_scene');
        $anime_id = getProp($episode, 'anime_id');
        $anime = DB::table('mp_animes')->where('id', $anime_id)->first();
        $art_style_type = getProp($anime, 'art_style_type');
        $character_prefix = '';
        $scene_prefix = '';
        if ($art_style_type) {
            $art_style_arr = $this->DeepSeekService->getArtStyleShortPromptByInput($art_style_type);
            $character_prefix = isset($art_style_arr['character_prefix']) ? $art_style_arr['character_prefix'] : '';
            $scene_prefix = isset($art_style_arr['scene_prefix']) ? $art_style_arr['scene_prefix'] : '';
        }
        
        foreach ($scenes as &$scene) {
            $scene_name = getProp($scene, 'scene');
            if ($scene_name != $target_scene) continue;
            
            // 优先使用 pic_prompt，如果没有则使用 description
            $pic_prompt = getProp($scene, 'pic_prompt');
            $description = !empty($pic_prompt) ? trim((string)$pic_prompt) : getProp($scene, 'description');
            
            // if ($art_style) $description = "美术风格：\n{$art_style}\n\n场景描述：{$description}\n图片要求: 图片侧重点是场景,生成的是场景环境图片,不要出现人物(此为第一优先要求)";
            $description = "{$scene_prefix}。\n场景描述：{$description}\n无人物，超高清，高细节，主体突出，构图合理，画面干净，无文字，无水印，无字幕，电影级光影，视觉焦点明确";
            // 参考图地址
            $ref_img_url = getProp($scene, 'url');
            if ($ref_img_url) continue;     // 已有图片则跳过
            
            // 此处调用AIImageGenerationService的生成图片任务接口: createImageGenerationTask(注意使用默认参数,prompt使用角色描述),并返回任务id
            try {
                $params = [
                    'prompt' => $description,
                    'ref_img_urls' => !empty($ref_img_url) ? [$ref_img_url] : []
                ];
                
                $task = $this->aiImageGenerationService->createImageGenerationTask($params);
                $task_id = $task->id;
                
                if (!$task_id) {
                    Utils::throwError("20003:场景({$scene_name})生成图片失败");
                }
                
                $scene['task_id'] = $task_id;
                $scene['task_status'] = 'processing';
            } catch (\Exception $e) {
                logDB('anime', 'error', "场景({$scene_name})生成图片失败", ['error' => $e->getMessage()]);
                Utils::throwError("20003:" . $e->getMessage());
            }
        }
        
        // 保存场景信息
        $boolen = DB::table('mp_anime_episodes')->where('id', $episode_id)->update([
            'scenes'             => json_encode($scenes, 256),
            'generate_status'   => '执行中',
            'generate_at'       => date('Y-m-d H:i:s'),
            'updated_at'        => date('Y-m-d H:i:s')
        ]);
        if (!$boolen) {
            Utils::throwError('20003:保存角色信息失败');
        }

        return $boolen;
    }

    public function editAnime($data) {
        $anime_id = getProp($data, 'anime_id');
        $anime_name = trim(getProp($data, 'anime_name'));

        // 确认对话名称唯一性
        if ($id = DB::table('mp_animes')->where('anime_name', $anime_name)->value('id')) {
            if ($id != $anime_id) $anime_name = $anime_name . '_' . date('YmdHis');
        }

        if (!$anime_id || !$anime_name) {
            Utils::throwError('20003:参数异常');
        }

        return DB::table('mp_animes')->where('id', $anime_id)->update([
            'anime_name'    => $anime_name,
            'updated_at'    => date('Y-m-d H:i:s')
        ]);

        // $script_arr =getProp($data, 'script', []);
        // if (!$script_arr) Utils::throwError('20003:剧本内容不能为空');
        // $start_episode_sequence = getProp($data, 'start_episode_sequence', 1);
        // $anime_id = getProp($data, 'anime_id');
        // try {   
        //     DB::beginTransaction();
        //     $table_data = [
        //         'intro' => isset($script_arr['intro']) ? $script_arr['intro'] : '',
        //         'highlights' => isset($script_arr['highlights']) ? $script_arr['highlights'] : '',
        //         'role_relationship' => isset($script_arr['role_relationship']) ? $script_arr['role_relationship'] : '',
        //         'core_contradiction' => isset($script_arr['core_contradiction']) ? $script_arr['core_contradiction'] : '',
        //         'roles' => isset($script_arr['roles']) ? json_encode($script_arr['roles'], 256) : '',
        //         'art_style' => isset($script_arr['art_style']) ? $script_arr['art_style'] : '',
        //         'scenes' => isset($script_arr['scenes']) ? json_encode($script_arr['scenes'], 256) : '',
        //         'status' => 3,
        //         'start_episode_sequence' => $start_episode_sequence,
        //         'end_episode_sequence' => $start_episode_sequence + count($script_arr['episodes']) - 1,
        //         'episode_num' => count($script_arr['episodes']),
        //         'updated_at' => date('Y-m-d H:i:s')
        //     ];

        //     // 保存剧本内容
        //     if (!empty($anime_id)) {
        //         $boolen = DB::table('mp_animes')->where('id', $anime_id)->update($table_data);
        //         if (!$boolen) {
        //             dLog('anime')->info('对话保存失败', $table_data);
        //             Utils::throwError('20003:对话保存失败');
        //         }
        //     }else {
        //         $table['created_at'] = $table_data['updated_at'];
        //         $anime_id = DB::table('mp_animes')->insertGetId($table_data);
        //         if (!$anime_id) {
        //             dLog('anime')->info('对话保存失败', $table_data);
        //             Utils::throwError('20003:对话保存失败');
        //         }
        //     }
            
            
        //     // 保存分集内容
        //     // 删除历史分集内容
        //     $boolen1 = DB::table('mp_anime_episodes')->where('anime_id', $anime_id)->delete();
            
        //     $episodes  = [];
        //     $sequence = 1;
        //     foreach ($script_arr['episodes'] as $episode) {
        //         $segment_number = 1;
        //         foreach($episode['segments'] as $segment) {
        //             $episodes[] = [
        //                 'anime_id' => $anime_id,
        //                 'episode_number' => $episode['episode_number'],
        //                 'title' => $episode['title'],
        //                 // 'content' => $episode['content'],
        //                 'content' => '',
        //                 'segment_number' => $segment_number,
        //                 'segment_content' => $segment['segment_content'],
        //                 'sequence' => $sequence,
        //                 'created_at' => date('Y-m-d H:i:s'),
        //                 'updated_at' => date('Y-m-d H:i:s')
        //             ];
        //             $sequence++;
        //             $segment_number++;
        //         }
                
        //     }

        //     $boolen2 = DB::table('mp_anime_episodes')->insert($episodes);
        //     if (!$boolen2) {
        //         dLog('deepseek')->info('分集内容保存失败', $episodes);
        //         logDB('deepseek', 'error', '分集内容保存失败', ['episodes_count' => count($episodes)]);
        //         Utils::throwError('20003:分集内容保存失败');
        //     }

        // } catch (\Exception $e) {
        //     DB::rollBack();
        //     Utils::throwError('20003:'.$e->getMessage());
        // }
        // DB::commit();
        // return true;
    }

    public function delAnime($data) {
        $anime_id = getProp($data, 'anime_id');

        if (!$anime_id) {
            Utils::throwError('20003:请选择剧本');
        }

        return DB::table('mp_animes')->where('id', $anime_id)->update([
            'is_deleted'    => 1,
            'updated_at'    => date('Y-m-d H:i:s')
        ]);
    }

    public function animeDetail($data) {
        $uid = Site::getUid();
        $anime_id = getProp($data, 'anime_id');
        $anime = DB::table('mp_animes')->where('id', $anime_id)->where('is_deleted', 0)->where('user_id', $uid)
        ->selectRaw('id as anime_id, anime_name, intro, highlights, roles, role_relationship, core_contradiction, art_style, scenes, status, remark, generate_status, created_at, ace_mode, end_episode_sequence')->first();
        if (!$anime) Utils::throwError('20003:权限不足');
        $anime = (array)$anime;
        $anime['roles'] = json_decode($anime['roles']);
        $anime['scenes'] = json_decode($anime['scenes']);

        // 获取分集信息
        $episodes = DB::table('mp_anime_episodes')->where('anime_id', $anime_id)->where('is_default', 1)
        ->select('id as episode_id', 'episode_number', 'title', 'is_generated', DB::raw("(select es.img_url from mp_episode_segments as es where es.episode_id = mp_anime_episodes.id order by es.segment_number limit 1) as first_frame_url"))
        ->orderBy('episode_number')->get()->map(function ($value) {
            return (array)$value;
        })->toArray();

        $anime['episodes'] = $episodes;

        // 获取当前仍在批量生成中的剧集任务（只展示 episodes 中尚未出现的剧集序号）
        $episodeNumbers = array_map('intval', array_column($episodes, 'episode_number'));
        $episodeTasks = DB::table('mp_batch_episode_generation_details')
            ->where('anime_id', $anime_id)
            ->whereIn('status', ['pending', 'processing', 'failed']) // 只获取待生成/生成中任务，已完成或失败的不显示
            ->orderBy('episode_number')
            ->get()
            ->map(function ($task) use ($episodeNumbers) {
                if (in_array((int)$task->episode_number, $episodeNumbers, true)) {
                    return null;
                }

                return [
                    'episode_number' => (int)$task->episode_number,
                    'status'         => $task->status,
                    'error_message'  => $task->status == 'failed' ? $task->error_message : '',
                ];
            })
            ->filter()
            ->values()
            ->toArray();

        $anime['episode_tasks'] = $episodeTasks;

        return $anime;
    }

    public function episodeInfo($data) {
        $uid = Site::getUid();
        $anime_id = getProp($data, 'anime_id');
        $episode_id = getProp($data, 'episode_id');
        if (!$anime_id || !$episode_id) {
            Utils::throwError('1002:请选择剧集');
        }

        // 验证用户权限
        $anime = DB::table('mp_animes')->where('id', $anime_id)->where('user_id', $uid)->where('is_deleted', 0)->first();
        if (!$anime) Utils::throwError('20003:权限不足');

        $episode = DB::table('mp_anime_episodes')->where('anime_id', $anime_id)->where('id', $episode_id)->select('id as episode_id', 'anime_id', 'episode_number', 'title', 'intro', 'art_style', 'roles', 'scenes', 'is_generated')->first();
        if (!$episode) Utils::throwError('20003:该剧集不存在!');
        $episode = (array)$episode;
        $episode['roles'] = json_decode($episode['roles'], true);
        // foreach($episode['roles'] as &$item) {
        //     if (isset($item['pic_prompt']) && mb_substr($item['pic_prompt'], 0, 11) != '写实。全景，正面拍摄。') $item['pic_prompt'] = '写实。全景，正面拍摄。'.$item['pic_prompt'];
        // }
        $episode['scenes'] = json_decode($episode['scenes'], true);
        // foreach($episode['scenes'] as &$item) {
        //     if (isset($item['pic_prompt']) && mb_substr($item['pic_prompt'], 0, 3) != '写实。') $item['pic_prompt'] = '写实。'.$item['pic_prompt'];
        // }
        
        // 获取分镜信息
        $segments = DB::table('mp_episode_segments')->where('anime_id', $anime_id)->where('episode_id', getProp($episode, 'episode_id'))->orderBy('segment_number')
        ->select('*')->get()->map(function ($value) {
            return (array)$value;
        })->toArray();
        
        // 使用公共方法构建分镜结构
        $segmentsStructure = $this->buildEpisodeSegmentsStructure($segments);
        $episode['acts'] = $segmentsStructure['acts'];
        $episode['total_duration'] = $segmentsStructure['total_duration'];

        return $episode;
    }

    public function episodeInfoForAce($data) {
        $anime_id = getProp($data, 'anime_id');
        $episode_id = getProp($data, 'episode_id');
        if (!$anime_id || !$episode_id) {
            Utils::throwError('1002:请选择剧集');
        }

        $episode = DB::table('mp_anime_episodes')->where('anime_id', $anime_id)->where('id', $episode_id)->select('id as episode_id', 'anime_id', 'episode_number', 'title', 'intro', 'art_style', 'roles', 'scenes', 'props', 'is_generated')->first();
        if (!$episode) Utils::throwError('20003:该剧集不存在!');
        $episode = (array)$episode;
        $episode['roles'] = json_decode($episode['roles'], true);
        // foreach($episode['roles'] as &$item) {
        //     if (isset($item['pic_prompt']) && mb_substr($item['pic_prompt'], 0, 11) != '写实。全景，正面拍摄。') $item['pic_prompt'] = '写实。全景，正面拍摄。'.$item['pic_prompt'];
        // }
        $episode['scenes'] = json_decode($episode['scenes'], true);
        // foreach($episode['scenes'] as &$item) {
        //     if (isset($item['pic_prompt']) && mb_substr($item['pic_prompt'], 0, 3) != '写实。') $item['pic_prompt'] = '写实。'.$item['pic_prompt'];
        // }
        $episode['props'] = $episode['props'] ? json_decode($episode['props'], true) : [];
        
        // 获取分镜信息
        $segments = DB::table('mp_episode_segments')->where('anime_id', $anime_id)->where('episode_id', getProp($episode, 'episode_id'))->orderBy('act_number')
        ->select('*')->get()->map(function ($value) {
            return (array)$value;
        })->toArray();
        
        $segmentsStructure = $this->buildEpisodeActsStructureForAce($segments);
        $episode['acts'] = $segmentsStructure['acts'];
        $episode['total_duration'] = $segmentsStructure['total_duration'];

        // 获取mp_animes表中的视频参数
        $anime = DB::table('mp_animes')->where('id', $anime_id)->first(['video_model', 'video_resolution', 'video_ratio']);
        $episode['video_params'] = [
            'video_model' => getProp($anime, 'video_model'),
            'video_resolution' => getProp($anime, 'video_resolution'),
            'ratio' => getProp($anime, 'video_ratio'),
        ];

        return $episode;
    }

    public function segmentInfo($data) {
        $uid = Site::getUid();
        $segment_id = getProp($data, 'segment_id');
        if (!$segment_id) {
            Utils::throwError('1002:请选择分镜');
        }
        
        // 获取分镜信息
        $segment = DB::table('mp_episode_segments')->where('segment_id', $segment_id)->first();
        
        // 验证用户权限
        if ($segment) {
            $anime = DB::table('mp_animes')->where('id', getProp($segment, 'anime_id'))->where('user_id', $uid)->where('is_deleted', 0)->first();
            if (!$anime) Utils::throwError('20003:权限不足');
        }
        
        $result = [
            'segment_id' => getProp($segment, 'segment_id'),
            'segment_number' => getProp($segment, 'segment_number'),
            'segment_content' => getProp($segment, 'segment_content'),
            'description' => getProp($segment, 'description'),
            'composition' => getProp($segment, 'composition'),
            'camera_movement' => getProp($segment, 'camera_movement'),
            'voice_actor' => getProp($segment, 'voice_actor'),
            'dialogue' => getProp($segment, 'dialogue'),
            'frame_type' => getProp($segment, 'frame_type'),
            'scene' => getProp($segment, 'scene'),
            'characters' => getProp($segment, 'characters'),
            'tail_frame' => getProp($segment, 'tail_frame'),
            'emotion' => getProp($segment, 'emotion'),
            'emotion_type' => getProp($segment, 'emotion_type'),
            'gender' => getProp($segment, 'gender'),
            'speed_ratio' => getProp($segment, 'speed_ratio'),
            'loudness_ratio' => getProp($segment, 'loudness_ratio'),
            'emotion_scale' => getProp($segment, 'emotion_scale'),
            'pitch' => getProp($segment, 'pitch'),
            'voice_name' => getProp($segment, 'voice_name'),
            'voice_type' => getProp($segment, 'voice_type'),
            'voice_audio_url' => getProp($segment, 'voice_audio_url'),
            'img_url' => getProp($segment, 'img_url'),
            'video_url' => getProp($segment, 'video_url'),
            'last_frame_url' => getProp($segment, 'last_frame_url'),
        ];

        return $result;
    }

    public function copyEpisodeVersion($data) {
        $episode_id = getProp($data, 'episode_id');
        $uid = Site::getUid();
        $cpid = Site::getCpid();

        $episode = DB::table('mp_anime_episodes')->where('id', $episode_id)->first();
        if (!$episode) Utils::throwError('20003:该剧集不存在');

        $episode = (array)$episode;
        $anime_id = $episode['anime_id'];
        $episode_number = $episode['episode_number'];
        $count = DB::table('mp_anime_episodes')->where('anime_id', $anime_id)->where('episode_number', $episode_number)->count('id');
        $sequence = $count + 1;
        unset($episode['id']);
        $now = date('Y-m-d H:i:s');
        $episode['created_at'] = $now;
        $episode['updated_at'] = $now;
        $episode['is_default'] = 1;
        // 获取版本中含有"(副本"字样的个数
        $copy_count = DB::table('mp_anime_episodes')->where('anime_id', $anime_id)->where('episode_number', $episode_number)->where('title', 'like', '%（副本%')->count('id');
        $episode['title'] = $copy_count > 0 ? $episode['title']."（副本{$copy_count}）" : $episode['title']."（副本）";  // 生成带(副本)字样的标题
        $episode['sequence'] = $sequence;
        $episode['is_generated'] = 0;
        $episode['cpid'] = $cpid;

         // 获取ace_mode
        $ace_mode = DB::table('mp_animes')->where('id', $anime_id)->value('ace_mode');

        try {
            DB::beginTransaction();
            DB::table('mp_anime_episodes')->where('anime_id', $anime_id)->where('episode_number', $episode_number)->update(['is_default' => 0, 'updated_at'=>$now]);

            // 新增副本
            $new_episode_id = DB::table('mp_anime_episodes')->insertGetId($episode);
            if (!$new_episode_id) {
                Utils::throwError('20003:创建副本失败!');
            }

            // 获取分镜数据并准备插入
            $segments_for_insert = DB::table('mp_episode_segments')
            ->select('anime_id', 'episode_number', 'act_number', 'act_title', 'act_duration', 'act_content', 'segment_number', 'segment_content', 'description', 'composition', 'camera_movement', 'voice_actor', 'dialogue', 'frame_type', 'scene', 'characters', 'tail_frame', 'voice_name', 'voice_type', 'voice_audio_url', 'emotion', 'emotion_type', 'gender', 'speed_ratio', 'loudness_ratio', 'emotion_scale', 'pitch')
            ->where('episode_id', $episode_id)->orderBy('segment_number')->get()->map(function($item) use ($new_episode_id,$ace_mode) {
                $item = (array)$item;
                $item['episode_id'] = $new_episode_id;
                if ((int)$ace_mode !== 1) $item['segment_id'] = date('YmdHis').mt_rand(1000,9999).str_pad($item['segment_number'], 3, "0", STR_PAD_LEFT);
                $item['created_at'] = $item['updated_at'] = date('Y-m-d H:i:s');
                return $item;
            })->toArray();

            // 写入分镜数据
            $boolen2 = DB::table('mp_episode_segments')->insert($segments_for_insert);
            if (!$boolen2) {
                Utils::throwError('20003:写入分镜数据失败!');
            }

            // 写入对话历史
            $records = [
                [
                    'uid' => $uid,
                    'anime_id' => $anime_id,
                    'role' => 'user',
                    'content' => '创建副本',
                    'sequence' => $episode_number,
                    'episode_id' => $new_episode_id,
                    'created_at' => $now,
                    'updated_at' => $now
                ],
                [
                    'uid' => $uid,
                    'anime_id' => $anime_id,
                    'role' => 'assistant',
                    'content' => '好的，已为您创建副本',
                    'sequence' => $episode_number,
                    'episode_id' => $new_episode_id,
                    'created_at' => $now,
                    'updated_at' => $now
                ]
            ];
            $boolen3 = DB::table('mp_anime_records')->insert($records);
            if (!$boolen3) {
                Utils::throwError('20003:对话记录保存失败');
            }
            
        }catch (\Exception $e) {
            DB::rollBack();
            Utils::throwError('20003:'.$e->getMessage());
        }

        DB::commit();

        // 构建与 episodeInfo 方法一致的返回数据结构
        $result = [
            'episode_id' => $new_episode_id,
            'anime_id' => $anime_id,
            'episode_number' => $episode_number,
            'title' => $episode['title'],
            'intro' => $episode['intro'],
            'art_style' => $episode['art_style'],
            'roles' => json_decode($episode['roles'], true),
            'scenes' => json_decode($episode['scenes'], true),
            'is_generated' => (int)$episode['is_generated']
        ];

        if ((int)$ace_mode === 1) {
            // 获取分镜信息
            $segments = DB::table('mp_episode_segments')->where('anime_id', $anime_id)->where('episode_id', $new_episode_id)->orderBy('act_number')
            ->select('*')->get()->map(function ($value) {
                return (array)$value;
            })->toArray();

            $segmentsStructure = $this->buildEpisodeActsStructureForAce($segments);
        }else {
            // 复用已有的分镜数据，按 act 分组（避免重复查询数据库）
            $segmentsStructure = $this->buildEpisodeSegmentsStructure($segments_for_insert);
        }
        $result['acts'] = $segmentsStructure['acts'];
        $result['total_duration'] = $segmentsStructure['total_duration'];

        return $result;
    }

    public function episodeVersions($data) {
        $anime_id = getProp($data, 'anime_id');
        $episode_id = getProp($data, 'episode_id');
        if (!$anime_id || !$episode_id) {
            Utils::throwError('1002:请选择剧集');
        }

        $episode_number = DB::table('mp_anime_episodes')->where('anime_id', $anime_id)->where('id', $episode_id)->value('episode_number');

        $episodes = DB::table('mp_anime_episodes')->where('anime_id', $anime_id)->where('episode_number', $episode_number)->select('id as episode_id', 'anime_id', 'episode_number', 'sequence', 'title', 'intro', 'art_style', 'roles', 'scenes', 'is_generated')->orderBy('sequence', 'desc')->get()->map(function($value) {
            return (array)$value;
        })->toArray();
        if (!$episodes) Utils::throwError('20003:该剧集不存在!');
        
        foreach($episodes as &$episode) {
            $episode['version'] = 'V'.$episode['sequence'];
            $episode['roles'] = json_decode($episode['roles'], true);
            $episode['scenes'] = json_decode($episode['scenes'], true);
            
            // 获取分镜信息
            $segments = DB::table('mp_episode_segments')->where('anime_id', $anime_id)->where('episode_id', getProp($episode, 'episode_id'))->orderBy('segment_number')
            ->select('*')->get()->map(function ($value) {
                return (array)$value;
            })->toArray();
            
            // 使用公共方法构建分镜结构
            $segmentsStructure = $this->buildEpisodeSegmentsStructure($segments);
            $episode['acts'] = $segmentsStructure['acts'];
            $episode['total_duration'] = $segmentsStructure['total_duration'];
        }

        return $episodes;
    }

    public function bindEpisodeVersion($data) {
        $episode_id = getProp($data, 'episode_id');

        $episode = DB::table('mp_anime_episodes')->where('id', $episode_id)->first();
        if (!$episode) Utils::throwError('20003:该剧集不存在');
        $episode = (array)$episode;

        if ((int)$episode['is_default'] === 1) return true;

        try {
            DB::beginTransaction();
            // 移除is_default标志
            $boolen = DB::table('mp_anime_episodes')->where('anime_id', $episode['anime_id'])->where('episode_number', $episode['episode_number'])->update(['is_default' => 0, 'updated_at'=>date('Y-m-d H:i:s')]);
            if (!$boolen) {
                Utils::throwError('20003:更新失败!');
            }

            // 绑定副本
            $boolen2 = DB::table('mp_anime_episodes')->where('id', $episode_id)->update(['is_default' => 1, 'updated_at'=>date('Y-m-d H:i:s')]);
            if (!$boolen2) {
                Utils::throwError('20003:绑定失败!');
            }
        }catch (\Exception $e) {
            DB::rollBack();
            Utils::throwError('20003:'.$e->getMessage());
        }

        DB::commit();

        return true;
    }

    public function chatChangeImg($data) {
        $segment_id = getProp($data, 'segment_id');
        $type = getProp($data, 'type', 1);      // 类型: 1.对话改图 2.图片生成
        $prompt = getProp($data, 'prompt');
        if (!$prompt || !$segment_id) {
            Utils::throwError('1002:请输入提示词,并且选择分镜');
        }
        $segment = DB::table("mp_episode_segments")->where('segment_id', $segment_id)->first();
        if (!$segment) Utils::throwError('20003:该分镜不存在!');
        if ((int)$type === 1) $ref_img_url = getProp($segment, 'img_url');
        else $ref_img_url = '';
        // $ref_img_url = '';
        if (empty($prompt)) {
            if (empty($ref_img_url)) {
                $prompt = getProp($segment, 'segment_content');
            }else {
                $prompt = '请根据图片生成';
            }
        }

        $anime_id = getProp($segment, 'anime_id');
        $episode_id = getProp($segment, 'episode_id');
        $episode_number = getProp($segment, 'episode_number');

        $episode = DB::table('mp_anime_episodes')->where('id', $episode_id)->first();
        $ratio = getProp($data, 'ratio');
        if (!$ratio) {
            $ratio = getProp($episode, 'ratio');
            if (!$ratio) $ratio = '9:16';
        }

        $art_style = getProp($episode, 'art_style');
        if ($art_style) {
            $prompt = "美术风格：{$art_style}\n{$prompt}";
        }

        $dimensions = $this->getRatioDimensions($ratio);
        $width = $dimensions['width'];
        $height = $dimensions['height'];

        try {
            $params = [
                'alias_segment_id' => $segment_id,
                'prompt' => $prompt,
                'ref_img_urls' => !empty($ref_img_url) ? [$ref_img_url] : [],
                'width' => $width,
                'height' => $height
            ];

            // 优化提示词(不要生成字幕)
            $params['prompt'] = "前置要求：图片中不要带有任何对话台词或字幕信息\n".$params['prompt'];
            
            $task = $this->aiImageGenerationService->createImageGenerationTask($params);
            $task_id = $task->id;
            
            if (!$task_id) {
                Utils::throwError("20003:生成图片失败");
            }
            
            // 更新任务ID
            $boolen = DB::table('mp_episode_segments')->where('segment_id', $segment_id)->update(['pic_task_id' => $task_id, 'pic_task_status' => '生成中', 'updated_at' => date('Y-m-d H:i:s')]);
            if (!$boolen) Utils::throwError('20003:更新任务ID失败');
        } catch (\Exception $e) {
            Utils::throwError("20003:" . $e->getMessage());
        }

        // 创建任务之后先暂停10s等待异步任务完成
        sleep(10);
        $img_url = $this->loopGetPicTaskResult($task_id);

        if (!$img_url) Utils::throwError('20003:图片生成中,请稍后刷新');

        // 图片生成后新增对话记录
        try {
            $uid = Site::getUid();
            $now = date('Y-m-d H:i:s');
            
            // 使用AI反推图片提示词
            $pic_prompt = $this->generateImagePromptFromUrl($img_url);
                
            // 保存对话记录
            $records = [
                [
                    'uid'           => $uid,
                    'anime_id'      => $anime_id,
                    'sequence'      => $episode_number,
                    'role'          => 'user',
                    'content'       => $prompt,
                    'segment_id'    => $segment_id,
                    'pic_task_id'   => $task_id,
                    'image_url'     => '',
                    'created_at'    => $now,
                    'updated_at'    => $now
                ],
                [
                    'uid'           => $uid,
                    'anime_id'      => $anime_id,
                    'sequence'      => $episode_number,
                    'role'          => 'assistant',
                    'content'       => $pic_prompt,
                    'segment_id'    => $segment_id,
                    'pic_task_id'   => $task_id,
                    'image_url'     => $img_url,
                    'created_at'    => $now,
                    'updated_at'    => $now
                ]
            ];
            
            DB::table('mp_anime_records')->insert($records);
            
        } catch (\Exception $e) {
            // 记录日志但不影响主流程
            dLog('anime')->error('保存对话记录失败: ' . $e->getMessage(), [
                'segment_id' => $segment_id,
                'img_url' => $img_url
            ]);
            logDB('anime', 'error', '保存对话记录失败', [
                'segment_id' => $segment_id,
                'img_url' => $img_url,
                'error' => $e->getMessage()
            ]);
        }

        return $img_url;
    }

    public function segmentChatHistory($data) {
        $segment_id = getProp($data, 'segment_id');

        if (!$segment_id) Utils::throwError('20003:请选择分镜!');

        $query = DB::table('mp_anime_records')->where('segment_id', $segment_id)->select('role', 'content', 'segment_id', 'image_url', 'video_url', 'video_task_id', 'pic_task_id', 'created_at');
        
        $chat = $query->orderBy('id')->get()->map(function ($value) {
            $value = (array)$value;
            $value['created_at'] = transDate($value['created_at']);
            return $value;
        })->toArray();

        // 获取历史图片
        $url = [];
        $pic_history = DB::table('mp_generate_pic_tasks')->where('alias_segment_id', $segment_id)->where('status', 'success')->orderBy('created_at', 'desc')->get();
        foreach($pic_history as $task) {
            $result_url = getProp($task, 'result_url');
            if (is_json($result_url)) {
                $url = array_merge($url, json_decode($result_url, true));
            }else {
                $url[] = $result_url;
            }
        }
        
        // 获取历史视频
        $video_history = DB::table('mp_generate_video_tasks')->where('alias_segment_id', $segment_id)->where('status', 'success')->orderBy('created_at', 'desc')->get();
        foreach($video_history as $task) {
            $result_url = getProp($task, 'compressed_url');
            if (is_json($result_url)) {
                $url = array_merge($url, json_decode($result_url, true));
            }else {
                $url[] = $result_url;
            }
        }

        return compact('chat', 'url');
    }

    public function changeEpisodeRoles($data) {
        $anime_id = getProp($data, 'anime_id');
        $episode_id = getProp($data, 'episode_id');
        $target_roles = getProp($data, 'roles');
        // 删除标志优先取最外层入参 is_deleted，兼容角色对象内部（roles.is_deleted）的传参
        $is_deleted = getProp($data, 'is_deleted', getProp($target_roles, 'is_deleted', 0));
        // 控制字段不随角色内容写入分集roles存储
        if (is_array($target_roles)) {
            unset($target_roles['is_deleted']);
        }

        // 参数验证
        if (!$anime_id) Utils::throwError('20003:请提供动漫ID');
        if (!$episode_id) Utils::throwError('20003:请提供剧集ID');
        if (!$target_roles) Utils::throwError('20003:请提供角色信息');

        // 验证剧集是否存在
        $episode = DB::table('mp_anime_episodes')
            ->where('anime_id', $anime_id)
            ->where('id', $episode_id)
            ->first();
        
        if (!$episode) Utils::throwError('20003:该剧集不存在');
        $roles = json_decode(getProp($episode, 'roles'), true);

        // 获取anime信息，检查是否有关联的script_id
        $anime = DB::table('mp_animes')->where('id', $anime_id)->first();
        if (!$anime) Utils::throwError('20003:动漫不存在');
        
        $script_id = getProp($anime, 'script_id');
        $episode_number = getProp($episode, 'episode_number', 1);
        $uid = Site::getUid();
        $cpid = Site::getCpid();

        try {
            $target_role_name = getProp($target_roles, 'role');
            if (empty($target_role_name)) {
                Utils::throwError('20003:角色名称不能为空');
            }
            
            // 如果是删除操作
            if ($is_deleted == 1) {
                // 从角色列表中移除该角色
                $roles = array_values(array_filter($roles, function($role) use ($target_role_name) {
                    return getProp($role, 'role') !== $target_role_name;
                }));
                
                // 更新角色列表
                $result = DB::table('mp_anime_episodes')
                    ->where('anime_id', $anime_id)
                    ->where('id', $episode_id)
                    ->update([
                        'roles' => json_encode($roles, 256),
                        'updated_at' => date('Y-m-d H:i:s')
                    ]);

                if ($result === false) {
                    Utils::throwError('20003:删除角色失败');
                }
            } else {
                // 新增或更新操作
                $role_found = false;
                $is_new_role = false;
                
                // 查找并更新已存在的角色
                foreach($roles as &$role) {
                    if (getProp($role, 'role') === $target_role_name) {
                        $role = $target_roles;
                        $role_found = true;
                        break;
                    }
                }
                
                // 如果角色不存在，则新增
                if (!$role_found) {
                    $roles[] = $target_roles;
                    $is_new_role = true;
                }

                // 更新角色列表
                $result = DB::table('mp_anime_episodes')
                    ->where('anime_id', $anime_id)
                    ->where('id', $episode_id)
                    ->update([
                        'roles' => json_encode($roles, 256),
                        'updated_at' => date('Y-m-d H:i:s')
                    ]);

                if ($result === false) {
                    Utils::throwError('20003:更新角色列表失败');
                }
                
                // 同步更新分镜表中对应主体的音色信息
                $voice_name = getProp($target_roles, 'voice_name');
                $voice_type = getProp($target_roles, 'voice_type');
                $voice_audio_url = getProp($target_roles, 'voice_audio_url');
                
                DB::table('mp_episode_segments')
                    ->where('anime_id', $anime_id)
                    ->where('episode_id', $episode_id)
                    ->where('voice_actor', $target_role_name)
                    ->update([
                        'voice_name' => $voice_name,
                        'voice_type' => $voice_type,
                        'voice_audio_url' => $voice_audio_url,
                        'updated_at' => date('Y-m-d H:i:s')
                    ]);

                // 如果有关联的script_id，则同步到mp_products表
                if ($script_id) {
                    // 查询剧本信息
                    $script = DB::table('mp_scripts')
                        ->where('id', $script_id)
                        ->where('is_deleted', 0)
                        ->first();
                    
                    if ($script) {
                        $script_name = $script->script_name ?? 'script_' . $script_id;
                        $product_name = getProp($target_roles, 'role');
                        $pic_prompt = getProp($target_roles, 'pic_prompt', '');
                        $url = getProp($target_roles, 'url', '');
                        $product_type = 1; // 1=角色
                        
                        // 查找或创建以script_name命名的文件夹
                        $folder = DB::table('mp_products')
                            ->where('cpid', $cpid)
                            ->where('type', 2) // 文件夹类型
                            ->where('product', $product_type) // 角色类型
                            ->where('product_name', $script_name)
                            ->where('parent_id', 0)
                            ->where('is_deleted', 0)
                            ->first();
                        
                        if (!$folder) {
                            // 创建文件夹
                            $folder_id = DB::table('mp_products')->insertGetId([
                                'user_id' => $uid,
                                'cpid' => $cpid,
                                'type' => 2, // 文件夹
                                'product' => $product_type, // 角色类型
                                'parent_id' => 0,
                                'level' => 1,
                                'product_name' => $script_name,
                                'sort_order' => time(),
                                'is_deleted' => 0,
                                'created_at' => date('Y-m-d H:i:s'),
                                'updated_at' => date('Y-m-d H:i:s')
                            ]);
                        } else {
                            $folder_id = $folder->id;
                        }
                        
                        // 查找该文件夹下是否已存在同名资产
                        $existing_product = DB::table('mp_products')
                            ->where('cpid', $cpid)
                            ->where('type', 1) // 资产类型
                            ->where('product', $product_type)
                            ->where('parent_id', $folder_id)
                            ->where('product_name', $product_name)
                            ->where('is_deleted', 0)
                            ->first();
                        
                        if ($existing_product) {
                            // 更新已存在的资产
                            $updateData = [
                                'pic_task_status'   => '生成成功',
                            ];
                            if ($pic_prompt) $updateData['pic_prompt'] = $pic_prompt;
                            if ($url) $updateData['url'] = $url;
                            
                            // 处理versions字段
                            $versions = getProp($target_roles, 'versions', []);
                            if ($versions && is_array($versions)) {
                                $updateData['versions'] = json_encode($versions, 256);
                            }
                            
                            $updateData['updated_at'] = date('Y-m-d H:i:s');
                            
                            DB::table('mp_products')
                                ->where('id', $existing_product->id)
                                ->update($updateData);
                            
                            $product_id = $existing_product->id;
                        } else {
                            // 创建新资产
                            $versions = getProp($target_roles, 'versions', []);
                            
                            $product_id = DB::table('mp_products')->insertGetId([
                                'user_id' => $uid,
                                'cpid' => $cpid,
                                'type' => 1, // 资产
                                'product' => $product_type, // 角色
                                'parent_id' => $folder_id,
                                'level' => 2,
                                'product_name' => $product_name,
                                'url' => $url,
                                'pic_prompt' => $pic_prompt,
                                'versions' => is_array($versions) ? json_encode($versions, 256) : '[]',
                                'sort_order' => time(),
                                'is_deleted' => 0,
                                'pic_task_status' => '生成成功',
                                'created_at' => date('Y-m-d H:i:s'),
                                'updated_at' => date('Y-m-d H:i:s')
                            ]);
                        }
                        
                        // 建立或更新绑定关系
                        $existing_mapping = DB::table('mp_script_product_mappings')
                            ->where('script_id', $script_id)
                            ->where('product_id', $product_id)
                            ->where('episode_number', $episode_number)
                            ->first();
                        
                        if (!$existing_mapping) {
                            // 创建绑定关系
                            DB::table('mp_script_product_mappings')->insert([
                                'script_id' => $script_id,
                                'product_id' => $product_id,
                                'episode_number' => $episode_number,
                                'created_at' => date('Y-m-d H:i:s'),
                                'updated_at' => date('Y-m-d H:i:s')
                            ]);
                        }
                    }
                }
            }
        } catch (\Exception $e) {
            dLog('anime')->error('更新剧集角色失败', [
                'anime_id' => $anime_id,
                'episode_id' => $episode_id,
                'error' => $e->getMessage()
            ]);
            Utils::throwError('20003:更新角色列表失败　' . $e->getMessage());
        }

        return true;
    }

    public function changeEpisodeScenes($data) {
        $anime_id = getProp($data, 'anime_id');
        $episode_id = getProp($data, 'episode_id');
        $target_scenes = getProp($data, 'scenes');
        // 删除标志优先取最外层入参 is_deleted，兼容场景对象内部（scenes.is_deleted）的传参
        $is_deleted = getProp($data, 'is_deleted', getProp($target_scenes, 'is_deleted', 0));
        // 控制字段不随场景内容写入分集scenes存储
        if (is_array($target_scenes)) {
            unset($target_scenes['is_deleted']);
        }

        // 参数验证
        if (!$anime_id) Utils::throwError('20003:请提供动漫ID');
        if (!$episode_id) Utils::throwError('20003:请提供剧集ID');
        if (!$target_scenes) Utils::throwError('20003:请提供场景信息');

        // 验证剧集是否存在
        $episode = DB::table('mp_anime_episodes')
            ->where('anime_id', $anime_id)
            ->where('id', $episode_id)
            ->first();
        
        if (!$episode) Utils::throwError('20003:该剧集不存在');
        $scenes = json_decode(getProp($episode, 'scenes'), true);

        // 获取anime信息，检查是否有关联的script_id
        $anime = DB::table('mp_animes')->where('id', $anime_id)->first();
        if (!$anime) Utils::throwError('20003:动漫不存在');
        
        $script_id = getProp($anime, 'script_id');
        $episode_number = getProp($episode, 'episode_number', 1);
        $uid = Site::getUid();
        $cpid = Site::getCpid();

        try {
            $target_scene_name = getProp($target_scenes, 'scene');
            if (empty($target_scene_name)) {
                Utils::throwError('20003:场景名称不能为空');
            }
            
            // 如果是删除操作
            if ($is_deleted == 1) {
                // 从场景列表中移除该场景
                $scenes = array_values(array_filter($scenes, function($scene) use ($target_scene_name) {
                    return getProp($scene, 'scene') !== $target_scene_name;
                }));
                
                // 更新场景列表
                $result = DB::table('mp_anime_episodes')
                    ->where('anime_id', $anime_id)
                    ->where('id', $episode_id)
                    ->update([
                        'scenes' => json_encode($scenes, 256),
                        'updated_at' => date('Y-m-d H:i:s')
                    ]);

                if ($result === false) {
                    Utils::throwError('20003:删除场景失败');
                }
            } else {
                // 新增或更新操作
                $scene_found = false;
                $is_new_scene = false;
                
                // 查找并更新已存在的场景
                foreach($scenes as &$scene) {
                    if (getProp($scene, 'scene') === $target_scene_name) {
                        $scene = $target_scenes;
                        $scene_found = true;
                        break;
                    }
                }
                
                // 如果场景不存在，则新增
                if (!$scene_found) {
                    $scenes[] = $target_scenes;
                    $is_new_scene = true;
                }

                // 更新场景列表
                $result = DB::table('mp_anime_episodes')
                    ->where('anime_id', $anime_id)
                    ->where('id', $episode_id)
                    ->update([
                        'scenes' => json_encode($scenes, 256),
                        'updated_at' => date('Y-m-d H:i:s')
                    ]);

                if ($result === false) {
                    Utils::throwError('20003:更新场景列表失败');
                }

                // 如果有关联的script_id，则同步到mp_products表
                if ($script_id) {
                    // 查询剧本信息
                    $script = DB::table('mp_scripts')
                        ->where('id', $script_id)
                        ->where('is_deleted', 0)
                        ->first();
                    
                    if ($script) {
                        $script_name = $script->script_name ?? 'script_' . $script_id;
                        $product_name = getProp($target_scenes, 'scene');
                        $pic_prompt = getProp($target_scenes, 'pic_prompt', '');
                        $url = getProp($target_scenes, 'url', '');
                        $product_type = 2; // 2=场景
                        
                        // 查找或创建以script_name命名的文件夹
                        $folder = DB::table('mp_products')
                            ->where('cpid', $cpid)
                            ->where('type', 2) // 文件夹类型
                            ->where('product', $product_type) // 场景类型
                            ->where('product_name', $script_name)
                            ->where('parent_id', 0)
                            ->where('is_deleted', 0)
                            ->first();
                        
                        if (!$folder) {
                            // 创建文件夹
                            $folder_id = DB::table('mp_products')->insertGetId([
                                'user_id' => $uid,
                                'cpid' => $cpid,
                                'type' => 2, // 文件夹
                                'product' => $product_type, // 场景类型
                                'parent_id' => 0,
                                'level' => 1,
                                'product_name' => $script_name,
                                'sort_order' => time(),
                                'is_deleted' => 0,
                                'created_at' => date('Y-m-d H:i:s'),
                                'updated_at' => date('Y-m-d H:i:s')
                            ]);
                        } else {
                            $folder_id = $folder->id;
                        }
                        
                        // 查找该文件夹下是否已存在同名资产
                        $existing_product = DB::table('mp_products')
                            ->where('cpid', $cpid)
                            ->where('type', 1) // 资产类型
                            ->where('product', $product_type)
                            ->where('parent_id', $folder_id)
                            ->where('product_name', $product_name)
                            ->where('is_deleted', 0)
                            ->first();
                        
                        if ($existing_product) {
                            // 更新已存在的资产
                            $updateData = [
                                'pic_task_status' => '生成成功'
                            ];
                            if ($pic_prompt) $updateData['pic_prompt'] = $pic_prompt;
                            if ($url) $updateData['url'] = $url;
                            
                            // 处理versions字段
                            $versions = getProp($target_scenes, 'versions', []);
                            if ($versions && is_array($versions)) {
                                $updateData['versions'] = json_encode($versions, 256);
                            }
                            
                            $updateData['updated_at'] = date('Y-m-d H:i:s');
                            
                            DB::table('mp_products')
                                ->where('id', $existing_product->id)
                                ->update($updateData);
                            
                            $product_id = $existing_product->id;
                        } else {
                            // 创建新资产
                            $versions = getProp($target_scenes, 'versions', []);
                            
                            $product_id = DB::table('mp_products')->insertGetId([
                                'user_id' => $uid,
                                'cpid' => $cpid,
                                'type' => 1, // 资产
                                'product' => $product_type, // 场景
                                'parent_id' => $folder_id,
                                'level' => 2,
                                'product_name' => $product_name,
                                'url' => $url,
                                'pic_prompt' => $pic_prompt,
                                'versions' => is_array($versions) ? json_encode($versions, 256) : '[]',
                                'sort_order' => time(),
                                'is_deleted' => 0,
                                'pic_task_status' => '生成成功',
                                'created_at' => date('Y-m-d H:i:s'),
                                'updated_at' => date('Y-m-d H:i:s')
                            ]);
                        }
                        
                        // 建立或更新绑定关系
                        $existing_mapping = DB::table('mp_script_product_mappings')
                            ->where('script_id', $script_id)
                            ->where('product_id', $product_id)
                            ->where('episode_number', $episode_number)
                            ->first();
                        
                        if (!$existing_mapping) {
                            // 创建绑定关系
                            DB::table('mp_script_product_mappings')->insert([
                                'script_id' => $script_id,
                                'product_id' => $product_id,
                                'episode_number' => $episode_number,
                                'created_at' => date('Y-m-d H:i:s'),
                                'updated_at' => date('Y-m-d H:i:s')
                            ]);
                        }
                    }
                }
            }
        } catch (\Exception $e) {
            dLog('anime')->error('更新剧集场景失败', [
                'anime_id' => $anime_id,
                'episode_id' => $episode_id,
                'error' => $e->getMessage()
            ]);
            Utils::throwError('20003:更新场景列表失败　' . $e->getMessage());
        }

        return true;
    }

    public function changeEpisodeProps($data) {
        $anime_id = getProp($data, 'anime_id');
        $episode_id = getProp($data, 'episode_id');
        $target_props = getProp($data, 'props');
        // 删除标志优先取最外层入参 is_deleted，兼容道具对象内部（props.is_deleted）的传参
        $is_deleted = getProp($data, 'is_deleted', getProp($target_props, 'is_deleted', 0));
        // 控制字段不随道具内容写入分集props存储
        if (is_array($target_props)) {
            unset($target_props['is_deleted']);
        }

        // 参数验证
        if (!$anime_id) Utils::throwError('20003:请提供动漫ID');
        if (!$episode_id) Utils::throwError('20003:请提供剧集ID');
        if (!$target_props) Utils::throwError('20003:请提供道具信息');

        // 验证剧集是否存在
        $episode = DB::table('mp_anime_episodes')
            ->where('anime_id', $anime_id)
            ->where('id', $episode_id)
            ->first();
        
        if (!$episode) Utils::throwError('20003:该剧集不存在');
        $props = json_decode(getProp($episode, 'props'), true);

        // 获取anime信息，检查是否有关联的script_id
        $anime = DB::table('mp_animes')->where('id', $anime_id)->first();
        if (!$anime) Utils::throwError('20003:动漫不存在');
        
        $script_id = getProp($anime, 'script_id');
        $episode_number = getProp($episode, 'episode_number', 1);
        $uid = Site::getUid();
        $cpid = Site::getCpid();

        try {
            $target_prop_name = getProp($target_props, 'prop');
            if (empty($target_prop_name)) {
                Utils::throwError('20003:道具名称不能为空');
            }
            
            // 如果是删除操作
            if ($is_deleted == 1) {
                // 从道具列表中移除该道具
                $props = array_values(array_filter($props, function($prop) use ($target_prop_name) {
                    return getProp($prop, 'prop') !== $target_prop_name;
                }));
                
                // 更新道具列表
                $result = DB::table('mp_anime_episodes')
                    ->where('anime_id', $anime_id)
                    ->where('id', $episode_id)
                    ->update([
                        'props' => json_encode($props, 256),
                        'updated_at' => date('Y-m-d H:i:s')
                    ]);

                if ($result === false) {
                    Utils::throwError('20003:删除道具失败');
                }
            } else {
                // 新增或更新操作
                $prop_found = false;
                $is_new_prop = false;
                
                // 查找并更新已存在的道具
                foreach($props as &$prop) {
                    if (getProp($prop, 'prop') === $target_prop_name) {
                        $prop = $target_props;
                        $prop_found = true;
                        break;
                    }
                }
                
                // 如果道具不存在，则新增
                if (!$prop_found) {
                    $props[] = $target_props;
                    $is_new_prop = true;
                }

                // 更新道具列表
                $result = DB::table('mp_anime_episodes')
                    ->where('anime_id', $anime_id)
                    ->where('id', $episode_id)
                    ->update([
                        'props' => json_encode($props, 256),
                        'updated_at' => date('Y-m-d H:i:s')
                    ]);

                if ($result === false) {
                    Utils::throwError('20003:更新道具列表失败');
                }

                // 如果有关联的script_id，则同步到mp_products表
                if ($script_id) {
                    // 查询剧本信息
                    $script = DB::table('mp_scripts')
                        ->where('id', $script_id)
                        ->where('is_deleted', 0)
                        ->first();
                    
                    if ($script) {
                        $script_name = $script->script_name ?? 'script_' . $script_id;
                        $product_name = getProp($target_props, 'prop');
                        $pic_prompt = getProp($target_props, 'pic_prompt', '');
                        $url = getProp($target_props, 'url', '');
                        $product_type = 3; // 3=道具
                        
                        // 查找或创建以script_name命名的文件夹
                        $folder = DB::table('mp_products')
                            ->where('cpid', $cpid)
                            ->where('type', 2) // 文件夹类型
                            ->where('product', $product_type) // 道具类型
                            ->where('product_name', $script_name)
                            ->where('parent_id', 0)
                            ->where('is_deleted', 0)
                            ->first();
                        
                        if (!$folder) {
                            // 创建文件夹
                            $folder_id = DB::table('mp_products')->insertGetId([
                                'user_id' => $uid,
                                'cpid' => $cpid,
                                'type' => 2, // 文件夹
                                'product' => $product_type, // 道具类型
                                'parent_id' => 0,
                                'level' => 1,
                                'product_name' => $script_name,
                                'sort_order' => time(),
                                'is_deleted' => 0,
                                'created_at' => date('Y-m-d H:i:s'),
                                'updated_at' => date('Y-m-d H:i:s')
                            ]);
                        } else {
                            $folder_id = $folder->id;
                        }
                        
                        // 查找该文件夹下是否已存在同名资产
                        $existing_product = DB::table('mp_products')
                            ->where('cpid', $cpid)
                            ->where('type', 1) // 资产类型
                            ->where('product', $product_type)
                            ->where('parent_id', $folder_id)
                            ->where('product_name', $product_name)
                            ->where('is_deleted', 0)
                            ->first();
                        
                        if ($existing_product) {
                            // 更新已存在的资产
                            $updateData = [
                                'pic_task_status' => '生成成功'
                            ];
                            if ($pic_prompt) $updateData['pic_prompt'] = $pic_prompt;
                            if ($url) $updateData['url'] = $url;
                            
                            // 处理versions字段
                            $versions = getProp($target_props, 'versions', []);
                            if ($versions && is_array($versions)) {
                                $updateData['versions'] = json_encode($versions, 256);
                            }
                            
                            $updateData['updated_at'] = date('Y-m-d H:i:s');
                            
                            DB::table('mp_products')
                                ->where('id', $existing_product->id)
                                ->update($updateData);
                            
                            $product_id = $existing_product->id;
                        } else {
                            // 创建新资产
                            $versions = getProp($target_props, 'versions', []);
                            
                            $product_id = DB::table('mp_products')->insertGetId([
                                'user_id' => $uid,
                                'cpid' => $cpid,
                                'type' => 1, // 资产
                                'product' => $product_type, // 道具
                                'parent_id' => $folder_id,
                                'level' => 2,
                                'product_name' => $product_name,
                                'url' => $url,
                                'pic_prompt' => $pic_prompt,
                                'versions' => is_array($versions) ? json_encode($versions, 256) : '[]',
                                'sort_order' => time(),
                                'is_deleted' => 0,
                                'pic_task_status' => '生成成功',
                                'created_at' => date('Y-m-d H:i:s'),
                                'updated_at' => date('Y-m-d H:i:s')
                            ]);
                        }
                        
                        // 建立或更新绑定关系
                        $existing_mapping = DB::table('mp_script_product_mappings')
                            ->where('script_id', $script_id)
                            ->where('product_id', $product_id)
                            ->where('episode_number', $episode_number)
                            ->first();
                        
                        if (!$existing_mapping) {
                            // 创建绑定关系
                            DB::table('mp_script_product_mappings')->insert([
                                'script_id' => $script_id,
                                'product_id' => $product_id,
                                'episode_number' => $episode_number,
                                'created_at' => date('Y-m-d H:i:s'),
                                'updated_at' => date('Y-m-d H:i:s')
                            ]);
                        }
                    }
                }
            }
        } catch (\Exception $e) {
            dLog('anime')->error('更新剧集道具失败', [
                'anime_id' => $anime_id,
                'episode_id' => $episode_id,
                'error' => $e->getMessage()
            ]);
            Utils::throwError('20003:更新道具列表失败　' . $e->getMessage());
        }

        return true;
    }

    public function editSegment($data) {
        $segment_id = getProp($data, 'segment_id');
        $segment_content = getProp($data, 'segment_content');
        $image_url = getProp($data, 'image_url');
        $video_url = getProp($data, 'video_url');

        // 参数验证
        if (!$segment_id) Utils::throwError('20003:请提供分镜ID');

        // 验证分镜是否存在
        $segment = DB::table('mp_episode_segments')
            ->where('segment_id', $segment_id)
            ->first();
        
        if (!$segment) Utils::throwError('20003:该分镜不存在');

        $dubTaskId = 0;

        try {
            DB::beginTransaction();
            // 准备更新数据
            $update_data = [
                'updated_at' => date('Y-m-d H:i:s')
            ];

            if ($segment_content) {
                // 先将segment_content赋值到update_data
                $update_data['segment_content'] = $segment_content;
                
                // 使用现有方法分析segment_content，提取各个字段
                $this->handleSegmentContent($update_data);
                
                // 如果有对话内容，创建视频配音合成任务
                $dialogue = getProp($update_data, 'dialogue');
                if (!empty($dialogue)) {
                    $now = date('Y-m-d H:i:s');
                    $generate_json = [
                        'text' => $dialogue,
                        'role' => getProp($update_data, 'voice_actor'),
                        'voice_type' => getProp($update_data, 'voice_type'),
                        'voice_name' => getProp($update_data, 'voice_name'),
                        'emotion' => getProp($update_data, 'emotion'),
                        'emotion_type' => getProp($update_data, 'emotion_type'),
                        'gender' => getProp($update_data, 'gender'),
                        'speed_ratio' => getProp($update_data, 'speed_ratio', 0),
                        'loudness_ratio' => getProp($update_data, 'loudness_ratio', 0),
                        'emotion_scale' => getProp($update_data, 'emotion_scale', 0),
                        'pitch' => getProp($update_data, 'pitch', 0),
                    ];
                    
                    // 插入视频配音合成任务
                    $dubTaskId = DB::table('mp_dub_video_tasks')->insertGetId([
                        'alias_segment_id' => $segment_id,
                        'generate_status' => '执行中',
                        'audio_url' => '',
                        'generate_json' => json_encode($generate_json, 256),
                        'created_at' => $now,
                        'updated_at' => $now,
                    ]);
                    
                    if (!$dubTaskId) {
                        Utils::throwError('20003:创建配音任务失败!');
                    }

                    $update_data['audio_url'] = '';
                } else {
                    // dialogue为空时，直接写入默认音频信息
                    $update_data['audio_url'] = 'https://zw-audiobook.tos-cn-beijing.volces.com/effects/ellipses_2s.mp3';
                    $update_data['audio_duration'] = 2.0;
                    $update_data['subtitle_info'] = json_encode(['duration' => 2.0, 'words' => []], 256);
                }
            }

            if ($image_url) {
                $update_data['img_url'] = $image_url;

                // 同时写入一个简单的图片生成任务
                $pic_task = [
                    'alias_segment_id'  => $segment_id,
                    'ref_img_url' => json_encode([]),
                    'status' => 'success',
                    'result_url' => json_encode([$image_url], 256),
                    'model' => '',
                    'created_at' => date('Y-m-d H:i:s'),
                    'updated_at' => date('Y-m-d H:i:s'),
                ];

                DB::table('mp_generate_pic_tasks')->insert($pic_task);
            }

            if ($video_url) {
                $update_data['origin_video_url'] = $video_url;
                $compressed_video_url = compressVideo($video_url);
                $update_data['current_type'] = 2;
                $update_data['video_url'] = $compressed_video_url ?: $video_url;

                // 同时写入一个简单的视频生成任务
                $video_task = [
                    'alias_segment_id'  => $segment_id,
                    'status' => 'success',
                    'result_url' => $update_data['origin_video_url'],
                    'compressed_url' => $update_data['video_url'],
                    'created_at' => date('Y-m-d H:i:s'),
                    'updated_at' => date('Y-m-d H:i:s'),
                ];

                DB::table('mp_generate_video_tasks')->insert($video_task);
            }

            // 更新分镜信息
            $result = DB::table('mp_episode_segments')
                ->where('segment_id', $segment_id)
                ->update($update_data);

            if ($result === false) {
                Utils::throwError('20003:更新分镜剧本失败');
            }

            DB::commit();

            // 如果有创建音频生成任务则调用API
            if ($dubTaskId) {
                // 请求远程服务器执行生成
                $client = new Client(['timeout' => 300, 'verify' => false]);
                $result = $client->get("http://122.9.129.83:5000/api/anime/genAudio?taskId={$dubTaskId}");
                $response = $result->getBody()->getContents();
                $response_arr = json_decode($response, true);
                if (!isset($response_arr['code']) || (int)$response_arr['code'] !== 0) {
                    $error_msg = isset($response_arr['msg']) ? $response_arr['msg'] : '未知错误';
                    dLog('anime')->error('火山生成音频失败', ['error' => $error_msg, 'task_id' => $dubTaskId, 'segment_id'=>$segment_id]);
                    logDB('anime', 'error', '火山生成音频失败', ['error' => $error_msg, 'task_id' => $dubTaskId, 'segment_id'=>$segment_id]);
                    Utils::throwError('20003:火山生成音频失败');
                }
            }

            return true;
        } catch (\Exception $e) {
            DB::rollBack();
            dLog('anime')->error('更新分镜剧本失败', [
                'segment_id' => $segment_id,
                'error' => $e->getMessage()
            ]);
            Utils::throwError('20003:更新分镜剧本失败　' . $e->getMessage());
        }
    }

    public function batchSetSegmentPics($data) {
        $anime_id = getProp($data, 'anime_id');
        $episode_id = getProp($data, 'episode_id');
        $ratio = getProp($data, 'ratio');
        $dimensions = $this->getRatioDimensions($ratio);
        $width = $dimensions['width'];
        $height = $dimensions['height'];
        
        if (!$anime_id || !$episode_id) {
            Utils::throwError('1002:请选择剧集');
        }

        // 获取剧集信息
        $episode = DB::table('mp_anime_episodes')
            ->where('anime_id', $anime_id)
            ->where('id', $episode_id)
            ->where('is_default', 1)
            ->select('id as episode_id', 'anime_id', 'episode_number', 'roles', 'scenes', 'image_model')
            ->first();
            
        if (!$episode) {
            Utils::throwError('20003:该剧集不存在');
        }

        $model = getProp($data, 'model');
        if (!$model) {
            $model = getProp($episode, 'image_model');
            if (!$model) {
                // episode表也没有，使用默认值
                $model = 'gpt-image-2';
            }
        }
        // 验证模型是否在可用模型表中
        if (!DB::table('mp_image_models')->where('model', $model)->where('is_enabled', 1)->exists()) {
            $model = 'gpt-image-2';
        }

        $roles = json_decode(getProp($episode, 'roles'), true);
        if (!$roles) {
            Utils::throwError('20003:角色信息格式错误');
        }
        // 构建角色名称到参考图的映射
        $role_map = [];
        foreach ($roles as $role) {
            $role_name = getProp($role, 'role');
            $role_url = getProp($role, 'url');
            if (!empty($role_name) && !empty($role_url)) {
                // // 处理角色名称，去除装扮后缀（如：许芸-校服装 -> 许芸）- 修复中文乱码问题(弃用,容易产生重复图片)
                // $base_name = preg_replace('/[-－].*$/u', '', $role_name);
                // $role_map[$base_name] = $role_url;
                // 同时保存完整名称的映射
                $role_map[$role_name] = $role_url;
            }
        }

        $scenes = json_decode(getProp($episode, 'roles'), true);
        if (!$scenes) {
            Utils::throwError('20003:场景信息格式错误');
        }
        // 构建角色名称到参考图的映射
        $scene_map = [];
        foreach ($scenes as $scene) {
            $scene_name = getProp($scene, 'scene');
            $scene_url = getProp($scene, 'url');
            if (!empty($scene_name) && !empty($scene_url)) {
                $scene_map[$scene_name] = $scene_url;
            }
        }

        // 获取所有分镜信息
        $segments = DB::table('mp_episode_segments')
            ->where('anime_id', $anime_id)
            ->where('episode_id', $episode_id)
            ->whereNotIn('pic_task_status', ['已完成', '生成中'])
            ->orderBy('segment_number')
            ->get()
            ->toArray();

        if (empty($segments)) {
            Utils::throwError('20003:所有分镜图片已完成或正在生成中');
        }

        // 保存图片比例
        DB::table('mp_anime_episodes')->where('id', $episode_id)->update(['ratio' => $ratio, 'updated_at' => date('Y-m-d H:i:s')]);

        $updated_segments = [];
        $failed_segments = [];

        // 批量为每个分镜生成图片任务
        foreach ($segments as $segment) {
            $segment_id = $segment->segment_id;
            $segment_content = $segment->segment_content;
            
            if (empty($segment_content)) {
                $failed_segments[] = [
                    'segment_id' => $segment_id,
                    'error' => '分镜内容为空'
                ];
                continue;
            }

            try {
                $dubTaskId = 0;
                // 解析分镜内容，提取画面描述作为主要提示词
                $prompt = $segment_content;
                $ref_img_urls = [];
                // 分镜场景
                $scene = getProp($segment, 'scene');
                $matched_scene = '';
                if (isset($scene_map[$scene])) {
                    $img_index = count($ref_img_urls) + 1;
                    $prompt = "场景：$scene(图$img_index)\n$prompt";
                    $ref_img_urls[] = $scene_map[$scene];
                    $matched_scene = $scene;
                }

                // 分镜角色
                $characters = getProp($segment, 'characters');
                $characters = str_replace(['、', ',', ';'], ',', $characters);
                $roles = explode(',', $characters);
                
                // 从分镜内容中提取涉及的角色
                $segment_characters = $this->extractCharactersFromSegment($segment_content, array_keys($role_map), $roles);
                
                // 获取匹配角色的参考图
                foreach ($segment_characters as $character) {
                    if (isset($role_map[$character])) {
                        // 将$prompt中出现的角色替换成角色(图1、2、3,序号是$ref_img_urls的个数加1)
                        $img_index = count($ref_img_urls) + 1;
                        $prompt = str_replace($character, $character . '(图' . $img_index . ')', $prompt);
                        $ref_img_urls[] = $role_map[$character];
                    }
                }
                
                // 如果没有找到匹配的角色参考图，不使用参考图
                if (empty($ref_img_urls)) {
                    $ref_img_urls = [];
                }

                // 准备生成任务参数
                $params = [
                    'model' => $model,
                    'alias_segment_id' => $segment_id,
                    'prompt' => $prompt,
                    'ref_img_urls' => $ref_img_urls,
                    'width' => $width,
                    'height' => $height,
                ];

                // 优化提示词(不要生成字幕)
                $params['prompt'] = "前置要求：图片中不要带有任何对话台词或字幕信息\n".$params['prompt'];
                
                // $task_id = mt_rand(100000, 999999);
                // 调用AI图片生成服务
                $task = $this->aiImageGenerationService->createImageGenerationTask($params);
                $task_id = $task->id;
                
                if (!$task_id) {
                    $failed_segments[] = [
                        'segment_id' => $segment_id,
                        'error' => '创建生成任务失败'
                    ];
                    continue;
                }

                $update_data = [
                    'pic_task_id' => $task_id,
                    'pic_task_status' => '生成中',
                    'audio_url' => '',
                    'updated_at' => date('Y-m-d H:i:s')
                ];
                // 如果有对话内容，创建视频配音合成任务
                $dialogue = getProp($segment, 'dialogue');
                if (!empty($dialogue)) {
                    $now = date('Y-m-d H:i:s');
                    $generate_json = [
                        'text' => $dialogue,
                        'role' => getProp($segment, 'voice_actor'),
                        'voice_type' => getProp($segment, 'voice_type'),
                        'voice_name' => getProp($segment, 'voice_name'),
                        'emotion' => getProp($segment, 'emotion'),
                        'emotion_type' => getProp($segment, 'emotion_type'),
                        'gender' => getProp($segment, 'gender'),
                        'speed_ratio' => getProp($segment, 'speed_ratio', 0),
                        'loudness_ratio' => getProp($segment, 'loudness_ratio', 0),
                        'emotion_scale' => getProp($segment, 'emotion_scale', 0),
                        'pitch' => getProp($segment, 'pitch', 0),
                    ];
                    
                    // 插入视频配音合成任务
                    $dubTaskId = DB::table('mp_dub_video_tasks')->insertGetId([
                        'alias_segment_id' => $segment_id,
                        'generate_status' => '执行中',
                        'audio_url' => '',
                        'generate_json' => json_encode($generate_json, 256),
                        'created_at' => $now,
                        'updated_at' => $now,
                    ]);
                    
                    if (!$dubTaskId) {
                        dLog('anime')->error('火山生成音频失败', ['segment_id' => $segment_id, 'generate_json'=>$generate_json]);
                        logDB('anime', 'error', '火山生成音频失败', ['segment_id' => $segment_id, 'generate_json'=>$generate_json]);
                        // Utils::throwError('20003:创建配音任务失败!');
                    }
                    
                } else {
                    // dialogue为空时，直接写入默认音频信息到分镜表
                    $update_data['audio_url'] = 'https://zw-audiobook.tos-cn-beijing.volces.com/effects/ellipses_2s.mp3';
                    $update_data['audio_duration'] = 2.0;
                    $update_data['subtitle_info'] = json_encode(['duration' => 2.0, 'words' => []], 256);
                }
                
                // 更新分镜的任务信息
                $update_result = DB::table('mp_episode_segments')
                    ->where('segment_id', $segment_id)
                    ->update($update_data);

                // 如果是第一集的首帧图片,则存入待更新数组
                if ($update_result && (int)getProp($segment, 'episode_number') === 1 && (int)getProp($segment, 'segment_number') === 1) {
                    Redis::sadd('anime_first_frame_urls', $segment_id);
                }
                
                if ($update_result) {
                    $updated_segments[] = [
                        'segment_id' => $segment_id,
                        'task_id' => $task_id,
                        'status' => '生成中',
                        'matched_scenes' => $matched_scene,
                        'matched_roles' => $segment_characters,
                        'ref_urls_count' => count($ref_img_urls)
                    ];
                } else {
                    $failed_segments[] = [
                        'segment_id' => $segment_id,
                        'error' => '更新分镜任务状态失败'
                    ];
                }

                if ($dubTaskId) {
                    sleep(1);
                    // 请求远程服务器执行生成
                    $client = new Client(['timeout' => 300, 'verify' => false]);
                    $result = $client->get("http://122.9.129.83:5000/api/anime/genAudio?taskId={$dubTaskId}");
                    $response = $result->getBody()->getContents();
                    $response_arr = json_decode($response, true);
                    if (!isset($response_arr['code']) || (int)$response_arr['code'] !== 0) {
                        $error_msg = isset($response_arr['msg']) ? $response_arr['msg'] : '未知错误';
                        dLog('anime')->error('火山生成音频失败', ['error' => $error_msg, 'task_id' => $dubTaskId, 'segment_id' => $segment_id]);
                        logDB('anime', 'error', '火山生成音频失败', ['error' => $error_msg, 'task_id' => $dubTaskId, 'segment_id' => $segment_id]);
                    }
                }
                
            } catch (\Exception $e) {
                $failed_segments[] = [
                    'segment_id' => $segment_id,
                    'error' => $e->getMessage()
                ];
            }
        }

        // 更新剧集生成状态
        if (!empty($updated_segments)) {
            DB::table('mp_anime_episodes')
                ->where('id', $episode_id)
                ->update([
                    'is_generated' => 1,
                    'updated_at' => date('Y-m-d H:i:s')
                ]);
        }

        return [
            'success_count' => count($updated_segments),
            'failed_count' => count($failed_segments),
            'success_segments' => $updated_segments,
            'failed_segments' => $failed_segments,
            'total_segments' => count($segments)
        ];
    }

    public function reGenerateSegment($data) {
        $segment_id = getProp($data, 'segment_id');
        $segment = DB::table('mp_episode_segments')->where('segment_id', $segment_id)->first();
        $anime_id = getProp($segment, 'anime_id');
        $episode_id = getProp($segment, 'episode_id');
        $episode_number = getProp($segment, 'episode_number');
        $segment_content = getProp($data, 'segment_content');
        $ratio = getProp($data, 'ratio');
        if (!$ratio) {
            $ratio = DB::table('mp_anime_episodes')->where('id', $episode_id)->value('ratio');
            if (!$ratio) $ratio = '9:16';
        }
        $dimensions = $this->getRatioDimensions($ratio);
        $width = $dimensions['width'];
        $height = $dimensions['height'];
        
        if (!$anime_id || !$episode_id) {
            Utils::throwError('1002:请选择分镜');
        }

        // 使用文生文模型重新解析segment_content
        if (!empty($segment_content)) {
            $segment_content = $this->parseSegmentContentWithAI($segment_content);
        }

        // 获取动漫的角色信息（包含参考图）
        $anime = DB::table('mp_animes')
            ->where('id', $anime_id)
            ->select('roles', 'scenes')
            ->first();
            
        if (!$anime || !$anime->roles) {
            Utils::throwError('20003:未找到角色信息');
        }

        $roles = json_decode($anime->roles, true);
        if (!$roles) {
            Utils::throwError('20003:角色信息格式错误');
        }
        // 构建角色名称到参考图的映射
        $role_map = [];
        foreach ($roles as $role) {
            $role_name = getProp($role, 'role');
            $role_url = getProp($role, 'url');
            if (!empty($role_name) && !empty($role_url)) {
                $role_map[$role_name] = $role_url;
            }
        }

        $scenes = json_decode($anime->scenes, true);
        if (!$scenes) {
            Utils::throwError('20003:角色信息格式错误');
        }
        // 构建角色名称到参考图的映射
        $scene_map = [];
        foreach ($scenes as $scene) {
            $scene_name = getProp($scene, 'scene');
            $scene_url = getProp($scene, 'url');
            if (!empty($scene_name) && !empty($scene_url)) {
                $scene_map[$scene_name] = $scene_url;
            }
        }

        $segment_id = $segment->segment_id;
        $original_segment_content = $segment->segment_content;
        
        // 如果传入了新的segment_content，使用新的内容，否则使用原有内容
        $final_segment_content = !empty($segment_content) ? $segment_content : $original_segment_content;
        
        if (empty($final_segment_content)) {
            Utils::throwError('20003:分镜内容不存在,请填写内容后重试');
        }

        try {
            $dubTaskId = 0;
            // 分镜剧本数组
            $update_data = [
                'segment_content' => $final_segment_content,
                'pic_task_status' => '生成中',
                'updated_at' => date('Y-m-d H:i:s')
            ];

            // 解析分镜内容，提取画面描述作为主要提示词
            $prompt = $final_segment_content;
            $ref_img_urls = [];
            // 分镜场景
            $scene = getProp($data, 'scene');
            if ($scene) {
                $matched_scene = '';
                if (isset($scene_map[$scene])) {
                    $img_index = count($ref_img_urls) + 1;
                    $prompt = "场景：$scene(图$img_index)\n$prompt";
                    $ref_img_urls[] = $scene_map[$scene];
                    $matched_scene = $scene;
                }
                $update_data['scene'] = $scene;
            }

            // 分镜角色
            $characters = getProp($data, 'characters');
            if ($characters) {
                $update_data['characters'] = $characters;
                $characters = str_replace(['、', ',', ';'], ',', $characters);
                $characters = explode(',', $characters);
                
                // 从分镜内容中提取涉及的角色
                $segment_characters = $this->extractCharactersFromSegment($final_segment_content, array_keys($role_map), $characters);
                
                // 获取匹配角色的参考图
                foreach ($segment_characters as $character) {
                    if (isset($role_map[$character])) {
                        // 将$prompt中出现的角色替换成角色(图1、2、3,序号是$ref_img_urls的个数加1)
                        $img_index = count($ref_img_urls) + 1;
                        $prompt = str_replace($character, $character . '(图' . $img_index . ')', $prompt);
                        $ref_img_urls[] = $role_map[$character];
                    }
                }
            }
            
            
            // 如果没有找到匹配的角色参考图，不使用参考图
            if (empty($ref_img_urls)) {
                $ref_img_urls = [];
            }

            // 准备生成任务参数
            $params = [
                'alias_segment_id' => $segment_id,
                'prompt' => $prompt,
                'ref_img_urls' => $ref_img_urls,
                'width' => $width,
                'height' => $height,
            ];

            // 优化提示词(不要生成字幕)
            $params['prompt'] = "前置要求：图片中不要带有任何对话台词或字幕信息\n".$params['prompt'];
            
            // 调用AI图片生成服务
            $task = $this->aiImageGenerationService->createImageGenerationTask($params);
            $task_id = $task->id;
            
            if (!$task_id) {
                Utils::throwError('20003:创建生成任务失败!');
            }
            $update_data['pic_task_id'] = $task_id;
            

            // 更新分镜剧本信息
            $this->handleSegmentContent($update_data);

            // 如果有对话内容，创建视频配音合成任务(有更改分镜内容时创建)
            if ($segment_content) {
                $dialogue = getProp($update_data, 'dialogue');
                if (!empty($dialogue)) {
                    $now = date('Y-m-d H:i:s');
                    $generate_json = [
                        'text' => $dialogue,
                        'role' => getProp($update_data, 'voice_actor'),
                        'voice_type' => getProp($update_data, 'voice_type'),
                        'voice_name' => getProp($update_data, 'voice_name'),
                        'emotion' => getProp($update_data, 'emotion'),
                        'emotion_type' => getProp($update_data, 'emotion_type'),
                        'gender' => getProp($update_data, 'gender'),
                        'speed_ratio' => getProp($update_data, 'speed_ratio', 0),
                        'loudness_ratio' => getProp($update_data, 'loudness_ratio', 0),
                        'emotion_scale' => getProp($update_data, 'emotion_scale', 0),
                        'pitch' => getProp($update_data, 'pitch', 0),
                    ];
                    
                    // 插入视频配音合成任务
                    $dubTaskId = DB::table('mp_dub_video_tasks')->insertGetId([
                        'alias_segment_id' => $segment_id,
                        'generate_status' => '执行中',
                        'audio_url' => '',
                        'generate_json' => json_encode($generate_json, 256),
                        'created_at' => date('Y-m-d H:i:s'),
                        'updated_at' => date('Y-m-d H:i:s'),
                    ]);
                    
                    if (!$dubTaskId) {
                        Utils::throwError('20003:创建配音任务失败!');
                    }
                    
                    $update_data['audio_url'] = '';
                } else {
                    // dialogue为空时，直接写入默认音频信息
                    $update_data['audio_url'] = 'https://zw-audiobook.tos-cn-beijing.volces.com/effects/ellipses_2s.mp3';
                    $update_data['audio_duration'] = 2.0;
                    $update_data['subtitle_info'] = json_encode(['duration' => 2.0, 'words' => []], 256);
                }
            }

            $boolen = DB::table('mp_episode_segments')
                ->where('segment_id', $segment_id)
                ->update($update_data);

            // 如果是第一集的首帧图片,则存入待更新数组
            if ($boolen && (int)getProp($segment, 'episode_number') === 1 && (int)getProp($segment, 'segment_number') === 1) {
                Redis::sadd('anime_first_frame_urls', $segment_id);
            }

            if ($dubTaskId) {
                // 请求远程服务器执行生成
                $client = new Client(['timeout' => 300, 'verify' => false]);
                $result = $client->get("http://122.9.129.83:5000/api/anime/genAudio?taskId={$dubTaskId}");
                $response = $result->getBody()->getContents();
                $response_arr = json_decode($response, true);
                if (!isset($response_arr['code']) || (int)$response_arr['code'] !== 0) {
                    $error_msg = isset($response_arr['msg']) ? $response_arr['msg'] : '未知错误';
                    dLog('anime')->error('火山生成音频失败', ['error' => $error_msg, 'task_id' => $dubTaskId]);
                    logDB('anime', 'error', '火山生成音频失败', ['error' => $error_msg, 'task_id' => $dubTaskId]);
                    Utils::throwError('20003:火山生成音频失败');
                }
            }
            
        } catch (\Exception $e) {
            $failed_segments[] = [
                'segment_id' => $segment_id,
                'error' => $e->getMessage()
            ];
        }

        // 创建任务之后先暂停10s等待异步任务完成
        sleep(10);
        $img_url = $this->loopGetPicTaskResult($task_id);
        if (!$img_url) Utils::throwError('20003:图片生成中,请稍后刷新');
        
        // 图片生成后新增对话记录
        try {
            $uid = Site::getUid();
            $now = date('Y-m-d H:i:s');
            
            // 使用AI反推图片提示词
            $pic_prompt = $this->generateImagePromptFromUrl($img_url);
            
            // 保存对话记录
            $records = [
                [
                    'uid'           => $uid,
                    'anime_id'      => $anime_id,
                    'sequence'      => $episode_number,
                    'role'          => 'user',
                    'content'       => '重新生成',
                    'segment_id'    => $segment_id,
                    'pic_task_id'   => $task_id,
                    'image_url'     => '',
                    'created_at'    => $now,
                    'updated_at'    => $now
                ],
                [
                    'uid'           => $uid,
                    'anime_id'      => $anime_id,
                    'sequence'      => $episode_number,
                    'role'          => 'assistant',
                    'content'       => $pic_prompt,
                    'segment_id'    => $segment_id,
                    'pic_task_id'   => $task_id,
                    'image_url'     => $img_url,
                    'created_at'    => $now,
                    'updated_at'    => $now
                ]
            ];
            
            DB::table('mp_anime_records')->insert($records);
        } catch (\Exception $e) {
            // 记录日志但不影响主流程
            dLog('anime')->error('保存对话记录失败: ' . $e->getMessage(), [
                'segment_id' => $segment_id,
                'img_url' => $img_url
            ]);
        }
        
        return $img_url;
    }

    public function addSegment($data) {
        $prev_segment_id = getProp($data, 'prev_segment_id');
        $img_url = getProp($data, 'img_url');
        $video_url = getProp($data, 'video_url');
        $segment = DB::table('mp_episode_segments')->where('segment_id', $prev_segment_id)->first();
        if (!$segment)  Utils::throwError('20003:该分镜不存在');
        $anime_id = getProp($segment, 'anime_id');
        $episode_id = getProp($segment, 'episode_id');
        $episode_number = getProp($segment, 'episode_number');
        $segment_number = getProp($segment, 'segment_number');

        $new_segment_number = $segment_number + 1;
        $segment_id = date('YmdHis') . mt_rand(1000, 9999) . str_pad($new_segment_number, 3, "0", STR_PAD_LEFT);
        // 分镜剧本数组
        $insert_data = [
            'anime_id'      => $anime_id,
            'episode_id'    => $episode_id,
            'episode_number' => $episode_number,
            'act_number'    => getProp($segment, 'act_number'),
            'act_title'     => getProp($segment, 'act_title'),
            'segment_id'    => $segment_id,
            'segment_number' => $new_segment_number,
            'segment_content' => '',
            'img_url'       => '',
            'video_url'     => '',
            'created_at' => date('Y-m-d H:i:s'),
            'updated_at' => date('Y-m-d H:i:s')
        ];

        if ($img_url) $insert_data['img_url'] = $img_url;
        if ($video_url) {
            $insert_data['origin_video_url'] = $video_url;
            $insert_data['current_type'] = 2;
            $compressed_video_url = compressVideo($video_url);
            $insert_data['video_url'] = $compressed_video_url ?: $video_url;
        }

        try {
            DB::beginTransaction();
            // 先更新序号
            DB::table('mp_episode_segments')->where('anime_id', $anime_id)->where('episode_id', $episode_id)->where('segment_number', '>', $segment_number)->increment('segment_number');

            $id = DB::table('mp_episode_segments')->insertGetId($insert_data);
            if (!$id) {
                Utils::throwError('20003:新增分镜失败!');
            }
        }catch (\Exception $e) {
            DB::rollBack();
            Utils::throwError('20003:'.$e->getMessage());
        }
        DB::commit();
        $segment = DB::table('mp_episode_segments')->where('id', $id)->first();
        $segment = $segment ? (array)$segment : [];
        return $segment;

        // 以下代码暂弃用
        $anime_id = getProp($segment, 'anime_id');
        $episode_id = getProp($segment, 'episode_id');
        $episode_number = getProp($segment, 'episode_number');
        $segment_number = getProp($segment, 'segment_number');
        $segment_content = getProp($data, 'segment_content');
        $img_url = getProp($data, 'img_url');
        $video_url = getProp($data, 'video_url');
        $ratio = getProp($data, 'ratio');
        $dimensions = $this->getRatioDimensions($ratio);
        $width = $dimensions['width'];
        $height = $dimensions['height'];
        
        if (!$anime_id || !$episode_id) {
            Utils::throwError('1002:请选择分镜');
        }

        // 使用文生文模型重新解析segment_content
        if (!empty($segment_content)) {
            $segment_content = $this->parseSegmentContentWithAI($segment_content);
        }

        // 获取动漫的角色信息（包含参考图）
        $anime = DB::table('mp_animes')
            ->where('id', $anime_id)
            ->select('roles', 'scenes')
            ->first();
            
        if (!$anime || !$anime->roles) {
            Utils::throwError('20003:未找到角色信息');
        }

        $roles = json_decode($anime->roles, true);
        if (!$roles) {
            Utils::throwError('20003:角色信息格式错误');
        }
        // 构建角色名称到参考图的映射
        $role_map = [];
        foreach ($roles as $role) {
            $role_name = getProp($role, 'role');
            $role_url = getProp($role, 'url');
            if (!empty($role_name) && !empty($role_url)) {
                $role_map[$role_name] = $role_url;
            }
        }

        $scenes = json_decode($anime->scenes, true);
        if (!$scenes) {
            Utils::throwError('20003:角色信息格式错误');
        }
        // 构建角色名称到参考图的映射
        $scene_map = [];
        foreach ($scenes as $scene) {
            $scene_name = getProp($scene, 'scene');
            $scene_url = getProp($scene, 'url');
            if (!empty($scene_name) && !empty($scene_url)) {
                $scene_map[$scene_name] = $scene_url;
            }
        }

        $segment_id = $segment->segment_id;
        $original_segment_content = $segment->segment_content;
        
        // 如果传入了新的segment_content，使用新的内容，否则使用原有内容
        $final_segment_content = !empty($segment_content) ? $segment_content : $original_segment_content;
        
        if (empty($final_segment_content)) {
            Utils::throwError('20003:分镜内容不存在,请填写内容后重试');
        }

        try {
            $dubTaskId = 0;
            DB::beginTransaction();

            $new_segment_number = $segment_number + 1;
            $segment_id = date('YmdHis') . mt_rand(1000, 9999) . str_pad($new_segment_number, 3, "0", STR_PAD_LEFT);
            // 分镜剧本数组
            $insert_data = [
                'anime_id'      => $anime_id,
                'episode_id'    => $episode_id,
                'episode_number' => $episode_number,
                'act_number'    => getProp($segment, 'act_number'),
                'act_title'     => getProp($segment, 'act_title'),
                'segment_id'    => $segment_id,
                'segment_number' => $new_segment_number,
                'segment_content' => $final_segment_content,
                'img_url'       => $img_url,
                'video_url'     => $video_url,
                'created_at' => date('Y-m-d H:i:s'),
                'updated_at' => date('Y-m-d H:i:s')
            ];

            // 更新分镜剧本信息
            $this->handleSegmentContent($insert_data);

            // 如果有对话内容，创建视频配音合成任务
            $dialogue = getProp($insert_data, 'dialogue');
            if (!empty($dialogue)) {
                $now = date('Y-m-d H:i:s');
                $generate_json = [
                    'text' => $dialogue,
                    'role' => getProp($insert_data, 'voice_actor'),
                    'voice_type' => getProp($insert_data, 'voice_type'),
                    'voice_name' => getProp($insert_data, 'voice_name'),
                    'emotion' => getProp($insert_data, 'emotion'),
                    'emotion_type' => getProp($insert_data, 'emotion_type'),
                    'gender' => getProp($insert_data, 'gender'),
                    'speed_ratio' => getProp($insert_data, 'speed_ratio', 0),
                    'loudness_ratio' => getProp($insert_data, 'loudness_ratio', 0),
                    'emotion_scale' => getProp($insert_data, 'emotion_scale', 0),
                    'pitch' => getProp($insert_data, 'pitch', 0),
                ];
                
                // 插入视频配音合成任务
                $dubTaskId = DB::table('mp_dub_video_tasks')->insertGetId([
                    'alias_segment_id' => $segment_id,
                    'generate_status' => '执行中',
                    'audio_url' => '',
                    'generate_json' => json_encode($generate_json, 256),
                    'created_at' => $now,
                    'updated_at' => $now,
                ]);
                
                if (!$dubTaskId) {
                    Utils::throwError('20003:创建配音任务失败!');
                }

                $insert_data['audio_url'] = '';
            } else {
                // dialogue为空时，直接写入默认音频信息
                $insert_data['audio_url'] = 'https://zw-audiobook.tos-cn-beijing.volces.com/effects/ellipses_2s.mp3';
                $insert_data['audio_duration'] = 2.0;
                $insert_data['subtitle_info'] = json_encode(['duration' => 2.0, 'words' => []], 256);
            }

            // 如果没有上传图片则使用当前描述进行生成
            if (!$img_url) {
                // 解析分镜内容，提取画面描述作为主要提示词
                $prompt = $final_segment_content;
                $ref_img_urls = [];
                // 分镜场景
                $scene = getProp($insert_data, 'scene');
                if ($scene) {
                    $matched_scene = '';
                    if (isset($scene_map[$scene])) {
                        $img_index = count($ref_img_urls) + 1;
                        $prompt = "场景：$scene(图$img_index)\n$prompt";
                        $ref_img_urls[] = $scene_map[$scene];
                        $matched_scene = $scene;
                    }
                    $update_data['scene'] = $scene;
                }

                // 分镜角色
                $characters = getProp($insert_data, 'characters');
                if ($characters) {
                    $update_data['characters'] = $characters;
                    $characters = str_replace(['、', ',', ';'], ',', $characters);
                    $characters = explode(',', $characters);
                    
                    // 从分镜内容中提取涉及的角色
                    $segment_characters = $this->extractCharactersFromSegment($final_segment_content, array_keys($role_map), $characters);
                    
                    // 获取匹配角色的参考图
                    foreach ($segment_characters as $character) {
                        if (isset($role_map[$character])) {
                            // 将$prompt中出现的角色替换成角色(图1、2、3,序号是$ref_img_urls的个数加1)
                            $img_index = count($ref_img_urls) + 1;
                            $prompt = str_replace($character, $character . '(图' . $img_index . ')', $prompt);
                            $ref_img_urls[] = $role_map[$character];
                        }
                    }
                }
                
                
                // 如果没有找到匹配的角色参考图，不使用参考图
                if (empty($ref_img_urls)) {
                    $ref_img_urls = [];
                }

                // 准备生成任务参数
                $params = [
                    'alias_segment_id' => $segment_id,
                    'prompt' => $prompt,
                    'ref_img_urls' => $ref_img_urls,
                    'width' => $width,
                    'height' => $height,
                ];
                
                // 调用AI图片生成服务
                $task = $this->aiImageGenerationService->createImageGenerationTask($params);
                $task_id = $task->id;
                // $task_id = 'whatever';

                if (!$task_id) {
                    Utils::throwError('20003:创建生成任务失败!');
                }
                $insert_data['pic_task_status'] = '生成中';
                $insert_data['pic_task_id'] = $task_id;
            }
            
            // 先更新序号
            DB::table('mp_episode_segments')->where('anime_id', $anime_id)->where('episode_id', $episode_id)->where('segment_number', '>', $segment_number)->increment('segment_number');

            $boolen = DB::table('mp_episode_segments')->insert($insert_data);
            if (!$boolen) {
                Utils::throwError('20003:新增分镜失败!');
            }

            // 如果是第一集的首帧图片,则存入待更新数组
            if ($boolen && (int)$episode_number === 1 && (int)$new_segment_number === 1) {
                Redis::sadd('anime_first_frame_urls', $segment_id);
            }
            
            if ($dubTaskId) {
                // 请求远程服务器执行生成
                $client = new Client(['timeout' => 300, 'verify' => false]);
                $result = $client->get("http://122.9.129.83:5000/api/anime/genAudio?taskId={$dubTaskId}");
                $response = $result->getBody()->getContents();
                $response_arr = json_decode($response, true);
                if (!isset($response_arr['code']) || (int)$response_arr['code'] !== 0) {
                    $error_msg = isset($response_arr['msg']) ? $response_arr['msg'] : '未知错误';
                    dLog('anime')->error('火山生成音频失败', ['error' => $error_msg, 'task_id' => $dubTaskId]);
                    Utils::throwError('20003:火山生成音频失败');
                }
            }

        } catch (\Exception $e) {
            DB::rollBack();
            Utils::throwError('20003:'.$e->getMessage());
        }

        DB::commit();

        // 创建任务之后先暂停10s等待异步任务完成
        sleep(10);
        if (isset($task_id)) $img_url = $this->loopGetPicTaskResult($task_id);
        if (!$img_url) Utils::throwError('20003:图片生成中,请稍后刷新');
        $segment = DB::table('mp_episode_segments')->where('segment_id', $segment_id)->first();
        $segment = $segment ? (array)$segment : [];
        return $segment;
    }

    public function copySegment($data) {
        $segment_id = getProp($data, 'segment_id');
        $segment = DB::table('mp_episode_segments')->where('segment_id', $segment_id)->first();
        if (!$segment) Utils::throwError('20003:请选择分镜');
        $anime_id = getProp($segment, 'anime_id');
        $episode_id = getProp($segment, 'episode_id');
        $episode_number = getProp($segment, 'episode_number');
        $segment_number = getProp($segment, 'segment_number');

        $new_segment_id = 0;
        try {
            DB::beginTransaction();

            $segment = (array)$segment;
            unset($segment['id']);
            $segment['segment_number'] += 1;
            $segment['segment_id'] = date('YmdHis') . mt_rand(1000, 9999) . str_pad($segment['segment_number'], 3, "0", STR_PAD_LEFT);
            // $segment['pic_task_id'] = $segment['pic_task_status'] = $segment['video_task_id'] = $segment['video_task_status'] = '';
            $segment['created_at'] = $segment['updated_at'] = date('Y-m-d H:i:s');

            // 更新其他分镜序号
            DB::table('mp_episode_segments')->where('anime_id', $anime_id)->where('episode_id', $episode_id)->where('segment_number', '>', $segment_number)->increment('segment_number');

            // 复制分镜
            $id = DB::table('mp_episode_segments')->insertGetId($segment);
            if (!$id) {
                Utils::throwError('20003:复制分镜失败');
            }
        }catch (\Exception $e) {
            DB::rollBack();
            Utils::throwError('20003:'.$e->getMessage());
        }

        DB::commit();
        $segment = DB::table('mp_episode_segments')->where('id', $id)->first();
        $segment = $segment ? (array)$segment : [];
        return $segment;
    }

    public function moveSegment($data) {
        $segment_id = getProp($data, 'segment_id');
        $target_segment_id = getProp($data, 'target_segment_id');
        
        // 获取源分镜信息
        $source_segment = DB::table('mp_episode_segments')->where('segment_id', $segment_id)->first();
        if (!$source_segment) Utils::throwError('20003:请选择分镜');
        
        // 获取目标分镜信息
        $target_segment = DB::table('mp_episode_segments')->where('segment_id', $target_segment_id)->first();
        if (!$target_segment) Utils::throwError('20003:目标分镜不存在');
        
        $anime_id = getProp($source_segment, 'anime_id');
        $episode_id = getProp($source_segment, 'episode_id');
        $episode_number = getProp($source_segment, 'episode_number');
        $source_segment_number = getProp($source_segment, 'segment_number');
        $target_segment_number = getProp($target_segment, 'segment_number');
        
        // 验证源分镜和目标分镜必须属于同一个动漫的同一集
        $target_anime_id = getProp($target_segment, 'anime_id');
        $target_episode_number = getProp($target_segment, 'episode_number');
        
        if ($anime_id != $target_anime_id || $episode_number != $target_episode_number) {
            Utils::throwError('20003:只能在同一动漫的同一集内移动分镜');
        }
        
        // 如果源分镜和目标分镜相同，无需移动
        if ($source_segment_number == $target_segment_number) {
            return true;
        }

        try {
            DB::beginTransaction();

            if ($source_segment_number < $target_segment_number) {
                // 向后移动：源分镜移动到目标分镜之后
                // 1. 将源分镜和目标分镜之间的所有分镜序号减1
                DB::table('mp_episode_segments')
                    ->where('anime_id', $anime_id)
                    ->where('episode_id', $episode_id)
                    ->where('segment_number', '>', $source_segment_number)
                    ->where('segment_number', '<=', $target_segment_number)
                    ->decrement('segment_number');
                
                // 2. 将源分镜移动到目标分镜之后
                $new_segment_number = $target_segment_number;
                
            } else {
                // 向前移动：源分镜移动到目标分镜之后
                // 1. 将目标分镜之后到源分镜之前的所有分镜序号加1
                DB::table('mp_episode_segments')
                    ->where('anime_id', $anime_id)
                    ->where('episode_id', $episode_id)
                    ->where('segment_number', '>', $target_segment_number)
                    ->where('segment_number', '<', $source_segment_number)
                    ->increment('segment_number');
                
                // 2. 将源分镜移动到目标分镜之后
                $new_segment_number = $target_segment_number + 1;
            }
            
            // 3. 更新源分镜的序号
            $update_result = DB::table('mp_episode_segments')
                ->where('segment_id', $segment_id)
                ->update([
                    'segment_number' => $new_segment_number,
                    'updated_at' => date('Y-m-d H:i:s')
                ]);
                
            if (!$update_result) {
                Utils::throwError('20003:更新分镜序号失败');
            }

            DB::commit();
            return true;
            
        } catch (\Exception $e) {
            DB::rollBack();
            Utils::throwError('20003:' . $e->getMessage());
        }
    }

    public function delSegment($data) {
        $segment_id = getProp($data, 'segment_id');
        $segment = DB::table('mp_episode_segments')->where('segment_id', $segment_id)->first();
        if (!$segment) Utils::throwError('20003:请选择分镜');
        $anime_id = getProp($segment, 'anime_id');
        $episode_id = getProp($segment, 'episode_id');
        $episode_number = getProp($segment, 'episode_number');
        $segment_number = getProp($segment, 'segment_number');

        try {
            DB::beginTransaction();

            // 删除分镜
            $boolen = DB::table('mp_episode_segments')->where('segment_id', $segment_id)->delete();
            if (!$boolen) {
                Utils::throwError('20003:删除分镜失败');
            }

            // 更新其他分镜序号
            DB::table('mp_episode_segments')->where('anime_id', $anime_id)->where('episode_id', $episode_id)->where('segment_number', '>', $segment_number)->decrement('segment_number');
        }catch (\Exception $e) {
            DB::rollBack();
            Utils::throwError('20003:'.$e->getMessage());
        }

        DB::commit();
        return true;
    }

    public function applySegment($data) {
        $segment_id = getProp($data, 'segment_id');
        $url = getProp($data, 'url');
        if (!$segment_id) Utils::throwError('20003:请选择分镜');
        if (!$url) Utils::throwError('20003:URL不能为空');
        
        // 获取URL的文件扩展名
        $urlPath = parse_url($url, PHP_URL_PATH);
        $extension = strtolower(pathinfo($urlPath, PATHINFO_EXTENSION));
        
        // 定义图片和视频的扩展名
        $imageExtensions = ['jpg', 'jpeg', 'png', 'gif', 'bmp', 'webp', 'svg'];
        $videoExtensions = ['mp4', 'avi', 'mov', 'wmv', 'flv', 'mkv', 'webm', 'm4v'];
        
        // 判断是图片还是视频
        $updateData = ['updated_at' => date('Y-m-d H:i:s')];
        
        if (in_array($extension, $imageExtensions)) {
            // 图片类型
            $updateData['img_url'] = $url;
            $updateData['current_type'] = 1;
        } elseif (in_array($extension, $videoExtensions)) {
            // 视频类型
            $updateData['video_url'] = $url;
            $updateData['current_type'] = 2;
        } else {
            Utils::throwError('20003:不支持的文件类型');
        }
        
        // 更新分镜表
        $result = DB::table('mp_episode_segments')
            ->where('segment_id', $segment_id)
            ->update($updateData);
        
        if (!$result) {
            Utils::throwError('20003:更新分镜失败');
        }
        
        return true;
    }

    public function segmentHistory($data) {
        $segment_id = getProp($data, 'segment_id');

        // 获取历史图片
        $pics = [];
        $pic_history = DB::table('mp_generate_pic_tasks')->where('alias_segment_id', $segment_id)->where('status', 'success')->orderBy('created_at', 'desc')->get();
        foreach($pic_history as $task) {
            $result_url = getProp($task, 'result_url');
            if (is_json($result_url)) {
                $pics = array_merge($pics, json_decode($result_url, true));
            }else {
                $pics[] = $result_url;
            }
        }
        
        // 获取历史视频
        $videos = [];
        $video_history = DB::table('mp_generate_video_tasks')->where('alias_segment_id', $segment_id)->where('status', 'success')->orderBy('created_at', 'desc')->get();
        foreach($video_history as $task) {
            $result_url = getProp($task, 'result_url');
            if (is_json($result_url)) {
                $videos = array_merge($videos, json_decode($result_url, true));
            }else {
                $videos[] = $result_url;
            }
        }

        return compact('pics', 'videos');
    }

    public function addAct($data) {
        $prev_act_id = getProp($data, 'prev_act_id');
        $act_title = getProp($data, 'act_title', '');
        $act_content = getProp($data, 'act_content', '');
        $act_duration = getProp($data, 'act_duration', 5);
        $video_url = getProp($data, 'video_url');
        
        // 根据prev_act_id获取记录
        $prev_segment = DB::table('mp_episode_segments')->where('id', $prev_act_id)->first();
        if (!$prev_segment) Utils::throwError('20003:该片段不存在');
        
        $anime_id = getProp($prev_segment, 'anime_id');
        $episode_id = getProp($prev_segment, 'episode_id');
        $episode_number = getProp($prev_segment, 'episode_number');
        $prev_act_number = getProp($prev_segment, 'act_number');
        
        // 获取新的act_number
        $new_act_number = $prev_act_number + 1;

        try {
            DB::beginTransaction();
            
            // 更新后续所有act的act_number（全能模式下每个act只有一条记录）
            DB::table('mp_episode_segments')
                ->where('anime_id', $anime_id)
                ->where('episode_id', $episode_id)
                ->where('act_number', '>', $prev_act_number)
                ->increment('act_number');

            // 插入新片段记录
            $insert_data = [
                'anime_id'      => $anime_id,
                'episode_id'    => $episode_id,
                'episode_number' => $episode_number,
                'act_number'    => $new_act_number,
                'created_at'    => date('Y-m-d H:i:s'),
                'updated_at'    => date('Y-m-d H:i:s')
            ];
            if ($act_title) {
                $insert_data['act_title'] = $act_title;
            }

            if ($act_content) {
                $insert_data['act_content'] = $act_content;
            }

            if ($act_duration) {
                $insert_data['act_duration'] = $act_duration;
            }

            if ($video_url) {
                $insert_data['origin_video_url'] = $video_url;
                $insert_data['current_type'] = 2;
                $compressed_video_url = compressVideo($video_url);
                $insert_data['video_url'] = $compressed_video_url ?: $video_url;
            }

            $id = DB::table('mp_episode_segments')->insertGetId($insert_data);
            if (!$id) {
                Utils::throwError('20003:新增片段失败!');
            }
            
            DB::commit();
        }catch (\Exception $e) {
            DB::rollBack();
            Utils::throwError('20003:'.$e->getMessage());
        }
        
        $segment = DB::table('mp_episode_segments')->selectRaw("id as act_id,anime_id,episode_id,episode_number,act_number,act_title,act_duration,act_content,video_url,video_duration,video_time_point_start,video_time_point_end")->where('id', $id)->first();
        $segment = $segment ? (array)$segment : [];
        return $segment;
    }

    public function editAct($data) {
        $act_id = getProp($data, 'act_id');
        $act_content = getProp($data, 'act_content');
        $act_duration = getProp($data, 'act_duration');
        $act_title = getProp($data, 'act_title');
        $image_url = getProp($data, 'image_url');
        $video_url = getProp($data, 'video_url');

        // 参数验证
        if (!$act_id) Utils::throwError('20003:请提供片段ID');

        // 验证片段是否存在（全能模式下每个act只有一条记录）
        $segment = DB::table('mp_episode_segments')
            ->where('id', $act_id)
            ->first();
        
        if (!$segment) Utils::throwError('20003:该片段不存在');

        try {
            DB::beginTransaction();
            
            // 准备更新数据
            $update_data = [
                'updated_at' => date('Y-m-d H:i:s')
            ];

            // 更新act相关字段
            if (!empty($act_content)) {
                $update_data['act_show_content'] = $act_content;
                $update_data['act_content'] = str_replace(["@", "{", "}"], "", $act_content);
                // 处理【镜头X】或【分镜X】重新编号为从1开始的连续整数【镜头X】
                $shot_counter = 0;
                $update_data['act_show_content'] = preg_replace_callback(
                    '/【(?:镜头|分镜)(\d+)】/u',
                    function($matches) use (&$shot_counter) {
                        $shot_counter++;
                        return '【镜头' . $shot_counter . '】';
                    },
                    $update_data['act_show_content']
                );
            }
            
            if (!empty($act_duration)) {
                $update_data['act_duration'] = $act_duration;
            }
            
            if (!empty($act_title)) {
                $update_data['act_title'] = $act_title;
            }

            // 处理图片上传
            if ($image_url) {
                $update_data['img_url'] = $image_url;
                $update_data['current_type'] = 1;

                // 同时写入一个图片生成任务记录
                if ($act_id) {
                    $pic_task = [
                        'alias_act_id'  => $act_id,
                        'ref_img_url' => json_encode([]),
                        'status' => 'success',
                        'result_url' => json_encode([$image_url], 256),
                        'model' => '',
                        'created_at' => date('Y-m-d H:i:s'),
                        'updated_at' => date('Y-m-d H:i:s'),
                    ];

                    DB::table('mp_generate_pic_tasks')->insert($pic_task);
                }
            }

            // 处理视频上传
            if ($video_url) {
                $update_data['origin_video_url'] = $video_url;
                $compressed_video_url = compressVideo($video_url);
                $update_data['current_type'] = 2;
                $update_data['video_url'] = $compressed_video_url ?: $video_url;

                // 同时写入一个视频生成任务记录
                if ($act_id) {
                    $video_task = [
                        'alias_act_id'  => $act_id,
                        'status' => 'success',
                        'result_url' => $update_data['origin_video_url'],
                        'compressed_url' => $update_data['video_url'],
                        'created_at' => date('Y-m-d H:i:s'),
                        'updated_at' => date('Y-m-d H:i:s'),
                    ];

                    DB::table('mp_generate_video_tasks')->insert($video_task);
                }
            }

            // 更新片段信息
            $result = DB::table('mp_episode_segments')
                ->where('id', $act_id)
                ->update($update_data);

            if ($result === false) {
                Utils::throwError('20003:更新片段失败');
            }

            DB::commit();

            // 返回新复制的记录
            $new_segment = DB::table('mp_episode_segments')->selectRaw("id as act_id,anime_id,episode_id,episode_number,act_number,act_title,act_duration,act_content,act_show_content,video_url,video_duration,video_time_point_start,video_time_point_end")->where('id', $act_id)->first();
            $new_segment = (array)$new_segment;
            return $new_segment;
        } catch (\Exception $e) {
            DB::rollBack();
            dLog('anime')->error('更新片段失败', [
                'act_id' => $act_id,
                'error' => $e->getMessage()
            ]);
            Utils::throwError('20003:更新片段失败　' . $e->getMessage());
        }
    }

    public function copyAct($data) {
        $act_id = getProp($data, 'act_id');
        
        // 根据act_id获取记录（全能模式下每个act只有一条记录）
        $source_segment = DB::table('mp_episode_segments')->where('id', $act_id)->first();
        if (!$source_segment) Utils::throwError('20003:请选择片段');
        
        $anime_id = getProp($source_segment, 'anime_id');
        $episode_id = getProp($source_segment, 'episode_id');
        $episode_number = getProp($source_segment, 'episode_number');
        $act_number = getProp($source_segment, 'act_number');

        try {
            DB::beginTransaction();

            // 新act的编号
            $new_act_number = $act_number + 1;
            
            // 更新后续所有act的act_number
            DB::table('mp_episode_segments')
                ->where('anime_id', $anime_id)
                ->where('episode_id', $episode_id)
                ->where('act_number', '>', $act_number)
                ->increment('act_number');

            // 复制该片段记录
            $segment_data = (array)$source_segment;
            unset($segment_data['id']);
            $segment_data['video_url'] = '';
            $segment_data['video_task_id'] = '';
            $segment_data['video_task_status'] = '';
            $segment_data['act_number'] = $new_act_number;
            $segment_data['created_at'] = $segment_data['updated_at'] = date('Y-m-d H:i:s');

            $id = DB::table('mp_episode_segments')->insertGetId($segment_data);
            if (!$id) {
                Utils::throwError('20003:复制片段失败');
            }
            
            DB::commit();
        }catch (\Exception $e) {
            DB::rollBack();
            Utils::throwError('20003:'.$e->getMessage());
        }

        // 返回新复制的记录
        $new_segment = DB::table('mp_episode_segments')->selectRaw("id as act_id,anime_id,episode_id,episode_number,act_number,act_title,act_duration,act_content,act_show_content,video_url,video_duration,video_time_point_start,video_time_point_end")->where('id', $id)->first();
        $new_segment = $new_segment ? (array)$new_segment : [];
        $new_segment['act_id'] = $id;
        return $new_segment;
    }

    public function moveAct($data) {
        $act_id = getProp($data, 'act_id');
        $target_act_id = getProp($data, 'target_act_id');
        
        // 获取源片段信息
        $source_segment = DB::table('mp_episode_segments')->where('id', $act_id)->first();
        if (!$source_segment) Utils::throwError('20003:请选择片段');
        
        // 获取目标片段信息
        $target_segment = DB::table('mp_episode_segments')->where('id', $target_act_id)->first();
        if (!$target_segment) Utils::throwError('20003:目标片段不存在');
        
        $anime_id = getProp($source_segment, 'anime_id');
        $episode_id = getProp($source_segment, 'episode_id');
        $source_act_number = getProp($source_segment, 'act_number');
        $target_act_number = getProp($target_segment, 'act_number');
        
        // 验证源片段和目标片段必须属于同一个动漫的同一集
        $target_anime_id = getProp($target_segment, 'anime_id');
        $target_episode_id = getProp($target_segment, 'episode_id');
        
        if ($anime_id != $target_anime_id || $episode_id != $target_episode_id) {
            Utils::throwError('20003:只能在同一动漫的同一集内移动片段');
        }
        
        // 如果源片段和目标片段相同，无需移动
        if ($source_act_number == $target_act_number) {
            return true;
        }

        try {
            DB::beginTransaction();

            if ($source_act_number < $target_act_number) {
                // 向后移动：源片段移动到目标片段之后
                // 1. 将源片段和目标片段之间的所有片段编号减1
                DB::table('mp_episode_segments')
                    ->where('anime_id', $anime_id)
                    ->where('episode_id', $episode_id)
                    ->where('act_number', '>', $source_act_number)
                    ->where('act_number', '<=', $target_act_number)
                    ->decrement('act_number');
                
                // 2. 将源片段移动到目标片段之后
                $new_act_number = $target_act_number;
                
            } else {
                // 向前移动：源片段移动到目标片段之后
                // 1. 将目标片段之后到源片段之前的所有片段编号加1
                DB::table('mp_episode_segments')
                    ->where('anime_id', $anime_id)
                    ->where('episode_id', $episode_id)
                    ->where('act_number', '>', $target_act_number)
                    ->where('act_number', '<', $source_act_number)
                    ->increment('act_number');
                
                // 2. 将源片段移动到目标片段之后
                $new_act_number = $target_act_number + 1;
            }
            
            // 3. 更新源片段的编号
            $update_result = DB::table('mp_episode_segments')
                ->where('id', $act_id)
                ->update([
                    'act_number' => $new_act_number,
                    'updated_at' => date('Y-m-d H:i:s')
                ]);
                
            if (!$update_result) {
                Utils::throwError('20003:更新片段编号失败');
            }

            DB::commit();
            return true;
            
        } catch (\Exception $e) {
            DB::rollBack();
            Utils::throwError('20003:' . $e->getMessage());
        }
    }

    public function delAct($data) {
        $act_id = getProp($data, 'act_id');
        
        // 根据act_id获取记录（全能模式下每个act只有一条记录）
        $segment = DB::table('mp_episode_segments')->where('id', $act_id)->first();
        if (!$segment) Utils::throwError('20003:请选择片段');
        
        $anime_id = getProp($segment, 'anime_id');
        $episode_id = getProp($segment, 'episode_id');
        $act_number = getProp($segment, 'act_number');

        try {
            DB::beginTransaction();

            // 删除该片段记录
            $deleted = DB::table('mp_episode_segments')->where('id', $act_id)->delete();
            if (!$deleted) {
                Utils::throwError('20003:删除片段失败');
            }

            // 更新后续act的编号
            DB::table('mp_episode_segments')
                ->where('anime_id', $anime_id)
                ->where('episode_id', $episode_id)
                ->where('act_number', '>', $act_number)
                ->decrement('act_number');
                
            DB::commit();
        }catch (\Exception $e) {
            DB::rollBack();
            Utils::throwError('20003:'.$e->getMessage());
        }

        return true;
    }

    public function applyAct($data) {
        $act_id = getProp($data, 'act_id');
        $url = getProp($data, 'url');
        
        if (!$act_id) Utils::throwError('20003:请选择片段');
        if (!$url) Utils::throwError('20003:URL不能为空');
        
        // 获取URL的文件扩展名
        $urlPath = parse_url($url, PHP_URL_PATH);
        $extension = strtolower(pathinfo($urlPath, PATHINFO_EXTENSION));
        
        // 定义图片和视频的扩展名
        $imageExtensions = ['jpg', 'jpeg', 'png', 'gif', 'bmp', 'webp', 'svg'];
        $videoExtensions = ['mp4', 'avi', 'mov', 'wmv', 'flv', 'mkv', 'webm', 'm4v'];
        
        // 判断是图片还是视频
        $updateData = ['updated_at' => date('Y-m-d H:i:s')];
        
        if (in_array($extension, $imageExtensions)) {
            // 图片类型
            $updateData['img_url'] = $url;
            $updateData['current_type'] = 1;
        } elseif (in_array($extension, $videoExtensions)) {
            // 视频类型
            $updateData['video_url'] = $url;
            $updateData['current_type'] = 2;
        } else {
            Utils::throwError('20003:不支持的文件类型');
        }
        
        // 更新片段记录（全能模式下每个act只有一条记录）
        $result = DB::table('mp_episode_segments')
            ->where('id', $act_id)
            ->update($updateData);
        
        if (!$result) {
            Utils::throwError('20003:更新片段失败');
        }
        
        return true;
    }

    public function actChatHistory($data) {
        $act_id = getProp($data, 'act_id');

        if (!$act_id) Utils::throwError('20003:请选择片段!');

        $query = DB::table('mp_anime_records')->where('act_id', $act_id)->select('role', 'content', 'act_id', 'image_url', 'video_url', 'video_task_id', 'pic_task_id', 'reference_images', 'created_at');
        
        $chat = $query->orderBy('id')->get()->map(function ($value) {
            $value = (array)$value;
            $value['created_at'] = transDate($value['created_at']);
            if ($value['reference_images']) $value['reference_images'] = json_decode($value['reference_images'], 256);
            else $value['reference_images'] = [];
            return $value;
        })->toArray();

        // 获取历史图片
        $url = [];
        $pic_history = DB::table('mp_generate_pic_tasks')->where('alias_act_id', $act_id)->where('status', 'success')->orderBy('created_at', 'desc')->get();
        foreach($pic_history as $task) {
            $result_url = getProp($task, 'result_url');
            if (is_json($result_url)) {
                $url = array_merge($url, json_decode($result_url, true));
            }else {
                $url[] = $result_url;
            }
        }
        
        // 获取历史视频
        $video_history = DB::table('mp_generate_video_tasks')->where('alias_act_id', $act_id)->where('status', 'success')->orderBy('created_at', 'desc')->get();
        foreach($video_history as $task) {
            $result_url = getProp($task, 'result_url');
            if (is_json($result_url)) {
                $url = array_merge($url, json_decode($result_url, true));
            }else {
                $url[] = $result_url;
            }
        }

        // 获取资产库
        $products = [];
        
        // 通过act_id查询片段信息获取episode_id
        $segment = DB::table('mp_episode_segments')->where('id', $act_id)->first();
        if ($segment) {
            $episode_id = getProp($segment, 'episode_id');
            
            // 查询剧集信息获取roles、scenes和extra_products
            $episode = DB::table('mp_anime_episodes')->where('id', $episode_id)->first();
            if ($episode) {
                $roles = json_decode(getProp($episode, 'roles', '[]'), true) ?: [];
                $scenes = json_decode(getProp($episode, 'scenes', '[]'), true) ?: [];
                $props = json_decode(getProp($episode, 'props', '[]'), true) ?: [];
                $extra_products = json_decode(getProp($episode, 'extra_products', '[]'), true) ?: [];
                
                // 先合并roles、scenes和props
                // 处理角色数组
                foreach ($roles as $role) {
                    $product = $role;
                    // 将role字段重命名为product_name
                    if (is_array($product) && !empty($product['role'] ?? null)) {
                        $product['product_name'] = $product['role'];
                        unset($product['role']);
                        $product['product'] = 1; // 标记类型为角色
                        $products[$product['product_name']] = $product; // 使用product_name作为key便于后续覆盖
                    }
                }
                
                // 处理场景数组
                foreach ($scenes as $scene) {
                    $product = $scene;
                    // 将scene字段重命名为product_name
                    if (is_array($product) && !empty($product['scene'] ?? null)) {
                        $product['product_name'] = $product['scene'];
                        unset($product['scene']);
                        $product['product'] = 2; // 标记类型为场景
                        $products[$product['product_name']] = $product; // 使用product_name作为key便于后续覆盖
                    }
                }

                // 处理道具数组
                foreach ($props as $prop) {
                    $product = $prop;
                    // 将prop字段重命名为product_name
                    if (is_array($product) && !empty($product['prop'] ?? null)) {
                        $product['product_name'] = $product['prop'];
                        unset($product['prop']);
                        $product['product'] = 3; // 标记类型为道具
                        $products[$product['product_name']] = $product; // 使用product_name作为key便于后续覆盖
                    }
                }
                
                // extra_products优先级更高，直接覆盖同名的roles和scenes
                foreach ($extra_products as $extra_product) {
                    $product_name = getProp($extra_product, 'product_name');
                    if ($product_name) {
                        $products[$product_name] = $extra_product; // 覆盖同名数据
                    }
                }
                
                // 重新索引数组（去除key）
                $products = array_values($products);
            }
        }

        // 获取执行中的任务
        $tasks = DB::table('mp_generate_video_tasks')->where('alias_act_id', $act_id)->whereNotIn('status', ['success', 'failed'])->select('id as task_id', 'alias_act_id', 'prompt', 'ref_image_url', 'status')->orderBy('id')->get()->map(function($value) {
            $value = (array)$value;
            if ($value['ref_image_url']) $value['ref_image_url'] = json_decode($value['ref_image_url'], true);
            else $value['ref_image_url'] = [];
            $value['status'] = $value['status'] == 'pending' ? '视频待生成' : '视频生成中';

            // 处理prompt：删除人物音色部分，保留【镜头】开始的内容，并去掉<图片X>标记
            if (!empty($value['prompt'])) {
                $prompt = $value['prompt'];
                
                // 查找第一个【镜头】的位置
                if (preg_match('/【镜头\d+】/u', $prompt, $matches, PREG_OFFSET_CAPTURE)) {
                    // 从【镜头】开始截取
                    $prompt = substr($prompt, $matches[0][1]);
                }
                
                // 去除所有<图片X>格式的标记（X可以是任意数字）
                $prompt = preg_replace('/<图片\d+>/u', '', $prompt);
                
                $value['prompt'] = $prompt;
            }
            
            return $value;
        })->toArray();

        return compact('chat', 'url', 'products', 'tasks');
    }

    public function applyAudioData($data) {
        $segment_id = getProp($data, 'segment_id');
        $global_data = getProp($data, 'global_data');
        $segment_data = getProp($data, 'segment_data');

        if (!$segment_id) Utils::throwError('20003:请选择分镜');

        $global_data = is_array($global_data) ? $global_data : [];
        $segment_data = is_array($segment_data) ? $segment_data : [];
        
        // dialogue只能在segment_data中，如果在global_data中则移到segment_data
        $dialogue_item = null;
        foreach ($global_data as $key => $item) {
            if (trim((string)getProp($item, 'name')) === 'dialogue') {
                $dialogue_item = $item;
                unset($global_data[$key]);
                break;
            }
        }
        if ($dialogue_item) {
            $segment_data[] = $dialogue_item;
        }

        // 特殊参数: audio_url,audio_duration,subtitle_info
        // 这些特殊参数必须同时存在才对当前分镜有效，直接保存但不创建音频任务
        // 如果不是全部存在，则仍需创建音频任务
        $special_fields = ['audio_url', 'audio_duration', 'subtitle_info'];
        $special_update_data = [];
        $has_all_special_params = false;
        
        // 从segment_data中提取特殊参数
        $filtered_segment_data = [];
        foreach ($segment_data as $item) {
            $field_name = trim((string)getProp($item, 'name'));
            if (in_array($field_name, $special_fields)) {
                $special_update_data[$field_name] = getProp($item, 'value');
            } else {
                // 非特殊参数保留，继续后续处理
                $filtered_segment_data[] = $item;
            }
        }
        
        // 检查是否三个特殊参数都存在
        if (count($special_update_data) === 3 && 
            isset($special_update_data['audio_url']) && 
            isset($special_update_data['audio_duration']) && 
            isset($special_update_data['subtitle_info'])) {
            $has_all_special_params = true;
            
            // 立即更新到当前分镜
            $special_update_data['updated_at'] = date('Y-m-d H:i:s');
            DB::table('mp_episode_segments')
                ->where('segment_id', $segment_id)
                ->update($special_update_data);
        }
        
        // 使用过滤后的segment_data继续处理其他参数
        $segment_data = $filtered_segment_data;
        
        $allow_fields = ['dialogue', 'voice_type', 'speed_ratio', 'loudness_ratio', 'emotion_scale', 'pitch'];
        $global_update_data = [];
        $segment_update_data = [];
        $global_voice_type = '';
        $target_segment = DB::table('mp_episode_segments')->where('segment_id', $segment_id)->first();
        if (!$target_segment) Utils::throwError('20003:分镜不存在');

        $episode_id = getProp($target_segment, 'episode_id');
        $target_voice_actor = trim((string)getProp($target_segment, 'voice_actor'));
        $episode = DB::table('mp_anime_episodes')->where('id', $episode_id)->first();
        if (!$episode) Utils::throwError('20003:分集不存在');

        foreach ($global_data as $item) {
            $field_name = trim((string)getProp($item, 'name'));
            if (!$field_name || !in_array($field_name, $allow_fields)) {
                continue;
            }

            $global_update_data[$field_name] = getProp($item, 'value');
            if ($field_name === 'voice_type') {
                $global_voice_type = trim((string)getProp($item, 'value'));
            }
        }

        foreach ($segment_data as $item) {
            $field_name = trim((string)getProp($item, 'name'));
            if (!$field_name || !in_array($field_name, $allow_fields)) {
                continue;
            }

            $segment_update_data[$field_name] = getProp($item, 'value');
        }

        if ($global_voice_type) {
            $timbre_info = DB::table('mp_timbres')
                ->where('timbre_type', $global_voice_type)
                ->select('audio_url', 'timbre_name')
                ->first();
            if ($timbre_info) {
                $global_update_data['voice_audio_url'] = getProp($timbre_info, 'audio_url');
                $global_update_data['voice_name'] = str_replace('（多情感）', '', getProp($timbre_info, 'timbre_name'));
            }
        }

        try {
            DB::beginTransaction();
            
            // 收集需要创建音频合成任务的segment_id和对应的分镜数据
            $segment_ids_to_create_task = [];
            $segments_data = [];

            // 如果有全局更新，获取该角色的所有分镜数据并检查是否有变化
            if (!empty($global_update_data)) {
                // 如果角色不存在，则只更新当前分镜
                if (!$target_voice_actor) {
                    // 只处理当前分镜
                    $affected_segments = DB::table('mp_episode_segments')
                        ->where('segment_id', $segment_id)
                        ->select('segment_id', 'audio_url', 'voice_actor', 'dialogue', 'voice_type', 'voice_name', 'voice_audio_url', 'emotion', 'emotion_type', 'gender', 'speed_ratio', 'loudness_ratio', 'emotion_scale', 'pitch')
                        ->get();
                } else {
                    // 获取该角色的所有分镜
                    $affected_segments = DB::table('mp_episode_segments')
                        ->where('episode_id', $episode_id)
                        ->where('voice_actor', $target_voice_actor)
                        ->select('segment_id', 'audio_url', 'voice_actor', 'dialogue', 'voice_type', 'voice_name', 'voice_audio_url', 'emotion', 'emotion_type', 'gender', 'speed_ratio', 'loudness_ratio', 'emotion_scale', 'pitch')
                        ->get();
                }
                
                foreach ($affected_segments as $seg) {
                    $seg = (array)$seg;
                    $sid = getProp($seg, 'segment_id');
                    
                    // 检查参数是否发生变化
                    $has_changed = false;
                    foreach ($global_update_data as $field => $new_value) {
                        $old_value = getProp($seg, $field);
                        if ($old_value != $new_value) {
                            $has_changed = true;
                            break;
                        }
                    }
                    
                    if ($has_changed) {
                        $segment_ids_to_create_task[] = $sid;
                        $segments_data[$sid] = $seg;
                    }
                }
                
                // 只有在有变化的分镜时才更新
                if (!empty($segment_ids_to_create_task)) {
                    $global_segment_update_data = $global_update_data;
                    $global_segment_update_data['audio_url'] = '';  // 清空音频URL
                    $global_segment_update_data['updated_at'] = date('Y-m-d H:i:s');
                    DB::table('mp_episode_segments')
                        ->where('episode_id', $episode_id)
                        ->where('voice_actor', $target_voice_actor)
                        ->whereIn('segment_id', $segment_ids_to_create_task)
                        ->update($global_segment_update_data);
                }

                if ($global_voice_type) {
                    $episode_roles = json_decode((string)getProp($episode, 'roles'), true);
                    $episode_roles = is_array($episode_roles) ? $episode_roles : [];
                    $roles_updated = false;

                    foreach ($episode_roles as &$role) {
                        // 通过 role 字段匹配角色名，而不是 voice_name
                        if (trim((string)getProp($role, 'role')) !== $target_voice_actor) {
                            continue;
                        }

                        $role['voice_type'] = $global_voice_type;
                        $role['voice_audio_url'] = getProp($global_update_data, 'voice_audio_url');
                        $role['voice_name'] = getProp($global_update_data, 'voice_name');
                        $roles_updated = true;
                    }
                    unset($role);

                    if ($roles_updated) {
                        DB::table('mp_anime_episodes')->where('id', $episode_id)->update([
                            'roles' => json_encode($episode_roles, 256),
                            'updated_at' => date('Y-m-d H:i:s'),
                        ]);
                    }
                }
            }

            // 如果有单个分镜更新，检查是否有变化
            if (!empty($segment_update_data)) {
                // 获取当前分镜数据
                $current_segment = DB::table('mp_episode_segments')
                    ->where('segment_id', $segment_id)
                    ->select('segment_id', 'audio_url', 'voice_actor', 'dialogue', 'voice_type', 'voice_name', 'voice_audio_url', 'emotion', 'emotion_type', 'gender', 'speed_ratio', 'loudness_ratio', 'emotion_scale', 'pitch')
                    ->first();
                
                if ($current_segment) {
                    $current_segment = (array)$current_segment;
                    
                    // 检查参数是否发生变化
                    $has_changed = false;
                    foreach ($segment_update_data as $field => $new_value) {
                        $old_value = getProp($current_segment, $field);
                        if ($old_value != $new_value) {
                            $has_changed = true;
                            break;
                        }
                    }
                    
                    if ($has_changed) {
                        // 如果该分镜还未在列表中，添加进去
                        if (!in_array($segment_id, $segment_ids_to_create_task)) {
                            $segment_ids_to_create_task[] = $segment_id;
                            $segments_data[$segment_id] = $current_segment;
                        }
                        
                        // 更新分镜数据并清空音频URL
                        $segment_update_data['audio_url'] = '';
                        $segment_update_data['updated_at'] = date('Y-m-d H:i:s');
                        DB::table('mp_episode_segments')->where('segment_id', $segment_id)->update($segment_update_data);
                    }
                }
            }

            // 为所有有变化的分镜创建音频合成任务
            // 但如果当前分镜同时设置了全部三个特殊参数(audio_url, audio_duration, subtitle_info)，则跳过该分镜
            if (!empty($segment_ids_to_create_task)) {
                foreach ($segment_ids_to_create_task as $sid) {
                    // 如果当前分镜同时设置了全部三个特殊参数，则跳过音频任务创建
                    if ($sid === $segment_id && $has_all_special_params) {
                        continue;
                    }
                    
                    // 重新获取更新后的分镜数据
                    $updated_segment = DB::table('mp_episode_segments')
                        ->where('segment_id', $sid)
                        ->select('voice_actor', 'dialogue', 'voice_type', 'voice_name', 'emotion', 'emotion_type', 'gender', 'speed_ratio', 'loudness_ratio', 'emotion_scale', 'pitch')
                        ->first();
                    
                    if (!$updated_segment) continue;
                    
                    $updated_segment = (array)$updated_segment;
                    
                    // 检查dialogue是否为空
                    $dialogue = getProp($updated_segment, 'dialogue');
                    if (empty($dialogue)) {
                        // dialogue为空时，直接写入默认音频信息
                        DB::table('mp_episode_segments')->where('segment_id', $sid)->update([
                            'audio_url' => 'https://zw-audiobook.tos-cn-beijing.volces.com/effects/ellipses_2s.mp3',
                            'audio_duration' => 2.0,
                            'subtitle_info' => json_encode(['duration' => 2.0, 'words' => []], 256),
                            'updated_at' => date('Y-m-d H:i:s')
                        ]);
                        continue;
                    }

                    $generate_json = [
                        'text' => $dialogue,
                        'role' => getProp($updated_segment, 'voice_actor'),
                        'voice_type' => getProp($updated_segment, 'voice_type'),
                        'voice_name' => getProp($updated_segment, 'voice_name'),
                        'emotion' => getProp($updated_segment, 'emotion'),
                        'emotion_type' => getProp($updated_segment, 'emotion_type'),
                        'gender' => getProp($updated_segment, 'gender'),
                        'speed_ratio' => getProp($updated_segment, 'speed_ratio', 0),
                        'loudness_ratio' => getProp($updated_segment, 'loudness_ratio', 0),
                        'emotion_scale' => getProp($updated_segment, 'emotion_scale', 0),
                        'pitch' => getProp($updated_segment, 'pitch', 0),
                    ];
                    
                    // 插入视频配音合成任务
                    $dubTaskId = DB::table('mp_dub_video_tasks')->insertGetId([
                        'alias_segment_id' => $sid,
                        'generate_status' => '执行中',
                        'audio_url' => '',
                        'generate_json' => json_encode($generate_json, 256),
                        'created_at' => date('Y-m-d H:i:s'),
                        'updated_at' => date('Y-m-d H:i:s'),
                    ]);
                    
                    if (!$dubTaskId) {
                        dLog('anime')->error('创建配音任务失败', ['segment_id' => $sid]);
                        continue;
                    }

                    // 将任务ID添加到Redis列表中
                    Redis::lpush('dub_video_task_queue', $dubTaskId);
                    
                    // 请求远程服务器执行生成
                    try {
                        sleep(1);
                        $client = new Client(['timeout' => 300, 'verify' => false]);
                        $result = $client->get("http://122.9.129.83:5000/api/anime/genAudio?taskId={$dubTaskId}");
                        $response = $result->getBody()->getContents();
                        $response_arr = json_decode($response, true);
                        
                        if (!isset($response_arr['code']) || (int)$response_arr['code'] !== 0) {
                            $error_msg = isset($response_arr['msg']) ? $response_arr['msg'] : '未知错误';
                            dLog('anime')->error('火山生成音频失败', ['error' => $error_msg, 'task_id' => $dubTaskId, 'segment_id' => $sid]);
                            logDB('anime', 'error', '火山生成音频失败', ['error' => $error_msg, 'task_id' => $dubTaskId, 'segment_id' => $sid]);
                        }
                    } catch (\Exception $e) {
                        dLog('anime')->error('调用音频生成API失败', ['error' => $e->getMessage(), 'task_id' => $dubTaskId, 'segment_id' => $sid]);
                        logDB('anime', 'error', '调用音频生成API失败', ['error' => $e->getMessage(), 'task_id' => $dubTaskId, 'segment_id' => $sid]);
                    }
                }
            }

            DB::commit();

        } catch (\Exception $e) {
            DB::rollBack();
            Utils::throwError('20003:'.$e->getMessage());
        }

        return true;
    }

    public function episodePicsInfo($data) {
        $anime_id = getProp($data, 'anime_id');
        $episode_id = getProp($data, 'episode_id');

        // 参数验证
        if (!$anime_id && !$episode_id) {
            Utils::throwError('20003:请提供动漫ID或分集ID');
        }

        // 根据参数获取数据源
        if ($episode_id) {
            // 从剧集表获取
            $source = DB::table('mp_anime_episodes')->where('id', $episode_id)->first();
            if (!$source) Utils::throwError('20003:该剧集不存在');
            $table_name = 'mp_anime_episodes';
            $id_field = 'id';
            $id_value = $episode_id;
            
            // 获取剧集的anime_id用于继承全局数据
            $anime_id = getProp($source, 'anime_id');
        } else {
            // 从动漫表获取
            $source = DB::table('mp_animes')->where('id', $anime_id)->where('is_deleted', 0)->first();
            if (!$source) Utils::throwError('20003:该动漫不存在');
            $table_name = 'mp_animes';
            $id_field = 'id';
            $id_value = $anime_id;
        }

        $source = (array)$source;
        $roles = json_decode(getProp($source, 'roles', '[]'), true) ?: [];
        $scenes = json_decode(getProp($source, 'scenes', '[]'), true) ?: [];
        $props = json_decode(getProp($source, 'props', '[]'), true) ?: [];
        
        // 如果是分集数据，需要处理继承和任务创建逻辑
        if ($episode_id) {
            $this->processEpisodeRolesAndScenes($episode_id, $anime_id, $roles, $scenes, $source);
        }

        // 返回生成器函数，用于 SSE 流式输出
        return function() use ($roles, $scenes, $props, $table_name, $id_field, $id_value) {
            $startTime = time();
            $maxDuration = 600; // 10分钟超时
            $checkInterval = 3; // 每3秒检查一次

            // Redis 缓存键
            $cacheKey = "anime:pics_info:{$table_name}:{$id_value}";
            
            // 生成当前数据的哈希值用于比较
            $generateHash = function($roles, $scenes, $props) {
                return md5(json_encode(['roles' => $roles, 'scenes' => $scenes, 'props' => $props], JSON_UNESCAPED_UNICODE));
            };

            // 发送初始数据
            $currentHash = $generateHash($roles, $scenes, $props);
            Redis::setex($cacheKey, 600, $currentHash); // 缓存10分钟

            echo "data: " . json_encode([
                'type' => 'init',
                'data' => [
                    'roles' => $roles,
                    'scenes' => $scenes,
                    'props' => $props,
                    'start_time' => $startTime
                ]
            ], JSON_UNESCAPED_UNICODE) . "\n\n";
            if (ob_get_level() > 0) {
                ob_flush();
            }
            flush();

            // 持续轮询任务状态
            while (time() - $startTime < $maxDuration) {
                $hasProcessing = false;
                $updated = false;

                // 检查角色任务状态
                foreach ($roles as $index => &$role) {
                    $task_id = getProp($role, 'task_id');
                    $task_status = getProp($role, 'task_status');
                    $existing_url = getProp($role, 'url');

                    // 只处理有任务ID且状态为processing的角色，或者状态为processing但没有URL的角色
                    if ($task_id && ($task_status === 'processing' || (in_array($task_status, ['success', 'completed']) && empty($existing_url)))) {
                        $hasProcessing = ($task_status === 'processing');
                        
                        // 查询任务状态
                        $task = DB::table('mp_generate_pic_tasks')
                            ->where('id', $task_id)
                            ->select('id', 'status', 'result_url', 'error_message')
                            ->first();

                        if ($task) {
                            $task = (array)$task;
                            $status = getProp($task, 'status');

                            // 如果任务完成或失败
                            if (in_array($status, ['success', 'failed'])) {
                                $role['task_status'] = $status;
                                
                                if ($status === 'success') {
                                    $result_url = getProp($task, 'result_url');
                                    if ($result_url) {
                                        $result_urls = is_json($result_url) ? json_decode($result_url, true) : [$result_url];
                                        if (is_array($result_urls) && !empty($result_urls[0])) {
                                            $role['url'] = $result_urls[0];
                                        }
                                    }
                                }
                                
                                $updated = true;
                            } else if ($status === 'processing') {
                                $hasProcessing = true;
                            }
                        }
                    }
                }

                // 检查场景任务状态
                foreach ($scenes as $index => &$scene) {
                    $task_id = getProp($scene, 'task_id');
                    $task_status = getProp($scene, 'task_status');
                    $existing_url = getProp($scene, 'url');

                    // 只处理有任务ID且状态为processing的场景，或者状态为success但没有URL的场景
                    if ($task_id && ($task_status === 'processing' || (in_array($task_status, ['success', 'completed']) && empty($existing_url)))) {
                        $hasProcessing = ($task_status === 'processing');
                        
                        // 查询任务状态
                        $task = DB::table('mp_generate_pic_tasks')
                            ->where('id', $task_id)
                            ->select('id', 'status', 'result_url', 'error_message')
                            ->first();

                        if ($task) {
                            $task = (array)$task;
                            $status = getProp($task, 'status');

                            // 如果任务完成或失败
                            if (in_array($status, ['success', 'failed'])) {
                                $scene['task_status'] = $status;
                                
                                if ($status === 'success') {
                                    $result_url = getProp($task, 'result_url');
                                    if ($result_url) {
                                        $result_urls = is_json($result_url) ? json_decode($result_url, true) : [$result_url];
                                        if (is_array($result_urls) && !empty($result_urls[0])) {
                                            $scene['url'] = $result_urls[0];
                                        }
                                    }
                                }
                                
                                $updated = true;
                            } else if ($status === 'processing') {
                                $hasProcessing = true;
                            }
                        }
                    }
                }

                // 检查道具任务状态
                foreach ($props as $index => &$prop) {
                    $task_id = getProp($prop, 'task_id');
                    $task_status = getProp($prop, 'task_status');
                    $existing_url = getProp($prop, 'url');

                    // 只处理有任务ID且状态为processing的道具，或者状态为success但没有URL的道具
                    if ($task_id && ($task_status === 'processing' || (in_array($task_status, ['success', 'completed']) && empty($existing_url)))) {
                        $hasProcessing = ($task_status === 'processing');
                        
                        // 查询任务状态
                        $task = DB::table('mp_generate_pic_tasks')
                            ->where('id', $task_id)
                            ->select('id', 'status', 'result_url', 'error_message')
                            ->first();

                        if ($task) {
                            $task = (array)$task;
                            $status = getProp($task, 'status');

                            // 如果任务完成或失败
                            if (in_array($status, ['success', 'failed'])) {
                                $prop['task_status'] = $status;
                                
                                if ($status === 'success') {
                                    $result_url = getProp($task, 'result_url');
                                    if ($result_url) {
                                        $result_urls = is_json($result_url) ? json_decode($result_url, true) : [$result_url];
                                        if (is_array($result_urls) && !empty($result_urls[0])) {
                                            $prop['url'] = $result_urls[0];
                                        }
                                    }
                                }
                                
                                $updated = true;
                            } else if ($status === 'processing') {
                                $hasProcessing = true;
                            }
                        }
                    }
                }

                // 如果有更新，检查数据是否真的变化了（通过哈希对比）
                if ($updated) {
                    $newHash = $generateHash($roles, $scenes, $props);
                    $cachedHash = Redis::get($cacheKey);

                    // 只有当数据真正变化时才更新数据库和发送事件
                    if ($newHash !== $cachedHash) {
                        try {
                            // 更新数据库
                            DB::table($table_name)->where($id_field, $id_value)->update([
                                'roles' => json_encode($roles, JSON_UNESCAPED_UNICODE),
                                'scenes' => json_encode($scenes, JSON_UNESCAPED_UNICODE),
                                'props' => json_encode($props, JSON_UNESCAPED_UNICODE),
                                'updated_at' => date('Y-m-d H:i:s')
                            ]);

                            // 更新缓存
                            Redis::setex($cacheKey, 600, $newHash);

                            // 发送更新事件
                            echo "data: " . json_encode([
                                'type' => 'update',
                                'data' => [
                                    'roles' => $roles,
                                    'scenes' => $scenes,
                                    'props' => $props,
                                    'elapsed_time' => time() - $startTime
                                ]
                            ], JSON_UNESCAPED_UNICODE) . "\n\n";
                            if (ob_get_level() > 0) {
                                ob_flush();
                            }
                            flush();
                        } catch (\Exception $e) {
                            dLog('anime')->error('更新角色/场景/道具信息失败: ' . $e->getMessage());
                        }
                    } else {
                        // 即使哈希相同，如果有URL更新也要发送事件
                        $hasUrlUpdate = false;
                        foreach ($roles as $role) {
                            if (!empty(getProp($role, 'url')) && getProp($role, 'task_status') === 'success') {
                                $hasUrlUpdate = true;
                                break;
                            }
                        }
                        if (!$hasUrlUpdate) {
                            foreach ($scenes as $scene) {
                                if (!empty(getProp($scene, 'url')) && getProp($scene, 'task_status') === 'success') {
                                    $hasUrlUpdate = true;
                                    break;
                                }
                            }
                        }
                        if (!$hasUrlUpdate) {
                            foreach ($props as $prop) {
                                if (!empty(getProp($prop, 'url')) && getProp($prop, 'task_status') === 'success') {
                                    $hasUrlUpdate = true;
                                    break;
                                }
                            }
                        }
                        
                        if ($hasUrlUpdate) {
                            // 强制更新数据库和发送事件
                            try {
                                DB::table($table_name)->where($id_field, $id_value)->update([
                                    'roles' => json_encode($roles, JSON_UNESCAPED_UNICODE),
                                    'scenes' => json_encode($scenes, JSON_UNESCAPED_UNICODE),
                                    'props' => json_encode($props, JSON_UNESCAPED_UNICODE),
                                    'updated_at' => date('Y-m-d H:i:s')
                                ]);

                                // 更新缓存
                                Redis::setex($cacheKey, 600, $newHash);

                                // 发送更新事件
                                echo "data: " . json_encode([
                                    'type' => 'update',
                                    'data' => [
                                        'roles' => $roles,
                                        'scenes' => $scenes,
                                        'props' => $props,
                                        'elapsed_time' => time() - $startTime
                                    ]
                                ], JSON_UNESCAPED_UNICODE) . "\n\n";
                                if (ob_get_level() > 0) {
                                    ob_flush();
                                }
                                flush();
                            } catch (\Exception $e) {
                                dLog('anime')->error('强制更新角色/场景/道具信息失败: ' . $e->getMessage());
                            }
                        }
                    }
                }

                // 如果所有任务都已完成，发送完成事件并退出
                if (!$hasProcessing) {
                    // 查询数据库中的最终数据，确保返回最新的完整数据
                    try {
                        $finalSource = DB::table($table_name)->where($id_field, $id_value)->first();
                        if ($finalSource) {
                            $finalSource = (array)$finalSource;
                            $finalRoles = json_decode(getProp($finalSource, 'roles', '[]'), true) ?: [];
                            $finalScenes = json_decode(getProp($finalSource, 'scenes', '[]'), true) ?: [];
                            $finalProps = json_decode(getProp($finalSource, 'props', '[]'), true) ?: [];
                            
                            // 使用数据库中的最终数据
                            $roles = $finalRoles;
                            $scenes = $finalScenes;
                            $props = $finalProps;
                        }
                    } catch (\Exception $e) {
                        dLog('anime')->error('查询最终数据失败: ' . $e->getMessage());
                        // 如果查询失败，继续使用内存中的数据
                    }
                    
                    // 清理缓存
                    Redis::del($cacheKey);

                    echo "data: " . json_encode([
                        'type' => 'completed',
                        'data' => [
                            'roles' => $roles,
                            'scenes' => $scenes,
                            'props' => $props,
                            'total_time' => time() - $startTime
                        ]
                    ], JSON_UNESCAPED_UNICODE) . "\n\n";
                    if (ob_get_level() > 0) {
                        ob_flush();
                    }
                    flush();
                    break;
                }

                // 等待下次检查
                sleep($checkInterval);
            }

            // 超时处理
            if (time() - $startTime >= $maxDuration) {
                // 查询数据库中的最终数据，即使超时也要返回最新数据
                try {
                    $finalSource = DB::table($table_name)->where($id_field, $id_value)->first();
                    if ($finalSource) {
                        $finalSource = (array)$finalSource;
                        $finalRoles = json_decode(getProp($finalSource, 'roles', '[]'), true) ?: [];
                        $finalScenes = json_decode(getProp($finalSource, 'scenes', '[]'), true) ?: [];
                        $finalProps = json_decode(getProp($finalSource, 'props', '[]'), true) ?: [];
                        
                        // 使用数据库中的最终数据
                        $roles = $finalRoles;
                        $scenes = $finalScenes;
                        $props = $finalProps;
                    }
                } catch (\Exception $e) {
                    dLog('anime')->error('超时时查询最终数据失败: ' . $e->getMessage());
                    // 如果查询失败，继续使用内存中的数据
                }
                
                // 清理缓存
                Redis::del($cacheKey);

                echo "data: " . json_encode([
                    'type' => 'timeout',
                    'message' => '轮询超时，请刷新页面查看最新状态',
                    'data' => [
                        'roles' => $roles,
                        'scenes' => $scenes,
                        'props' => $props
                    ]
                ], JSON_UNESCAPED_UNICODE) . "\n\n";
                if (ob_get_level() > 0) {
                    ob_flush();
                }
                flush();
            }
        };
    }

    public function clipSegmentVideo($data) {
        $segment_id = getProp($data, 'segment_id');
        $video_time_point_start = getProp($data, 'video_time_point_start');
        $video_time_point_end = getProp($data, 'video_time_point_end');

        if (!$segment_id || !$video_time_point_start || !$video_time_point_end) {
            Utils::throwError('20003:参数异常');
        }

        if (!DB::table('mp_episode_segments')->where('segment_id', $segment_id)->value('video_url')) {
            Utils::throwError('20003:该分镜没有视频,无法裁剪');
        }

        $video_duration = $video_time_point_end - $video_time_point_start;
        if (!$video_duration < 0) Utils::throwError('20003:参数异常');

        return DB::table('mp_episode_segments')->where('segment_id', $segment_id)->update([
            'video_duration'            => $video_duration,
            'video_time_point_start'    => $video_time_point_start,
            'video_time_point_end'      => $video_time_point_end,
            'updated_at'                => date('Y-m-d H:i:s')
        ]);
    }

    // 轮训获取图片任务结果
    private function loopGetPicTaskResult($task_id) {
        $task = MpGeneratePicTask::where('id', $task_id)->first();
        if (!$task) {
            return '';
        }

        // 检查任务模型类型（火山模型和GPT模型都支持直接检查任务状态）
        $model = getProp($task, 'model');
        $isVolcModel = in_array($model, \App\Consts\BaseConst::VOLC_PIC_MODELS);
        $isGptModel = in_array($model, \App\Consts\BaseConst::GPT_IMAGE2_MODELS);
        $isSyncModel = $isVolcModel || $isGptModel;

        // 轮询查询任务状态（火山API和即梦AI都需要轮询）
        $start_count = 0;
        $img_url = '';
        while ($start_count <= 60) {    // 循环20次请求,每3s一次
            sleep(3);

            $task = MpGeneratePicTask::where('id', $task_id)->first();
            
            // 如果任务已经完成，直接返回结果
            if ($task->status === 'success' && $task->result_url) {
                $result_urls = is_array($task->result_url) ? $task->result_url : json_decode($task->result_url, true);
                return is_array($result_urls) ? $result_urls[0] : $task->result_url;
            }
            
            // 如果任务已失败，返回空
            if ($task->status === 'failed') {
                return '';
            }

            if ($isSyncModel) continue;
            
            // 查询任务状态
            $statusInfo = $this->aiImageGenerationService->queryTaskStatus($task);

            if ($statusInfo['status'] === 'success') {
                $task->updateStatus('success', [
                    'result_url'    => $statusInfo['result_url'],
                    'result_json'   => $statusInfo['result_json'] ?? []
                ]);

                // 同步调整分镜图片状态和结果
                if (getProp($task, 'alias_segment_id')) {
                    DB::table('mp_episode_segments')->where('segment_id', getProp($task, 'alias_segment_id'))->update([
                        'img_url'   => $statusInfo['result_url'][0],
                        'pic_task_status'   => '已完成',
                    ]);
                }
                $img_url = $statusInfo['result_url'][0];
                break;
            } elseif ($statusInfo['status'] === 'failed') {
                $task->updateStatus('failed', [
                    'error_message' => $statusInfo['error_message'],
                    'result_json'   => $statusInfo['result_json'] ?? []
                ]);

                if (getProp($task, 'alias_segment_id')) {
                    DB::table('mp_episode_segments')->where('segment_id', getProp($task, 'alias_segment_id'))->update([
                        'pic_task_status'   => '失败',
                    ]);
                }
                break;
            }
            $start_count++;
        }

        return $img_url;
    }

    /**
     * 从分镜内容中提取涉及的角色
     */
    private function extractCharactersFromSegment($segment_content, $available_characters, $roles) {
        $found_characters = [];
        
        foreach ($available_characters as $character) {
            // 检查角色名称是否在分镜内容中出现
            if (strpos($segment_content, $character) !== false) {
                $found_characters[] = $character;
            }
        }

        if (!$found_characters) {
            foreach ($roles as $character) {
                // 检查角色名称是否在分镜内容中出现
                if (strpos($segment_content, $character) !== false) {
                    $found_characters[] = $character;
                }
            }
        }
        
        return array_unique($found_characters);
    }

    // 从分镜剧本中提取关键字段
    private function handleSegmentContent(&$data) {
        $segmentContent = getProp($data, 'segment_content');
        // 解析分镜详细信息 - 与 Helpers.php 中 handleEpisodeContent 的 segmentData 结构保持一致
        $segmentData = [
            'description'     => '',
            'composition'     => '',
            'camera_movement' => '',
            'voice_actor'     => '',
            'dialogue'        => '',
            'frame_type'      => '',
            'scene'           => '',        // 场景
            'characters'      => '',        // 出镜角色
            'tail_frame'      => '',        // 尾帧描述
            'emotion'         => '中性',    // 情感
            'gender'          => '0',       // 性别（0未知，1男，2女）
            'speed_ratio'     => 0,         // 语速
            'loudness_ratio'  => 0,         // 音量
            'emotion_scale'   => 4,         // 情感强度
            'pitch'           => 0,         // 音调
        ];
        
        // 用于存储需要从 segment_content 中移除的匹配项
        $replaceEmptyArr = [];
        
        // 提取各个字段 - 兼容中文冒号和英文冒号，支持多种表达方式
        if (preg_match('/(?:画面描述|镜头描述|场景描述)[：:]\s*([^\n]+)/u', $segmentContent, $descMatch)) {
            $segmentData['description'] = trim($descMatch[1]);
            $data['description'] = trim($descMatch[1]);
        }
        if (preg_match('/(?:构图设计|构图|镜头构图)[：:]\s*([^\n]+)/u', $segmentContent, $compMatch)) {
            $segmentData['composition'] = trim($compMatch[1]);
            $data['composition'] = trim($compMatch[1]);
        }
        if (preg_match('/(?:运镜调度|运镜|镜头运动|摄影机运动)[：:]\s*([^\n]+)/u', $segmentContent, $cameraMatch)) {
            $segmentData['camera_movement'] = trim($cameraMatch[1]);
            $data['camera_movement'] = trim($cameraMatch[1]);
        }
        if (preg_match('/(?:配音角色|配音|角色|声优)[：:]\s*([^\n]+)/u', $segmentContent, $voiceMatch)) {
            $segmentData['voice_actor'] = trim($voiceMatch[1]);
            $data['voice_actor'] = trim($voiceMatch[1]);
        }
        if (preg_match('/(?:台词内容|台词|对白|对话)[：:]\s*([^\n]+)/u', $segmentContent, $dialogueMatch)) {
            $segmentData['dialogue'] = trim($dialogueMatch[1]);
            $data['dialogue'] = trim($dialogueMatch[1]);
        }
        if (preg_match('/(?:画面类型|镜头类型|类型)[：:]\s*([^\n]+)/u', $segmentContent, $frameMatch)) {
            $segmentData['frame_type'] = trim($frameMatch[1]);
            $data['frame_type'] = trim($frameMatch[1]);
        }
        // 场景字段
        if (preg_match('/(?:场景|拍摄场景|背景场景|环境)[：:]\s*([^\n]+)/u', $segmentContent, $sceneMatch)) {
            $segmentData['scene'] = trim($sceneMatch[1]);
            $data['scene'] = trim($sceneMatch[1]);
        }
        // 出镜角色字段
        if (preg_match('/(?:出镜角色|角色出镜|登场角色|人物)[：:]\s*([^\n]+)/u', $segmentContent, $charactersMatch)) {
            $segmentData['characters'] = trim($charactersMatch[1]);
            $data['characters'] = trim($charactersMatch[1]);
        }
        // 尾帧描述字段
        if (preg_match('/(?:尾帧描述|尾帧|结束帧|最后一帧|结尾画面|结束画面)[：:]\s*([^\n]+)/u', $segmentContent, $tailFrameMatch)) {
            $segmentData['tail_frame'] = trim($tailFrameMatch[1]);
            $data['tail_frame'] = trim($tailFrameMatch[1]);
        }
        
        // 情感字段
        if (preg_match('/(?:情感|情绪|感情)[：:]\s*([^\n]+)/u', $segmentContent, $emotionMatch)) {
            $replaceEmptyArr[] = trim($emotionMatch[0]);
            $segmentData['emotion'] = trim($emotionMatch[1]);
            $data['emotion'] = trim($emotionMatch[1]);
        }
        
        // 性别字段
        if (preg_match('/(?:性别)[：:]\s*([^\n]+)/u', $segmentContent, $genderMatch)) {
            $replaceEmptyArr[] = trim($genderMatch[0]);
            $genderStr = trim($genderMatch[1]);
            if (strpos($genderStr, '男') !== false || $genderStr === '1') {
                $segmentData['gender'] = '1';
                $data['gender'] = '1';
            } elseif (strpos($genderStr, '女') !== false || $genderStr === '2') {
                $segmentData['gender'] = '2';
                $data['gender'] = '2';
            } else {
                $segmentData['gender'] = '0';
                $data['gender'] = '0';
            }
        }
        
        // 语速字段
        if (preg_match('/(?:语速|说话速度)[：:]\s*([-+]?[0-9]*\.?[0-9]+)/u', $segmentContent, $speedMatch)) {
            $replaceEmptyArr[] = trim($speedMatch[0]);
            $segmentData['speed_ratio'] = (float)trim($speedMatch[1]);
            $data['speed_ratio'] = (float)trim($speedMatch[1]);
        }
        
        // 音量字段
        if (preg_match('/(?:音量|声音大小)[：:]\s*([-+]?[0-9]*\.?[0-9]+)/u', $segmentContent, $loudnessMatch)) {
            $replaceEmptyArr[] = trim($loudnessMatch[0]);
            $segmentData['loudness_ratio'] = (float)trim($loudnessMatch[1]);
            $data['loudness_ratio'] = (float)trim($loudnessMatch[1]);
        }
        
        // 情感强度字段
        if (preg_match('/(?:情感强度|情绪强度)[：:]\s*([0-9]+)/u', $segmentContent, $scaleMatch)) {
            $replaceEmptyArr[] = trim($scaleMatch[0]);
            $segmentData['emotion_scale'] = (int)trim($scaleMatch[1]);
            $data['emotion_scale'] = (int)trim($scaleMatch[1]);
        }
        
        // 音调字段
        if (preg_match('/(?:音调|音高)[：:]\s*([-+]?[0-9]+)/u', $segmentContent, $pitchMatch)) {
            $replaceEmptyArr[] = trim($pitchMatch[0]);
            $segmentData['pitch'] = (int)trim($pitchMatch[1]);
            $data['pitch'] = (int)trim($pitchMatch[1]);
        }
        
        // 从 segment_content 中移除已提取的配音参数字段
        if (!empty($replaceEmptyArr)) {
            $data['segment_content'] = str_replace($replaceEmptyArr, '', $segmentContent);
        }
        
        // 如果有配音角色，查询音色信息并验证情感
        $voice_actor = $segmentData['voice_actor'];
        if (!empty($voice_actor) && $voice_actor !== '旁白') {
            // 从当前分镜所属的剧集或动漫中查找角色音色信息
            $anime_id = getProp($data, 'anime_id');
            $episode_id = getProp($data, 'episode_id');
            
            // 优先从剧集的角色列表中查找
            $roles = [];
            if ($episode_id) {
                $episode = DB::table('mp_anime_episodes')->where('id', $episode_id)->first();
                if ($episode && getProp($episode, 'roles')) {
                    $roles = json_decode(getProp($episode, 'roles'), true) ?: [];
                }
            }
            
            // 如果剧集中没有，从动漫的角色列表中查找
            if (empty($roles) && $anime_id) {
                $anime = DB::table('mp_animes')->where('id', $anime_id)->first();
                if ($anime && getProp($anime, 'roles')) {
                    $roles = json_decode(getProp($anime, 'roles'), true) ?: [];
                }
            }
            
            // 查找匹配的角色音色信息
            $timbre_info = null;
            foreach ($roles as $role) {
                if (getProp($role, 'role') === $voice_actor) {
                    $timbre_info = $role;
                    break;
                }
            }
            
            // 如果找到音色信息，添加到数据中
            if ($timbre_info) {
                $voice_type = getProp($timbre_info, 'voice_type');
                $voice_name = getProp($timbre_info, 'voice_name');
                $voice_audio_url = getProp($timbre_info, 'voice_audio_url');
                
                if ($voice_type) {
                    $data['voice_type'] = $voice_type;
                    $segmentData['voice_type'] = $voice_type;
                }
                if ($voice_name) {
                    $data['voice_name'] = $voice_name;
                    $segmentData['voice_name'] = $voice_name;
                }
                if ($voice_audio_url) {
                    $data['voice_audio_url'] = $voice_audio_url;
                    $segmentData['voice_audio_url'] = $voice_audio_url;
                }
                
                // 验证情感是否在音色支持的情感列表中
                if ($voice_type) {
                    $timbre_emotion = DB::table('mp_timbres')->where('timbre_type', $voice_type)->value('emotion');
                    if ($timbre_emotion) {
                        $timbre_emotion = explode('，', $timbre_emotion);
                    } else {
                        $timbre_emotion = [];
                    }

                    $emotion = getProp($segmentData, 'emotion', '中性');
                    if (!in_array($emotion, $timbre_emotion)) {
                        $emotion = '中性';
                    }
                    $emotion_list = DB::table('mp_emotion_list')->where('is_enabled', 1)->pluck('emotion_name', 'emotion_code')->toArray();
                    $emotion_list = array_flip($emotion_list);
                    $emotion_type = isset($emotion_list[$emotion]) ? $emotion_list[$emotion] : 'neutral';
                    $data['emotion_type'] = $emotion_type;
                    $segmentData['emotion_type'] = $emotion_type;
                }
            }
        }

        return $segmentData;
    }

    public function createSegmentVideoTask($data) {
        $segment_id = getProp($data, 'segment_id');
        $tail_frame = getProp($data, 'tail_frame');
        $first_frame_url = getProp($data, 'first_frame_url');
        $tail_frame_url = getProp($data, 'tail_frame_url');
        $generate_audio = getProp($data, 'generate_audio', 0);
        
        if (!$segment_id) {
            Utils::throwError('1002:分镜ID不能为空');
        }
        
        // 获取分镜信息
        $segment = DB::table('mp_episode_segments')->where('segment_id', $segment_id)->first();
        if (!$segment) {
            Utils::throwError('20003:分镜不存在');
        }
        
        $segment = (array)$segment;

        $episode_id = getProp($segment, 'episode_id');
        $ratio = DB::table('mp_anime_episodes')->where('id', $episode_id)->value('ratio');
        if (!$ratio) $ratio = '9:16';
        
        // 获取分镜内容
        $segmentContent = getProp($segment, 'segment_content', '');
        
        // 检查 $segmentContent 中是否已有尾帧描述
        $contentHasTailFrame = preg_match('/(?:尾帧描述|尾帧)[：:]\s*([^\n]+)/u', $segmentContent, $contentTailFrameMatch);
        
        // 确定最终使用的尾帧描述（优先级：用户输入 > segmentContent自带 > 分镜表字段）
        $finalTailFrame = '';
        if ($tail_frame) {
            // 用户输入了尾帧描述，优先使用
            $finalTailFrame = $tail_frame;
            
            // 如果 segmentContent 中已有尾帧描述，需要替换
            if ($contentHasTailFrame) {
                $segmentContent = preg_replace('/(?:尾帧描述|尾帧)[：:]\s*[^\n]+/u', "尾帧描述：$tail_frame", $segmentContent);
            }
        } elseif ($contentHasTailFrame) {
            // segmentContent 中有尾帧描述，使用它
            $finalTailFrame = trim($contentTailFrameMatch[1]);
        } else {
            // 两者都没有，使用分镜表中的尾帧描述
            $finalTailFrame = getProp($segment, 'tail_frame', '');
        }
        
        // 判断 $segmentContent 是否有台词内容，如果有则确保使用中文左右双引号
        $hasDialogue = false;
        if (preg_match('/(?:台词内容|台词|对白|对话)[：:]\s*([^\n]+)/u', $segmentContent, $dialogueMatch)) {
            $dialogue = trim($dialogueMatch[1]);
            
            // 如果台词不为空且不是"无"
            if (!empty($dialogue) && $dialogue !== '无') {
                // 过滤掉所有符号（引号、标点、空格等），只保留文字内容来判断是否有实际台词
                $dialogueFiltered = preg_replace('/[""\'\'，。！？、；：…—\-\s\p{P}\p{S}]/u', '', $dialogue);
                if (!empty($dialogueFiltered) && $dialogueFiltered !== '无') {
                    $hasDialogue = true;
                }

                $dialogue = preg_replace('/^["”]/u', '“', $dialogue);   // 替换句首英文双引号或中文右双引号
                $dialogue = preg_replace('/["“]$/u', '”', $dialogue);   // 替换句尾英文双引号或中文左双引号
                // 句首或句尾没有中文双引号,则分别添加中文左右双引号
                if (!preg_match('/^[“]/', $dialogue)) {
                    $dialogue = '“' . $dialogue;
                }
                if (!preg_match('/[”]$/', $dialogue)) {
                    $dialogue .= '”';
                }
                
                // 将修改后的台词替换回 $segmentContent
                $originalDialogue = $dialogueMatch[1];
                $segmentContent = str_replace($originalDialogue, $dialogue, $segmentContent);
            }
        }

        // 构建完整的提示词
        $fullPrompt = $segmentContent;
        if ($finalTailFrame && !$contentHasTailFrame) {
            // 只有当 segmentContent 中没有尾帧描述时才追加
            $fullPrompt .= "\n尾帧描述：$finalTailFrame";
        }
        
        // 去除多余的换行符（将连续多个换行符替换为单个换行符）
        $fullPrompt = preg_replace('/\n{2,}/', "\n", $fullPrompt);
        $fullPrompt = trim($fullPrompt);

        // 当前是否启用音效同出(没台词强制关闭音效同出,节省资源收费)
        $current_generate_audio = $hasDialogue ? $generate_audio : 0;
        
        // 智能选择视频时长
        // $videoDuration = $this->calculateOptimalVideoDuration($segmentContent, $tail_frame);
        $videoDuration = -1;
        
        // 处理视频模型
        $model = getProp($data, 'model');
        if (!$model) {
            // 用户没有输入，从episode表获取
            $episode = DB::table('mp_anime_episodes')->where('id', getProp($segment, 'episode_id'))->first();
            $model = getProp($episode, 'video_model');
            if (!$model) {
                // episode表也没有，使用默认值
                $model = 'doubao-seedance-1-5-pro-251215';
            }
        }
        // 验证模型是否在可用模型表中
        if (!DB::table('mp_video_models')->where('model', $model)->where('is_enabled', 1)->exists()) {
            $model = 'doubao-seedance-1-5-pro-251215';
        }
        // 保存到episode表
        $episode_id = getProp($segment, 'episode_id');
        DB::table('mp_anime_episodes')->where('id', $episode_id)->update([
            'video_model' => $model,
            'updated_at' => date('Y-m-d H:i:s')
        ]);
        
        // 构建视频生成参数
        $videoParams = [
            'model' => $model,
            'alias_segment_id' => $segment_id,
            'prompt' => trim($fullPrompt),
            'video_duration' => $videoDuration,
            'video_resolution' => '720P',
            'seed' => -1,
            'ratio' => $ratio,
            'generate_audio' => (int)$current_generate_audio === 0 ? false : true,
            'draft' => false,
            'watermark' => false,
            'camera_fixed' => false,
            // 'callback_url' => 'http://mpaudio.yqsd.cn/api/video/seedanceCallback'
        ];
        
        // 如果分镜有图片，作为首帧
        $hasImage = !empty(getProp($segment, 'img_url')) || $first_frame_url;
        $hasVideo = !empty(getProp($segment, 'video_url'));
        
        if ($hasImage) {
            if ($first_frame_url) {
                $videoParams['first_frame_url'] = $first_frame_url;
            }else {
                $videoParams['first_frame_url'] = getProp($segment, 'img_url');
            }
            if ($tail_frame_url) $videoParams['tail_frame_url'] = $tail_frame_url;
        }
        
        // 构建content数组
        $videoParams['content'] = [
            [
                'type' => 'text',
                'text' => $videoParams['prompt'],
            ]
        ];
        
        // 如果有首帧图片，添加到content中
        if ($hasImage) {
            if (in_array($model, ['doubao-seedance-2-0-260128', 'doubao-seedance-2-0-fast-260128', 'baidu-doubao-seedance-2-5-260628', 'baidu-doubao-seedance-2-0-260128', 'baidu-doubao-seedance-2-0-fast-260128', 'baidu-doubao-seedance-2-0-mini-260615', 'baidu-dreamina-seedance-2-0-260128', 'baidu-dreamina-seedance-2-0-fast-260128', 'baidu-dreamina-seedance-2-0-mini-260615', 'baidu-dreamina-seedance-2-5-260628'])) {
                $videoParams['content'][] = [
                    'type' => 'image_url',
                    'image_url' => [
                        'url' => $videoParams['first_frame_url'],
                    ],
                    'role' => 'reference_image',
                ];
                if (isset($videoParams['tail_frame_url'])) {
                    $videoParams['content'][] = [
                        'type' => 'image_url',
                        'image_url' => [
                            'url' => $videoParams['tail_frame_url'],
                        ],
                        'role' => 'reference_image',
                    ];
                }
            }else {
                $videoParams['content'][] = [
                    'type' => 'image_url',
                    'image_url' => [
                        'url' => $videoParams['first_frame_url'],
                    ],
                    'role' => 'first_frame',
                ];

                if (isset($videoParams['tail_frame_url'])) {
                    $videoParams['content'][] = [
                        'type' => 'image_url',
                        'image_url' => [
                            'url' => $videoParams['tail_frame_url'],
                        ],
                        'role' => 'last_frame',
                    ];
                }
            }
        }
        
        // 获取配音音频URL
        $audioUrl = getProp($segment, 'audio_url');
        $audioDuration = getProp($segment, 'audio_duration');
        
        // 音频传入的前提：必须有至少一张图片或一个视频
        $canUseAudio = ($hasImage || $hasVideo) && !empty($audioUrl);

        // 余额预检：按预估时长计算所需积分，不足直接报错
        $chargeDuration = (int)ceil((float)$audioDuration);
        if ($chargeDuration <= 0) {
            $chargeDuration = 5; // 无音频时长时按默认5秒预估
        }
        $this->pointsService->checkUserPointsEnough(
            $this->pointsService->getVideoChargePoints([
                'model' => $model,
                'video_resolution' => strtolower($videoParams['video_resolution'] ?? '720P'),
                'video_duration' => $chargeDuration,
                'ratio' => $ratio,
                'generate_audio' => $current_generate_audio,
            ])
        );

        // dd($videoParams);
        
        // 根据模型选择不同的视频生成方法
        if (strpos($model, 'jimeng') !== false) {
            // 即梦模型参数调整
            $videoParams['video_duration'] = $audioDuration > 5 ? 10 : 5; // 即梦只支持5s或10s
            unset($videoParams['content']); // 即梦不使用content格式
            $task = $this->aiVideoGenerationService->createJimengTask($videoParams);
        } elseif (strpos($model, 'kling') !== false) {
            // Keling模型参数调整
            $videoParams['video_duration'] = max(3, min(15, ceil($audioDuration))); // Keling支持3-15秒
            $videoParams['aspect_ratio'] = $videoParams['ratio']; // Keling使用aspect_ratio
            unset($videoParams['ratio']);
            unset($videoParams['content']); // Keling不使用content格式
            $task = $this->aiVideoGenerationService->createKelingOmniTask($videoParams);
        } elseif (strpos($model, 'zhizhen') !== false) {
            // 智帧20等新模型使用统一API
            // 构建统一API参数
            $unifiedParams = [
                'model_code' => $model,
                'alias_segment_id' => $segment_id,
                'prompt' => trim($fullPrompt),
                'video_duration' => $audioDuration > 0 ? max(5, min(15, ceil($audioDuration))) : 5,
                'video_resolution' => strtolower($videoParams['video_resolution']),
                'video_ratio' => $ratio,
                'seed' => -1,
            ];
            
            // 构建parameters参数
            $parameters = [
                'seconds' => $unifiedParams['video_duration'],
                'resolution' => $unifiedParams['video_resolution'],
                'ratio' => $ratio,
                // 'video_mode' => 'multi_image',
                // 'mode' => 'multi_image',
                'generate_audio' => (int)$current_generate_audio === 1 ? true : false,
            ];
            
            $hasImage = false;
            // 处理首帧和尾帧（智帧20模型必须要有首帧图片）
            if ($hasImage) {
                $parameters['first_frame_url'] = $videoParams['first_frame_url'];
                if (isset($videoParams['tail_frame_url'])) {
                    $parameters['last_frame_url'] = $videoParams['tail_frame_url'];
                }
                
                // 只有在有图片的情况下才能添加参考音频
                if ($audioUrl) {
                    // $parameters['reference_audios'] = [$audioUrl];
                }
            } else {
                // 没有图片时，记录错误日志
                logDB('anime', 'error', '智帧20模型缺少首帧图片', [
                    'segment_id' => $segment_id,
                    'model' => $model
                ]);
            }
            
            $unifiedParams['parameters'] = $parameters;
            
            // 调用统一API创建任务
            $task = $this->aiVideoGenerationService->createUnifiedApiTask($unifiedParams);
        } else {
            // Seedance模型（默认）
            // 快快AI Seedance 2.0/2.5：配音音频需先上传为素材，走聚合网关 /v1/video/generations
            if ($this->isKuaikuaiSeedanceModel($model)) {
                $videoParams['gateway_base_url'] = env('KUAIKUAI_AI_BASE_URL', 'https://ai-api.kkidc.com');

                if ($canUseAudio && $audioUrl) {
                    // 上传配音音频为素材（上传失败时同步清理提示词中的<音频N>标记，不阻断任务）
                    $reference_audio_assets = $this->aiVideoGenerationService->processReferenceAudiosToKuaikuaiAssets([$audioUrl], $fullPrompt);
                    $videoParams['reference_audio_assets'] = $reference_audio_assets;

                    // 优化提示词，增加音频相关描述
                    $audioPrompt = "全程使用音频1作为视频配音。" . $fullPrompt;
                    $videoParams['prompt'] = $audioPrompt;
                } elseif ($audioDuration) {    // 有音频时长则需将视频时长设置为比音频时长更长的整数
                    $videoParams['video_duration'] = max(4, min(12, ceil($audioDuration)));
                }
                $task = $this->aiVideoGenerationService->createKuaikuaiVideoTask($videoParams);
            } elseif ($canUseAudio && in_array($model, ['doubao-seedance-2-0-260128', 'doubao-seedance-2-0-fast-260128', 'baidu-doubao-seedance-2-5-260628', 'baidu-doubao-seedance-2-0-260128', 'baidu-doubao-seedance-2-0-fast-260128', 'baidu-doubao-seedance-2-0-mini-260615', 'baidu-dreamina-seedance-2-0-260128', 'baidu-dreamina-seedance-2-0-fast-260128', 'baidu-dreamina-seedance-2-0-mini-260615', 'baidu-dreamina-seedance-2-5-260628'])) {
            // 检查是否为 Seedance 2.0 模型，如果是则需要处理配音音频
                // 添加配音音频到content中
                $videoParams['content'][] = [
                    'type' => 'audio_url',
                    'audio_url' => [
                        'url' => $audioUrl,
                    ],
                    'role' => 'reference_audio',
                ];
                
                // 优化提示词，增加音频相关描述
                $audioPrompt = "全程使用音频1作为视频配音。" . $fullPrompt;
                $videoParams['prompt'] = $audioPrompt;
                $videoParams['content'][0]['text'] = $audioPrompt;
            } else {
                if ($audioDuration) {    // 有音频时长则需将视频时长设置为比音频时长更长的整数
                    $videoParams['video_duration'] = max(4, min(12, ceil($audioDuration)));   // seedance支持2-12s
                }
                $task = $this->aiVideoGenerationService->createSeedanceTask($videoParams);
            }
        }
        
        // 更新分镜表的视频任务信息
        DB::table('mp_episode_segments')->where('segment_id', $segment_id)->update([
            'video_task_id' => $task->id,
            'video_task_status' => '生成中',
            'generate_audio' => $generate_audio,
            'updated_at' => date('Y-m-d H:i:s')
        ]);
        
        return [
            'task_id' => $task->id,
            'status' => $task->status,
            'segment_id' => $segment_id,
            'video_duration' => $videoDuration
        ];
    }
    
    /**
     * 是否为快快AI Seedance 2.0/2.5 系列模型
     * 快快AI平台模型ID：seed-2-fast / seed-2-mini / seed-2.5 / seed-2
     *
     * @param string $model
     * @return bool
     */
    public function isKuaikuaiSeedanceModel(string $model): bool
    {
        return in_array($model, ['seed-2-fast', 'seed-2-mini', 'seed-2.5', 'seed-2'], true);
    }

    /**
     * 是否为百度AI网关Seedance 2.0系列模型（系统内使用 baidu- 前缀名，请求网关时映射为 doubao- 原名）
     *
     * @param string $model
     * @return bool
     */
    public function isBaiduSeedanceModel(string $model): bool
    {
        return in_array($model, [
            'baidu-doubao-seedance-2-0-260128',
            'baidu-doubao-seedance-2-0-fast-260128',
            'baidu-doubao-seedance-2-0-mini-260615',
            'baidu-doubao-seedance-2-5-260628',
        ], true);
    }

    /**
     * 是否为海外百度Seedance（dreamina真人素材空间）模型
     * 系统内使用 baidu-dreamina- 前缀名，请求网关时映射为 dreamina-* 原名
     *
     * @param string $model
     * @return bool
     */
    public function isOverseasBaiduSeedanceModel(string $model): bool
    {
        return in_array($model, [
            'baidu-dreamina-seedance-2-0-260128',
            'baidu-dreamina-seedance-2-0-fast-260128',
            'baidu-dreamina-seedance-2-0-mini-260615',
            'baidu-dreamina-seedance-2-5-260628',
        ], true);
    }

    /**
     * 是否为 Seedance 2.0 系列模型（百度 doubao-seedance-2.0 / baidu-doubao-* / baidu-dreamina-* / 快快AI seed-2 系列）
     * 供单条与批量生成入口统一判断，避免各入口各自维护模型白名单
     *
     * @param string $model
     * @return bool
     */
    public function isSeedance20SeriesModel(string $model): bool
    {
        return strpos($model, 'doubao-seedance-2.0') !== false
            || $this->isKuaikuaiSeedanceModel($model)
            || $this->isBaiduSeedanceModel($model)
            || $this->isOverseasBaiduSeedanceModel($model);
    }

    public function createActVideoTask($data) {
        $act_id = getProp($data, 'act_id');
        $first_frame_url = getProp($data, 'first_frame_url');
        $tail_frame_url = getProp($data, 'tail_frame_url');
        $generate_audio = getProp($data, 'generate_audio', 1);
        $video_duration = getProp($data, 'video_duration');
        $video_resolution = getProp($data, 'video_resolution');
        $ratio = getProp($data, 'ratio');
        $products = getProp($data, 'products', []);
        $reference_images = array_unique(getProp($data, 'reference_images', []));
        if (!is_array($reference_images) || !is_array($products)) {
            Utils::throwError('20003:传入的参考图或资产格式不正确');
        }
        
        if (!$act_id) {
            Utils::throwError('1002:片段ID不能为空');
        }
        
        // 获取片段信息
        $act = DB::table('mp_episode_segments')->where('id', $act_id)->first();
        if (!$act) {
            Utils::throwError('20003:片段不存在');
        }
        
        $act = (array)$act;
        $anime_id = getProp($act, 'anime_id');
        $episode_id = getProp($act, 'episode_id');
        $anime = DB::table('mp_animes')->where('id', $anime_id)->first();
        $ace_mode = getProp($anime, 'ace_mode');
        $art_style_type = getProp($anime, 'art_style_type');
        $art_style = getProp($anime, 'art_style');
        $episode = DB::table('mp_anime_episodes')->where('id', $episode_id)->first();
        if (!$ratio) $ratio = getProp($episode, 'ratio', '9:16');
        if (!$video_resolution) $video_resolution = getProp($episode, 'video_resolution', '720p');

        // 将资产中新出现的资产放到extra_products中
        // 满足以下要求: 遍历传入的$products,将product_name与$episode中的roles、scenes和props做比对,如果不在其中,则与$episode中的extra_products做比对,如果有同名的则覆盖,没有则新增后存入$episode中的extra_products字段中
        if (!empty($products) && $episode) {
            // 获取剧集中的角色、场景和道具列表
            $roles = json_decode(getProp($episode, 'roles', '[]'), true) ?: [];
            $scenes = json_decode(getProp($episode, 'scenes', '[]'), true) ?: [];
            $props = json_decode(getProp($episode, 'props', '[]'), true) ?: [];
            $extra_products = json_decode(getProp($episode, 'extra_products', '[]'), true) ?: [];
            
            // 构建角色名称列表
            $role_names = array_column($roles, 'role');
            // 构建场景名称列表
            $scene_names = array_column($scenes, 'scene');
            // 构建道具名称列表
            $prop_names = array_column($props, 'prop');
            
            // 遍历传入的products
            foreach ($products as $product) {
                $product_name = getProp($product, 'product_name');
                
                // 如果product_name不在roles、scenes和props中
                if (!in_array($product_name, $role_names) && !in_array($product_name, $scene_names) && !in_array($product_name, $prop_names)) {
                    // 查找是否在extra_products中存在同名的
                    $found = false;
                    foreach ($extra_products as $key => $extra_product) {
                        if (getProp($extra_product, 'product_name') === $product_name) {
                            // 有同名的则覆盖
                            $extra_products[$key] = $product;
                            $found = true;
                            break;
                        }
                    }
                    
                    // 没有则新增
                    if (!$found) {
                        $extra_products[] = $product;
                    }
                }
            }
            
            if ($extra_products) {
                // 保存到数据库
                DB::table('mp_anime_episodes')
                    ->where('id', $episode_id)
                    ->update([
                        'extra_products' => json_encode($extra_products, 256),
                        'updated_at' => date('Y-m-d H:i:s')
                    ]);
            }
            
        }
        
        // 获取分镜内容
        $actContent = getProp($act, 'act_show_content', '');

        // 音效同出(默认使用)
        $current_generate_audio = $generate_audio ? 1 : 0;

        // 构建完整的提示词
        $processResult = $this->processActContentWithProducts($actContent, $products);
        $fullPrompt = $processResult['content'];
        // if ($art_style_type == '3D真人风格') $fullPrompt = "美术风格: $art_style\n\n".$fullPrompt;
        $reference_images = array_merge($processResult['reference_images'], $reference_images);
        
        $videoDuration = $video_duration ? $video_duration : getProp($act, 'act_duration');
        
        // 处理视频模型
        $model = getProp($data, 'model');
        if (!$model) {
            $model = getProp($episode, 'video_model');
            if (!$model) {
                // episode表也没有，使用默认值
                $model = 'seed-2';
            }
        }
        // 验证模型是否在可用模型表中（全能模式片段转视频仅允许 ace_mode=1 的模型）
        $valid_models = DB::table('mp_video_models')->where('ace_mode', 1)->select('model')->pluck('model')->toArray();
        if (!in_array($model, $valid_models)) {
            $model = 'seed-2';
        }
        // 保存到episode表(仅在专用方法中更新模型)
        // DB::table('mp_anime_episodes')->where('id', $episode_id)->update([
        //     'video_model' => $model,
        //     'updated_at' => date('Y-m-d H:i:s')
        // ]);

        // 余额预检：按预估时长计算所需积分，不足直接报错
        $chargeDuration = (int)$videoDuration;
        if ($chargeDuration <= 0) {
            $chargeDuration = 5; // 无时长时按默认5秒预估
        }

        $this->pointsService->checkUserPointsEnough(
            $this->pointsService->getVideoChargePoints([
                'model' => $model,
                'video_resolution' => strtolower($video_resolution ?? '720p'),
                'video_duration' => $chargeDuration,
                'ratio' => $ratio,
                'generate_audio' => $current_generate_audio,
            ])
        );
        
        // 构建视频生成参数
        $videoParams = [
            'model' => $model,
            'alias_act_id' => $act_id,
            'prompt' => trim($fullPrompt),
            'video_duration' => $videoDuration,
            'video_resolution' => $video_resolution,
            'seed' => -1,
            'ratio' => $ratio,
            'generate_audio' => (int)$current_generate_audio === 0 ? false : true,
            'draft' => false,
            'watermark' => false,
            'camera_fixed' => false,
            // 'callback_url' => 'http://mpaudio.yqsd.cn/api/video/seedanceCallback'
        ];

        // 如果分镜有图片，作为首帧
        $hasImage = !empty(getProp($act, 'img_url')) || $first_frame_url;
        $hasVideo = !empty(getProp($act, 'video_url'));
        
        if ($hasImage) {
            if ($first_frame_url) {
                $videoParams['first_frame_url'] = $first_frame_url;
            }else {
                $videoParams['first_frame_url'] = getProp($act, 'img_url');
            }
            if ($tail_frame_url) $videoParams['tail_frame_url'] = $tail_frame_url;
        }
        
        // 构建content数组
        $videoParams['content'] = [
            [
                'type' => 'text',
                'text' => $videoParams['prompt'],
            ]
        ];
        
        // 如果有首帧图片，添加到content中
        if ($hasImage) {
            if (in_array($model, ['doubao-seedance-2-0-260128', 'doubao-seedance-2-0-fast-260128', 'doubao-seedance-2.0', 'baidu-doubao-seedance-2-5-260628', 'baidu-doubao-seedance-2-0-260128', 'baidu-doubao-seedance-2-0-fast-260128', 'baidu-doubao-seedance-2-0-mini-260615', 'baidu-dreamina-seedance-2-0-260128', 'baidu-dreamina-seedance-2-0-fast-260128', 'baidu-dreamina-seedance-2-0-mini-260615', 'baidu-dreamina-seedance-2-5-260628'])) {
                $videoParams['content'][] = [
                    'type' => 'image_url',
                    'image_url' => [
                        'url' => $videoParams['first_frame_url'],
                    ],
                    'role' => 'reference_image',
                ];
                if (isset($videoParams['tail_frame_url'])) {
                    $videoParams['content'][] = [
                        'type' => 'image_url',
                        'image_url' => [
                            'url' => $videoParams['tail_frame_url'],
                        ],
                        'role' => 'reference_image',
                    ];
                }
            }else {
                $videoParams['content'][] = [
                    'type' => 'image_url',
                    'image_url' => [
                        'url' => $videoParams['first_frame_url'],
                    ],
                    'role' => 'first_frame',
                ];

                if (isset($videoParams['tail_frame_url'])) {
                    $videoParams['content'][] = [
                        'type' => 'image_url',
                        'image_url' => [
                            'url' => $videoParams['tail_frame_url'],
                        ],
                        'role' => 'last_frame',
                    ];
                }
            }
        }

        // dd($videoParams);
        
        // 根据模型选择不同的视频生成方法
        try {
            if (strpos($model, 'jimeng') !== false) {
                // 即梦模型参数调整
                unset($videoParams['content']); // 即梦不使用content格式
                $task = $this->aiVideoGenerationService->createJimengTask($videoParams);
            } elseif (strpos($model, 'kling') !== false) {
                // Keling模型参数调整
                $videoParams['aspect_ratio'] = $videoParams['ratio']; // Keling使用aspect_ratio
                unset($videoParams['ratio']);
                unset($videoParams['content']); // Keling不使用content格式
                $task = $this->aiVideoGenerationService->createKelingOmniTask($videoParams);
            } elseif (strpos($model, 'zhizhen') !== false) {
                // 智帧20等新模型使用统一API
                // 构建统一API参数
                $unifiedParams = [
                    'model_code' => $model,
                    'alias_act_id' => $act_id,
                    'prompt' => trim($fullPrompt),
                    'video_duration' => $videoDuration,
                    'video_resolution' => strtolower($videoParams['video_resolution']),
                    'video_ratio' => $ratio,
                    'seed' => -1,
                ];
                
                // 构建parameters参数
                $parameters = [
                    'seconds' => $unifiedParams['video_duration'],
                    'resolution' => $unifiedParams['video_resolution'],
                    'ratio' => $ratio,
                    // 'video_mode' => 'multi_image',
                    // 'mode' => 'multi_image',
                    'generate_audio' => (int)$current_generate_audio === 1 ? true : false,
                ];
                
                $hasImage = false;
                // 处理首帧和尾帧（智帧20模型必须要有首帧图片）
                if ($hasImage) {
                    $parameters['first_frame_url'] = $videoParams['first_frame_url'];
                    if (isset($videoParams['tail_frame_url'])) {
                        $parameters['last_frame_url'] = $videoParams['tail_frame_url'];
                    }
                } else {
                    // 没有图片时，记录错误日志
                    logDB('anime', 'error', '智帧20模型缺少首帧图片', [
                        'act_id' => $act_id,
                        'model' => $model
                    ]);
                }

                if ($reference_images) {
                    // 限制只传入9张参考图
                    $reference_images = array_slice($reference_images, 0, 9);

                    // 在处理之前先保存原始reference_images到任务参数中
                    $unifiedParams['ref_image_url'] = json_encode($reference_images, 256);
                    $reference_images = $this->aiImageGenerationService->processReferenceImagesToAssets($reference_images, $unifiedParams['prompt']);
                    $parameters['reference_images'] = $reference_images;
                    $parameters['video_mode'] = 'multi_image';
                    $parameters['mode'] = 'multi_image';
                }
                
                $unifiedParams['parameters'] = $parameters;
                
                // 调用统一API创建任务
                $task = $this->aiVideoGenerationService->createUnifiedApiTask($unifiedParams);
            } elseif ($this->isSeedance20SeriesModel($model)) {
                // 豆包Seedance 2.0（百度AI网关）/ 快快AI Seedance 2.0/2.5：图片需要先上传为素材
                $isKuaikuai = $this->isKuaikuaiSeedanceModel($model);
                $isDreamina = $this->isOverseasBaiduSeedanceModel($model);
                // 保存原始参考图用于任务记录
                $videoParams['reference_images'] = $reference_images;

                if ($reference_images) {
                    // 限制只传入9张参考图
                    $reference_images = array_slice($reference_images, 0, 9);

                    // 维护ref_image_url字段（参考图URL，JSON数组，与智帧分支保持一致）
                    $videoParams['ref_image_url'] = json_encode($reference_images, 256);

                    // 参考图上传为素材（国内百度/海外百度dreamina/快快AI），上传失败时同步清理提示词中的<图片N>标记
                    $reference_image_assets = $isKuaikuai
                        ? $this->aiVideoGenerationService->processReferenceImagesToKuaikuaiAssets($reference_images, $fullPrompt)
                        : ($isDreamina
                            ? $this->aiVideoGenerationService->processReferenceImagesToBaiduDreaminaAssets($reference_images, $fullPrompt)
                            : $this->aiVideoGenerationService->processReferenceImagesToSeedance20Assets($reference_images, $fullPrompt));

                    // 素材上传失败后提示词可能被清理，同步更新视频参数中的提示词
                    $videoParams['prompt'] = trim($fullPrompt);
                    $videoParams['content'][0]['text'] = trim($fullPrompt);
                    $videoParams['reference_image_assets'] = $reference_image_assets;
                }

                // 快快AI走聚合网关 /v1/video/generations（火山豆包格式）
                if ($isKuaikuai) {
                    $videoParams['gateway_base_url'] = env('KUAIKUAI_AI_BASE_URL', 'https://ai-api.kkidc.com');
                    $task = $this->aiVideoGenerationService->createKuaikuaiVideoTask($videoParams);
                } else {
                    $task = $this->aiVideoGenerationService->createSeedance20Task($videoParams);
                }
            } else {
                $task = $this->aiVideoGenerationService->createSeedanceTask($videoParams);
            }
        } catch (ApiException $e) {
            // 上游调用抛出的网关异常统一做友好化处理；本地业务错误（非1001）保持原提示不变
            if ($e->getCode() === 1001) {
                Utils::throwError('1001:' . mapErrorMessage($e->getMessage()));
            }
            throw $e;
        } catch (\Exception $e) {
            // 其他未包装的异常，同样只对报错信息做格式化，便于前端展示友好提示
            Utils::throwError('20003:' . mapErrorMessage($e->getMessage()));
        }
        
        // 更新分镜表的视频任务信息
        DB::table('mp_episode_segments')->where('id', $act_id)->update([
            'video_task_id' => $task->id,
            'video_task_status' => '生成中',
            'generate_audio' => $generate_audio,
            'updated_at' => date('Y-m-d H:i:s')
        ]);
        
        // 如果是全能模式，并且是第一集的第一个片段，将act_id存入Redis
        $episode_number = getProp($act, 'episode_number');
        $act_number = getProp($act, 'act_number');
        if ((int)$ace_mode === 1 && (int)$episode_number === 1 && (int)$act_number === 1) {
            Redis::sadd('anime_act_first_frame_urls', $act_id);
        }
        
        $result = [
            'task_id' => $task->id,
            'status' => $task->status,
            'act_id' => $act_id,
            'video_duration' => $videoDuration
        ];

        // 仅当任务提交阶段就已失败时，附带格式化后的错误信息；正常返回结构不受影响
        if ($task->status === 'failed' && !empty($task->error_message)) {
            $result['error_message'] = mapErrorMessage($task->error_message);
        }

        return $result;
    }

    /**
     * 文生视频通用方法
     * 支持传入视频参数、提示词、参考图等信息，不支持products入参
     * 用户提示词不做任何处理，直接组装参数后根据模型调用
     *
     * @param array $data 请求参数
     * @return array
     */
    public function generateVideo($data) {
        $prompt = getProp($data, 'prompt');
        if (empty($prompt)) {
            Utils::throwError('20003:提示词不能为空');
        }

        $model = getProp($data, 'model');
        if (!$model) {
            $model = 'seed-2';
        }
        // 验证模型是否在可用模型表中
        if (!DB::table('mp_video_models')->where('model', $model)->where('is_enabled', 1)->exists()) {
            Utils::throwError('20003:该模型已不可用,请更换!');
        }

        $video_duration = getProp($data, 'video_duration', 5);
        // 默认超分720p档（按480p生成后本地超分到720p）；480p为原始档需前端显式指定
        $video_resolution = getProp($data, 'video_resolution', 'sr_720p');
        $ratio = getProp($data, 'ratio', '9:16');
        $generate_audio = getProp($data, 'generate_audio', 1);
        $seed = getProp($data, 'seed', -1);
        $first_frame_url = getProp($data, 'first_frame_url');
        $tail_frame_url = getProp($data, 'tail_frame_url');

        // 参考图（支持数组或JSON字符串，最多9张）
        $reference_images = getProp($data, 'reference_images', []);
        if (is_string($reference_images)) {
            $reference_images = json_decode($reference_images, true) ?: [];
        }
        if (!is_array($reference_images)) {
            Utils::throwError('20003:参考图格式不正确');
        }
        $reference_images = array_values(array_unique(array_filter($reference_images)));
        $reference_images = array_slice($reference_images, 0, 9);

        // 参考视频（支持数组或JSON字符串，最多3个）
        $reference_videos = getProp($data, 'reference_videos', []);
        if (is_string($reference_videos)) {
            $reference_videos = json_decode($reference_videos, true) ?: [];
        }
        if (!is_array($reference_videos)) {
            Utils::throwError('20003:参考视频格式不正确');
        }
        $reference_videos = array_values(array_unique(array_filter($reference_videos)));
        if (count($reference_videos) > 3) {
            Utils::throwError('20003:参考视频最多选择3个');
        }
        $reference_videos = array_slice($reference_videos, 0, 3);

        // 参考音频（支持数组或JSON字符串，最多3个）
        $reference_audios = getProp($data, 'reference_audios', []);
        if (is_string($reference_audios)) {
            $reference_audios = json_decode($reference_audios, true) ?: [];
        }
        if (!is_array($reference_audios)) {
            Utils::throwError('20003:参考音频格式不正确');
        }
        $reference_audios = array_values(array_unique(array_filter($reference_audios)));
        if (count($reference_audios) > 3) {
            Utils::throwError('20003:参考音频最多选择3个');
        }
        $reference_audios = array_slice($reference_audios, 0, 3);

        // 余额预检：按预估时长计算所需积分，不足直接报错
        $chargeDuration = (int)ceil((float)$video_duration);
        if ($chargeDuration <= 0) {
            $chargeDuration = 5; // 无时长时按默认5秒预估
        }
        $this->pointsService->checkUserPointsEnough(
            $this->pointsService->getVideoChargePoints([
                'model' => $model,
                'video_resolution' => strtolower($video_resolution ?? '720p'),
                'video_duration' => $chargeDuration,
                'ratio' => $ratio,
                'generate_audio' => (int)$generate_audio,
            ])
        );

        // 构建视频生成参数（用户参数直接透传，提示词不做处理）
        $videoParams = [
            'model' => $model,
            'prompt' => $prompt,
            'video_duration' => $video_duration,
            'video_resolution' => $video_resolution,
            'seed' => $seed,
            'ratio' => $ratio,
            'generate_audio' => (int)$generate_audio === 1 ? true : false,
            'draft' => getProp($data, 'draft', false),
            'watermark' => getProp($data, 'watermark', false),
            'camera_fixed' => getProp($data, 'camera_fixed', false),
        ];

        if ($first_frame_url) $videoParams['first_frame_url'] = $first_frame_url;
        if ($tail_frame_url) $videoParams['tail_frame_url'] = $tail_frame_url;

        // 构建content数组
        $videoParams['content'] = [
            [
                'type' => 'text',
                'text' => $prompt,
            ]
        ];

        // 根据模型选择不同的视频生成方法
        if (strpos($model, 'jimeng') !== false) {
            // 即梦模型参数调整
            unset($videoParams['content']); // 即梦不使用content格式
            $task = $this->aiVideoGenerationService->createJimengTask($videoParams);
        } elseif (strpos($model, 'kling') !== false) {
            // 可灵模型参数调整
            $videoParams['aspect_ratio'] = $videoParams['ratio']; // 可灵使用aspect_ratio
            unset($videoParams['ratio']);
            unset($videoParams['content']); // 可灵不使用content格式
            $task = $this->aiVideoGenerationService->createKelingOmniTask($videoParams);
        } elseif (strpos($model, 'zhizhen') !== false) {
            // 智帧等新模型使用统一API
            $unifiedParams = [
                'model_code' => $model,
                'prompt' => $prompt,
                'video_duration' => $video_duration,
                'video_resolution' => strtolower($video_resolution),
                'video_ratio' => $ratio,
                'seed' => $seed,
            ];

            // 构建parameters参数
            $parameters = [
                'seconds' => $unifiedParams['video_duration'],
                'resolution' => $unifiedParams['video_resolution'],
                'ratio' => $ratio,
                'generate_audio' => (int)$generate_audio === 1 ? true : false,
            ];

            // 首帧和尾帧
            if ($first_frame_url) $parameters['first_frame_url'] = $first_frame_url;
            if ($tail_frame_url) $parameters['last_frame_url'] = $tail_frame_url;

            // 维护ref_image_url字段（参考图+参考视频+参考音频URL，JSON数组，与参考图处理方式一致）
            $refImageUrls = array_merge($reference_images, $reference_videos, $reference_audios);
            if ($refImageUrls) {
                $unifiedParams['ref_image_url'] = json_encode(array_values(array_filter($refImageUrls)), 256);
            }

            // 参考图处理
            if ($reference_images) {
                $reference_images = $this->aiImageGenerationService->processReferenceImagesToAssets($reference_images, $unifiedParams['prompt']);
                $parameters['reference_images'] = $reference_images;
                $parameters['video_mode'] = 'multi_image';
                $parameters['mode'] = 'multi_image';
            }

            // 参考视频和参考音频（与参考图一致，先上传为智帧素材）
            if ($reference_videos) {
                $reference_videos = $this->aiImageGenerationService->processReferenceVideosToAssets($reference_videos, $unifiedParams['prompt']);
                $parameters['reference_videos'] = $reference_videos;
            }
            if ($reference_audios) {
                $reference_audios = $this->aiImageGenerationService->processReferenceAudiosToAssets($reference_audios, $unifiedParams['prompt']);
                $parameters['reference_audios'] = $reference_audios;
            }

            $unifiedParams['parameters'] = $parameters;

            // 调用统一API创建任务
            $task = $this->aiVideoGenerationService->createUnifiedApiTask($unifiedParams);
        } elseif ($this->isSeedance20SeriesModel($model)) {
            // 豆包Seedance 2.0（百度AI网关）/ 快快AI Seedance 2.0/2.5：图片/视频/音频需要先上传为素材
            $isKuaikuai = $this->isKuaikuaiSeedanceModel($model);
            $isDreamina = $this->isOverseasBaiduSeedanceModel($model);
            $videoParams['reference_images'] = $reference_images;

            // 维护ref_image_url字段（参考图+参考视频+参考音频URL，JSON数组）
            $refImageUrls = array_merge($reference_images, $reference_videos, $reference_audios);
            if ($refImageUrls) {
                $videoParams['ref_image_url'] = json_encode(array_values(array_filter($refImageUrls)), 256);
            }

            if ($reference_images) {
                // 参考图上传为素材（国内百度/海外百度dreamina/快快AI）
                $reference_image_assets = $isKuaikuai
                    ? $this->aiVideoGenerationService->processReferenceImagesToKuaikuaiAssets($reference_images, $videoParams['prompt'])
                    : ($isDreamina
                        ? $this->aiVideoGenerationService->processReferenceImagesToBaiduDreaminaAssets($reference_images, $videoParams['prompt'])
                        : $this->aiVideoGenerationService->processReferenceImagesToSeedance20Assets($reference_images, $videoParams['prompt']));
                $videoParams['reference_image_assets'] = $reference_image_assets;
            }

            // 参考视频上传为素材（国内百度/海外百度dreamina/快快AI）
            if ($reference_videos) {
                $reference_video_assets = $isKuaikuai
                    ? $this->aiVideoGenerationService->processReferenceVideosToKuaikuaiAssets($reference_videos, $videoParams['prompt'])
                    : ($isDreamina
                        ? $this->aiVideoGenerationService->processReferenceVideosToBaiduDreaminaAssets($reference_videos, $videoParams['prompt'])
                        : $this->aiVideoGenerationService->processReferenceVideosToSeedance20Assets($reference_videos, $videoParams['prompt']));
                $videoParams['reference_video_assets'] = $reference_video_assets;
            }

            // 参考音频上传为素材（国内百度/海外百度dreamina/快快AI）
            if ($reference_audios) {
                $reference_audio_assets = $isKuaikuai
                    ? $this->aiVideoGenerationService->processReferenceAudiosToKuaikuaiAssets($reference_audios, $videoParams['prompt'])
                    : ($isDreamina
                        ? $this->aiVideoGenerationService->processReferenceAudiosToBaiduDreaminaAssets($reference_audios, $videoParams['prompt'])
                        : $this->aiVideoGenerationService->processReferenceAudiosToSeedance20Assets($reference_audios, $videoParams['prompt']));
                $videoParams['reference_audio_assets'] = $reference_audio_assets;
            }

            // 参考素材上传失败时可能清理提示词中的素材标记，需要同步回content文本
            if ($reference_images || $reference_videos || $reference_audios) {
                $videoParams['content'][0]['text'] = $videoParams['prompt'];
            }

            // 快快AI走聚合网关 /v1/video/generations（火山豆包格式）
            if ($isKuaikuai) {
                $videoParams['gateway_base_url'] = env('KUAIKUAI_AI_BASE_URL', 'https://ai-api.kkidc.com');
                $task = $this->aiVideoGenerationService->createKuaikuaiVideoTask($videoParams);
            } else {
                $task = $this->aiVideoGenerationService->createSeedance20Task($videoParams);
            }
        } else {
            // 官方Seedance模型：兼容参考视频和参考音频（content直接透传公网URL）

            // 维护ref_image_url字段（参考图+参考视频+参考音频URL，JSON数组）
            $refImageUrls = array_merge($reference_images, $reference_videos, $reference_audios);
            if ($refImageUrls) {
                $videoParams['ref_image_url'] = json_encode(array_values(array_filter($refImageUrls)), 256);
            }

            if ($reference_videos) {
                foreach ($reference_videos as $videoUrl) {
                    $videoParams['content'][] = [
                        'type' => 'video_url',
                        'video_url' => [
                            'url' => $videoUrl,
                        ],
                        'role' => 'reference_video',
                    ];
                }
            }
            if ($reference_audios) {
                foreach ($reference_audios as $audioUrl) {
                    $videoParams['content'][] = [
                        'type' => 'audio_url',
                        'audio_url' => [
                            'url' => $audioUrl,
                        ],
                        'role' => 'reference_audio',
                    ];
                }
            }
            $task = $this->aiVideoGenerationService->createSeedanceTask($videoParams);
        }

        return [
            'task_id' => $task->id,
            'status' => $task->status,
            'model' => $model,
            'video_duration' => $video_duration,
            'video_resolution' => $video_resolution,
            'ratio' => $ratio
        ];
    }

    /**
     * 预估生成所需积分（mode=chat/image/video，支持多数量总额）
     *
     * chat  : count（默认1，AI对话单次10积分）；批量分集可传 anime_id + generate_episode_number 按实际待创建集数估算
     * image : model 必传；resolution（1k/2k/4k）或 width/height 自动归一化；image_num（默认1）
     * video : model 必传；video_resolution（默认720p）；video_duration（默认5秒）；count（默认1）；scene（默认video_generation）
     *
     * @param array $data
     * @return array
     */
    public function previewCharge(array $data): array
    {
        $mode = (string)getProp($data, 'mode', '');
        if (!in_array($mode, ['chat', 'image', 'video'])) {
            Utils::throwError('1003:请传入mode参数（chat/image/video）');
        }

        // 视频计费场景（video_generation/video_to_video），默认视频生成
        $scene = (string)getProp($data, 'scene', 'video_generation');
        // 未显式传scene且带参考视频时，自动按video_to_video定价
        if ($mode === 'video' && !array_key_exists('scene', $data) && !empty(getProp($data, 'reference_videos', []))) {
            $scene = 'video_to_video';
        }
        $items = [];
        $model = '';
        $resolution = '';

        if ($mode === 'video') {
            // 通用视频预估：单价/秒 × 时长 × 数量（多个视频计算总额）
            $model = (string)getProp($data, 'model', '');
            if (!$model) {
                Utils::throwError('1002:model参数不能为空');
            }
            $resolution = strtolower((string)getProp($data, 'video_resolution', '720p'));
            $duration = (int)getProp($data, 'video_duration', 5);
            if ($duration <= 0) {
                $duration = 5;
            }
            $count = max(1, (int)getProp($data, 'count', 1));
            $pointsPerVideo = $this->pointsService->getVideoChargePoints([
                'model' => $model,
                'video_resolution' => $resolution,
                'video_duration' => $duration,
                'mode' => $scene,
            ]);
            $points = $pointsPerVideo * $count;
            $items[] = [
                'type' => 'video',
                'model' => $model,
                'video_resolution' => $resolution,
                'video_duration' => $duration,
                'count' => $count,
                'points' => $points,
            ];
        } elseif ($mode === 'image') {
            // 通用图片预估：单张价格 × 张数（resolution 可直传，或传 width/height 自动归一化）
            $model = (string)getProp($data, 'model', '');
            if (!$model) {
                Utils::throwError('1002:model参数不能为空');
            }
            $resolution = strtolower((string)getProp($data, 'resolution', ''));
            if (!$resolution) {
                $width = (int)getProp($data, 'width', 0);
                $height = (int)getProp($data, 'height', 0);
                if ($width <= 0 || $height <= 0) {
                    $width = 1600;
                    $height = 2848;
                }
                $resolution = $this->pointsService->normalizeImageResolutionKey($width, $height);
            }
            $imageNum = max(1, (int)getProp($data, 'image_num', 1));
            $points = $this->pointsService->getImageChargePoints([
                'model' => $model,
                'resolution' => $resolution,
            ]) * $imageNum;
            $items[] = [
                'type' => 'image',
                'model' => $model,
                'resolution' => $resolution,
                'image_num' => $imageNum,
                'points' => $points,
            ];
        } else {
            // AI对话预估：按 price_type 档位取价（special 默认10 / normal 3）；
            // 批量生成分集传 anime_id + generate_episode_number 时按实际待创建集数估算（该场景实际扣费固定 special 档）
            $priceType = (string)getProp($data, 'price_type', 'special');
            if (!in_array($priceType, ['special', 'normal'], true)) {
                Utils::throwError('1003:price_type参数仅支持special或normal');
            }
            $count = max(1, (int)getProp($data, 'count', 1));
            $animeId = getProp($data, 'anime_id');
            $generateEpisodes = (int)getProp($data, 'generate_episode_number', 0);
            if ($animeId && $generateEpisodes > 0) {
                // 批量生成分集按 special 档预估，与实际扣费口径一致
                $priceType = 'special';
                $currentMaxEpisode = DB::table('mp_anime_episodes')
                    ->where('anime_id', $animeId)
                    ->where('is_default', 1)
                    ->max('episode_number');
                $currentMaxEpisode = $currentMaxEpisode ?: 0;
                $startEpisodeNumber = $currentMaxEpisode + 1;
                $endEpisodeNumber = $startEpisodeNumber + $generateEpisodes - 1;
                $existingSkipped = DB::table('mp_batch_episode_generation_details')
                    ->where('anime_id', $animeId)
                    ->whereBetween('episode_number', [$startEpisodeNumber, $endEpisodeNumber])
                    ->whereIn('status', ['pending', 'processing', 'completed'])
                    ->count();
                $count = ($endEpisodeNumber - $startEpisodeNumber + 1) - $existingSkipped;
                if ($count < 0) {
                    $count = 0;
                }
            }
            $points = $this->pointsService->getChatChargePoints((string)$model, $priceType) * $count;
            $items[] = [
                'type' => 'chat',
                'count' => $count,
                'price_type' => $priceType,
                'points' => $points,
            ];
        }

        $totalPoints = 0;
        foreach ($items as $item) {
            $totalPoints += $item['points'];
        }

        return [
            'mode' => $mode,
            'total_points' => $totalPoints,
            'items' => $items,
            'points_balance' => $this->pointsService->getUserPointsBalance(),
            'remark' => '积分为预估值，实际扣费以生成完成后的实际消耗为准',
        ];
    }

    /**
     * 根据提示词内容智能计算最优视频时长
     * 
     * @param string $segmentContent 分镜内容
     * @param string $tailFrame 尾帧描述
     * @return int 视频时长（2-12秒）
     */
    public function calculateOptimalVideoDuration($segmentContent, $tailFrame = '') {
        // 合并所有文本内容
        $fullText = trim($segmentContent . ' ' . $tailFrame);
        
        // 如果没有内容，返回默认时长
        if (empty($fullText)) {
            return 5;
        }
        
        // 计算文本长度（中文字符按2个字符计算）
        $textLength = mb_strlen($fullText, 'UTF-8');
        $chineseCharCount = preg_match_all('/[\x{4e00}-\x{9fff}]/u', $fullText);
        $adjustedLength = $textLength + $chineseCharCount; // 中文字符权重更高
        
        // 分析内容复杂度
        $complexityScore = $this->analyzeContentComplexity($fullText);
        
        // 基础时长计算（根据文本长度）
        $baseDuration = 3; // 默认2秒
        
        // if ($adjustedLength <= 20) {
        //     $baseDuration = 3;
        // } elseif ($adjustedLength <= 40) {
        //     $baseDuration = 4;
        // } elseif ($adjustedLength <= 60) {
        //     $baseDuration = 5;
        // } elseif ($adjustedLength <= 80) {
        //     $baseDuration = 6;
        // } elseif ($adjustedLength <= 100) {
        //     $baseDuration = 7;
        // } elseif ($adjustedLength <= 120) {
        //     $baseDuration = 8;
        // } else {
        //     $baseDuration = 9;
        // }
        
        // 根据内容复杂度调整时长
        $finalDuration = $baseDuration + $complexityScore;
        
        // 确保时长在2-12秒范围内
        return max(4, min(12, $finalDuration));
    }

    /**
     * 分析内容复杂度，返回时长调整值
     * 
     * @param string $text 文本内容
     * @return int 调整值（-2到+3）
     */
    private function analyzeContentComplexity($text) {
        $score = 0;
        
        // 动作关键词（需要更长时间展现）
        $actionKeywords = [
            '跑步', '奔跑', '飞行', '跳跃', '战斗', '打斗', '追逐', '逃跑', '舞蹈', '表演',
            '变化', '变身', '爆炸', '崩塌', '建造', '制作', '烹饪', '绘画', '写字',
            '移动', '旋转', '翻滚', '攀爬', '游泳', '潜水', '滑行', '飞翔'
        ];
        
        // 静态关键词（可以用较短时间）
        $staticKeywords = [
            '站立', '坐着', '躺着', '静止', '凝视', '思考', '沉思', '观察', '等待',
            '睡觉', '休息', '静坐', '冥想', '阅读', '听音乐'
        ];
        
        // 复杂场景关键词（需要更长时间）
        $complexSceneKeywords = [
            '人群', '聚会', '会议', '战争', '庆典', '仪式', '表演', '比赛', '竞技',
            '多人', '群体', '团队', '合作', '互动', '对话', '争论', '讨论'
        ];
        
        // 情感关键词（需要适中时间表现）
        $emotionKeywords = [
            '哭泣', '笑容', '愤怒', '惊讶', '恐惧', '悲伤', '喜悦', '兴奋', '紧张',
            '感动', '震惊', '困惑', '失望', '希望', '绝望', '温柔', '严肃'
        ];
        
        // 检查动作关键词
        foreach ($actionKeywords as $keyword) {
            if (strpos($text, $keyword) !== false) {
                $score += 1;
                break; // 避免重复加分
            }
        }
        
        // 检查静态关键词
        foreach ($staticKeywords as $keyword) {
            if (strpos($text, $keyword) !== false) {
                $score -= 1;
                break;
            }
        }
        
        // 检查复杂场景关键词
        foreach ($complexSceneKeywords as $keyword) {
            if (strpos($text, $keyword) !== false) {
                $score += 1;
                break;
            }
        }
        
        // 检查情感关键词
        foreach ($emotionKeywords as $keyword) {
            if (strpos($text, $keyword) !== false) {
                $score += 1;
                break;
            }
        }
        
        // 检查时间相关词汇
        if (preg_match('/缓慢|慢慢|渐渐|逐渐|慢动作/', $text)) {
            $score += 1;
        }
        
        if (preg_match('/快速|迅速|急速|瞬间|立刻|马上/', $text)) {
            $score -= 1;
        }
        
        // 检查转场词汇
        if (preg_match('/然后|接着|随后|紧接着|同时|与此同时/', $text)) {
            $score += 1;
        }
        
        // 检查环境描述（复杂环境需要更多时间）
        if (preg_match('/风景|景色|环境|背景|氛围|光线|阴影|色彩|细节/', $text)) {
            $score += 1;
        }
        
        // 检查对话内容（对话需要更多时间）
        if (preg_match('/说|讲|告诉|回答|询问|问|对话|交谈/', $text)) {
            $score += 1;
        }
        
        // 限制调整范围
        return max(-1, min(4, $score));
    }

    /**
     * 创建完整视频合成任务
     * 
     * @param array $data
     * @return array
     */
    public function createCompleteVideoTask($data)
    {
        $animeId = getProp($data, 'anime_id');
        $episodeId = getProp($data, 'episode_id');

        // 验证参数
        if (!$animeId || !$episodeId) {
            Utils::throwError('20003:anime_id 和 episode_id 不能为空');
        }

        // 检查是否已存在处理中的任务
        $existingTask = DB::table('mp_complete_video_tasks')
            ->where('anime_id', $animeId)
            ->where('episode_id', $episodeId)
            ->whereIn('generate_status', ['执行中'])
            ->first();

        if ($existingTask) {
            Utils::throwError('20003:该剧集已有正在处理的视频合成任务');
        }

        // 获取全能模式状态
        $ace_mode = DB::table('mp_animes')->where('id', $animeId)->value('ace_mode');

        if ((int)$ace_mode === 1) {
            // 获取所有片段的配音视频，按 act_number 排序
            $segments = DB::table('mp_episode_segments')
                ->where('anime_id', $animeId)
                ->where('episode_id', $episodeId)
                ->orderBy('segment_number')
                ->select('id as act_id', 'act_number', 'video_url', 'audio_url', 'video_time_point_start', 'video_time_point_end')
                ->get();
            
            // 检查是否所有片段都有视频
            $missingVideos = $segments->filter(function($segment) {
                return empty($segment->video_url);
            });

            if ($missingVideos->isNotEmpty()) {
                Utils::throwError('20003:存在未完成视频的片段，请确保所有片段都已完成配音');
            }
        }else {
            // 获取所有分镜的配音视频，按 segment_number 排序
            $segments = DB::table('mp_episode_segments')
                ->where('anime_id', $animeId)
                ->where('episode_id', $episodeId)
                ->orderBy('segment_number')
                ->select('segment_id', 'segment_number', 'video_url', 'audio_url', 'video_time_point_start', 'video_time_point_end')
                ->get();

            // 检查是否所有分镜都有配音和视频
            $missingVideos = $segments->filter(function($segment) {
                return empty($segment->audio_url) || empty($segment->video_url);
            });

            if ($missingVideos->isNotEmpty()) {
                Utils::throwError('20003:存在未完成配音或视频的分镜，请确保所有分镜都已完成配音或视频');
            }
        }

        if ($segments->isEmpty()) {
            Utils::throwError('20003:未找到该剧集的分镜数据');
        }

        // 获取当前完整视频url
        $completeVideoUrl = DB::table('mp_anime_episodes')
            ->where('anime_id', $animeId)
            ->where('id', $episodeId)
            ->value('complete_video_url');


        // 构建 generate_json
        $generateJson = [];
        $sequence = 1;
        foreach ($segments as $segment) {
            if ((int)$ace_mode === 1) {
                $generateJson[] = [
                    'sequence' => $sequence++,
                    'video_url' => $segment->video_url,
                    'video_time_point_start' => $segment->video_time_point_start,
                    'video_time_point_end' => $segment->video_time_point_end
                ];
            }else {
                $generateJson[] = [
                    'sequence' => $sequence++,
                    'video_url' => $segment->video_url,
                    'audio_url' => $segment->audio_url,
                    'video_time_point_start' => $segment->video_time_point_start,
                    'video_time_point_end' => $segment->video_time_point_end
                ];
            }            
        }

        // 创建任务
        $now = date('Y-m-d H:i:s');
        $taskId = DB::table('mp_complete_video_tasks')->insertGetId([
            'anime_id' => $animeId,
            'episode_id' => $episodeId,
            'generate_json' => json_encode($generateJson, 256),
            'generate_status' => '执行中',
            'complete_video_url' => '',
            'created_at' => $now,
            'updated_at' => $now
        ]);

        if (!$taskId) {
            Utils::throwError('20003:创建任务失败');
        }

        // 更新剧集表的任务ID和状态
        $boolen = DB::table('mp_anime_episodes')
            ->where('anime_id', $animeId)
            ->where('id', $episodeId)
            ->update([
                'complete_video_task_id' => $taskId,
                'complete_video_task_status' => '执行中',
                'updated_at' => $now
            ]);

        if (!$boolen) {
            Utils::throwError('20003:更新剧集表失败');
        }

        dLog('anime')->info('创建完整视频合成任务', [
            'task_id' => $taskId,
            'anime_id' => $animeId,
            'episode_id' => $episodeId,
            'segment_count' => count($generateJson)
        ]);

        // 请求远程服务器执行生成
        $client = new Client(['timeout' => 600, 'verify' => false]);
        try {
            $result = $client->get("http://122.9.129.83:5000/api/anime/genVideo?taskId={$taskId}");
            $response = $result->getBody()->getContents();
            $response_arr = json_decode($response, true);
            if (!isset($response_arr['code']) || (int)$response_arr['code'] !== 0) {
                $error_msg = isset($response_arr['msg']) ? $response_arr['msg'] : '未知错误';
                dLog('anime')->error('火山合成完整视频失败', ['error' => $error_msg, 'task_id' => $taskId]);
                
                // // 更新任务状态为失败
                // DB::table('mp_complete_video_tasks')
                //     ->where('id', $taskId)
                //     ->update([
                //         'generate_status' => '执行失败',
                //         'error_message' => $error_msg,
                //         'updated_at' => date('Y-m-d H:i:s')
                //     ]);
                
                // // 同步更新剧集表状态
                // DB::table('mp_anime_episodes')
                //     ->where('complete_video_task_id', $taskId)
                //     ->update([
                //         'complete_video_task_status' => '执行失败',
                //         'updated_at' => date('Y-m-d H:i:s')
                //     ]);
                
                Utils::throwError('20003:火山合成完整视频失败: ' . $error_msg);
            }
        } catch (\Exception $e) {
            dLog('anime')->error('调用远程服务器失败', ['error' => $e->getMessage(), 'task_id' => $taskId]);
            
            // 更新任务状态为失败
            DB::table('mp_complete_video_tasks')
                ->where('id', $taskId)
                ->update([
                    'generate_status' => '执行失败',
                    'error_message' => $e->getMessage(),
                    'updated_at' => date('Y-m-d H:i:s')
                ]);
            
            // 同步更新剧集表状态
            DB::table('mp_anime_episodes')
                ->where('complete_video_task_id', $taskId)
                ->update([
                    'complete_video_task_status' => '执行失败',
                    'updated_at' => date('Y-m-d H:i:s')
                ]);
            
            Utils::throwError('20003:调用远程服务器失败: ' . $e->getMessage());
        }

        // 开始轮询任务状态
        $maxAttempts = 60; // 5分钟 = 60次 * 5秒
        $pollInterval = 5; // 每5秒轮询一次
        $attempt = 0;

        dLog('anime')->info('开始轮询任务状态', ['task_id' => $taskId]);

        while ($attempt < $maxAttempts) {
            sleep($pollInterval);
            $attempt++;

            // 查询任务状态
            $task = DB::table('mp_complete_video_tasks')
                ->where('id', $taskId)
                ->first();

            if (!$task) {
                dLog('anime')->error('任务不存在', ['task_id' => $taskId]);
                Utils::throwError('20003:任务不存在');
            }

            dLog('anime')->info('轮询任务状态', [
                'task_id' => $taskId,
                'attempt' => $attempt,
                'status' => $task->generate_status
            ]);

            // 检查任务是否完成
            if ($task->generate_status === '执行成功') {
                // 同步更新剧集表状态
                $boolen3 = DB::table('mp_anime_episodes')
                    ->where('anime_id', $animeId)
                    ->where('id', $episodeId)
                    ->update([
                        'complete_video_url'    => $task->complete_video_url,
                        'complete_video_task_status' => '执行成功',
                        'updated_at' => date('Y-m-d H:i:s')
                    ]);

                dLog('anime')->info('视频合成任务完成', [
                    'task_id' => $taskId,
                    'video_url' => $task->complete_video_url,
                    'attempts' => $attempt
                ]);

                // 如果更新成功则远程删除之前的文件
                if ($boolen3 && $completeVideoUrl) {
                    $encode_url = urlencode($completeVideoUrl);
                    $client = new Client(['timeout' => 300, 'verify' => false]);
                    // 根据ID通过API通知合成音频
                    // $result = $client->get("http://47.240.171.155:5000/api/fileDelete?url={$encode_url}");
                    $result = $client->get("http://122.9.129.83:5000/api/fileDelete?url={$encode_url}");
                    $response = $result->getBody()->getContents();
                    $response_arr = json_decode($response, true);
                    Log::info('火山删除音频返回: '.$response);
                    if (!isset($response_arr['status']) || (int)$response_arr['status'] !== 0) {
                        $error_msg = isset($response_arr['msg']) ? $response_arr['msg'] : '未知错误';
                        Log::info('火山删除音频失败: '.$error_msg);
                        // Utils::throwError('20003:火山删除音频失败');
                    }
                }

                return [
                    'task_id' => $taskId,
                    'anime_id' => $animeId,
                    'episode_id' => $episodeId,
                    'segment_count' => count($generateJson),
                    'generate_status' => '执行成功',
                    'complete_video_url' => $task->complete_video_url,
                ];
            }

            // 检查任务是否失败
            if ($task->generate_status === '执行失败') {
                // 同步更新剧集表状态
                DB::table('mp_anime_episodes')
                    ->where('anime_id', $animeId)
                    ->where('id', $episodeId)
                    ->update([
                        'complete_video_task_status' => '执行失败',
                        'updated_at' => date('Y-m-d H:i:s')
                    ]);

                $errorMessage = $task->error_message ?? '未知错误';
                dLog('anime')->error('视频合成任务失败', [
                    'task_id' => $taskId,
                    'error' => $errorMessage,
                    'attempts' => $attempt
                ]);

                return [
                    'task_id' => $taskId,
                    'anime_id' => $animeId,
                    'episode_id' => $episodeId,
                    'segment_count' => count($generateJson),
                    'generate_status' => '执行失败',
                    'error_message' => $errorMessage
                ];
            }
        }

        // 超时处理
        dLog('anime')->warning('视频合成任务超时', [
            'task_id' => $taskId,
            'max_attempts' => $maxAttempts,
            'timeout_seconds' => $maxAttempts * $pollInterval
        ]);

        // 更新任务状态为超时
        DB::table('mp_complete_video_tasks')
            ->where('id', $taskId)
            ->update([
                'generate_status' => '超时',
                'error_message' => '任务执行超时（5分钟）',
                'updated_at' => date('Y-m-d H:i:s')
            ]);

        return [
            'task_id' => $taskId,
            'anime_id' => $animeId,
            'episode_id' => $episodeId,
            'segment_count' => count($generateJson),
            'generate_status' => '超时',
            'error_message' => '任务执行超时，请稍后查询任务状态'
        ];
    }

    /**
     * 根据 inner_prompt_type 附加内置提示词
     *
     * @param string $prompt 用户提示词
     * @param int $innerPromptType 内置提示词类型(1=三视图, 2=九宫格)
     * @return string 合并后的提示词
     */
    public static function appendInnerPrompt($prompt, $innerPromptType = 0)
    {
        $innerPromptMap = [
            1 => '基于参考图生成主体的标准正面、侧面、后面三视图，主体完整。在最左侧添加主体正视图的特写，特写大小为标准一寸照，人物不要带表情。右侧是全身的三视图，其中正面、侧面的三视图给人脸打白色码、不显示五官。主体清晰完整。背景修改成纯白色，整体保持与参考图一致的美术风格和色彩搭配。画面无说明文字。',
            2 => '基于参考图及提示词内容，生成9张连贯的系列图片：9张图片围绕同一主体展开，保持角色形象、美术风格和色彩搭配完全一致，画面内容依次衔接、情节连贯，整体构成一组完整的系列图。每张图片主体完整清晰，构图合理，画面干净，无文字、无水印、无字幕。',
        ];

        if (!isset($innerPromptMap[$innerPromptType])) {
            return $prompt;
        }

        return trim((string)$prompt) . "\n" . $innerPromptMap[$innerPromptType];
    }

    /**
     * 根据 inner_prompt_type 获取生成图片数量
     *
     * @param int $innerPromptType 内置提示词类型
     * @param int $imageNum 传入的图片张数
     * @return int 图片数量
     */
    public static function getInnerImageNum($innerPromptType = 0, $imageNum)
    {
        return (int)$innerPromptType === 2 ? 9 : $imageNum;
    }

    /**
     * 提取图片生成结果URL
     *
     * @param mixed $resultUrl 任务结果URL(数组、JSON字符串或普通字符串)
     * @param int $innerPromptType 内置提示词类型
     * @return mixed 类型2返回全部URL数组，其它类型返回首个URL
     */
    public static function extractResultUrls($resultUrl, $innerPromptType = 0)
    {
        $resultUrls = is_array($resultUrl) ? $resultUrl : json_decode((string)$resultUrl, true);

        if (is_array($resultUrls) && !empty($resultUrls)) {
            $resultUrls = array_values($resultUrls);
            return (int)$innerPromptType === 2 ? $resultUrls : $resultUrls[0];
        }

        if (!empty($resultUrl)) {
            return (int)$innerPromptType === 2 ? [$resultUrl] : $resultUrl;
        }

        return (int)$innerPromptType === 2 ? [] : '';
    }

    public function generateImg($data, $onTaskCreated = null, $onPoll = null) {
        $prompt = getProp($data, 'prompt');
        $episode_id = getProp($data, 'episode_id');
        $ref_img_urls = getProp($data, 'ref_img_urls');
        $ratio = getProp($data, 'ratio', '9:16');
        $resolution = getProp($data, 'resolution', '2k');
        $inner_prompt_type = getProp($data, 'inner_prompt_type', 0);
        $imageNum = (int)getProp($data, 'image_num', 1);
        
        // 分辨率档位与尺寸映射统一从 BaseConst 获取
        $sizeMap = BaseConst::IMAGE_RESOLUTION_SIZE_MAP;
        
        // 参数验证
        $resolution = strtolower($resolution);
        if (!isset($sizeMap[$resolution])) {
            Utils::throwError('20003:分辨率参数错误，仅支持 2k、3k、4k');
        }
        
        if (!isset($sizeMap[$resolution][$ratio])) {
            Utils::throwError('20003:宽高比参数错误，该分辨率下不支持 ' . $ratio . ' 比例');
        }
        
        // 根据 ratio 和 resolution 确定宽高
        $width = $sizeMap[$resolution][$ratio]['width'];
        $height = $sizeMap[$resolution][$ratio]['height'];
        
        if (!is_array($ref_img_urls) && !empty($ref_img_urls)) {
            if (is_json($ref_img_urls)) {
                $ref_img_urls = json_decode($ref_img_urls, true);
            }else {
                $ref_img_urls = explode(',', $ref_img_urls);
            }
        }

        // 处理图片模型
        $model = getProp($data, 'model');
        if (!$model) {
            // 用户没有输入，从episode表获取
            if ($episode_id) {
                $episode = DB::table('mp_anime_episodes')->where('id', $episode_id)->first();
                $model = getProp($episode, 'image_model');
            }
            if (!$model) {
                // episode表也没有，使用默认值
                $model = 'gpt-image-2';
            }
        }
        // 验证模型是否在可用模型表中
        if (!DB::table('mp_image_models')->where('model', $model)->where('is_enabled', 1)->exists()) {
            // $model = 'gpt-image-2';
            Utils::throwError('20003:该模型已不可用,请更换!');
        }
        // 保存到episode表
        if ($episode_id) {
            DB::table('mp_anime_episodes')->where('id', $episode_id)->update([
                'image_model' => $model,
                'updated_at' => date('Y-m-d H:i:s')
            ]);
        }

        // 参数验证
        if (!$prompt) Utils::throwError('20003:请提供提示词');

        // 根据 inner_prompt_type 附加内置提示词并确定生成图片数量
        $prompt = self::appendInnerPrompt($prompt, $inner_prompt_type);
        $imageNum = self::getInnerImageNum($inner_prompt_type, $imageNum);

        try {
            // 创建图片生成任务
            $params = [
                'prompt' => $prompt,
                'model' => $model,
                'ref_img_urls' => '',
                'width' => $width,
                'height' => $height,
                'image_num' => $imageNum
            ];
            if ($ref_img_urls) $params['ref_img_urls'] = is_array($ref_img_urls) ? $ref_img_urls : [$ref_img_urls];
            
            $task = $this->aiImageGenerationService->createImageGenerationTask($params);
            $task_id = $task->id;
            
            if (!$task_id) {
                Utils::throwError('20003:创建图片生成任务失败');
            }

            // 创建任务中心记录并关联图片任务ID
            $taskCenter = $this->taskCenterService->createTask('image', [
                'title'       => '文生图',
                'ref_task_id' => $task_id,
                // 'prompt'      => $prompt,
                // 'params'      => json_encode($data, JSON_UNESCAPED_UNICODE),
            ]);
            $taskCenterId = $taskCenter->id;

            // 组装本次任务信息（用于init消息，类似generateVideo）
            $taskInfo = [
                'task_id'    => $task_id,
                'status'     => getProp($task, 'status', 'processing'),
                'model'      => $model,
                'ratio'      => $ratio,
                'resolution' => $resolution,
                'image_num'  => $imageNum,
            ];

            // 创建图片任务后立即回调（类似generateVideo的init消息，返回任务中心ID和任务信息）
            if (is_callable($onTaskCreated)) {
                $onTaskCreated($taskCenterId, $taskInfo);
            }

            // 检查任务模型类型（火山模型和GPT模型都支持直接检查任务状态）
            $model = getProp($task, 'model');
            $isVolcModel = in_array($model, \App\Consts\BaseConst::VOLC_PIC_MODELS);
            $isGptModel = in_array($model, \App\Consts\BaseConst::GPT_IMAGE2_MODELS);
            $isSyncModel = $isVolcModel || $isGptModel;

            // 任务需要轮询获取结果（15分钟超时，每3秒查询一次）
            $start_time = time();
            $timeout = 900; // 15分钟
            $img_url = '';
            $img_urls = [];
            $lastQueueMessageTime = $start_time; // 记录上次发送队列消息的时间
            $queueMessageInterval = 60; // 队列消息发送间隔（秒）
            
            while (time() - $start_time < $timeout) {
                sleep(3);

                // 每分钟发送一次队列状态消息（仅流式模式）
                if (is_callable($onPoll)) {
                    $currentTime = time();
                    if ($currentTime - $lastQueueMessageTime >= $queueMessageInterval) {
                        $onPoll($taskCenterId, $task_id, $currentTime - $start_time);
                        $lastQueueMessageTime = $currentTime;
                    }
                }

                // 火山API和GPT-Image2 API是同步返回结果的，直接检查任务状态
                if ($isSyncModel) {
                    // 刷新任务状态
                    $task = MpGeneratePicTask::where('id', $task_id)->first();
                    
                    if ($task->status === 'success' && $task->result_url) {
                        $resultUrls = is_array($task->result_url) ? $task->result_url : json_decode((string)$task->result_url, true);
                        $resultUrls = is_array($resultUrls) ? array_values(array_filter($resultUrls)) : [];
                        if (!empty($resultUrls)) {
                            $img_urls = $resultUrls;
                            $img_url = $resultUrls[0];
                        } else {
                            $img_url = (string)$task->result_url;
                        }
                        break;
                    } elseif ($task->status === 'failed') {
                        $errorMsg = mapErrorMessage($task->error_message ?? '');
                        Utils::throwError('20003:图片生成失败，' . $errorMsg);
                    }
                    
                    // // 如果还在处理中，提示用户稍后查看
                    // Utils::throwError('20003:图片生成中，请稍后刷新查看结果');
                }else {
                    $task = MpGeneratePicTask::where('id', $task_id)->first();
                    $statusInfo = $this->aiImageGenerationService->queryTaskStatus($task);
                    
                    if ($statusInfo['status'] === 'success') {
                        $task->updateStatus('success', [
                            'result_url' => $statusInfo['result_url'],
                            'result_json' => $statusInfo['result_json'] ?? []
                        ]);
                        
                        $resultUrls = is_array($statusInfo['result_url']) ? $statusInfo['result_url'] : json_decode((string)$statusInfo['result_url'], true);
                        $resultUrls = is_array($resultUrls) ? array_values(array_filter($resultUrls)) : [];
                        if (!empty($resultUrls)) {
                            $img_urls = $resultUrls;
                            $img_url = $resultUrls[0];
                        } else {
                            $img_url = (string)$statusInfo['result_url'];
                        }
                        break;
                    } elseif ($statusInfo['status'] === 'failed') {
                        $task->updateStatus('failed', [
                            'error_message' => $statusInfo['error_message'],
                            'result_json' => $statusInfo['result_json'] ?? []
                        ]);
                        dLog('anime')->error('图片生成失败，', [
                            'error' => $statusInfo['error_message'] ?? '未知错误'
                        ]);
                        $errorMsg = mapErrorMessage($statusInfo['error_message'] ?? '');
                        Utils::throwError('20003:图片生成失败，' . $errorMsg);
                    }
                }
            }
            
            if (empty($img_url)) {
                Utils::throwError('20003:图片生成超时，请稍后重试');
            }
            
            // 多张图片返回全部URL数组（配合控制器输出image_urls字段）
            if (count($img_urls) > 1) {
                return [
                    'img_url'    => $img_url,
                    'image_urls' => $img_urls,
                    'task_id'    => $taskCenterId,
                ];
            }
            
            return [
                'img_url' => $img_url,
                'task_id' => $taskCenterId,
            ];
            
        } catch (\Exception $e) {
            dLog('anime')->error('更新角色或场景失败', [
                'error' => $e->getMessage()
            ]);
            logDB('anime', 'error', '更新角色或场景失败', ['error' => $e->getMessage()]);
            
            Utils::throwError('20003:' . $e->getMessage());
        }
    }

    /**
     * 使用文生文模型解析分镜内容
     */
    private function parseSegmentContentWithAI($segment_content) {
        try {
            // 使用DeepSeek服务的公开方法解析分镜内容
            return $this->DeepSeekService->parseSegmentContent($segment_content);
        } catch (\Exception $e) {
            // 如果AI解析失败，记录日志并返回原内容
            dLog('anime')->error('AI解析分镜内容失败: ' . $e->getMessage());
            return $segment_content;
        }
    }

    /**
     * 处理分集的角色和场景数据（继承全局数据或创建新任务）
     * 
     * @param int $episode_id 分集ID
     * @param int $anime_id 动漫ID
     * @param array $roles 分集角色数组（引用传递）
     * @param array $scenes 分集场景数组（引用传递）
     * @param array $episode 分集数据
     */
    private function processEpisodeRolesAndScenes($episode_id, $anime_id, &$roles, &$scenes, $episode) {
        // 获取全局动漫的角色和场景数据
        $anime = DB::table('mp_animes')->where('id', $anime_id)->first();
        if (!$anime) return;
        $art_style_type = getProp($anime, 'art_style_type');
        $character_prefix = '';
        $scene_prefix = '';
        if ($art_style_type) {
            $art_style_arr = $this->DeepSeekService->getArtStyleShortPromptByInput($art_style_type);
            $character_prefix = isset($art_style_arr['character_prefix']) ? $art_style_arr['character_prefix'] : '';
            $scene_prefix = isset($art_style_arr['scene_prefix']) ? $art_style_arr['scene_prefix'] : '';
        }
        
        $global_roles = json_decode(getProp($anime, 'roles'), true) ?: [];
        $global_scenes = json_decode(getProp($anime, 'scenes'), true) ?: [];
        
        $roles_updated = false;
        $scenes_updated = false;
        
        // 处理角色
        foreach ($roles as &$role) {
            $role_name = getProp($role, 'role');
            $role_description = getProp($role, 'description');
            $role_pic_prompt = getProp($role, 'pic_prompt');
            $role_url = getProp($role, 'url');
            $role_task_id = getProp($role, 'task_id');
            
            // 如果已有URL或已有任务ID，跳过
            if (!empty($role_url) || !empty($role_task_id) || $role_name === '旁白') {
                continue;
            }
            
            $url_inherited = false;
            
            // 尝试从全局数据中继承
            foreach ($global_roles as $global_role) {
                $global_role_name = getProp($global_role, 'role');
                $global_role_description = getProp($global_role, 'description');
                $global_role_pic_prompt = getProp($global_role, 'pic_prompt');
                $global_role_url = getProp($global_role, 'url');
                $global_role_task_id = getProp($global_role, 'task_id');
                $global_role_task_status = getProp($global_role, 'task_status');
                
                // 满足条件：角色名相同、描述相同、pic_prompt相同、全局有URL
                if ($role_name === $global_role_name 
                    && $role_description === $global_role_description 
                    && $role_pic_prompt === $global_role_pic_prompt
                    && !empty($global_role_url)) {
                    // 继承 task_id、task_status 和 url
                    $role['task_id'] = $global_role_task_id;
                    $role['task_status'] = $global_role_task_status;
                    $role['url'] = $global_role_url;
                    $roles_updated = true;
                    $url_inherited = true;
                    dLog('anime')->info("分集ID:{$episode_id} 角色:{$role_name} 继承全局数据");
                    break;
                }
            }
            
            // 如果无法继承且没有任务ID，创建新任务
            if (!$url_inherited && empty($role_task_id)) {
                try {
                    $art_style = getProp($episode, 'art_style');
                    
                    // 优先使用 pic_prompt，如果没有则使用 description
                    $description = !empty($role_pic_prompt) ? trim((string)$role_pic_prompt) : $role_description;
                    
                    // if ($art_style) {
                    //     // $description = "美术风格：\n{$art_style}\n主体描述：{$description}\n图片要求：图片侧重点是人物,不要出现场景或背景,并且只能生成一个人物";
                    //     $description = "主体描述：{$description}\n图片要求：图片侧重点是人物,不要出现场景或背景,并且只能生成一个人物";
                    // }
                    $description = "{$character_prefix}。\n主体描述：{$description}\n超高清，高细节，主体突出，构图合理，画面干净，无场景或背景，单人物，无文字，无水印，无字幕，电影级光影，视觉焦点明确";
                    
                    $params = [
                        'prompt' => $description,
                        'ref_img_urls' => []
                    ];
                    
                    $task = $this->aiImageGenerationService->createImageGenerationTask($params);
                    $task_id = $task->id;
                    
                    if ($task_id) {
                        $role['task_id'] = $task_id;
                        $role['task_status'] = 'processing';
                        $roles_updated = true;
                        dLog('anime')->info("分集ID:{$episode_id} 角色:{$role_name} 创建图片生成任务，任务ID:{$task_id}");
                    }
                } catch (\Exception $e) {
                    dLog('anime')->error("分集ID:{$episode_id} 角色:{$role_name} 创建图片生成任务失败: " . $e->getMessage());
                }
            }
        }
        
        // 处理场景
        foreach ($scenes as &$scene) {
            $scene_name = getProp($scene, 'scene');
            $scene_description = getProp($scene, 'description');
            $scene_pic_prompt = getProp($scene, 'pic_prompt');
            $scene_url = getProp($scene, 'url');
            $scene_task_id = getProp($scene, 'task_id');
            
            // 如果已有URL或已有任务ID，跳过
            if (!empty($scene_url) || !empty($scene_task_id)) {
                continue;
            }
            
            $url_inherited = false;
            
            // 尝试从全局数据中继承
            foreach ($global_scenes as $global_scene) {
                $global_scene_name = getProp($global_scene, 'scene');
                $global_scene_description = getProp($global_scene, 'description');
                $global_scene_pic_prompt = getProp($global_scene, 'pic_prompt');
                $global_scene_url = getProp($global_scene, 'url');
                $global_scene_task_id = getProp($global_scene, 'task_id');
                $global_scene_task_status = getProp($global_scene, 'task_status');
                
                // 满足条件：场景名相同、描述相同、pic_prompt相同、全局有URL
                if ($scene_name === $global_scene_name 
                    && $scene_description === $global_scene_description 
                    && $scene_pic_prompt === $global_scene_pic_prompt
                    && !empty($global_scene_url)) {
                    // 继承 task_id、task_status 和 url
                    $scene['task_id'] = $global_scene_task_id;
                    $scene['task_status'] = $global_scene_task_status;
                    $scene['url'] = $global_scene_url;
                    $scenes_updated = true;
                    $url_inherited = true;
                    dLog('anime')->info("分集ID:{$episode_id} 场景:{$scene_name} 继承全局数据");
                    break;
                }
            }
            
            // 如果无法继承且没有任务ID，创建新任务
            if (!$url_inherited && empty($scene_task_id)) {
                try {
                    $art_style = getProp($episode, 'art_style');
                    
                    // 优先使用 pic_prompt，如果没有则使用 description
                    $description = !empty($scene_pic_prompt) ? trim((string)$scene_pic_prompt) : $scene_description;
                    
                    // if ($art_style) {
                    //     // $description = "美术风格：\n{$art_style}\n场景描述：{$description}\n图片要求: 图片侧重点是场景,生成的是场景环境图片,不要出现人物(此为第一优先要求)";
                    //     $description = "场景描述：{$description}\n图片要求: 图片侧重点是场景,生成的是场景环境图片,不要出现人物(此为第一优先要求)";
                    // }
                    $description = "{$scene_prefix}。\n场景描述：{$description}\n无人物，超高清，高细节，主体突出，构图合理，画面干净，无文字，无水印，无字幕，电影级光影，视觉焦点明确";
                    
                    $params = [
                        'prompt' => $description,
                        'ref_img_urls' => []
                    ];
                    
                    $task = $this->aiImageGenerationService->createImageGenerationTask($params);
                    $task_id = $task->id;
                    
                    if ($task_id) {
                        $scene['task_id'] = $task_id;
                        $scene['task_status'] = 'processing';
                        $scenes_updated = true;
                        dLog('anime')->info("分集ID:{$episode_id} 场景:{$scene_name} 创建图片生成任务，任务ID:{$task_id}");
                    }
                } catch (\Exception $e) {
                    dLog('anime')->error("分集ID:{$episode_id} 场景:{$scene_name} 创建图片生成任务失败: " . $e->getMessage());
                }
            }
        }
        
        // 如果有更新，保存到数据库
        if ($roles_updated || $scenes_updated) {
            $update_data = ['updated_at' => date('Y-m-d H:i:s')];
            
            if ($roles_updated) {
                $update_data['roles'] = json_encode($roles, JSON_UNESCAPED_UNICODE);
            }
            
            if ($scenes_updated) {
                $update_data['scenes'] = json_encode($scenes, JSON_UNESCAPED_UNICODE);
            }
            
            DB::table('mp_anime_episodes')->where('id', $episode_id)->update($update_data);
            dLog('anime')->info("分集ID:{$episode_id} 角色和场景数据已更新");
        }
    }

    /**
     * 根据图片URL使用AI反推图片提示词
     * 
     * @param string $img_url 图片URL
     * @return string 反推的提示词
     */
    private function generateImagePromptFromUrl($img_url) {
        try {
            // 获取默认模型
            $model = 'doubao-seed-2-0-mini-260215';
            
            // 构建messages参数
            $messages = [
                [
                    'role' => 'user',
                    'content' => [
                        [
                            'type' => 'text',
                            'text' => '请解析这张参考图，并直接输出一段专业中文反推提示词。提示词用于短剧分镜图片生成，必须聚焦角色和场景本身，可包含姿态、镜头视角、构图、画风、色彩氛围、光线、景深或光圈质感等要素。不要输出解释、标题、列表或无关背景，只输出可直接用于文生图的分镜图片提示词'
                        ],
                        [
                            'type' => 'image_url',
                            'image_url' => [
                                'url' => $img_url
                            ]
                        ]
                    ]
                ]
            ];
            
            // 构建请求参数
            $params = [
                'model' => $model,
                'messages' => $messages,
                'stream' => false,
                'thinking' => ['type' => 'disabled']  // 不使用思考模式
            ];
            
            // 调用DeepSeek服务的volcEngineChatCompletion方法（非流式）
            $result = $this->DeepSeekService->volcEngineChatCompletion($params);
            
            // 仅记录 token 使用明细（不扣积分）
            $uid = 0;
            try {
                $uid = (int)Site::getUid();
            } catch (\Throwable $e) {
                // 非请求上下文（如命令行）下可能无法获取用户ID，置为0跳过记录
            }
            $this->pointsService->recordTokenOnlyDetail(
                $uid,
                $this->pointsService->getTokensFromUsage($result['usage'] ?? []),
                [
                    'model' => $model,
                    'img_url' => $img_url,
                    'source' => 'generateImagePromptFromUrl',
                ],
                'chat',
                $model,
                ''
            );

            // 返回生成的内容
            return getProp($result, 'fullContent', '图片描述生成失败');
            
        } catch (\Exception $e) {
            dLog('anime')->error('AI反推图片提示词失败: ' . $e->getMessage(), [
                'img_url' => $img_url
            ]);
            logDB('anime', 'error', 'AI反推图片提示词失败', [
                'error' => $e->getMessage(),
                'img_url' => $img_url
            ]);
            return '图片描述生成失败: ' . $e->getMessage();
        }
    }

    /**
     * 音频试听接口
     * 创建音频任务并轮询获取结果
     * 
     * @param array $data 参数数组
     * @return array 返回音频URL或错误信息
     */
    public function previewAudio($data) {
        $dialogue = getProp($data, 'dialogue');
        
        // 必填参数验证
        if (!$dialogue) Utils::throwError('20003:dialogue不能为空');
    
        // 获取参数，优先使用传入的参数，否则使用分镜中的参数
        $voice_type = getProp($data, 'voice_type');
        $voice_name = getProp($data, 'voice_name');
        $voice_actor = getProp($data, 'voice_actor');
        $emotion_type = getProp($data, 'emotion_type');
        $gender = getProp($data, 'gender', 0);
        $emotion = getProp($data, 'emotion');
        $speed_ratio = getProp($data, 'speed_ratio', 0);
        $loudness_ratio = getProp($data, 'loudness_ratio', 0);
        $emotion_scale = getProp($data, 'emotion_scale', 0);
        $pitch = getProp($data, 'pitch', 0);
        
        try {
            $now = date('Y-m-d H:i:s');
            
            // 构建生成参数
            $generate_json = json_encode([
                'text' => $dialogue,
                'role' => $voice_actor,
                'voice_type' => $voice_type,
                'voice_name' => $voice_name,
                'emotion' => $emotion,
                'emotion_type' => $emotion_type,
                'gender' => $gender,
                'speed_ratio' => $speed_ratio,
                'loudness_ratio' => $loudness_ratio,
                'emotion_scale' => $emotion_scale,
                'pitch' => $pitch,
            ], 256);
            
            // 请求远程服务器执行生成
            $client = new Client(['timeout' => 600, 'verify' => false]);
            $result = $client->get("http://122.9.129.83:5000/api/anime/audioPreview?generateJson={$generate_json}");
            $response = $result->getBody()->getContents();
            $response_arr = json_decode($response, true);
            
            if (!isset($response_arr['code']) || (int)$response_arr['code'] !== 0) {
                $error_msg = isset($response_arr['msg']) ? $response_arr['msg'] : '未知错误';
                dLog('anime')->error('音频试听任务创建失败', ['error' => $error_msg, 'response_arr' => $response_arr]);
                Utils::throwError('20003:音频试听任务创建失败: ' . $error_msg);
            }

            $arr = $response_arr['data'];
            $subtitle_info = $arr['subtitle_info'];
            $audio_duration = json_decode($subtitle_info, true)['duration'];
            if (!isset($arr['url']) || !$audio_duration || !$subtitle_info) Utils::throwError('20003:音频参数生成异常');
            return [
                'audio_url'         => $arr['url'],
                'subtitle_info'     => $subtitle_info,
                'audio_duration'    => round($audio_duration, 2)
            ];
            
        } catch (\Exception $e) {
            dLog('anime')->error('音频试听失败', ['error' => $e->getMessage()]);
            Utils::throwError('20003:' . $e->getMessage());
        }
    }

    /**
     * 获取角色库列表（支持文件夹递归查询）
     * @param array $data 包含 parent_id（父文件夹ID，默认0表示最外层）、role（搜索关键词）、is_public（筛选类型）
     * @return array 返回当前目录下的所有子目录和角色列表（递归）
     */
    public function globalProducts($data) {
        $uid = Site::getUid();
        $cpid = Site::getCpid();
        $role = Site::getRole();
        $id = getProp($data, 'id', 0);
        $parent_id = getProp($data, 'parent_id', 0);
        $product_name = getProp($data, 'product_name');
        $product = getProp($data, 'product'); // 1.角色 2.场景 3.道具
        $is_public = getProp($data, 'public_type', 2); // 0=仅个人库 1=仅公共库 2=个人库+公共库
        
        if (!$product) {
            Utils::throwError('20003:请选择产品类型');
        }
        
        // 根据角色和is_public参数确定查询范围
        // admin角色：获取所有个人库+公共库（忽略is_public参数）
        // user角色：根据is_public参数筛选
        $query_user_ids = [];
        if ($role === 'admin') {
            // admin获取所有个人库和公共库
            $query_user_ids = [$uid, 0];
        } else {
            // user角色根据is_public参数筛选
            if ($is_public == 2) {
                // 个人库+公共库
                $query_user_ids = [$uid, 0];
            } elseif ($is_public == 0) {
                // 仅个人库
                $query_user_ids = [$uid];
            } elseif ($is_public == 1) {
                // 仅公共库
                $query_user_ids = [0];
            }
        }
        
        // 如果有搜索条件（product_name 或 id），按条件搜索文件夹和产品
        if ($id || $product_name) {
            $query = DB::table('mp_products')
                ->where('cpid', $cpid)
                ->whereIn('user_id', $query_user_ids)
                ->where('is_deleted', 0);
            
            // 如果指定了 id，按 id 精确查询
            if ($id) {
                $query->where('id', $id);
            }
            
            // 如果指定了 product_name，按名称模糊查询
            if ($product_name) {
                $query->where('product_name', 'like', "%{$product_name}%");
            }
            
            // 如果指定了 product，添加筛选条件
            if ($product) {
                $query->where('product', $product);
            }
            
            $result = $query->select('id', 'type', 'parent_id', 'level', 'product_name', 'url', 'pic_prompt', 'three_view_image_url', 'timbre_url', 'versions', 'product', 'user_id', 'created_at')
                ->orderByRaw('type DESC, CASE WHEN user_id = '.$uid.' THEN 0 ELSE 1 END ASC, sort_order DESC, created_at DESC')
                ->get()
                ->map(function($value) {
                    $value = (array)$value;
                    $value['created_at'] = transDate($value['created_at'], 'Y-m-d');
                    $value['type'] = (int)$value['type'];
                    $value['parent_id'] = (int)$value['parent_id'];
                    $value['level'] = (int)$value['level'];
                    $value['product'] = (int)($value['product'] ?? 1);
                    $value['is_public'] = (int)$value['user_id'] === 0 ? 1 : 0;
                    $value['timbre_url'] = $value['timbre_url'] ?? '';
                    $value['versions'] = json_decode($value['versions'], true) ?: [];
                    unset($value['user_id']);
                    return $value;
                })
                ->toArray();
            
            return $result;
        }
        
        // 递归获取所有子目录和角色
        return $this->getChildrenRecursive($cpid, $parent_id, $product, $query_user_ids, $uid);
    }
    
    /**
     * 递归获取指定目录下的所有子目录和角色
     * @param int $cpid 公司ID
     * @param int $parent_id 父目录ID
     * @param int|null $product 产品类型筛选 1.角色 2.场景 3.道具
     * @param array $query_user_ids 用户ID数组（支持多个）
     * @param int $current_uid 当前用户ID（用于排序）
     * @return array
     */
    private function getChildrenRecursive($cpid, $parent_id, $product = null, $query_user_ids = [], $current_uid = 0) {
        // 查询当前层级的所有项（文件夹和角色）
        $query = DB::table('mp_products')
            ->where('cpid', $cpid)
            ->where('is_deleted', 0)
            ->where('parent_id', $parent_id);
        
        // 添加用户ID验证（支持多个user_id）
        if (!empty($query_user_ids)) {
            $query->whereIn('user_id', $query_user_ids);
        }
        
        // 如果指定了 product，添加筛选条件（文件夹和角色都需要筛选）
        if ($product) {
            $query->where('product', $product);
        }
        
        // 排序规则：
        // 1. 文件夹在前(type DESC)
        // 2. 个人库在前，公共库在后(CASE WHEN user_id = current_uid)
        // 3. 其他排序规则
        $items = $query->select('id', 'type', 'parent_id', 'level', 'product_name', 'url', 'pic_prompt', 'three_view_image_url', 'timbre_url', 'versions', 'product', 'user_id', 'created_at')
            ->orderByRaw('type DESC, CASE WHEN user_id = '.$current_uid.' THEN 0 ELSE 1 END ASC, sort_order DESC, created_at DESC')
            ->get();
        
        $result = [];
        
        foreach ($items as $item) {
            $itemArray = [
                'id' => $item->id,
                'type' => (int)$item->type,
                'parent_id' => (int)$item->parent_id,
                'level' => (int)$item->level,
                'product_name' => $item->product_name,
                'url' => $item->url,
                'pic_prompt' => $item->pic_prompt ?? '',
                'three_view_image_url' => $item->three_view_image_url,
                'timbre_url' => $item->timbre_url ?? '',
                'product' => (int)($item->product ?? 1),
                'is_public' => (int)$item->user_id === 0 ? 1 : 0,
                'created_at' => transDate($item->created_at, 'Y-m-d')
            ];
            $itemArray['versions'] = json_decode($item->versions, true) ?: [];
            
            // 如果是文件夹，递归获取其子项
            if ($item->type == 2) {
                $children = $this->getChildrenRecursive($cpid, $item->id, $product, $query_user_ids, $current_uid);
                if (!empty($children)) {
                    $itemArray['children'] = $children;
                }
            }
            
            $result[] = $itemArray;
        }
        
        return $result;
    }
    
    /**
     * 创建文件夹
     * @param array $data 包含 parent_id（父文件夹ID）、product_name（文件夹名称）、product（产品类型）
     * @return int 返回新建文件夹ID
     */
    public function createFolder($data) {
        $uid = Site::getUid();
        $cpid = Site::getCpid();
        $role = Site::getRole();
        $parent_id = getProp($data, 'parent_id', 0);
        $folder_name = getProp($data, 'product_name', '新建文件夹');
        $is_public = getProp($data, 'is_public', 0); // 0=个人资产库 1=公共资产库
        
        // 如果是公共库操作，需要admin权限
        if ($is_public && $role !== 'admin') {
            Utils::throwError('20003:只有管理员才能操作公共资产库');
        }
        
        // 根据is_public参数确定存储的user_id（公共库user_id=0，cpid保持不变）
        $store_uid = $is_public ? 0 : $uid;
        
        // 获取 product 字段：1.角色 2.场景 3.道具，默认为1
        $product = getProp($data, 'product');
        if (!in_array($product, [1, 2, 3])) {
            // Utils::throwError('20003:product 参数错误，只能是 1(角色)、2(场景) 或 3(道具)');
        }
        
        // 验证父文件夹
        $parent_level = 0;
        if ($parent_id > 0) {
            $parent = DB::table('mp_products')
                ->where('id', $parent_id)
                ->where('cpid', $cpid)
                ->where('user_id', $store_uid)
                ->where('type', 2)
                ->where('is_deleted', 0)
                ->first();
            
            if (!$parent) {
                Utils::throwError('20003:父文件夹不存在');
            }
            
            // 检查父文件夹的 product 类型是否一致
            if ($parent->product != $product) {
                Utils::throwError('20003:文件夹类型必须与父文件夹一致');
            }
            
            $parent_level = $parent->level;
            
            // 检查层级限制（最多3层）
            if ($parent_level >= 3) {
                Utils::throwError('20003:文件夹层级不能超过3层');
            }
        }
        
        // 检查当前目录下是否已存在空白文件夹
        $empty_folder_exists = DB::table('mp_products')
            ->where('parent_id', $parent_id)
            ->where('cpid', $cpid)
            ->where('user_id', $store_uid)
            ->where('type', 2)
            ->where('product', $product)
            ->where('product_name', '新建文件夹')
            ->where('is_deleted', 0)
            ->exists();
        
        if ($empty_folder_exists && $folder_name == '新建文件夹') {
            Utils::throwError('20003:不允许创建多个空白文件夹，请先重命名现有文件夹');
        }
        
        // 创建文件夹
        $folder_id = DB::table('mp_products')->insertGetId([
            'user_id' => $store_uid,
            'cpid' => $cpid,
            'type' => 2,
            'parent_id' => $parent_id,
            'level' => $parent_level + 1,
            'product_name' => $folder_name,
            'product' => $product,
            'sort_order' => time(), // 使用时间戳作为排序权重
            'is_deleted' => 0,
            'created_at' => date('Y-m-d H:i:s'),
            'updated_at' => date('Y-m-d H:i:s')
        ]);
        
        return [
            'id' => $folder_id,
            'type' => 2,
            'parent_id' => $parent_id,
            'level' => $parent_level + 1,
            'product_name' => $folder_name,
            'product' => $product,
        ];
    }
    
    /**
     * 重命名文件夹或角色
     * @param array $data 包含 id、product_name（新名称）
     * @return bool
     */
    public function renameFolder($data) {
        $uid = Site::getUid();
        $cpid = Site::getCpid();
        $role = Site::getRole();
        $id = getProp($data, 'id');
        $new_name = getProp($data, 'product_name');
        $is_public = getProp($data, 'is_public', 0); // 0=个人资产库 1=公共资产库
        
        if (!$id || !$new_name) {
            Utils::throwError('20003:参数不完整');
        }
        
        // 根据is_public参数确定查询的user_id（公共库user_id=0，cpid保持不变）
        $query_uid = $is_public ? 0 : $uid;
        
        // 如果是公共库操作，需要admin权限
        if ($is_public && $role !== 'admin') {
            Utils::throwError('20003:只有管理员才能操作公共资产库');
        }
        
        // 检查是否存在
        $item = DB::table('mp_products')
            ->where('id', $id)
            ->where('cpid', $cpid)
            ->where('user_id', $query_uid)
            ->where('is_deleted', 0)
            ->first();
        
        if (!$item) {
            Utils::throwError('20003:项目不存在');
        }
        
        return DB::table('mp_products')
            ->where('id', $id)
            ->where('cpid', $cpid)
            ->where('user_id', $query_uid)
            ->update([
                'product_name' => $new_name,
                'updated_at' => date('Y-m-d H:i:s')
            ]);
    }
    
    /**
     * 移动角色或文件夹到指定文件夹
     * @param array $data 包含 id（要移动的项目ID）、target_parent_id（目标父文件夹ID）
     * @return bool
     */
    public function moveProductOrFolder($data) {
        $uid = Site::getUid();
        $cpid = Site::getCpid();
        $role = Site::getRole();
        $id = getProp($data, 'id');
        $target_parent_id = getProp($data, 'target_parent_id', 0);
        $is_public = getProp($data, 'is_public', 0); // 0=个人资产库 1=公共资产库
        
        if (!$id) {
            Utils::throwError('20003:请选择要移动的项目');
        }
        
        // 根据is_public参数确定查询的user_id（公共库user_id=0，cpid保持不变）
        $query_uid = $is_public ? 0 : $uid;
        
        // 如果是公共库操作，需要admin权限
        if ($is_public && $role !== 'admin') {
            Utils::throwError('20003:只有管理员才能操作公共资产库');
        }
        
        // 检查要移动的项目
        $item = DB::table('mp_products')
            ->where('id', $id)
            ->where('cpid', $cpid)
            ->where('user_id', $query_uid)
            ->where('is_deleted', 0)
            ->first();
        
        if (!$item) {
            Utils::throwError('20003:项目不存在');
        }
        
        // 验证目标文件夹
        $target_level = 0;
        $target_product = $item->product; // 默认使用当前项目的 product
        
        if ($target_parent_id > 0) {
            $target_parent = DB::table('mp_products')
                ->where('id', $target_parent_id)
                ->where('cpid', $cpid)
                ->where('user_id', $query_uid)
                ->where('type', 2)
                ->where('is_deleted', 0)
                ->first();
            
            if (!$target_parent) {
                Utils::throwError('20003:目标文件夹不存在');
            }
            
            // 检查 product 类型是否一致
            if ($target_parent->product != $item->product) {
                Utils::throwError('20003:不能移动到不同类型的文件夹下');
            }
            
            $target_level = $target_parent->level;
            $target_product = $target_parent->product;
            
            // 如果移动的是文件夹，需要检查层级
            if ($item->type == 2) {
                // 计算移动后的最大层级
                $max_child_level = $this->getMaxChildLevel($id);
                $depth = $max_child_level - $item->level;
                
                if ($target_level + 1 + $depth > 3) {
                    Utils::throwError('20003:移动后文件夹层级将超过3层限制');
                }
                
                // 不能移动到自己或自己的子文件夹下
                if ($this->isDescendant($target_parent_id, $id)) {
                    Utils::throwError('20003:不能移动到自己或子文件夹下');
                }
            }
        }
        
        // 更新父文件夹和层级
        $new_level = $target_level + 1;
        DB::table('mp_products')
            ->where('id', $id)
            ->update([
                'parent_id' => $target_parent_id,
                'level' => $new_level,
                'updated_at' => date('Y-m-d H:i:s')
            ]);
        
        // 如果是文件夹，需要递归更新所有子项的层级
        if ($item->type == 2) {
            $this->updateChildrenLevel($id, $new_level);
        }
        
        return true;
    }
    
    /**
     * 获取文件夹下最大子层级
     * @param int $folder_id
     * @return int
     */
    private function getMaxChildLevel($folder_id) {
        $max_level = DB::table('mp_products')
            ->where('parent_id', $folder_id)
            ->where('is_deleted', 0)
            ->max('level');
        
        if (!$max_level) {
            return DB::table('mp_products')->where('id', $folder_id)->value('level');
        }
        
        // 递归查找子文件夹
        $children = DB::table('mp_products')
            ->where('parent_id', $folder_id)
            ->where('type', 2)
            ->where('is_deleted', 0)
            ->pluck('id');
        
        foreach ($children as $child_id) {
            $child_max = $this->getMaxChildLevel($child_id);
            if ($child_max > $max_level) {
                $max_level = $child_max;
            }
        }
        
        return $max_level;
    }
    
    /**
     * 检查 target_id 是否是 folder_id 的后代
     * @param int $target_id
     * @param int $folder_id
     * @return bool
     */
    private function isDescendant($target_id, $folder_id) {
        if ($target_id == $folder_id) {
            return true;
        }
        
        $parent = DB::table('mp_products')
            ->where('id', $target_id)
            ->where('is_deleted', 0)
            ->first();
        
        if (!$parent || $parent->parent_id == 0) {
            return false;
        }
        
        return $this->isDescendant($parent->parent_id, $folder_id);
    }
    
    /**
     * 递归更新子项层级
     * @param int $parent_id
     * @param int $parent_level
     */
    private function updateChildrenLevel($parent_id, $parent_level) {
        $children = DB::table('mp_products')
            ->where('parent_id', $parent_id)
            ->where('is_deleted', 0)
            ->get();
        
        foreach ($children as $child) {
            $new_level = $parent_level + 1;
            DB::table('mp_products')
                ->where('id', $child->id)
                ->update([
                    'level' => $new_level,
                    'updated_at' => date('Y-m-d H:i:s')
                ]);
            
            // 如果是文件夹，继续递归
            if ($child->type == 2) {
                $this->updateChildrenLevel($child->id, $new_level);
            }
        }
    }
    
    /**
     * 获取文件夹路径（面包屑导航）
     * @param array $data 包含 folder_id
     * @return array 返回路径数组
     */
    public function getFolderPath($data) {
        $uid = Site::getUid();
        $cpid = Site::getCpid();
        $folder_id = getProp($data, 'id', 0);
        $is_public = getProp($data, 'is_public', 0); // 0=个人资产库 1=公共资产库
        
        if ($folder_id == 0) {
            return [
                ['id' => 0, 'name' => '根目录']
            ];
        }
        
        // 根据is_public参数确定查询的user_id（公共库user_id=0，cpid保持不变）
        $query_uid = $is_public ? 0 : $uid;
        
        $path = [];
        $current_id = $folder_id;

        
        while ($current_id > 0) {
            $folder = DB::table('mp_products')
                ->where('id', $current_id)
                ->where('cpid', $cpid)
                ->where('user_id', $query_uid)
                ->where('type', 2)
                ->where('is_deleted', 0)
                ->first();
            
            if (!$folder) {
                break;
            }
            
            array_unshift($path, [
                'id' => $folder->id,
                'name' => $folder->product_name
            ]);
            
            $current_id = $folder->parent_id;
        }
        
        // 添加根目录
        array_unshift($path, ['id' => 0, 'name' => '根目录']);
        
        return $path;
    }

    public function createProduct($data) {
        $uid = Site::getUid();
        $cpid = Site::getCpid();
        $role = Site::getRole();
        $is_public = getProp($data, 'is_public', 0); // 0=个人资产库 1=公共资产库
        
        // 如果是公共库操作，需要admin权限
        if ($is_public && $role !== 'admin') {
            Utils::throwError('20003:只有管理员才能操作公共资产库');
        }
        
        // 根据is_public参数确定存储的user_id（公共库user_id=0，cpid保持不变）
        $store_uid = $is_public ? 0 : $uid;
        
        // 新增参数：剧本ID和剧集序号（支持数组传参，多个序号也可用英文逗号隔开）
        $script_id = (int)getProp($data, 'script_id', 0);
        $episode_numbers = $this->normalizeEpisodeNumbers(getProp($data, 'episode_number', []));
        if ($script_id && empty($episode_numbers)) {
            Utils::throwError('20003:剧集序号不能为空');
        }
        if (!$script_id && !empty($episode_numbers)) {
            Utils::throwError('20003:请提供剧本ID');
        }
        
        $product_name = trim(getProp($data, 'product_name'));
        if (!$product_name) Utils::throwError('20003:名称不能为空');
        $product_name = preg_replace('/^[\s*\[\]【】［］{}｛｝\x{3000}]+|[\s*\[\]【】［］{}｛｝\x{3000}]+$/u', '', $product_name);
        // $exists_id = DB::table('mp_products')->where('cpid', $cpid)->where('type', 1)->where('product_name', $product_name)->where('is_deleted', 0)->value('id');
        // if ($exists_id) Utils::throwError('20003:名称不能重复,请修改');
        $url = trim(getProp($data, 'url'));
        if (!$url) Utils::throwError('20003:图片地址不能为空');
        $versions = getProp($data, 'versions');
        
        // 检查是否是正确的图片格式
        $allowedExtensions = ['jpg', 'jpeg', 'png', 'gif', 'webp', 'bmp'];
        $urlPath = parse_url($url, PHP_URL_PATH);
        $extension = strtolower(pathinfo($urlPath, PATHINFO_EXTENSION));
        
        if (!in_array($extension, $allowedExtensions)) {
            Utils::throwError('20003:图片格式不正确，仅支持 jpg、jpeg、png、gif、webp、bmp 格式');
        }

        // 选填三视图图片地址，格式校验与 url 一致
        $three_view_image_url = trim(getProp($data, 'three_view_image_url', ''));
        if ($three_view_image_url) {
            $threeViewPath = parse_url($three_view_image_url, PHP_URL_PATH);
            $threeViewExtension = strtolower(pathinfo($threeViewPath, PATHINFO_EXTENSION));

            if (!in_array($threeViewExtension, $allowedExtensions)) {
                Utils::throwError('20003:三视图图片格式不正确，仅支持 jpg、jpeg、png、gif、webp、bmp 格式');
            }
        }

        // 选填音色音频地址（兼容 timbre_url/audio_url/timbre 传参）
        $timbre_url = $this->getProductTimbreUrl($data);
        if ($timbre_url) {
            $this->validateProductAudioUrl($timbre_url);
        }

        $pic_prompt = trim(getProp($data, 'pic_prompt'));
        if (!$pic_prompt) Utils::throwError('20003:提示词不能为空');
        
        // 获取 product 字段：1.角色 2.场景 3.道具，默认为1
        $product = getProp($data, 'product');
        if (!in_array($product, [1, 2, 3])) {
            // Utils::throwError('20003:产品类型只能是 1(角色)、2(场景) 或 3(道具)');
        }
        
        // 获取父文件夹ID和层级
        $parent_id = getProp($data, 'parent_id', 0);
        $parent_level = 0;
        
        if ($parent_id > 0) {
            $parent = DB::table('mp_products')
                ->where('id', $parent_id)
                ->where('cpid', $cpid)
                ->where('user_id', $store_uid)
                ->where('type', 2)
                ->where('is_deleted', 0)
                ->first();
            
            if (!$parent) {
                Utils::throwError('20003:父文件夹不存在');
            }
            
            $parent_level = $parent->level;
        }

        // 创建资产并保存剧本资产关联关系（同一事务）
        DB::beginTransaction();
        try {
            $id = DB::table('mp_products')->insertGetId([
                'user_id'       => $store_uid,
                'cpid'          => $cpid,
                'type'          => 1, // 1=角色图片
                'parent_id'     => $parent_id,
                'level'         => $parent_level + 1,
                'product_name'  => $product_name,
                'url'           => $url,
                'three_view_image_url' => $three_view_image_url,
                'timbre_url'    => $timbre_url,
                'pic_prompt'    => $pic_prompt,
                'product'       => $product,
                'versions'      => json_encode($versions, 256),
                'sort_order'    => time(), // 使用时间戳作为排序权重
                'created_at'    => date('Y-m-d H:i:s'),
                'updated_at'    => date('Y-m-d H:i:s')
            ]);

            if (!$id) Utils::throwError('20003:创建失败');
            
            // 保存剧本资产关联关系
            if ($script_id) {
                $this->saveProductScriptMapping($id, $script_id, $episode_numbers);
            }
            
            DB::commit();
        } catch (\Exception $e) {
            DB::rollback();
            throw $e;
        }
        
        return [
            'id'            => $id,
            'type'          => 1,
            'parent_id'     => $parent_id,
            'level'         => $parent_level + 1,
            'product_name'  => $product_name,
            'url'           => $url,
            'three_view_image_url' => $three_view_image_url,
            'timbre_url'    => $timbre_url,
            'pic_prompt'    => $pic_prompt,
            'product'       => $product,
            'versions'      => $versions
        ];
    }

    public function editProduct($data) {
        $uid = Site::getUid();
        $cpid = Site::getCpid();
        $role = Site::getRole();
        $id = getProp($data, 'id');
        if (!$id) Utils::throwError('20003:ID不能为空');
        $versions = getProp($data, 'versions');
        $is_public = getProp($data, 'is_public', 0); // 0=个人资产库 1=公共资产库
        
        // 新增参数：剧本ID和剧集序号（支持数组传参，多个序号也可用英文逗号隔开）
        $script_id = (int)getProp($data, 'script_id', 0);
        $episode_numbers = $this->normalizeEpisodeNumbers(getProp($data, 'episode_number', []));
        if ($script_id && empty($episode_numbers)) {
            Utils::throwError('20003:剧集序号不能为空');
        }
        if (!$script_id && !empty($episode_numbers)) {
            Utils::throwError('20003:请提供剧本ID');
        }
        
        // 根据is_public参数确定查询的user_id（公共库user_id=0，cpid保持不变）
        $query_uid = $is_public ? 0 : $uid;
        
        // 如果是公共库操作，需要admin权限
        if ($is_public && $role !== 'admin') {
            Utils::throwError('20003:只有管理员才能操作公共资产库');
        }
        
        // 检查是否存在且属于当前用户或公共库
        $role = DB::table('mp_products')
        ->where('id', $id)
        ->where('cpid', $cpid)
        ->where('user_id', $query_uid)
        ->where('type', 1)->first();
        if (!$role) Utils::throwError('20003:记录不存在');
        
        $updateData = [];
        // $needVersionRecord = false; // 是否需要记录版本
        
        // 名称
        $product_name = trim(getProp($data, 'product_name'));
        if ($product_name) {
            $product_name = preg_replace('/^[\s*\[\]【】［］{}｛｝\x{3000}]+|[\s*\[\]【】［］{}｛｝\x{3000}]+$/u', '', $product_name);
            $updateData['product_name'] = $product_name;
        }

        // $exists_id = DB::table('mp_products')->where('cpid', $cpid)->where('type', 1)->where('product_name', $product_name)->where('is_deleted', 0)->value('id');
        // if ($exists_id && $exists_id != $id) Utils::throwError('20003:名称不能重复,请修改');
        
        // 图片地址
        $allowedExtensions = ['jpg', 'jpeg', 'png', 'gif', 'webp', 'bmp'];
        $url = trim(getProp($data, 'url'));
        if ($url) {
            // 检查是否是正确的图片格式
            $urlPath = parse_url($url, PHP_URL_PATH);
            $extension = strtolower(pathinfo($urlPath, PATHINFO_EXTENSION));
            
            if (!in_array($extension, $allowedExtensions)) {
                Utils::throwError('20003:图片格式不正确，仅支持 jpg、jpeg、png、gif、webp、bmp 格式');
            }
            
            // // 如果 url 有变更，记录版本
            // if ($url !== $role->url) {
            //     $needVersionRecord = true;
            // }
            
            $updateData['url'] = $url;
        }

        // 三视图图片地址（选填），格式校验与 url 一致
        $three_view_image_url = trim(getProp($data, 'three_view_image_url', ''));
        if ($three_view_image_url) {
            $threeViewPath = parse_url($three_view_image_url, PHP_URL_PATH);
            $threeViewExtension = strtolower(pathinfo($threeViewPath, PATHINFO_EXTENSION));

            if (!in_array($threeViewExtension, $allowedExtensions)) {
                Utils::throwError('20003:三视图图片格式不正确，仅支持 jpg、jpeg、png、gif、webp、bmp 格式');
            }

            $updateData['three_view_image_url'] = $three_view_image_url;
        }

        // 音色音频地址（选填，显式传空字符串可清除已有音色）
        if (array_key_exists('timbre_url', $data) || array_key_exists('audio_url', $data) || array_key_exists('timbre', $data)) {
            $timbre_url = $this->getProductTimbreUrl($data);
            if ($timbre_url) {
                $this->validateProductAudioUrl($timbre_url);
            }
            $updateData['timbre_url'] = $timbre_url;
        }
        
        // 提示词
        $pic_prompt = trim(getProp($data, 'pic_prompt'));
        if ($pic_prompt) {
            // // 如果 pic_prompt 有变更，记录版本
            // if ($pic_prompt !== $role->pic_prompt) {
            //     $needVersionRecord = true;
            // }
            
            $updateData['pic_prompt'] = $pic_prompt;
        }
        
        if (empty($updateData) && !$script_id) {
            Utils::throwError('20003:没有需要更新的数据');
        }
        
        // // 如果需要记录版本，将数据添加到 versions 数组
        // if ($needVersionRecord) {
        //     // 获取现有的 versions 数据
        //     $versions = json_decode($role->versions, true) ?: [];
        //     $isFirstVersion = empty($versions); // 判断是否是第一次记录版本
            
        //     // 如果是第一次记录版本，先添加旧版本（变更前）
        //     if ($isFirstVersion) {
        //         $oldVersion = [
        //             'url' => $role->url,
        //             'description' => $role->pic_prompt,
        //         ];
        //         // 旧版本添加到数组末尾
        //         $versions[] = $oldVersion;
        //     }
            
        //     // 构建新版本（变更后）
        //     $newVersion = [
        //         'url' => isset($updateData['url']) ? $updateData['url'] : $role->url,
        //         'description' => isset($updateData['pic_prompt']) ? $updateData['pic_prompt'] : $role->pic_prompt,
        //     ];
            
        //     // 检查新版本是否已存在于历史版本中
        //     $existingIndex = -1;
        //     foreach ($versions as $index => $version) {
        //         if ($version['url'] === $newVersion['url'] && $version['description'] === $newVersion['description']) {
        //             $existingIndex = $index;
        //             break;
        //         }
        //     }
            
        //     if ($existingIndex !== -1) {
        //         // 如果已存在，移除旧的位置
        //         array_splice($versions, $existingIndex, 1);
        //     }
            
        //     // 新版本添加到数组开头（最新的在前）
        //     array_unshift($versions, $newVersion);
            
        //     // // 限制版本数量（可选，例如只保留最近10个版本）
        //     // if (count($versions) > 10) {
        //     //     $versions = array_slice($versions, 0, 10);
        //     // }
            
        //     $updateData['versions'] = json_encode($versions, 256);
        // }
        if ($versions) {
            $updateData['versions'] = json_encode($versions, 256);
        }
        
        if (!empty($updateData)) {
            $updateData['updated_at'] = date('Y-m-d H:i:s');
        }
        
        // 更新资产并保存剧本资产关联关系（同一事务）
        DB::beginTransaction();
        try {
            $updated = true;
            if (!empty($updateData)) {
                $updated = DB::table('mp_products')
                    ->where('cpid', $cpid)
                    ->where('id', $id)
                    ->update($updateData);
            }
            
            // 保存剧本资产关联关系
            if ($script_id) {
                $this->saveProductScriptMapping($id, $script_id, $episode_numbers);
            }
            
            DB::commit();
        } catch (\Exception $e) {
            DB::rollback();
            throw $e;
        }
        
        return $updated;
    }

    /**
     * 获取资产音色音频地址
     * 兼容 timbre_url/audio_url/timbre 三种传参，timbre 支持字符串或 {"url":"..."} 结构
     *
     * @param array $data
     * @return string
     */
    private function getProductTimbreUrl($data) {
        foreach (['timbre_url', 'audio_url', 'timbre'] as $key) {
            if (!array_key_exists($key, $data)) {
                continue;
            }

            $value = $data[$key];
            if (is_array($value)) {
                $value = getProp($value, 'url', $value[0] ?? '');
            }

            if (!is_string($value)) {
                continue;
            }

            return trim($value);
        }

        return '';
    }

    /**
     * 校验资产音色音频地址格式
     *
     * @param string $url 音频地址
     * @return void
     */
    private function validateProductAudioUrl($url) {
        $allowedExtensions = ['mp3', 'wav', 'm4a', 'aac', 'ogg', 'oga', 'flac', 'amr', 'wma', 'weba'];

        $urlPath = parse_url($url, PHP_URL_PATH);
        $extension = strtolower(pathinfo($urlPath, PATHINFO_EXTENSION));

        if (!in_array($extension, $allowedExtensions)) {
            Utils::throwError('20003:音色音频格式不正确，仅支持 mp3、wav、m4a、aac、ogg、flac、amr、wma 格式');
        }
    }
    
    /**
     * 保存单一资产与剧本剧集的关联关系
     *
     * @param int $product_id 资产ID
     * @param int $script_id 剧本ID
     * @param array $episode_numbers 剧集序号数组（序号从1开始）
     * @return int 新增关联数量
     */
    private function saveProductScriptMapping($product_id, $script_id, $episode_numbers) {
        $uid = Site::getUid();
        
        // 验证剧本是否存在
        $script = DB::table('mp_scripts')
            ->where('id', $script_id)
            ->where('is_deleted', 0)
            ->first();
        
        if (!$script) {
            Utils::throwError('20003:剧本不存在');
        }
        
        // 验证剧本归属：只能关联自己的剧本
        if ((int)$script->user_id !== (int)$uid) {
            Utils::throwError('20003:只能添加到自己的剧本');
        }
        
        // 使用 splitContent 拆分剧本内容获取总集数
        $totalEpisodes = $this->getScriptTotalEpisodeCount($script);
        
        // 解析剧集序号（数组）
        $episodes = [];
        foreach ($episode_numbers as $item) {
            if (is_array($item)) {
                continue;
            }
            $item = trim((string)$item);
            if ($item === '' || !is_numeric($item)) {
                Utils::throwError('20003:剧集序号格式不正确，仅支持数字数组或英文逗号分隔的数字');
            }
            $episodes[] = (int)$item;
        }
        
        // 去重并校验序号范围（序号从1开始）
        $episodes = array_values(array_unique($episodes));
        if (empty($episodes)) {
            Utils::throwError('20003:剧集序号不能为空');
        }
        
        foreach ($episodes as $episode) {
            if ($episode < 1 || $episode > $totalEpisodes) {
                Utils::throwError('20003:剧集序号 ' . $episode . ' 超出范围，剧本共 ' . $totalEpisodes . ' 集（序号从1开始）');
            }
        }
        
        $now = now();
        
        // 过滤已存在的关联，避免重复
        $existingEpisodes = DB::table('mp_script_product_mappings')
            ->where('script_id', $script_id)
            ->where('product_id', $product_id)
            ->whereIn('episode_number', $episodes)
            ->pluck('episode_number')
            ->all();
        
        $mappingRecords = [];
        foreach ($episodes as $episode) {
            if (in_array($episode, $existingEpisodes)) {
                continue;
            }
            $mappingRecords[] = [
                'script_id' => $script_id,
                'product_id' => $product_id,
                'episode_number' => $episode,
                'created_at' => $now,
                'updated_at' => $now,
            ];
        }
        
        $insertedCount = 0;
        if (!empty($mappingRecords)) {
            $insertedCount = DB::table('mp_script_product_mappings')->insert($mappingRecords) ? count($mappingRecords) : 0;
        }
        
        return $insertedCount;
    }
    
    /**
     * 规范化剧集序号参数，统一为数组
     * 兼容传入数组（如 [1, 3, 5]）、逗号分隔字符串（如 "1,3,5"）以及字符串数组（如 ["1,3", 5]）
     *
     * @param mixed $episode_number 剧集序号参数
     * @return array
     */
    private function normalizeEpisodeNumbers($episode_number) {
        if (!is_array($episode_number)) {
            $episode_number = explode(',', (string)$episode_number);
        }
        
        $items = [];
        foreach ($episode_number as $item) {
            if (is_array($item)) {
                continue;
            }
            foreach (explode(',', (string)$item) as $part) {
                $part = trim($part);
                if ($part !== '') {
                    $items[] = $part;
                }
            }
        }
        
        return $items;
    }
    
    /**
     * 获取剧本总集数（通过 splitContent 拆分剧本内容）
     *
     * @param object $script 剧本记录
     * @return int 总集数
     */
    private function getScriptTotalEpisodeCount($script) {
        if (empty($script->content)) {
            Utils::throwError('20003:剧本内容为空，无法确定剧集数量');
        }
        
        $totalEpisodes = count(splitContent($script->content));
        if ($totalEpisodes < 1) {
            Utils::throwError('20003:剧本内容无法拆分出剧集');
        }
        
        return $totalEpisodes;
    }
    
    /**
     * 获取剧本总集数
     *
     * @param array $data 包含 script_id（剧本ID）
     * @return array
     */
    public function getScriptTotalEpisodes($data) {
        $script_id = (int)getProp($data, 'script_id', 0);
        if (!$script_id) {
            Utils::throwError('20003:请提供剧本ID');
        }
        
        // 验证剧本是否存在
        $script = DB::table('mp_scripts')
            ->where('id', $script_id)
            ->where('is_deleted', 0)
            ->first();
        
        if (!$script) {
            Utils::throwError('20003:剧本不存在');
        }
        
        return [
            'script_id' => $script_id,
            'script_name' => $script->script_name ?? 'script_' . $script_id,
            'episode_num' => $this->getScriptTotalEpisodeCount($script),
        ];
    }
    
    /**
     * 获取角色版本历史
     * @param array $data 包含 id（角色ID）
     * @return array 返回版本历史列表
     */
    public function getProductVersions($data) {
        $cpid = Site::getCpid();
        $id = getProp($data, 'id');
        if (!$id) Utils::throwError('20003:角色ID不能为空');
        
        $role = DB::table('mp_products')
            ->where('id', $id)
            ->where('cpid', $cpid)
            ->where('type', 1)
            ->first();
        
        if (!$role) Utils::throwError('20003:角色不存在');
        
        // 获取版本历史
        $versions = json_decode($role->versions, true) ?: [];
        
        // 添加当前版本作为最新版本
        $currentVersion = [
            'version' => 0, // 0 表示当前版本
            'url' => $role->url,
            'pic_prompt' => $role->pic_prompt,
            'updated_at' => $role->updated_at,
            'is_current' => true
        ];
        
        array_unshift($versions, $currentVersion);
        
        return $versions;
    }
    
    /**
     * 恢复到指定版本
     * @param array $data 包含 id（角色ID）、version（版本号）
     * @return bool
     */
    public function restoreProductVersion($data) {
        $uid = Site::getUid();
        $cpid = Site::getCpid();
        $id = getProp($data, 'id');
        $version = getProp($data, 'version');
        
        if (!$id) Utils::throwError('20003:角色ID不能为空');
        if (!$version) Utils::throwError('20003:版本号不能为空');
        
        $role = DB::table('mp_products')
            ->where('id', $id)
            ->where('cpid', $cpid)
            ->where('type', 1)
            ->first();
        
        if (!$role) Utils::throwError('20003:角色不存在');
        
        // 获取版本历史
        $versions = json_decode($role->versions, true) ?: [];
        
        // 查找指定版本
        $targetVersion = null;
        foreach ($versions as $v) {
            if ($v['version'] == $version) {
                $targetVersion = $v;
                break;
            }
        }
        
        if (!$targetVersion) Utils::throwError('20003:版本不存在');
        
        // 先将当前版本保存到历史
        $newVersion = [
            'version' => count($versions) + 1,
            'url' => $role->url,
            'pic_prompt' => $role->pic_prompt,
            'updated_at' => date('Y-m-d H:i:s'),
            'updated_by' => $uid
        ];
        
        array_unshift($versions, $newVersion);
        
        // 限制版本数量
        if (count($versions) > 10) {
            $versions = array_slice($versions, 0, 10);
        }
        
        // 恢复到指定版本
        return DB::table('mp_products')
            ->where('id', $id)
            ->where('cpid', $cpid)
            ->update([
                'url' => $targetVersion['url'],
                'pic_prompt' => $targetVersion['pic_prompt'],
                'versions' => json_encode($versions, JSON_UNESCAPED_UNICODE),
                'updated_at' => date('Y-m-d H:i:s')
            ]);
    }

    public function deleteProduct($data) {
        $uid = Site::getUid();
        $cpid = Site::getCpid();
        $role = Site::getRole();
        $id = getProp($data, 'id');
        if (!$id) Utils::throwError('20003:ID不能为空');
        $ids = explode(',', $id);
        $is_public = getProp($data, 'is_public', 0); // 0=个人资产库 1=公共资产库
        
        // 根据is_public参数确定查询的user_id（公共库user_id=0，cpid保持不变）
        $query_uid = $is_public ? 0 : $uid;
        
        // 如果是公共库操作，需要admin权限
        if ($is_public && $role !== 'admin') {
            Utils::throwError('20003:只有管理员才能操作公共资产库');
        }
        
        // 检查是否存在且属于当前用户或公共库
        $role = DB::table('mp_products')
        ->whereIn('id', $ids)
        ->where('cpid', $cpid)
        ->where('user_id', $query_uid)
        ->get();
        if (!$role) Utils::throwError('20003:记录不存在');
        
        return DB::table('mp_products')
        ->where('cpid', $cpid)
        ->where('user_id', $query_uid)
        ->whereIn('id', $ids)
        ->update([
            'is_deleted' => 1,
            'updated_at' => date('Y-m-d H:i:s')
        ]);
    }

    public function generateThreeView($data) {
        $uid = Site::getUid();
        $cpid = Site::getCpid();
        $role = Site::getRole();
        $id = getProp($data, 'id');
        if (!$id) Utils::throwError('20003:ID不能为空');
        $is_public = getProp($data, 'is_public', 0); // 0=个人资产库 1=公共资产库
        
        // 根据is_public参数确定查询的user_id（公共库user_id=0，cpid保持不变）
        $query_uid = $is_public ? 0 : $uid;
        
        // 如果是公共库操作，需要admin权限
        if ($is_public && $role !== 'admin') {
            Utils::throwError('20003:只有管理员才能操作公共资产库');
        }
        
        // 检查是否存在且属于当前用户或公共库
        $product = DB::table('mp_products')
        ->where('id', $id)
        ->where('cpid', $cpid)
        ->where('user_id', $query_uid)
        ->where('type', 1)->first();
        if (!$product) Utils::throwError('20003:资产不存在');
        
        $prompt = trim(getProp($data, 'prompt', '基于参考图生成主体的标准正面、侧面、后面三视图，主体完整。在最左侧添加主体正视图的特写，特写大小为标准一寸照，人物不要带表情。右侧是全身的三视图，其中正面、侧面的三视图给人脸打白色码、不显示五官。主体清晰完整。背景修改成纯白色，整体保持与参考图一致的美术风格和色彩搭配。画面无说明文字。'));
        $ref_img_url = trim(getProp($data, 'ref_img_url'));
        if (!$ref_img_url) {
            // 如果没有传入参考图，使用角色表中的图片
            $ref_img_url = $product->url ?? '';
            if (!$ref_img_url) {
                Utils::throwError('20003:参考图不能为空');
            }
        }

        $pic_prompt = getProp($product, 'pic_prompt');
        if ($pic_prompt) {
            $prompt .= '\n参考图原始提示词:　'.$pic_prompt;
        }
        
        // 检查参考图是否是正确的图片格式
        $allowedExtensions = ['jpg', 'jpeg', 'png', 'gif', 'webp', 'bmp'];
        $urlPath = parse_url($ref_img_url, PHP_URL_PATH);
        $extension = strtolower(pathinfo($urlPath, PATHINFO_EXTENSION));
        
        if (!in_array($extension, $allowedExtensions)) {
            Utils::throwError('20003:参考图格式不正确，仅支持 jpg、jpeg、png、gif、webp、bmp 格式');
        }
        
        // 处理图片模型
        $model = getProp($data, 'model');
        if (!$model) {
            // 使用默认模型
            $model = 'gpt-image-2';
        }
        // 验证模型是否在可用模型表中
        if (!DB::table('mp_image_models')->where('model', $model)->where('is_enabled', 1)->exists()) {
            Utils::throwError('20003:该模型已不可用,请更换!');
        }
        $ratio = getProp($data, 'ratio', '16:9');
        $resolution = getProp($data, 'resolution', '2k');

        // 分辨率档位与尺寸映射统一从 BaseConst 获取
        $sizeMap = BaseConst::IMAGE_RESOLUTION_SIZE_MAP;
        
        // 参数验证
        $resolution = strtolower($resolution);
        if (!isset($sizeMap[$resolution])) {
            Utils::throwError('20003:分辨率参数错误，仅支持 2k、3k、4k');
        }
        
        if (!isset($sizeMap[$resolution][$ratio])) {
            Utils::throwError('20003:宽高比参数错误，该分辨率下不支持 ' . $ratio . ' 比例');
        }
        
        // 根据 ratio 和 resolution 确定宽高
        $width = $sizeMap[$resolution][$ratio]['width'];
        $height = $sizeMap[$resolution][$ratio]['height'];
        
        try {
            // 创建图片生成任务
            $params = [
                'prompt' => $prompt,
                'model' => $model,
                'ref_img_urls' => [$ref_img_url],
                'width' => $width,
                'height' => $height
            ];
            
            $task = $this->aiImageGenerationService->createImageGenerationTask($params);
            $task_id = $task->id;
            
            if (!$task_id) {
                Utils::throwError('20003:创建图片生成任务失败');
            }

            // 轮询获取结果
            // 只查询数据库，不调用API，不更新任务表
            $start_time = time();
            $timeout = 1800;
            $img_url = '';
            
            while (time() - $start_time < $timeout) {
                sleep(5);

                // 只查询数据库中的任务状态，不调用API，不更新任务表
                $task = DB::table('mp_generate_pic_tasks')
                    ->where('id', $task_id)
                    ->first();
                
                if (!$task) {
                    Utils::throwError('20003:任务不存在');
                }
                
                if ($task->status === 'success' && $task->result_url) {
                    $result_urls = is_string($task->result_url) 
                        ? json_decode($task->result_url, true) 
                        : $task->result_url;
                    $img_url = is_array($result_urls) ? $result_urls[0] : $task->result_url;
                    break;
                } elseif ($task->status === 'failed') {
                    Utils::throwError('20003:三视图生成失败，' . ($task->error_message ?? '未知错误'));
                }
                // 其他状态继续轮询
            }
            
            if (empty($img_url)) {
                Utils::throwError('20003:三视图生成超时，请稍后重试');
            }
            
            // 更新 mp_products 表（不是任务表）
            DB::table('mp_products')
                ->where('id', $id)
                ->where('cpid', $cpid)
                ->update([
                    'three_view_image_url' => $img_url,
                    'updated_at' => date('Y-m-d H:i:s')
                ]);
            
            return ['three_view_image_url' => $img_url];
            
        } catch (\Exception $e) {
            dLog('anime')->error('生成三视图失败', [
                'error' => $e->getMessage()
            ]);
            logDB('anime', 'error', '生成三视图失败', ['error' => $e->getMessage()]);
            
            Utils::throwError('20003:' . $e->getMessage());
        }
    }

    /**
     * 推送（复制）资产或文件夹到目标位置
     * @param array $data 包含 product_id（要推送的资产或文件夹ID）、target_parent_id（目标父文件夹ID，0表示根目录）
     * @return array 返回推送结果
     */
    public function pushProductOrFolder($data) {
        $uid = Site::getUid();
        $cpid = Site::getCpid();
        $role = Site::getRole();
        $product_id = getProp($data, 'product_id');
        $target_parent_id = getProp($data, 'target_parent_id', 0);
        $target_product = getProp($data, 'product'); // 目标 product 类型，用于跨类型推送
        
        if (!$product_id) {
            Utils::throwError('20003:请选择要推送的项目');
        }
        
        // 查询源项目（只通过cpid查询，不限制user_id）
        $sourceItem = DB::table('mp_products')
            ->where('id', $product_id)
            ->where('cpid', $cpid)
            ->where('is_deleted', 0)
            ->first();
        
        if (!$sourceItem) {
            Utils::throwError('20003:要推送的项目不存在');
        }
        
        // 通过user_id判断源是公共库还是个人库
        $source_uid = $sourceItem->user_id;
        $source_is_public = ($source_uid == 0) ? 1 : 0;
        
        // 验证目标文件夹并确定目标是公共库还是个人库
        $target_level = 0;
        $target_uid = $uid; // 默认推送到个人库
        $target_is_public = 0;
        $final_product_type = $sourceItem->product; // 默认使用源的 product 类型
        
        if ($target_parent_id > 0) {
            // 查询目标文件夹（只通过cpid查询，不限制user_id）
            $targetParent = DB::table('mp_products')
                ->where('id', $target_parent_id)
                ->where('cpid', $cpid)
                ->where('type', 2)
                ->where('is_deleted', 0)
                ->first();
            
            if (!$targetParent) {
                Utils::throwError('20003:目标文件夹不存在');
            }
            
            // 通过user_id判断目标是公共库还是个人库
            $target_level = $targetParent->level;
            $target_uid = $targetParent->user_id;
            $target_is_public = ($target_uid == 0) ? 1 : 0;
            
            // 使用目标文件夹的 product 类型
            $final_product_type = $targetParent->product;
        }
        // 如果 target_parent_id = 0（推送到根目录），需要通过参数判断推送到个人库还是公共库
        else {
            $push_to_public = getProp($data, 'push_to_public');
            if ($push_to_public === '') {
                Utils::throwError('20003:请选择是否推送到公共库');
            }
            if ($push_to_public) {
                $target_uid = 0;
                $target_is_public = 1;
            }
            
            // 推送到根目录时，必须指定 product 类型
            if ($target_product === null || $target_product === '') {
                Utils::throwError('20003:推送到根目录时必须指定目标类型(product)');
            }
            $final_product_type = $target_product;
        }
        
        // 如果目标是公共库，需要admin权限
        if ($target_is_public && $role !== 'admin') {
            Utils::throwError('20003:只有管理员才能推送到公共资产库');
        }
        
        // 权限验证：验证是否符合允许的推送规则
        $this->validatePushPermission($source_uid, $target_uid, $uid);
        
        try {
            DB::beginTransaction();
            
            // 如果是资产，直接复制（支持跨类型推送，更新 product 字段）
            if ($sourceItem->type == 1) {
                $newId = $this->copyProduct($sourceItem, $target_parent_id, $target_level + 1, $cpid, $target_uid, $final_product_type);
                DB::commit();
                return [
                    'product_id' => $newId,
                ];
            }
            
            // 如果是文件夹，递归复制（支持跨类型推送）
            $newFolderId = $this->copyFolderRecursive($sourceItem, $target_parent_id, $target_level + 1, $cpid, $target_uid, $source_uid, $final_product_type);
            
            DB::commit();
            return [
                'product_id' => $newFolderId,
            ];
            
        } catch (\Exception $e) {
            DB::rollBack();
            dLog('anime')->error('推送失败', [
                'error' => $e->getMessage(),
                'product_id' => $product_id
            ]);
            Utils::throwError('20003:' . $e->getMessage());
        }
    }
    
    /**
     * 验证推送权限
     * 允许的推送规则：
     * 1. 自己推送给自己的个人库（个人库 → 个人库，同一用户）
     * 2. 公共库推送给自己的个人库（公共库 → 个人库）
     * 3. 公共库推送给公共库（公共库 → 公共库）
     * 
     * @param int $source_uid 源的user_id
     * @param int $target_uid 目标的user_id
     * @param int $current_uid 当前用户ID
     * @throws \Exception
     */
    private function validatePushPermission($source_uid, $target_uid, $current_uid) {
        // 规则1：自己推送给自己的个人库（个人库 → 个人库，同一用户）
        if ($source_uid == $current_uid && $target_uid == $current_uid) {
            return; // 允许
        }
        
        // 规则2：公共库推送给自己的个人库（公共库 → 个人库）
        if ($source_uid == 0 && $target_uid == $current_uid) {
            return; // 允许
        }
        
        // 规则3：公共库推送给公共库（公共库 → 公共库）
        if ($source_uid == 0 && $target_uid == 0) {
            return; // 允许
        }
        
        // 其他情况都不允许
        if ($source_uid != 0 && $source_uid != $current_uid) {
            // 源是别人的个人库
            Utils::throwError('20003:无权限访问该资产');
        } elseif ($source_uid == $current_uid && $target_uid == 0) {
            // 个人库推送给公共库（不允许）
            Utils::throwError('20003:不允许将个人资产推送到公共库');
        } elseif ($source_uid != 0 && $target_uid != 0 && $source_uid != $target_uid) {
            // 不同用户的个人库之间推送（不允许）
            Utils::throwError('20003:不允许推送到其他用户的个人库');
        } else {
            // 其他未知情况
            Utils::throwError('20003:不允许的推送操作');
        }
    }
    
    /**
     * 复制单个资产
     * @param object $sourceProduct 源资产对象
     * @param int $targetParentId 目标父文件夹ID
     * @param int $targetLevel 目标层级
     * @param int $cpid 公司ID
     * @param int $targetUid 目标用户ID
     * @return int 返回新资产ID
     */
    private function copyProduct($sourceProduct, $targetParentId, $targetLevel, $cpid, $targetUid, $productType = null) {
        // 如果指定了 productType，使用指定的；否则使用源的 product 类型
        $finalProductType = ($productType !== null) ? $productType : $sourceProduct->product;
        
        $newProductData = [
            'user_id' => $targetUid,
            'cpid' => $cpid,
            'type' => 1,
            'parent_id' => $targetParentId,
            'level' => $targetLevel,
            'product_name' => $sourceProduct->product_name,
            'url' => $sourceProduct->url,
            'pic_prompt' => $sourceProduct->pic_prompt ?? '',
            'three_view_image_url' => $sourceProduct->three_view_image_url ?? '',
            'product' => $finalProductType,
            'versions' => $sourceProduct->versions ?? '',
            'sort_order' => time(),
            'is_deleted' => 0,
            'created_at' => date('Y-m-d H:i:s'),
            'updated_at' => date('Y-m-d H:i:s')
        ];
        
        return DB::table('mp_products')->insertGetId($newProductData);
    }
    
    /**
     * 递归复制文件夹及其子项
     * @param object $sourceFolder 源文件夹对象
     * @param int $targetParentId 目标父文件夹ID
     * @param int $targetLevel 目标层级
     * @param int $cpid 公司ID
     * @param int $targetUid 目标用户ID
     * @param int $sourceUid 源用户ID
     * @return int 返回新文件夹ID
     */
    private function copyFolderRecursive($sourceFolder, $targetParentId, $targetLevel, $cpid, $targetUid, $sourceUid, $productType = null) {
        // 如果指定了 productType，使用指定的；否则使用源的 product 类型
        $finalProductType = ($productType !== null) ? $productType : $sourceFolder->product;
        
        // 创建新文件夹
        $newFolderData = [
            'user_id' => $targetUid,
            'cpid' => $cpid,
            'type' => 2,
            'parent_id' => $targetParentId,
            'level' => $targetLevel,
            'product_name' => $sourceFolder->product_name,
            'product' => $finalProductType,
            'sort_order' => time(),
            'is_deleted' => 0,
            'created_at' => date('Y-m-d H:i:s'),
            'updated_at' => date('Y-m-d H:i:s')
        ];
        
        $newFolderId = DB::table('mp_products')->insertGetId($newFolderData);
        
        // 获取源文件夹下的所有子项
        $children = DB::table('mp_products')
            ->where('parent_id', $sourceFolder->id)
            ->where('cpid', $cpid)
            ->where('user_id', $sourceUid)
            ->where('is_deleted', 0)
            ->orderByRaw('type DESC, sort_order DESC, created_at DESC')
            ->get();
        
        // 递归复制子项（子项继承目标文件夹的 product 类型）
        foreach ($children as $child) {
            if ($child->type == 1) {
                // 资产
                $this->copyProduct($child, $newFolderId, $targetLevel + 1, $cpid, $targetUid, $finalProductType);
            } else {
                // 文件夹
                $this->copyFolderRecursive($child, $newFolderId, $targetLevel + 1, $cpid, $targetUid, $sourceUid, $finalProductType);
            }
        }
        
        return $newFolderId;
    }

    /**
     * 转让剧本归属（剧本及其关联资产）
     *
     * 仅调整 mp_scripts.user_id 与 mp_products.user_id，其他表保持不变。
     * 权限：仅 admin / superadmin 可操作；目标用户必须是同组（cpid 相同）且角色为 user（组员）的用户，禁止跨组转让。
     * 多个剧本逐个独立事务处理，单个剧本失败不影响其他剧本；
     * 单个剧本内的剧本记录与关联资产必须全部更新成功，否则整体回滚。
     *
     * @param array $data 请求参数：script_ids（数组或英文逗号分隔，兼容单个 script_id）、target_user_id
     * @return array
     */
    public function transferScriptOwner($data) {
        $operatorRole = Site::getRole();
        $operatorCpid = Site::getCpid();

        // 1.权限校验：仅管理员和超管可操作
        if (!in_array($operatorRole, ['admin', 'superadmin'], true)) {
            Utils::throwError(ErrorConst::NOT_ACCESS);
        }

        // 2.目标用户校验：必须存在且角色为 user（组员）
        $targetUserId = (int)getProp($data, 'target_user_id', 0);
        if ($targetUserId < 1) {
            Utils::throwError('1002:请选择转让的目标用户');
        }

        $targetUser = DB::table('mp_manage_users')
            ->where('id', $targetUserId)
            ->where('is_deleted', 0)
            ->first();

        if (!$targetUser) {
            Utils::throwError('20003:目标用户不存在');
        }
        if ((string)getProp($targetUser, 'role') !== 'user') {
            Utils::throwError('20003:只能转让给角色为组员(user)的用户');
        }

        $targetCpid = (int)getProp($targetUser, 'cpid');

        // 3.规范化剧本ID列表（兼容数组、逗号分隔字符串、script_id 单值）
        $rawScriptIds = getProp($data, 'script_ids');
        if (empty($rawScriptIds)) {
            $rawScriptIds = getProp($data, 'script_id');
        }
        $scriptIds = $this->normalizeIdList($rawScriptIds);
        if (empty($scriptIds)) {
            Utils::throwError('20003:请提供剧本ID');
        }

        // 预取剧本名称，便于失败结果中回显
        $scriptNameMap = DB::table('mp_scripts')
            ->whereIn('id', $scriptIds)
            ->pluck('script_name', 'id')
            ->all();

        $successList = [];
        $failedList = [];

        // 4.逐个剧本独立事务处理，单个失败不影响其他剧本
        foreach ($scriptIds as $scriptId) {
            DB::beginTransaction();

            try {
                $successList[] = $this->transferSingleScriptOwner(
                    $scriptId,
                    $targetUserId,
                    $targetCpid,
                    $operatorRole,
                    $operatorCpid,
                    Site::getUid()
                );

                DB::commit();
            } catch (\Throwable $e) {
                DB::rollBack();

                $failedList[] = [
                    'script_id'   => (int)$scriptId,
                    'script_name' => (string)($scriptNameMap[$scriptId] ?? ''),
                    'reason'      => $e->getMessage() !== '' ? $e->getMessage() : '转让失败',
                ];

                dLog('anime')->error('剧本归属转让失败', [
                    'script_id'      => $scriptId,
                    'target_user_id' => $targetUserId,
                    'operator_uid'   => Site::getUid(),
                    'error'          => $e->getMessage(),
                ]);
            }
        }

        return [
            'target_user_id' => $targetUserId,
            'success_count'  => count($successList),
            'failed_count'   => count($failedList),
            'success_list'   => $successList,
            'failed_list'    => $failedList,
        ];
    }

    /**
     * 单个剧本的归属转让（需在事务中调用）
     *
     * @param int    $scriptId      剧本ID
     * @param int    $targetUserId  目标用户ID
     * @param int    $targetCpid    目标用户所属公司ID
     * @param string $operatorRole  操作人角色
     * @param int    $operatorCpid  操作人所属公司ID
     * @param int    $operatorUid   操作人用户ID
     * @return array
     */
    private function transferSingleScriptOwner($scriptId, $targetUserId, $targetCpid, $operatorRole, $operatorCpid, $operatorUid) {
        $script = DB::table('mp_scripts')
            ->where('id', $scriptId)
            ->where('is_deleted', 0)
            ->first();

        if (!$script) {
            Utils::throwError('20003:剧本不存在');
        }

        $scriptCpid = (int)getProp($script, 'cpid');
        $fromUserId = (int)getProp($script, 'user_id');

        // 管理员仅可操作本组剧本
        if ($operatorRole !== 'superadmin' && $scriptCpid !== $operatorCpid) {
            Utils::throwError(ErrorConst::NOT_ACCESS);
        }

        // 管理员仅可转让自己创建的剧本（超管不做此验证）
        if ($operatorRole !== 'superadmin' && $fromUserId !== (int)$operatorUid) {
            Utils::throwError('20003:管理员仅能转让自己创建的剧本和资产');
        }

        // 禁止跨组转让：目标用户必须与剧本同组
        if ($targetCpid !== $scriptCpid) {
            Utils::throwError('20003:不能跨组转让，目标用户与剧本不在同一组');
        }

        // 关联资产ID（同一资产可能关联多个剧集序号，需去重）
        $productIds = $this->normalizeIdList(
            DB::table('mp_script_product_mappings')
                ->where('script_id', $scriptId)
                ->pluck('product_id')
                ->all()
        );

        $folderIds = [];

        if (!empty($productIds)) {
            $products = DB::table('mp_products')
                ->whereIn('id', $productIds)
                ->select('id', 'cpid', 'parent_id', 'user_id')
                ->get();

            // 关联资产必须全部存在，否则视为数据异常，不提交
            if ($products->count() !== count($productIds)) {
                Utils::throwError('20003:剧本存在已丢失的关联资产，无法完成转让');
            }

            foreach ($products as $product) {
                // 关联资产必须与剧本同组，避免误转让跨组资产
                if ((int)getProp($product, 'cpid') !== $scriptCpid) {
                    Utils::throwError('20003:剧本存在跨组关联资产，无法完成转让');
                }

                $parentId = (int)getProp($product, 'parent_id', 0);
                if ($parentId > 0 && !in_array($parentId, $folderIds, true)) {
                    $folderIds[] = $parentId;
                }
            }

            // 仅转让归属于原剧本所有者的资产
            $folderIds = DB::table('mp_products')
                ->whereIn('id', $folderIds)
                ->where('type', 2)
                ->where('cpid', $scriptCpid)
                ->where('user_id', $fromUserId)
                ->pluck('id')
                ->map('intval')
                ->all();

            // 管理员仅可转让自己创建的资产及其所属文件夹（超管不做此验证）
            if ($operatorRole !== 'superadmin') {
                foreach ($products as $product) {
                    if ((int)getProp($product, 'user_id') !== (int)$operatorUid) {
                        Utils::throwError('20003:管理员仅能转让自己创建的剧本和资产');
                    }
                }

                foreach ($products as $product) {
                    $parentId = (int)getProp($product, 'parent_id', 0);
                    if ($parentId > 0 && !in_array($parentId, $folderIds, true)) {
                        Utils::throwError('20003:管理员仅能转让自己创建的剧本和资产');
                    }
                }
            }
        }

        $now = now();

        // 5.更新剧本归属
        DB::table('mp_scripts')
            ->where('id', $scriptId)
            ->update([
                'user_id'    => $targetUserId,
                'updated_at' => $now,
            ]);

        // 6.更新关联资产归属
        if (!empty($productIds)) {
            DB::table('mp_products')
                ->whereIn('id', $productIds)
                ->update([
                    'user_id'    => $targetUserId,
                    'updated_at' => $now,
                ]);
        }

        // 7.更新资产所属的类型根文件夹归属（文件夹属于 mp_products，随资产一并转让）
        if (!empty($folderIds)) {
            DB::table('mp_products')
                ->whereIn('id', $folderIds)
                ->update([
                    'user_id'    => $targetUserId,
                    'updated_at' => $now,
                ]);
        }

        // 8.校验剧本与资产是否全部更新成功，任一未成功则回滚
        $scriptOwner = (int)DB::table('mp_scripts')->where('id', $scriptId)->value('user_id');
        if ($scriptOwner !== $targetUserId) {
            Utils::throwError('20003:剧本归属更新失败');
        }

        if (!empty($productIds)) {
            $updatedProductCount = DB::table('mp_products')
                ->whereIn('id', $productIds)
                ->where('user_id', $targetUserId)
                ->count();

            if ($updatedProductCount !== count($productIds)) {
                Utils::throwError('20003:部分剧本资产转让失败，已回滚');
            }
        }

        if (!empty($folderIds)) {
            $updatedFolderCount = DB::table('mp_products')
                ->whereIn('id', $folderIds)
                ->where('user_id', $targetUserId)
                ->count();

            if ($updatedFolderCount !== count($folderIds)) {
                Utils::throwError('20003:部分资产文件夹转让失败，已回滚');
            }
        }

        return [
            'script_id'     => (int)$scriptId,
            'script_name'   => (string)getProp($script, 'script_name', ''),
            'from_user_id'  => $fromUserId,
            'to_user_id'    => $targetUserId,
            'product_count' => count($productIds),
            'folder_count'  => count($folderIds),
        ];
    }

    /**
     * 规范化ID列表，兼容数组、逗号分隔字符串以及字符串数组
     *
     * @param mixed $ids 待处理的ID集合
     * @return array 去重后的正整数ID数组
     */
    private function normalizeIdList($ids) {
        if (!is_array($ids)) {
            $ids = explode(',', (string)$ids);
        }

        $result = [];
        foreach ($ids as $item) {
            if (is_array($item)) {
                continue;
            }
            foreach (explode(',', (string)$item) as $part) {
                $part = trim($part);
                if ($part !== '' && is_numeric($part) && (int)$part > 0) {
                    $result[] = (int)$part;
                }
            }
        }

        return array_values(array_unique($result));
    }

    /**
     * 通过 Excel 批量导入剧本资产（独立实现，不依赖 saveScriptProducts）
     *
     * 流程：
     * 1. 校验剧本存在且属于当前用户
     * 2. 解析 Excel 并校验强制列与数据完整性（资产类型/资产名称/使用范围/参考提示词）
     * 3. 名称去重（与 Excel 内及该剧本已有关联资产比对）
     * 4. 事务内创建类型文件夹、资产与剧本映射
     * 5. 为没有图片的资产创建图片生成任务，生成中返回 SSE 轮询
     *
     * @param array $data 请求参数
     * @param \Illuminate\Http\UploadedFile $file 上传的 Excel 文件
     * @return array|\Generator
     */
    public function importScriptProductsByExcel($data, $file) {
        $uid = Site::getUid();
        $cpid = Site::getCpid();
        $script_id = (int)getProp($data, 'script_id', 0);

        if (!$script_id) {
            Utils::throwError('20003:请提供剧本ID');
        }

        // 验证剧本是否存在，且只能导入自己创建的剧本
        $script = DB::table('mp_scripts')
            ->where('id', $script_id)
            ->where('is_deleted', 0)
            ->where('user_id', $uid)
            ->first();

        if (!$script) {
            Utils::throwError('20003:剧本不存在或无权限操作');
        }

        $script_name = $script->script_name ?? 'script_' . $script_id;

        // 校验上传文件
        if (!$file) {
            Utils::throwError('20003:请上传Excel文件');
        }

        $extension = strtolower($file->getClientOriginalExtension());
        if (!in_array($extension, ['xlsx', 'xls'])) {
            Utils::throwError('20003:文件格式错误，仅支持 xlsx、xls 格式');
        }

        if ($file->getSize() > 10 * 1024 * 1024) {
            Utils::throwError('20003:文件大小不能超过10M');
        }

        // 解析 Excel（第一行为表头）
        $rows = $this->readImportExcelRows($file);
        if (empty($rows)) {
            Utils::throwError('20003:Excel内容为空');
        }

        $headers = array_shift($rows);

        // 定位强制列
        $typeColumnIndex = $this->findImportExcelColumnIndex($headers, ['资产类型'], ['资产类型', '类型']);
        $nameColumnIndex = $this->findImportExcelColumnIndex($headers, ['资产名称'], ['资产名称', '名称']);
        $rangeColumnIndex = $this->findImportExcelColumnIndex($headers, ['使用范围'], ['使用范围', '范围']);
        $promptColumnIndex = $this->findImportExcelColumnIndex($headers, ['参考提示词', '提示词'], ['提示词']);

        $missingColumns = [];
        if ($typeColumnIndex < 0) {
            $missingColumns[] = '资产类型';
        }
        if ($nameColumnIndex < 0) {
            $missingColumns[] = '资产名称';
        }
        if ($rangeColumnIndex < 0) {
            $missingColumns[] = '使用范围';
        }
        if ($promptColumnIndex < 0) {
            $missingColumns[] = '参考提示词';
        }

        if (!empty($missingColumns)) {
            Utils::throwError('20003:Excel缺少必填列：' . implode('、', $missingColumns));
        }

        // 先整体校验 Excel 数据，所有异常行一次性返回
        $validation = $this->validateImportExcelRows(
            $rows,
            $typeColumnIndex,
            $nameColumnIndex,
            $rangeColumnIndex,
            $promptColumnIndex
        );
        $errors = $validation['errors'];
        $checkedRows = $validation['checked_rows'];

        if (empty($checkedRows)) {
            $errors[] = 'Excel中没有有效的数据行';
        }

        if (!empty($errors)) {
            Utils::throwError('20003:Excel数据校验失败：' . implode('；', $errors));
        }

        // 名称去重：Excel 内部 + 该剧本已关联资产（按 createProduct 的名称判断逻辑）
        $existingNames = $this->getScriptProductNames($script_id, $cpid);
        $dedupResult = $this->deduplicateImportRows($checkedRows, $existingNames);
        $validRows = $dedupResult['valid_rows'];
        $skipped = $dedupResult['skipped'];

        // 图片生成参数（与 saveScriptProducts 保持一致的校验规则）
        $model = getProp($data, 'model');
        if (!$model) {
            $model = 'gpt-image-2';
        }
        if (!DB::table('mp_image_models')->where('model', $model)->where('is_enabled', 1)->exists()) {
            Utils::throwError('20003:该模型已不可用，请更换！');
        }

        $ratio = getProp($data, 'ratio', '9:16');
        $resolution = strtolower(getProp($data, 'resolution', '2k'));
        $sizeMap = BaseConst::IMAGE_RESOLUTION_SIZE_MAP;

        if (!isset($sizeMap[$resolution])) {
            Utils::throwError('20003:分辨率参数错误，仅支持 2k、3k、4k');
        }
        if (!isset($sizeMap[$resolution][$ratio])) {
            Utils::throwError('20003:宽高比参数错误，该分辨率下不支持 ' . $ratio . ' 比例');
        }

        $width = $sizeMap[$resolution][$ratio]['width'];
        $height = $sizeMap[$resolution][$ratio]['height'];

        $autoRaw = getProp($data, 'auto_generate_images', true);
        $auto_generate_images = !in_array($autoRaw, [false, 0, '0', 'false', 'False'], true);

        // 创建/复用任务中心记录（md5 验重，避免重复任务）
        $taskCenterId = $this->createScriptProductTaskCenter(
            $uid,
            $cpid,
            $script_id,
            $validRows,
            $model,
            $ratio,
            $resolution,
            $auto_generate_images
        );

        // 全部为重复项：参照 saveScriptProducts，检查已存在资产的图片状态，缺图的补建任务
        if (empty($validRows)) {
            $existingTaskInfo = $this->prepareExistingScriptProductTasks(
                $script_id,
                $model,
                $width,
                $height,
                $auto_generate_images
            );

            $productTaskMap = $existingTaskInfo['product_task_map'];
            $typeFolderIds = $existingTaskInfo['type_folder_ids'];

            if (!empty($productTaskMap)) {
                $message = 'Excel中的资产均已存在，正在为缺少图片的资产生成图片';
            } elseif (!$existingTaskInfo['has_all_tasks']) {
                $message = 'Excel中的资产均已存在，部分资产没有参考提示词，无法生成图片';
            } else {
                $message = 'Excel中的资产均已存在，且图片已全部生成完成';
            }

            $resultData = [
                'success'             => true,
                'message'             => $message,
                'script_id'           => $script_id,
                'script_name'         => $script_name,
                'imported_count'      => 0,
                'existing_products'   => $existingTaskInfo['product_count'],
                'skipped_count'       => count($skipped),
                'skipped'             => $skipped,
                'created_products'    => [],
                'type_folder_ids'     => $typeFolderIds,
                'pending_tasks_count' => count($productTaskMap),
                'image_tasks_created' => $existingTaskInfo['created_count'],
                'task_center_id'      => $taskCenterId,
            ];

            // 有需要轮询的任务（已有任务或本次补建）：走 SSE 轮询
            if (!empty($productTaskMap)) {
                return $this->pollProductImageTasks(
                    $script_id,
                    $script_name,
                    $productTaskMap,
                    $typeFolderIds,
                    $taskCenterId,
                    ['import_result' => $resultData],
                    ['import_result' => $resultData]
                );
            }

            // 没有需要轮询的任务：直接通过 complete 事件返回导入结果
            return $this->streamImportComplete($script_id, $script_name, $resultData, $typeFolderIds, $taskCenterId);
        }

        // 事务内创建资产、类型文件夹与剧本映射
        $typeFolderIds = [];
        $createdProducts = [];
        $mappingRecords = [];
        $now = now();

        DB::beginTransaction();
        try {
            foreach ($validRows as $row) {
                $type = $row['type'];

                if (!isset($typeFolderIds[$type])) {
                    // 与 createProduct 一致：先查找该剧本已存在的类型文件夹，没有则创建
                    $folder = DB::table('mp_products')
                        ->where('cpid', $cpid)
                        ->where('type', 2)
                        ->where('product', $type)
                        ->where('product_name', $script_name)
                        ->where('parent_id', 0)
                        ->where('is_deleted', 0)
                        ->first();

                    if ($folder) {
                        $typeFolderIds[$type] = $folder->id;
                    } else {
                        $typeFolderIds[$type] = DB::table('mp_products')->insertGetId([
                            'user_id'      => $uid,
                            'cpid'         => $cpid,
                            'type'         => 2, // 文件夹
                            'product'      => $type, // 1=角色 2=场景 3=道具
                            'parent_id'    => 0,
                            'level'        => 1,
                            'product_name' => $script_name,
                            'sort_order'   => time() + $type,
                            'is_deleted'   => 0,
                            'created_at'   => $now,
                            'updated_at'   => $now,
                        ]);
                    }
                }

                $folder_id = $typeFolderIds[$type];

                $product_id = DB::table('mp_products')->insertGetId([
                    'user_id'      => $uid,
                    'cpid'         => $cpid,
                    'type'         => 1, // 资产
                    'product'      => $type,
                    'parent_id'    => $folder_id,
                    'level'        => 2,
                    'product_name' => $row['product_name'],
                    'pic_prompt'   => $row['pic_prompt'],
                    'sort_order'   => time(),
                    'is_deleted'   => 0,
                    'created_at'   => $now,
                    'updated_at'   => $now,
                ]);

                $createdProducts[] = [
                    'id'           => $product_id,
                    'type'         => $type,
                    'product_name' => $row['product_name'],
                    'pic_prompt'   => $row['pic_prompt'],
                ];

                // 为每个使用范围（集数）创建映射记录
                foreach ($row['episode_numbers'] as $episodeNumber) {
                    $mappingRecords[] = [
                        'script_id'      => $script_id,
                        'product_id'     => $product_id,
                        'episode_number' => $episodeNumber,
                        'created_at'     => $now,
                        'updated_at'     => $now,
                    ];
                }
            }

            // 批量插入映射数据（使用 insertOrIgnore 避免重复插入）
            DB::table('mp_script_product_mappings')->insertOrIgnore($mappingRecords);

            // 剧本已有资产，同步更新is_products标记
            DB::table('mp_scripts')->where('id', $script_id)->update([
                'is_products' => 1,
                'updated_at'  => $now,
            ]);

            DB::commit();
        } catch (\Exception $e) {
            DB::rollback();

            if ($taskCenterId) {
                $this->taskCenterService->updateTask($taskCenterId, [
                    'status'        => MpTaskCenter::STATUS_FAILED,
                    'error_message' => $e->getMessage(),
                ]);
            }

            dLog('anime')->error('Excel导入剧本资产失败: ' . $e->getMessage(), [
                'script_id' => $script_id,
                'error'     => $e->getMessage(),
                'trace'     => $e->getTraceAsString(),
            ]);

            Utils::throwError('20003:Excel导入剧本资产失败：' . $e->getMessage());
        }

        // 参照 saveScriptProducts：为新建资产以及已存在但缺图的资产统一补建图片生成任务
        $existingTaskInfo = $this->prepareExistingScriptProductTasks(
            $script_id,
            $model,
            $width,
            $height,
            $auto_generate_images
        );

        $productTaskMap = $existingTaskInfo['product_task_map'];

        $resultData = [
            'success'             => true,
            'message'             => '导入完成',
            'script_id'           => $script_id,
            'script_name'         => $script_name,
            'imported_count'      => count($createdProducts),
            'skipped_count'       => count($skipped),
            'skipped'             => $skipped,
            'created_products'    => array_map(function ($item) {
                return [
                    'id'           => $item['id'],
                    'type'         => $item['type'],
                    'product_name' => $item['product_name'],
                ];
            }, $createdProducts),
            'type_folder_ids'     => $typeFolderIds,
            'pending_tasks_count' => count($productTaskMap),
            'image_tasks_created' => $existingTaskInfo['created_count'],
            'task_center_id'      => $taskCenterId,
        ];

        // 有待生成的图片任务：返回 SSE 轮询结果（导入统计在 init 与 complete 事件中）
        if (!empty($productTaskMap)) {
            return $this->pollProductImageTasks(
                $script_id,
                $script_name,
                $productTaskMap,
                $typeFolderIds,
                $taskCenterId,
                ['import_result' => $resultData],
                ['import_result' => $resultData]
            );
        }

        // 没有需要轮询的任务：直接通过 complete 事件返回导入结果
        return $this->streamImportComplete($script_id, $script_name, $resultData, $typeFolderIds, $taskCenterId);
    }

    /**
     * 校验 Excel 数据行（先校验完毕，再进行后续逻辑）
     *
     * @param array $rows
     * @param int $typeColumnIndex
     * @param int $nameColumnIndex
     * @param int $rangeColumnIndex
     * @param int $promptColumnIndex
     * @return array ['errors' => [], 'checked_rows' => []]
     */
    private function validateImportExcelRows(array $rows, $typeColumnIndex, $nameColumnIndex, $rangeColumnIndex, $promptColumnIndex) {
        $errors = [];
        $checkedRows = [];

        foreach ($rows as $rowIndex => $row) {
            // 数据从第2行开始（表头占第1行）
            $excelRowNo = $rowIndex + 2;

            if (!is_array($row) || $this->isImportExcelRowEmpty($row)) {
                continue;
            }

            $typeRaw = trim((string)($row[$typeColumnIndex] ?? ''));
            $nameRaw = trim((string)($row[$nameColumnIndex] ?? ''));
            $rangeRaw = trim((string)($row[$rangeColumnIndex] ?? ''));
            $promptRaw = trim((string)($row[$promptColumnIndex] ?? ''));

            $missingFields = [];
            if ($typeRaw === '') {
                $missingFields[] = '资产类型';
            }
            if ($nameRaw === '') {
                $missingFields[] = '资产名称';
            }
            if ($rangeRaw === '') {
                $missingFields[] = '使用范围';
            }
            if ($promptRaw === '') {
                $missingFields[] = '参考提示词';
            }

            if (!empty($missingFields)) {
                $errors[] = "第{$excelRowNo}行：" . implode('、', $missingFields) . '不能为空';
                continue;
            }

            // 资产类型校验
            $productType = $this->resolveImportProductType($typeRaw);
            if (!$productType) {
                $errors[] = "第{$excelRowNo}行：资产类型「{$typeRaw}」不正确，仅支持 角色/场景/道具";
                continue;
            }

            // 资产名称去除两边特殊符号
            $productName = $this->normalizeImportProductName($nameRaw);
            if ($productName === '') {
                $errors[] = "第{$excelRowNo}行：资产名称「{$nameRaw}」去除特殊符号后为空";
                continue;
            }

            if (mb_strlen($productName, 'UTF-8') > 64) {
                $errors[] = "第{$excelRowNo}行：资产名称「{$productName}」超过64个字符";
                continue;
            }

            // 解析使用范围（逗号分隔的集数）
            $episodeNumbers = $this->parseImportEpisodeNumbers($rangeRaw);
            if (empty($episodeNumbers)) {
                $errors[] = "第{$excelRowNo}行：使用范围「{$rangeRaw}」格式错误，仅支持数字或逗号分隔的数字";
                continue;
            }

            $checkedRows[] = [
                'row'             => $excelRowNo,
                'type'            => $productType,
                'product_name'    => $productName,
                'episode_numbers' => $episodeNumbers,
                'pic_prompt'      => $promptRaw,
            ];
        }

        return [
            'errors'       => $errors,
            'checked_rows' => $checkedRows,
        ];
    }

    /**
     * Excel 资产名称去重：Excel 内部 + 剧本已有关联资产
     *
     * @param array $checkedRows
     * @param array $existingNames 剧本已有关联资产名称集合（name => true）
     * @return array ['valid_rows' => [], 'skipped' => []]
     */
    private function deduplicateImportRows(array $checkedRows, array $existingNames) {
        $seenNames = [];
        $validRows = [];
        $skipped = [];

        foreach ($checkedRows as $row) {
            $nameKey = $row['product_name'];
            $typeText = $this->getImportProductTypeText($row['type']);

            if (isset($seenNames[$nameKey])) {
                $skipped[] = [
                    'row'          => $row['row'],
                    'type'         => $typeText,
                    'product_name' => $row['product_name'],
                    'reason'       => 'Excel中资产名称重复',
                ];
                continue;
            }

            if (isset($existingNames[$nameKey])) {
                $skipped[] = [
                    'row'          => $row['row'],
                    'type'         => $typeText,
                    'product_name' => $row['product_name'],
                    'reason'       => '剧本中已存在同名资产',
                ];
                continue;
            }

            $seenNames[$nameKey] = true;
            $validRows[] = $row;
        }

        return [
            'valid_rows' => $validRows,
            'skipped'    => $skipped,
        ];
    }

    /**
     * 读取 Excel 文件为二维数组（第一行为表头）
     *
     * @param \Illuminate\Http\UploadedFile $file
     * @return array
     */
    private function readImportExcelRows($file) {
        try {
            $reader = IOFactory::createReaderForFile($file->getRealPath());
            $reader->setReadDataOnly(true);

            $spreadsheet = $reader->load($file->getRealPath());
            $sheet = $spreadsheet->getSheet(0);
            $rows = $sheet->toArray(null, true, true, false);

            $spreadsheet->disconnectWorksheets();
            unset($spreadsheet);

            return $rows;
        } catch (\Exception $e) {
            dLog('anime')->error('Excel文件解析失败', [
                'error' => $e->getMessage(),
            ]);

            Utils::throwError('20003:Excel文件解析失败，请确认文件格式正确');
        }
    }

    /**
     * 查找 Excel 表头列索引（先精确匹配，再模糊匹配）
     *
     * @param array $headers
     * @param array $exactKeywords
     * @param array $fuzzyKeywords
     * @return int
     */
    private function findImportExcelColumnIndex(array $headers, array $exactKeywords, array $fuzzyKeywords) {
        foreach ($headers as $index => $header) {
            $header = trim((string)$header);
            if ($header === '') {
                continue;
            }

            foreach ($exactKeywords as $keyword) {
                if ($header === $keyword) {
                    return $index;
                }
            }
        }

        foreach ($headers as $index => $header) {
            $header = trim((string)$header);
            if ($header === '') {
                continue;
            }

            foreach ($fuzzyKeywords as $keyword) {
                if (mb_strpos($header, $keyword) !== false) {
                    return $index;
                }
            }
        }

        return -1;
    }

    /**
     * 判断 Excel 行是否为空行
     *
     * @param array $row
     * @return bool
     */
    private function isImportExcelRowEmpty(array $row) {
        foreach ($row as $cell) {
            if (trim((string)$cell) !== '') {
                return false;
            }
        }

        return true;
    }

    /**
     * 资产名称去除两边特殊符号（与 createProduct 保持一致）
     *
     * @param string $name
     * @return string
     */
    private function normalizeImportProductName($name) {
        $name = trim((string)$name);
        $name = preg_replace('/^[\s*\[\]【】［］{}｛｝\x{3000}]+|[\s*\[\]【】［］{}｛｝\x{3000}]+$/u', '', $name);

        if (!$name || preg_match('/^[-—_]+$/u', $name)) {
            return '';
        }

        return $name;
    }

    /**
     * 解析 Excel 中的资产类型
     *
     * @param string $value
     * @return int|null 1=角色 2=场景 3=道具
     */
    private function resolveImportProductType($value) {
        $value = trim((string)$value);
        $map = [
            '角色' => 1,
            '主体' => 1,
            '人物' => 1,
            '1'    => 1,
            '场景' => 2,
            '2'    => 2,
            '道具' => 3,
            '3'    => 3,
        ];

        return isset($map[$value]) ? $map[$value] : null;
    }

    /**
     * 资产类型文案
     *
     * @param int $type
     * @return string
     */
    private function getImportProductTypeText($type) {
        $map = [1 => '角色', 2 => '场景', 3 => '道具'];

        return isset($map[$type]) ? $map[$type] : (string)$type;
    }

    /**
     * 解析使用范围（逗号分隔的集数）
     *
     * @param string $value
     * @return array
     */
    private function parseImportEpisodeNumbers($value) {
        $parts = preg_split('/[,，、\s]+/u', trim((string)$value));
        $episodeNumbers = [];

        foreach ($parts as $part) {
            if ($part === '') {
                continue;
            }

            if (!is_numeric($part)) {
                return [];
            }

            $episodeNumbers[] = (int)$part;
        }

        $episodeNumbers = array_values(array_unique($episodeNumbers));
        sort($episodeNumbers);

        return $episodeNumbers;
    }

    /**
     * 获取剧本已关联资产名称集合（按 createProduct 的名称判断逻辑）
     *
     * @param int $script_id
     * @param int $cpid
     * @return array
     */
    private function getScriptProductNames($script_id, $cpid) {
        $products = DB::table('mp_script_product_mappings as m')
            ->join('mp_products as p', 'm.product_id', '=', 'p.id')
            ->where('m.script_id', $script_id)
            ->where('p.cpid', $cpid)
            ->where('p.type', 1)
            ->where('p.is_deleted', 0)
            ->get(['p.product_name']);

        $names = [];
        foreach ($products as $product) {
            $name = $this->normalizeImportProductName($product->product_name);
            if ($name !== '') {
                $names[$name] = true;
            }
        }

        return $names;
    }

    /**
     * 获取剧本已关联的资产名称（仅按剧本判重，不区分资产类型）
     *
     * @param int $script_id
     * @return array ['资产名称' => true]
     */
    private function getScriptAssetNames($script_id) {
        $products = DB::table('mp_script_product_mappings as m')
            ->join('mp_products as p', 'm.product_id', '=', 'p.id')
            ->where('m.script_id', $script_id)
            ->where('p.type', 1)
            ->where('p.is_deleted', 0)
            ->get(['p.product_name']);

        $names = [];
        foreach ($products as $product) {
            $name = $this->normalizeImportProductName($product->product_name);
            if ($name !== '') {
                $names[$name] = true;
            }
        }

        return $names;
    }

    /**
     * 校验并提取本次入参中的新增资产行
     *
     * 规则：
     * - 资产名称为空（或仅剩占位符）：跳过
     * - 同一份入参内重名（跨类型）：保留最后一条
     * - 与剧本已关联资产同名（跨类型判重，仅限当前剧本）：不算新增
     * - 新增行的参考提示词为空：直接报错，不进行任何后续处理
     *
     * @param int   $script_id
     * @param mixed $products 入参（数组或 JSON 字符串）
     * @return array [['type' => int, 'product_name' => string, 'pic_prompt' => string, 'episode_numbers' => []]]
     */
    private function extractNewScriptProductRows($script_id, $products) {
        // 兼容 JSON 字符串；无法解析时按"没有新增行"处理，由后续创建逻辑给出原有报错
        if (is_string($products)) {
            $decoded = json_decode($products, true);
            $products = (json_last_error() === JSON_ERROR_NONE) ? $decoded : [];
        }

        if (!is_array($products) || empty($products)) {
            return [];
        }

        $rowMap = [];
        foreach ($products as $productGroup) {
            $type = getProp($productGroup, 'type');
            $content = getProp($productGroup, 'content', []);

            if (!in_array($type, [1, 2, 3]) || empty($content) || count($content) < 2) {
                continue;
            }

            // 获取表头（第一行）并查找关键列的位置
            $headers = $content[0];
            $nameColumnIndex = -1;
            $sequenceColumnIndex = -1;
            $promptColumnIndex = -1;
            $fallbackPromptColumnIndex = -1;

            foreach ($headers as $index => $header) {
                if (strpos($header, '资产名称') !== false || strpos($header, '名称') !== false) {
                    $nameColumnIndex = $index;
                }
                if (strpos($header, '使用范围') !== false || strpos($header, '范围') !== false) {
                    $sequenceColumnIndex = $index;
                }
                if (strpos($header, '参考') !== false && strpos($header, '提示词') !== false) {
                    $promptColumnIndex = $index;
                } elseif (strpos($header, '提示词') !== false && $fallbackPromptColumnIndex === -1) {
                    // 与 Excel 导入保持一致：优先"参考提示词"，否则兼容"提示词"列
                    $fallbackPromptColumnIndex = $index;
                }
            }

            if ($promptColumnIndex === -1) {
                $promptColumnIndex = $fallbackPromptColumnIndex;
            }

            if ($nameColumnIndex === -1) {
                continue;
            }

            for ($i = 1; $i < count($content); $i++) {
                $row = $content[$i];

                if (empty($row) || !isset($row[$nameColumnIndex])) {
                    continue;
                }

                // 处理product_name两边的符号；名称为空或仅剩占位符号则跳过
                $product_name = $this->normalizeImportProductName($row[$nameColumnIndex]);
                if ($product_name === '') {
                    continue;
                }

                $pic_prompt = '';
                if ($promptColumnIndex >= 0 && isset($row[$promptColumnIndex])) {
                    $pic_prompt = trim((string)$row[$promptColumnIndex]);
                }

                // 解析使用范围（逗号分隔的序号），为空时由创建逻辑写入默认映射（序号0）
                $sequences = [];
                $sequence_str = ($sequenceColumnIndex >= 0 && isset($row[$sequenceColumnIndex]))
                    ? trim((string)$row[$sequenceColumnIndex])
                    : '';
                if ($sequence_str !== '') {
                    foreach (array_map('trim', explode(',', $sequence_str)) as $part) {
                        if (is_numeric($part)) {
                            $sequences[] = (int)$part;
                        }
                    }
                }

                // 跨类型判重，同一份入参内重名保留最后一条
                $rowMap[$product_name] = [
                    'type'            => (int)$type,
                    'product_name'    => $product_name,
                    'pic_prompt'      => $pic_prompt,
                    'episode_numbers' => $sequences,
                ];
            }
        }

        // 与剧本已关联资产判重（仅限当前剧本，跨类型）
        $existingNames = $this->getScriptAssetNames($script_id);
        $newRows = [];
        $emptyPromptNames = [];

        foreach ($rowMap as $name => $row) {
            if (isset($existingNames[$name])) {
                continue;
            }

            if ($row['pic_prompt'] === '') {
                $emptyPromptNames[] = $name;
                continue;
            }

            $newRows[] = $row;
        }

        // 新增行的参考提示词为空：直接报错，不进行任何后续处理
        if (!empty($emptyPromptNames)) {
            Utils::throwError('20003:以下新增资产的参考提示词不能为空：' . implode('、', $emptyPromptNames));
        }

        return $newRows;
    }

    /**
     * 已有关联资产的图片任务处理（参照 saveScriptProducts 的处理方式）
     *
     * - 已有图片任务的资产：收集任务ID，交给轮询
     * - 已有图片且生成成功的资产：跳过
     * - 没有图片的资产：允许自动生成时补建图片任务（需要提示词）
     *
     * @param int $script_id
     * @param string $model
     * @param int $width
     * @param int $height
     * @param bool $auto_generate_images
     * @return array ['product_task_map' => [], 'type_folder_ids' => [], 'has_all_tasks' => bool, 'product_count' => int, 'created_count' => int]
     */
    private function prepareExistingScriptProductTasks($script_id, $model, $width, $height, $auto_generate_images) {
        $productTaskMap = [];
        $typeFolderIds = [];
        $hasAllTasks = true;
        $createdCount = 0;

        $existingMappings = DB::table('mp_script_product_mappings')
            ->where('script_id', $script_id)
            ->get();

        $productIds = $existingMappings->pluck('product_id')->unique()->toArray();

        $productsWithTasks = DB::table('mp_products')
            ->whereIn('id', $productIds)
            ->where('is_deleted', 0)
            ->get();

        foreach ($productsWithTasks as $product) {
            // 收集类型文件夹ID
            if ($product->parent_id > 0 && !in_array($product->parent_id, $typeFolderIds)) {
                $parentFolder = DB::table('mp_products')
                    ->where('id', $product->parent_id)
                    ->where('type', 2)
                    ->first();

                if ($parentFolder) {
                    $typeFolderIds[$parentFolder->product] = $parentFolder->id;
                }
            }

            // 检查是否有图片生成任务
            if (!empty($product->pic_task_id)) {
                $productTaskMap[$product->id] = $product->pic_task_id;
            } elseif ($product->url && $product->pic_task_status == '生成成功') {
                continue;
            } else {
                // 有资产没有图片
                $hasAllTasks = false;
            }
        }

        // 为没有图片的资产补建图片生成任务
        if (!$hasAllTasks && $auto_generate_images && $productsWithTasks->isNotEmpty()) {
            DB::beginTransaction();

            try {
                foreach ($productsWithTasks as $product) {
                    // 跳过已有任务的资产
                    if (!empty($product->pic_task_id)) {
                        continue;
                    }

                    // 跳过没有提示词的资产
                    if (empty($product->pic_prompt)) {
                        dLog('anime')->warning('资产没有提示词，跳过图片生成', [
                            'product_id'   => $product->id,
                            'product_name' => $product->product_name,
                        ]);
                        continue;
                    }

                    try {
                        $task = $this->aiImageGenerationService->createImageGenerationTask([
                            'prompt'       => $product->pic_prompt,
                            'model'        => $model,
                            'ref_img_urls' => [],
                            'width'        => $width,
                            'height'       => $height,
                        ]);

                        $task_id = $task->id;
                        if ($task_id) {
                            $productTaskMap[$product->id] = $task_id;
                            $createdCount++;

                            DB::table('mp_products')
                                ->where('id', $product->id)
                                ->update([
                                    'pic_task_id'     => $task_id,
                                    'pic_task_status' => '生成中',
                                    'updated_at'      => now(),
                                ]);

                            dLog('anime')->info('为已存在资产创建图片生成任务', [
                                'product_id' => $product->id,
                                'task_id'    => $task_id,
                            ]);
                        }
                    } catch (\Exception $e) {
                        dLog('anime')->error('创建资产图片生成任务失败', [
                            'product_id' => $product->id,
                            'error'      => $e->getMessage(),
                        ]);

                        DB::table('mp_products')
                            ->where('id', $product->id)
                            ->update([
                                'pic_task_status' => '生成失败',
                                'updated_at'      => now(),
                            ]);
                    }
                }

                DB::commit();
            } catch (\Exception $e) {
                DB::rollback();

                dLog('anime')->error('为已存在资产创建图片任务失败', [
                    'script_id' => $script_id,
                    'error'     => $e->getMessage(),
                ]);

                Utils::throwError('20003:创建图片任务失败：' . $e->getMessage());
            }
        }

        return [
            'product_task_map' => $productTaskMap,
            'type_folder_ids'  => $typeFolderIds,
            'has_all_tasks'    => $hasAllTasks,
            'product_count'    => count($productIds),
            'created_count'    => $createdCount,
        ];
    }

    /**
     * 保存剧本资产关联关系
     * @param array $data 请求参数
     * @return bool
     */
    public function saveScriptProducts($data) {
        $uid = Site::getUid();
        $cpid = Site::getCpid();
        $script_id = getProp($data, 'script_id');
        $products = getProp($data, 'products', []);
        $auto_generate_images = getProp($data, 'auto_generate_images', true); // 是否自动生成图片，默认true

        if (!$script_id) {
            Utils::throwError('20003:请提供剧本ID');
        }

        // 验证剧本是否存在
        $script = DB::table('mp_scripts')
            ->where('id', $script_id)
            ->where('is_deleted', 0)
            ->first();
            
        if (!$script) {
            Utils::throwError('20003:剧本不存在');
        }

        // 处理图片模型
        $model = getProp($data, 'model');
        if (!$model) {
            // 使用默认模型
            $model = 'gpt-image-2';
        }
        // 验证模型是否在可用模型表中
        if (!DB::table('mp_image_models')->where('model', $model)->where('is_enabled', 1)->exists()) {
            Utils::throwError('20003:该模型已不可用,请更换!');
        }
        $ratio = getProp($data, 'ratio', '9:16');
        $resolution = getProp($data, 'resolution', '2k');

        // 分辨率档位与尺寸映射统一从 BaseConst 获取
        $sizeMap = BaseConst::IMAGE_RESOLUTION_SIZE_MAP;
        
        // 参数验证
        $resolution = strtolower($resolution);
        if (!isset($sizeMap[$resolution])) {
            Utils::throwError('20003:分辨率参数错误，仅支持 2k、3k、4k');
        }
        
        if (!isset($sizeMap[$resolution][$ratio])) {
            Utils::throwError('20003:宽高比参数错误，该分辨率下不支持 ' . $ratio . ' 比例');
        }
        
        // 根据 ratio 和 resolution 确定宽高
        $width = $sizeMap[$resolution][$ratio]['width'];
        $height = $sizeMap[$resolution][$ratio]['height'];
        
        $script_name = $script->script_name ?? 'script_' . $script_id;
        
        // 先校验并提取本次入参中的新增资产行：
        // 新增行的参考提示词为空时直接报错，不写任何数据、不创建任务中心记录
        $newRows = $this->extractNewScriptProductRows($script_id, $products);

        // 根据入参创建/复用任务中心记录（params md5 验重，避免重复任务）
        $taskCenterId = $this->createScriptProductTaskCenter(
            $uid,
            $cpid,
            $script_id,
            $products,
            $model,
            $ratio,
            $resolution,
            $auto_generate_images
        );

        // 检查是否已经有该剧本的资产数据
        $existingMappings = DB::table('mp_script_product_mappings')
            ->where('script_id', $script_id)
            ->get();
        
        // 已有资产且本次没有新增行时，走原有的"已存在"处理；否则走下方创建逻辑
        if ($existingMappings->isNotEmpty() && empty($newRows)) {
            // 已存在资产映射，检查是否所有资产都有图片生成任务
            $productIds = $existingMappings->pluck('product_id')->unique()->toArray();
            
            // 查询这些资产的图片生成任务状态
            $productsWithTasks = DB::table('mp_products')
                ->whereIn('id', $productIds)
                ->where('is_deleted', 0)
                ->get();
            
            $productTaskMap = [];
            $typeFolderIds = [];
            $hasAllTasks = true;
            
            foreach ($productsWithTasks as $product) {
                // 收集类型文件夹ID
                if ($product->parent_id > 0 && !in_array($product->parent_id, $typeFolderIds)) {
                    $parentFolder = DB::table('mp_products')
                        ->where('id', $product->parent_id)
                        ->where('type', 2)
                        ->first();
                    
                    if ($parentFolder) {
                        $typeFolderIds[$parentFolder->product] = $parentFolder->id;
                    }
                }
                
                // 检查是否有图片生成任务
                if (!empty($product->pic_task_id)) {
                    $productTaskMap[$product->id] = $product->pic_task_id;
                } else if($product->url && $product->pic_task_status == '生成成功') {
                    continue;
                } else {
                    // 有资产没有图片任务
                    $hasAllTasks = false;
                }
            }
            
            // 如果所有资产都有任务ID，直接轮询返回结果
            if ($hasAllTasks && !empty($productTaskMap)) {
                dLog('anime')->info('剧本资产已存在且都有图片任务，直接轮询结果', [
                    'script_id' => $script_id,
                    'script_name' => $script_name,
                    'product_count' => count($productTaskMap)
                ]);
                
                // 直接返回 SSE 流轮询结果
                return $this->pollProductImageTasks($script_id, $script_name, $productTaskMap, $typeFolderIds, $taskCenterId);
            }
            
            // 如果部分资产没有任务ID，只为这些资产创建任务
            if (!$hasAllTasks && $auto_generate_images) {
                dLog('anime')->info('剧本资产已存在，但部分资产没有图片任务，为缺失的资产创建任务', [
                    'script_id' => $script_id,
                    'script_name' => $script_name
                ]);

                // 开启事务
                DB::beginTransaction();
                
                try {
                    
                    foreach ($productsWithTasks as $product) {
                        // 跳过已有任务的资产
                        if (!empty($product->pic_task_id)) {
                            continue;
                        }
                        
                        // 跳过没有提示词的资产
                        if (empty($product->pic_prompt)) {
                            dLog('anime')->warning('资产没有提示词，跳过图片生成', [
                                'product_id' => $product->id,
                                'product_name' => $product->product_name
                            ]);
                            continue;
                        }
                        
                        try {
                            // 创建图片生成任务
                            $params = [
                                'prompt' => $product->pic_prompt,
                                'model' => $model,
                                'ref_img_urls' => [],
                                'width' => $width,
                                'height' => $height
                            ];
                            
                            $task = $this->aiImageGenerationService->createImageGenerationTask($params);
                            $task_id = $task->id;
                            
                            if ($task_id) {
                                $productTaskMap[$product->id] = $task_id;
                                
                                // 在事务中更新资产表的任务ID和状态
                                DB::table('mp_products')
                                    ->where('id', $product->id)
                                    ->update([
                                        'pic_task_id' => $task_id,
                                        'pic_task_status' => '生成中',
                                        'updated_at' => now()
                                    ]);
                                    
                                dLog('anime')->info('为已存在资产创建图片生成任务', [
                                    'product_id' => $product->id,
                                    'task_id' => $task_id
                                ]);
                            }
                        } catch (\Exception $e) {
                            dLog('anime')->error('创建资产图片生成任务失败', [
                                'product_id' => $product->id,
                                'error' => $e->getMessage()
                            ]);
                            
                            // 标记为失败（仍在事务中）
                            DB::table('mp_products')
                                ->where('id', $product->id)
                                ->update([
                                    'pic_task_status' => '生成失败',
                                    'updated_at' => now()
                                ]);
                        }
                    }
                    
                    // 提交事务
                    DB::commit();
                    
                    // 如果有新创建的任务，返回 SSE 流
                    if (!empty($productTaskMap)) {
                        return $this->pollProductImageTasks($script_id, $script_name, $productTaskMap, $typeFolderIds, $taskCenterId);
                    }
                    
                } catch (\Exception $e) {
                    // 回滚事务
                    DB::rollback();
                    
                    dLog('anime')->error('为已存在资产创建图片任务失败', [
                        'script_id' => $script_id,
                        'error' => $e->getMessage()
                    ]);
                    
                    Utils::throwError('20003:创建图片任务失败：' . $e->getMessage());
                }
            }
            
            // 如果不需要生成图片，返回已存在的信息
            $resultData = [
                'success' => true,
                'message' => '剧本资产已存在',
                'script_id' => $script_id,
                'script_name' => $script_name,
                'type_folder_ids' => $typeFolderIds,
                'existing_products' => count($productIds),
                'tasks_count' => count($productTaskMap),
                'task_center_id' => $taskCenterId
            ];

            // 接口已正常完成，更新任务中心状态和结果
            if ($taskCenterId) {
                $this->taskCenterService->updateTask($taskCenterId, [
                    'status' => MpTaskCenter::STATUS_SUCCESS,
                    'result' => json_encode($resultData, JSON_UNESCAPED_UNICODE),
                    'error_message' => null
                ]);
            }

            return $resultData;
        }

        // 走到这里说明有新行需要创建（或剧本还没有任何资产），保留原有的入参校验报错
        if (empty($newRows)) {
            $decodedProducts = $products;
            if (is_string($decodedProducts)) {
                $decodedProducts = json_decode($decodedProducts, true);
                if (json_last_error() !== JSON_ERROR_NONE) {
                    Utils::throwError('20003:产品数据格式错误');
                }
            }

            if (!is_array($decodedProducts) || empty($decodedProducts)) {
                Utils::throwError('20003:产品数据不能为空');
            }

            Utils::throwError('20003:没有有效的产品数据');
        }

        // 仅保留本次新增的资产行，复用下方原有的创建逻辑
        $products = [];
        foreach ($newRows as $newRow) {
            if (!isset($products[$newRow['type']])) {
                $products[$newRow['type']] = [
                    'type'    => $newRow['type'],
                    'content' => [['资产名称', '使用范围', '参考提示词']],
                ];
            }

            $products[$newRow['type']]['content'][] = [
                $newRow['product_name'],
                implode(',', $newRow['episode_numbers']),
                $newRow['pic_prompt'],
            ];
        }
        $products = array_values($products);

        // 以下是原有的创建逻辑...
        // 开启事务
        DB::beginTransaction();
        
        try {
            $now = now();
            $mappingRecords = [];
            $createdProductIds = []; // 记录所有创建的资产ID
            
            // 获取剧本名称
            $script_name = $script->script_name ?? 'script_' . $script_id;
            
            // 存储每个类型的根文件夹ID
            $typeFolderIds = [];
            
            // 遍历每个产品类型（type: 1=角色, 2=场景, 3=道具）
            foreach ($products as $productGroup) {
                $type = getProp($productGroup, 'type');
                $title = getProp($productGroup, 'title', '');
                $content = getProp($productGroup, 'content', []);
                
                if (!in_array($type, [1, 2, 3]) || empty($content) || count($content) < 2) {
                    continue;
                }
                
                // 为当前类型获取根文件夹：该剧本已存在则复用，避免重复创建根文件夹
                if (!isset($typeFolderIds[$type])) {
                    $folder = DB::table('mp_products')
                        ->where('cpid', $cpid)
                        ->where('type', 2)
                        ->where('product', $type)
                        ->where('product_name', $script_name)
                        ->where('parent_id', 0)
                        ->where('is_deleted', 0)
                        ->first();

                    if ($folder) {
                        $typeFolderIds[$type] = $folder->id;
                    } else {
                        $typeFolderIds[$type] = DB::table('mp_products')->insertGetId([
                            'user_id' => $uid,
                            'cpid' => $cpid,
                            'type' => 2, // 1.资产 2文件夹
                            'product' => $type, // 1.主体 2.场景 3.道具
                            'parent_id' => 0, // 根文件夹，parent_id=0
                            'level' => 1, // 第一层级
                            'product_name' => $script_name,
                            'sort_order' => time() + $type,
                            'is_deleted' => 0,
                            'created_at' => $now,
                            'updated_at' => $now
                        ]);
                    }
                }
                
                $folder_id = $typeFolderIds[$type];
                
                // 获取表头（第一行）并查找关键列的位置
                $headers = $content[0];
                $nameColumnIndex = -1;      // 资产名称列索引
                $sequenceColumnIndex = -1;  // 使用范围列索引
                $promptColumnIndex = -1;    // 参考提示词列索引
                
                foreach ($headers as $index => $header) {
                    // 查找"资产名称"列
                    if (strpos($header, '资产名称') !== false || strpos($header, '名称') !== false) {
                        $nameColumnIndex = $index;
                    }
                    // 查找"使用范围"列
                    if (strpos($header, '使用范围') !== false || strpos($header, '范围') !== false) {
                        $sequenceColumnIndex = $index;
                    }
                    // 查找"参考提示词"列（可能是"干净参考图提示词"、"参考提示词"等）
                    if (strpos($header, '参考') !== false && strpos($header, '提示词') !== false) {
                        $promptColumnIndex = $index;
                    }
                }
                
                // 验证必要的列是否都找到了
                if ($nameColumnIndex === -1) {
                    dLog('anime')->warning('未找到资产名称列', ['type' => $type, 'headers' => $headers]);
                    continue;
                }
                if ($sequenceColumnIndex === -1) {
                    dLog('anime')->warning('未找到使用范围列', ['type' => $type, 'headers' => $headers]);
                    continue;
                }
                
                // 跳过表头，解析每一行数据
                for ($i = 1; $i < count($content); $i++) {
                    $row = $content[$i];
                    
                    // 确保行数据有效
                    if (empty($row) || count($row) <= max($nameColumnIndex, $sequenceColumnIndex)) {
                        continue;
                    }
                    
                    // 根据动态查找的列索引提取数据
                    $product_name = isset($row[$nameColumnIndex]) ? trim((string)$row[$nameColumnIndex]) : '';
                    $sequence_str = isset($row[$sequenceColumnIndex]) ? trim($row[$sequenceColumnIndex]) : '';
                    $pic_prompt = '';
                    
                    // 提取参考提示词（如果找到了该列）
                    if ($promptColumnIndex >= 0 && isset($row[$promptColumnIndex])) {
                        $pic_prompt = trim($row[$promptColumnIndex]);
                    }
                    
                    // 解析使用范围（逗号分隔的序号）
                    $sequences = [];
                    if (!empty($sequence_str)) {
                        $sequenceParts = array_map('trim', explode(',', $sequence_str));
                        foreach ($sequenceParts as $part) {
                            if (is_numeric($part)) {
                                $sequences[] = (int)$part;
                            }
                        }
                    }
                    
                    if (empty($product_name)) {
                        continue;
                    }

                    // 处理product_name两边的符号
                    $product_name = preg_replace('/^[\s*\[\]【】［］{}｛｝\x{3000}]+|[\s*\[\]【】［］{}｛｝\x{3000}]+$/u', '', $product_name);
                    // 如果名称不存在或仅剩占位符号，则跳过
                    if (!$product_name || preg_match('/^[-—_]+$/u', $product_name)) {
                        dLog('anime')->warning('资产名称无效，跳过保存', [
                            'script_id' => $script_id,
                            'type' => $type,
                            'product_name' => $product_name
                        ]);
                        continue;
                    }
                    
                    // 直接插入新资产到 mp_products 表（parent_id 指向对应类型的根文件夹）
                    $product_id = DB::table('mp_products')->insertGetId([
                        'product_name' => $product_name,
                        'type' => 1,    // 1=资产 2.文件夹
                        'product' => $type, // 1=角色, 2=场景, 3=道具
                        'parent_id' => $folder_id, // 父文件夹是该类型的根文件夹
                        'level' => 2, // 第二层级
                        'pic_prompt' => $pic_prompt,
                        'user_id' => $uid,
                        'cpid' => $cpid,
                        'sort_order' => time(),
                        'is_deleted' => 0,
                        'created_at' => $now,
                        'updated_at' => $now,
                    ]);
                    
                    // 记录创建的资产ID
                    $createdProductIds[] = $product_id;
                    
                    // 为每个序号创建映射记录
                    if (!empty($sequences)) {
                        foreach ($sequences as $sequence) {
                            $mappingRecords[] = [
                                'script_id' => $script_id,
                                'product_id' => $product_id,
                                'episode_number' => $sequence,
                                'created_at' => $now,
                                'updated_at' => $now,
                            ];
                        }
                    } else {
                        // 如果没有指定序号，创建一个默认映射（序号为0）
                        $mappingRecords[] = [
                            'script_id' => $script_id,
                            'product_id' => $product_id,
                            'episode_number' => 0,
                            'created_at' => $now,
                            'updated_at' => $now,
                        ];
                    }
                }
            }

            if (empty($mappingRecords)) {
                Utils::throwError('20003:没有有效的产品数据');
            }

            // 批量插入映射数据（使用 insertOrIgnore 避免重复插入）
            $insertedCount = DB::table('mp_script_product_mappings')->insertOrIgnore($mappingRecords);

            // 剧本已有资产，同步更新is_products标记
            DB::table('mp_scripts')->where('id', $script_id)->update([
                'is_products' => 1,
                'updated_at' => $now
            ]);
            
            // 如果需要自动生成图片，在事务中创建图片生成任务
            $productTaskMap = [];
            if ($auto_generate_images && !empty($createdProductIds)) {
                // 查询所有创建的资产
                $productsToGenerate = DB::table('mp_products')
                    ->whereIn('id', $createdProductIds)
                    ->where('is_deleted', 0)
                    ->get();
                
                foreach ($productsToGenerate as $product) {
                    if (empty($product->pic_prompt)) {
                        dLog('anime')->warning('资产没有提示词，跳过图片生成', [
                            'product_id' => $product->id,
                            'product_name' => $product->product_name
                        ]);
                        continue;
                    }
                    
                    try {
                        // 创建图片生成任务
                        $params = [
                            'prompt' => $product->pic_prompt,
                            'model' => $model,
                            'ref_img_urls' => [],
                            'width' => $width,
                            'height' => $height
                        ];
                        
                        $task = $this->aiImageGenerationService->createImageGenerationTask($params);
                        $task_id = $task->id;
                        
                        if ($task_id) {
                            $productTaskMap[$product->id] = $task_id;
                            
                            // 在事务中更新资产表的任务ID和状态
                            DB::table('mp_products')
                                ->where('id', $product->id)
                                ->update([
                                    'pic_task_id' => $task_id,
                                    'pic_task_status' => '生成中',
                                    'updated_at' => now()
                                ]);
                                
                            dLog('anime')->info('创建资产图片生成任务', [
                                'product_id' => $product->id,
                                'task_id' => $task_id
                            ]);
                        }
                    } catch (\Exception $e) {
                        dLog('anime')->error('创建资产图片生成任务失败', [
                            'product_id' => $product->id,
                            'error' => $e->getMessage()
                        ]);
                        
                        // 标记为失败（仍在事务中）
                        DB::table('mp_products')
                            ->where('id', $product->id)
                            ->update([
                                'pic_task_status' => '生成失败',
                                'updated_at' => now()
                            ]);
                    }
                }
            }
            
            // 提交事务
            DB::commit();
            
            // 本次新增资产创建的图片任务
            $createdTaskMap = $productTaskMap;
            
        } catch (\Exception $e) {
            // 回滚事务
            DB::rollback();
            
            // 更新任务中心状态为失败
            if (!empty($taskCenterId)) {
                $this->taskCenterService->updateTask($taskCenterId, [
                    'status' => MpTaskCenter::STATUS_FAILED,
                    'error_message' => $e->getMessage()
                ]);
            }

            // 记录错误日志
            dLog('anime')->error('保存剧本资产失败: ' . $e->getMessage(), [
                'script_id' => $script_id,
                'error' => $e->getMessage(),
                'trace' => $e->getTraceAsString()
            ]);
            
            // 统一使用 Utils::throwError 抛出错误
            Utils::throwError('20003:保存剧本资产失败：' . $e->getMessage());
        }

        // 落库成功后统一处理图片任务：
        // 1) 本次新增资产的图片任务已在上方事务中创建
        // 2) 剧本内已存在但缺图的资产在此补建，并与新增资产的任务一并收集为待轮询任务
        $existingTaskInfo = $this->prepareExistingScriptProductTasks(
            $script_id,
            $model,
            $width,
            $height,
            $auto_generate_images
        );

        $productTaskMap = $existingTaskInfo['product_task_map'];
        // 创建阶段解析到的类型根文件夹优先
        $typeFolderIds = $typeFolderIds + $existingTaskInfo['type_folder_ids'];

        // 保存结果（SSE 的 init / complete 事件会携带该结构）
        $resultData = [
            'success'             => true,
            'message'             => '保存完成',
            'script_id'           => $script_id,
            'script_name'         => $script_name,
            'type_folder_ids'     => $typeFolderIds,
            'inserted_count'      => $insertedCount,
            'total_records'       => count($mappingRecords),
            'created_products'    => count($createdProductIds),
            'pending_tasks_count' => count($productTaskMap),
            'image_tasks_created' => count($createdTaskMap) + $existingTaskInfo['created_count'],
            'task_center_id'      => $taskCenterId,
        ];

        // 有待完成的图片任务：返回 SSE 轮询流（事务外轮询）
        if ($auto_generate_images && !empty($productTaskMap)) {
            return $this->pollProductImageTasks(
                $script_id,
                $script_name,
                $productTaskMap,
                $typeFolderIds,
                $taskCenterId,
                ['import_result' => $resultData],
                ['import_result' => $resultData]
            );
        }

        // 没有需要轮询的任务：通过 SSE complete 事件返回保存结果
        return $this->streamImportComplete($script_id, $script_name, $resultData, $typeFolderIds, $taskCenterId);
    }

    /**
     * 根据入参创建或复用任务中心记录
     *
     * 以规范化入参计算 md5 并保存到任务中心 params 字段中用于验重：
     * 同一用户/企业下，相同入参且任务未结束（pending/processing）时复用已有任务，
     * 避免生成重复任务。
     *
     * @param int|string $uid
     * @param int|string $cpid
     * @param int|string $script_id
     * @param mixed      $products
     * @param string     $model
     * @param string     $ratio
     * @param string     $resolution
     * @param mixed      $auto_generate_images
     * @return int 任务中心ID
     */
    private function createScriptProductTaskCenter($uid, $cpid, $script_id, $products, $model, $ratio, $resolution, $auto_generate_images) {
        // 规范化 products（兼容 JSON 字符串和数组），保证 md5 稳定
        if (is_string($products)) {
            $decoded = json_decode($products, true);
            if (json_last_error() === JSON_ERROR_NONE) {
                $products = $decoded;
            }
        }

        $params = [
            'script_id'            => (int)$script_id,
            'products'             => $products,
            'model'                => $model,
            'ratio'                => $ratio,
            'resolution'           => $resolution,
            'auto_generate_images' => (bool)$auto_generate_images,
        ];

        $paramsMd5 = md5(json_encode($params, JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES));

        // 验重：相同 md5 且任务未结束（pending/processing）时复用已有任务中心记录
        $existing = DB::table('mp_task_center')
            ->where('uid', (int)$uid)
            ->where('cpid', (int)$cpid)
            ->where('task_type', MpTaskCenter::TYPE_SAVE_SCRIPT_PRODUCTS)
            ->whereIn('status', [MpTaskCenter::STATUS_PENDING, MpTaskCenter::STATUS_PROCESSING])
            ->where('params_md5', $paramsMd5)
            ->orderBy('id', 'desc')
            ->first();

        if ($existing) {
            dLog('anime')->info('复用已有任务中心记录，避免重复任务', [
                'script_id'      => $script_id,
                'task_center_id' => $existing->id,
                'params_md5'     => $paramsMd5,
            ]);

            return (int)$existing->id;
        }

        // 唯一索引 (uid, cpid, task_type, params_md5) 兜底并发重复，冲突时静默忽略
        $now = date('Y-m-d H:i:s');
        DB::table('mp_task_center')->insertOrIgnore([
            'uid'           => (int)$uid,
            'cpid'          => (int)$cpid,
            'task_type'     => MpTaskCenter::TYPE_SAVE_SCRIPT_PRODUCTS,
            'title'         => '剧本资产图片生成',
            'ref_task_id'   => 0,
            'status'        => MpTaskCenter::STATUS_PROCESSING,
            'result'        => null,
            'error_message' => null,
            'prompt'        => null,
            'params'        => json_encode($params + ['params_md5' => $paramsMd5], JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES),
            'params_md5'    => $paramsMd5,
            'created_at'    => $now,
            'updated_at'    => $now,
        ]);

        // 获取任务中心ID（insertOrIgnore 冲突时复用并发插入的已有记录）
        $taskId = (int)DB::table('mp_task_center')
            ->where('uid', (int)$uid)
            ->where('cpid', (int)$cpid)
            ->where('task_type', MpTaskCenter::TYPE_SAVE_SCRIPT_PRODUCTS)
            ->where('params_md5', $paramsMd5)
            ->orderBy('id', 'desc')
            ->value('id');

        dLog('anime')->info('创建任务中心记录', [
            'script_id'      => $script_id,
            'task_center_id' => $taskId,
            'params_md5'     => $paramsMd5,
        ]);

        return $taskId;
    }

    /**
     * 任务结束时更新任务中心记录的状态和结果
     *
     * result 字段保存与 saveScriptProducts 接口返回给客户端一致的结果数据
     * （普通数组返回为完整返回数组，SSE 轮询为 complete/timeout 事件载荷）。
     *
     * @param int|null $taskCenterId
     * @param array    $resultData 接口返回结果数组
     * @param bool     $timeout 是否超时未完成
     */
    private function finishScriptProductTask($taskCenterId, array $resultData, $timeout = false) {
        if (!$taskCenterId) {
            return;
        }

        $stats = $resultData['stats'] ?? [];
        $successCount = (int)array_sum(array_column((array)$stats, 'success'));
        $completedCount = (int)array_sum(array_column((array)$stats, 'completed'));
        $failedCount = $completedCount - $successCount;

        // 与接口返回给客户端的结果保持一致
        $result = json_encode($resultData, JSON_UNESCAPED_UNICODE);

        if ($timeout) {
            $this->taskCenterService->updateTask((int)$taskCenterId, [
                'status'        => MpTaskCenter::STATUS_FAILED,
                'result'        => $result,
                'error_message' => '部分任务超时，请稍后查看结果',
            ]);
            return;
        }

        $this->taskCenterService->updateTask((int)$taskCenterId, [
            'status'        => $failedCount > 0 ? MpTaskCenter::STATUS_FAILED : MpTaskCenter::STATUS_SUCCESS,
            'result'        => $result,
            'error_message' => $failedCount > 0 ? ('有 ' . $failedCount . ' 个资产生成失败') : null,
        ]);
    }

    /**
     * 批量为剧本资产生成图片
     * 
     * @param array $data 请求参数
     * @return \Generator 返回 SSE 流
     */
    public function batchGenerateProductImages($data) {
        $script_id = getProp($data, 'script_id');
        $type_folder_ids = getProp($data, 'type_folder_ids', []); // {1: 角色文件夹ID, 2: 场景文件夹ID, 3: 道具文件夹ID}
        
        if (!$script_id) {
            Utils::throwError('20003:请提供剧本ID');
        }
        
        // 验证剧本是否存在
        $script = DB::table('mp_scripts')
            ->where('id', $script_id)
            ->where('is_deleted', 0)
            ->first();
            
        if (!$script) {
            Utils::throwError('20003:剧本不存在');
        }
        
        $script_name = $script->script_name ?? 'script_' . $script_id;
        
        // 获取需要生成图片的所有资产
        $products = DB::table('mp_products')
            ->whereIn('parent_id', array_values($type_folder_ids))
            ->where('is_deleted', 0)
            ->whereIn('type', [1, 2, 3]) // 只处理资产，不处理文件夹
            ->get();
        
        if ($products->isEmpty()) {
            Utils::throwError('20003:没有找到需要生成图片的资产');
        }
        
        // 默认参数
        $model = 'gpt-image-2';
        $width = 1600;
        $height = 2848;
        
        // 开始为每个资产创建图片生成任务
        $taskIds = [];
        $productTaskMap = []; // 资产ID到任务ID的映射
        
        foreach ($products as $product) {
            if (empty($product->pic_prompt)) {
                dLog('anime')->warning('资产没有提示词，跳过', ['product_id' => $product->id, 'product_name' => $product->product_name]);
                continue;
            }
            
            try {
                // 创建图片生成任务
                $params = [
                    'prompt' => $product->pic_prompt,
                    'model' => $model,
                    'ref_img_urls' => [],
                    'width' => $width,
                    'height' => $height
                ];
                
                $task = $this->aiImageGenerationService->createImageGenerationTask($params);
                $task_id = $task->id;
                
                if ($task_id) {
                    $taskIds[] = $task_id;
                    $productTaskMap[$product->id] = $task_id;
                    
                    // 更新资产表的任务ID和状态
                    DB::table('mp_products')
                        ->where('id', $product->id)
                        ->update([
                            'pic_task_id' => $task_id,
                            'pic_task_status' => '生成中',
                            'updated_at' => now()
                        ]);
                        
                    dLog('anime')->info('创建资产图片生成任务', ['product_id' => $product->id, 'task_id' => $task_id]);
                }
            } catch (\Exception $e) {
                dLog('anime')->error('创建资产图片生成任务失败', [
                    'product_id' => $product->id,
                    'error' => $e->getMessage()
                ]);
                
                // 标记为失败
                DB::table('mp_products')
                    ->where('id', $product->id)
                    ->update([
                        'pic_task_status' => '生成失败',
                        'updated_at' => now()
                    ]);
            }
        }
        
        if (empty($taskIds)) {
            Utils::throwError('20003:没有成功创建任何图片生成任务');
        }
        
        // 返回 SSE 流
        return $this->pollProductImageTasks($script_id, $script_name, $productTaskMap, $type_folder_ids);
    }
    
    /**
     * 无需轮询时的 SSE 返回：直接通过 complete 事件返回导入结果
     *
     * @param int $script_id
     * @param string $script_name
     * @param array $resultData 导入结果（原普通 JSON 的 data 内容）
     * @param array $type_folder_ids
     * @param int|null $taskCenterId
     * @return \Generator
     */
    private function streamImportComplete($script_id, $script_name, array $resultData, $type_folder_ids, $taskCenterId = null) {
        if ($taskCenterId) {
            $initResponse = [
                'type'           => 'init',
                'script_id'      => $script_id,
                'script_name'    => $script_name,
                'timestamp'      => date('Y-m-d H:i:s'),
                'task_center_id' => (int)$taskCenterId,
                'import_result'  => $resultData,
            ];

            yield "data: " . json_encode($initResponse, JSON_UNESCAPED_UNICODE) . "\n\n";
        }

        $stats = $this->collectScriptProductStats($script_id);

        $response = [
            'type'          => 'complete',
            'script_id'     => $script_id,
            'script_name'   => $script_name,
            'stats'         => $stats,
            'timestamp'     => date('Y-m-d H:i:s'),
            'import_result' => $resultData,
        ];
        if ($taskCenterId) {
            $response['task_center_id'] = (int)$taskCenterId;
        }

        yield "data: " . json_encode($response, JSON_UNESCAPED_UNICODE) . "\n\n";

        // 更新任务中心状态和结果
        $this->finishScriptProductTask($taskCenterId, $response);
    }

    /**
     * 统计剧本资产的图片生成状态（仅按 mp_products 当前状态统计，不驱动任务）
     *
     * @param int $script_id
     * @return array
     */
    private function collectScriptProductStats($script_id) {
        $stats = [
            'character' => ['total' => 0, 'success' => 0, 'completed' => 0],
            'scene'     => ['total' => 0, 'success' => 0, 'completed' => 0],
            'prop'      => ['total' => 0, 'success' => 0, 'completed' => 0],
        ];
        $typeNames = [1 => 'roles', 2 => 'scenes', 3 => 'props'];

        $productIds = DB::table('mp_script_product_mappings')
            ->where('script_id', $script_id)
            ->pluck('product_id')
            ->unique()
            ->toArray();

        if (empty($productIds)) {
            return [];
        }

        $products = DB::table('mp_products')
            ->whereIn('id', $productIds)
            ->where('is_deleted', 0)
            ->get();

        foreach ($products as $product) {
            $typeName = $typeNames[$product->product] ?? 'unknown';

            if (!isset($stats[$typeName])) {
                $stats[$typeName] = ['total' => 0, 'success' => 0, 'completed' => 0];
            }

            $stats[$typeName]['total']++;

            if ($product->pic_task_status === '生成成功') {
                $stats[$typeName]['success']++;
                $stats[$typeName]['completed']++;
            } elseif ($product->pic_task_status === '生成失败') {
                $stats[$typeName]['completed']++;
            }
        }

        foreach ($stats as $typeName => $stat) {
            if ($stat['total'] === 0) {
                unset($stats[$typeName]);
            }
        }

        return $stats;
    }

    /**
     * 轮询资产图片生成任务状态（SSE流式返回）
     * 只通过查询数据库获取任务状态，不主动调用API
     * 
     * @param int $script_id 剧本ID
     * @param string $script_name 剧本名称
     * @param array $productTaskMap 资产ID到任务ID的映射
     * @param array $type_folder_ids 类型文件夹ID映射
     * @param int|null $taskCenterId 任务中心ID
     * @param array $initExtra 追加到 init 事件中的额外数据
     * @param array $completeExtra 追加到 complete、timeout 事件中的额外数据
     * @return \Generator
     */
    private function pollProductImageTasks($script_id, $script_name, $productTaskMap, $type_folder_ids, $taskCenterId = null, array $initExtra = [], array $completeExtra = []) {
        $startTime = time();
        $timeout = 1800; // 30分钟超时
        $pollInterval = 10; // 10秒轮询一次
        $lastStatus = []; // 记录上次的状态，用于判断是否有变化

        // 流一开始即返回 init 事件（saveScriptProducts 场景下携带任务中心ID）
        if ($taskCenterId) {
            $initResponse = array_merge([
                'type'           => 'init',
                'script_id'      => $script_id,
                'script_name'    => $script_name,
                'timestamp'      => date('Y-m-d H:i:s'),
                'task_center_id' => (int)$taskCenterId,
            ], $initExtra);

            yield "data: " . json_encode($initResponse, JSON_UNESCAPED_UNICODE) . "\n\n";
        }
        
        // 定义类型名称映射
        $typeNames = [
            1 => 'roles',  // 角色
            2 => 'scenes',      // 场景
            3 => 'props'        // 道具
        ];
        
        while (time() - $startTime < $timeout) {
            sleep($pollInterval);
            
            // 从 mp_script_product_mappings 表获取该剧本的所有资产ID
            $mappings = DB::table('mp_script_product_mappings')
                ->where('script_id', $script_id)
                ->pluck('product_id')
                ->unique()
                ->toArray();
            
            if (empty($mappings)) {
                dLog('anime')->warning('该剧本没有关联的资产', [
                    'script_id' => $script_id,
                    'script_name' => $script_name
                ]);
                break;
            }
            
            // 查询所有资产的当前状态
            $products = DB::table('mp_products')
                ->whereIn('id', $mappings)
                ->where('is_deleted', 0)
                ->get();
            
            // 统计各类型的状态（使用类型名称作为键名）
            $stats = [
                'character' => ['total' => 0, 'success' => 0, 'completed' => 0],  // 角色
                'scene' => ['total' => 0, 'success' => 0, 'completed' => 0],      // 场景
                'prop' => ['total' => 0, 'success' => 0, 'completed' => 0],       // 道具
            ];
            
            $allCompleted = true;
            $hasStatusChange = false;
            
            foreach ($products as $product) {
                $type = $product->product;
                $typeName = $typeNames[$type] ?? 'unknown';  // 使用 unknown 作为未知类型
                
                // 如果类型名称不在 stats 中，初始化
                if (!isset($stats[$typeName])) {
                    $stats[$typeName] = ['total' => 0, 'success' => 0, 'completed' => 0];
                }
                
                $stats[$typeName]['total']++;
                
                $task_id = $product->pic_task_id;
                $currentStatus = $product->pic_task_status;
                
                // 检查状态是否有变化
                if (!isset($lastStatus[$product->id]) || $lastStatus[$product->id] !== $currentStatus) {
                    $hasStatusChange = true;
                    $lastStatus[$product->id] = $currentStatus;
                }
                
                // 如果是生成中，查询任务表状态
                if ($currentStatus === '生成中' && $task_id) {
                    // 只查询数据库，不调用API
                    $task = DB::table('mp_generate_pic_tasks')
                        ->where('id', $task_id)
                        ->first();
                    
                    if ($task) {
                        // 检查任务状态
                        if ($task->status === 'success' && $task->result_url) {
                            // 解析图片URL
                            $result_urls = $task->result_url;
                            if (is_string($result_urls)) {
                                $result_urls = json_decode($result_urls, true);
                            }
                            $img_url = is_array($result_urls) ? $result_urls[0] : $task->result_url;
                            
                            // 更新资产表状态
                            DB::table('mp_products')
                                ->where('id', $product->id)
                                ->update([
                                    'pic_task_status' => '生成成功',
                                    'url' => $img_url,
                                    'updated_at' => now()
                                ]);
                                
                            $stats[$typeName]['success']++;
                            $stats[$typeName]['completed']++;
                            $hasStatusChange = true;
                            
                            dLog('anime')->info('资产图片生成成功', [
                                'product_id' => $product->id,
                                'task_id' => $task_id,
                                'img_url' => $img_url
                            ]);
                        } elseif ($task->status === 'failed') {
                            // 更新资产表状态
                            DB::table('mp_products')
                                ->where('id', $product->id)
                                ->update([
                                    'pic_task_status' => '生成失败',
                                    'updated_at' => now()
                                ]);
                                
                            $stats[$typeName]['completed']++;
                            $hasStatusChange = true;
                            
                            dLog('anime')->warning('资产图片生成失败', [
                                'product_id' => $product->id,
                                'task_id' => $task_id,
                                'error' => $task->error_message ?? '未知错误'
                            ]);
                        } else {
                            // 任务还在处理中
                            $allCompleted = false;
                        }
                    } else {
                        // 任务不存在，标记为失败
                        DB::table('mp_products')
                            ->where('id', $product->id)
                            ->update([
                                'pic_task_status' => '生成失败',
                                'updated_at' => now()
                            ]);
                            
                        $stats[$typeName]['completed']++;
                        $hasStatusChange = true;
                        
                        dLog('anime')->error('图片生成任务不存在', [
                            'product_id' => $product->id,
                            'task_id' => $task_id
                        ]);
                    }
                } elseif ($currentStatus === '生成成功') {
                    $stats[$typeName]['success']++;
                    $stats[$typeName]['completed']++;
                } elseif ($currentStatus === '生成失败') {
                    $stats[$typeName]['completed']++;
                } else {
                    // 其他状态也认为未完成
                    $allCompleted = false;
                }
            }
            
            // 移除没有数据的类型（total=0）
            foreach ($stats as $typeName => $stat) {
                if ($stat['total'] === 0) {
                    unset($stats[$typeName]);
                }
            }
            
            // 如果有状态变化，发送 SSE 更新
            if ($hasStatusChange) {
                $eventType = $allCompleted ? 'complete' : 'update';
                
                $response = [
                    'type' => $eventType,
                    'script_id' => $script_id,
                    'script_name' => $script_name,
                    'stats' => $stats,
                    'timestamp' => date('Y-m-d H:i:s')
                ];
                if ($taskCenterId) {
                    $response['task_center_id'] = $taskCenterId;
                }
                if ($eventType === 'complete') {
                    $response = array_merge($response, $completeExtra);
                }
                
                yield "data: " . json_encode($response, JSON_UNESCAPED_UNICODE) . "\n\n";
                
                dLog('anime')->info('SSE更新', [
                    'event_type' => $eventType,
                    'script_id' => $script_id,
                    'script_name' => $script_name,
                    'stats' => $stats
                ]);
                
                if ($allCompleted) {
                    dLog('anime')->info('所有资产图片生成任务已完成', [
                        'script_id' => $script_id,
                        'script_name' => $script_name,
                        'stats' => $stats
                    ]);
                    
                    // 全部任务完成，更新任务中心状态和结果
                    $this->finishScriptProductTask($taskCenterId, $response);

                    break;
                }
            }
        }
        
        // 超时处理
        if (time() - $startTime >= $timeout && !$allCompleted) {
            $response = [
                'type' => 'timeout',
                'message' => '部分任务超时，请稍后查看结果',
                'script_id' => $script_id,
                'script_name' => $script_name,
                'timestamp' => date('Y-m-d H:i:s')
            ];
            if ($taskCenterId) {
                $response['task_center_id'] = $taskCenterId;
            }
            $response = array_merge($response, $completeExtra);
            
            yield "data: " . json_encode($response, JSON_UNESCAPED_UNICODE) . "\n\n";
            
            dLog('anime')->warning('资产图片生成任务超时', [
                'script_id' => $script_id,
                'script_name' => $script_name,
                'timeout' => $timeout
            ]);

            // 超时未完成，更新任务中心状态和结果
            $this->finishScriptProductTask($taskCenterId, $response, true);
        }
    }

    /**
     * 定时任务:检查产品图片生成任务状态并更新产品记录
     * 扫描 mp_products 中 pic_task_id 非空且 pic_task_status 为生成中的记录,
     * 通过 pic_task_id 查询 mp_generate_pic_tasks 获取生成结果,按结果更新状态
     *
     * @return array ['total' => 总数, 'success' => 成功数, 'failed' => 失败数, 'pending' => 待处理数]
     */
    public function checkProductPicTasks() {
        // 查询所有生成中的产品图片任务
        $products = DB::table('mp_products')
            ->whereNotNull('pic_task_id')
            ->where('pic_task_status', '生成中')
            ->where('is_deleted', 0)
            ->get();

        $stats = [
            'total'   => $products->count(),
            'success' => 0,
            'failed'  => 0,
            'pending' => 0,
        ];

        foreach ($products as $product) {
            try {
                $task_id = $product->pic_task_id;

                // 通过 pic_task_id 查询图片生成任务结果
                $task = DB::table('mp_generate_pic_tasks')
                    ->where('id', $task_id)
                    ->first();

                if ($task) {
                    if ($task->status === 'success' && $task->result_url) {
                        // 解析图片URL
                        $result_urls = $task->result_url;
                        if (is_string($result_urls)) {
                            $result_urls = json_decode($result_urls, true);
                        }
                        $img_url = is_array($result_urls) ? ($result_urls[0] ?? $task->result_url) : $task->result_url;

                        // 更新资产表状态
                        DB::table('mp_products')
                            ->where('id', $product->id)
                            ->update([
                                'pic_task_status' => '生成成功',
                                'url'             => $img_url,
                                'updated_at'      => now()
                            ]);

                        $stats['success']++;

                        dLog('anime')->info('资产图片生成成功', [
                            'product_id' => $product->id,
                            'task_id'    => $task_id,
                            'img_url'    => $img_url
                        ]);
                    } elseif ($task->status === 'failed') {
                        // 更新资产表状态
                        DB::table('mp_products')
                            ->where('id', $product->id)
                            ->update([
                                'pic_task_status' => '生成失败',
                                'updated_at'      => now()
                            ]);

                        $stats['failed']++;

                        dLog('anime')->warning('资产图片生成失败', [
                            'product_id' => $product->id,
                            'task_id'    => $task_id,
                            'error'      => $task->error_message ?? '未知错误'
                        ]);
                    } else {
                        // 任务还在处理中
                        $stats['pending']++;
                    }
                } else {
                    // 任务不存在,标记为失败
                    DB::table('mp_products')
                        ->where('id', $product->id)
                        ->update([
                            'pic_task_status' => '生成失败',
                            'updated_at'      => now()
                        ]);

                    $stats['failed']++;

                    dLog('anime')->error('图片生成任务不存在', [
                        'product_id' => $product->id,
                        'task_id'    => $task_id
                    ]);
                }
            } catch (\Exception $e) {
                dLog('anime')->error('检查产品图片生成任务异常', [
                    'product_id' => $product->id,
                    'task_id'    => $product->pic_task_id ?? null,
                    'error'      => $e->getMessage()
                ]);
            }
        }

        return $stats;
    }

    /**
     * 定时任务:检查任务中心中 saveScriptProducts 类型的任务是否已完成
     *
     * 当保存剧本资产的 SSE 连接中断等原因导致任务中心记录未及时更新时，
     * 通过关联资产的图片生成状态兜底判断任务是否全部完成；
     * 全部完成后更新任务中心的状态和结果（result 与 saveScriptProducts 接口返回保持一致）。
     *
     * @return int 更新的任务中心记录数
     */
    public function checkSaveScriptProductTaskCenters() {
        $updated = 0;

        // 只扫描尚未结束的 saveScriptProducts 任务
        $tasks = DB::table('mp_task_center')
            ->where('task_type', MpTaskCenter::TYPE_SAVE_SCRIPT_PRODUCTS)
            ->whereIn('status', [MpTaskCenter::STATUS_PENDING, MpTaskCenter::STATUS_PROCESSING])
            ->orderBy('id', 'desc')
            ->limit(500)
            ->get();

        // 与 pollProductImageTasks 保持一致的类型名称映射
        $typeNames = [
            1 => 'roles',  // 角色
            2 => 'scenes', // 场景
            3 => 'props',  // 道具
        ];

        foreach ($tasks as $task) {
            try {
                $taskParams = json_decode((string)$task->params, true);
                $script_id = is_array($taskParams) ? (int)($taskParams['script_id'] ?? 0) : 0;

                if (!$script_id) {
                    dLog('command')->warning('saveScriptProducts任务缺少script_id，跳过', [
                        'task_center_id' => $task->id,
                    ]);
                    continue;
                }

                // 获取该剧本关联的全部资产ID
                $productIds = DB::table('mp_script_product_mappings')
                    ->where('script_id', $script_id)
                    ->pluck('product_id')
                    ->unique()
                    ->toArray();

                if (empty($productIds)) {
                    // 剧本没有关联资产，不视为完成，等待下一次检查
                    continue;
                }

                $products = DB::table('mp_products')
                    ->whereIn('id', $productIds)
                    ->where('is_deleted', 0)
                    ->get();

                $stats = [];
                $allCompleted = true;

                foreach ($products as $product) {
                    $typeName = $typeNames[$product->product] ?? 'unknown';
                    if (!isset($stats[$typeName])) {
                        $stats[$typeName] = ['total' => 0, 'success' => 0, 'completed' => 0];
                    }
                    $stats[$typeName]['total']++;

                    if ($product->pic_task_status === '生成成功') {
                        $stats[$typeName]['success']++;
                        $stats[$typeName]['completed']++;
                    } elseif ($product->pic_task_status === '生成失败') {
                        $stats[$typeName]['completed']++;
                    } else {
                        // 仍有资产在生成中或未生成，任务未完成
                        $allCompleted = false;
                    }
                }

                if (!$allCompleted) {
                    continue;
                }

                // 全部完成，更新任务中心状态和结果（与接口返回结果保持一致）
                $script = DB::table('mp_scripts')
                    ->where('id', $script_id)
                    ->where('is_deleted', 0)
                    ->first();
                $script_name = $script->script_name ?? 'script_' . $script_id;

                $this->finishScriptProductTask($task->id, [
                    'type'           => 'complete',
                    'script_id'      => $script_id,
                    'script_name'    => $script_name,
                    'stats'          => $stats,
                    'timestamp'      => date('Y-m-d H:i:s'),
                    'task_center_id' => (int)$task->id,
                ]);
                $updated++;

                dLog('command')->info('saveScriptProducts任务已完成，更新任务中心', [
                    'task_center_id' => $task->id,
                    'script_id'      => $script_id,
                    'stats'          => $stats,
                ]);
            } catch (\Exception $e) {
                dLog('command')->error('检查saveScriptProducts任务中心状态异常', [
                    'task_center_id' => $task->id,
                    'error'          => $e->getMessage(),
                ]);
            }
        }

        return $updated;
    }

    /**
     * 获取剧本关联的资产列表
     * @param array $data 请求参数
     * @return array
     */
    public function getScriptProducts($data) {
        $uid = Site::getUid();
        $cpid = Site::getCpid();
        $script_id = getProp($data, 'script_id');
        $episode_number = getProp($data, 'episode_number');

        if (!$script_id) {
            Utils::throwError('20003:请提供剧本ID');
        }

        // 验证剧本是否存在
        $script = DB::table('mp_scripts')
            ->where('id', $script_id)
            ->where('is_deleted', 0)
            ->first();
            
        if (!$script) {
            Utils::throwError('20003:剧本不存在');
        }

        // 联表查询资产信息
        $query = DB::table('mp_script_product_mappings as mapping')
            ->join('mp_products as product', 'mapping.product_id', '=', 'product.id')
            ->where('mapping.script_id', $script_id)
            ->where('product.cpid', $cpid)
            ->where('product.is_deleted', 0);

        // 如果提供了 episode_number，则过滤指定集数
        if ($episode_number !== null && $episode_number !== '') {
            $query->where('mapping.episode_number', $episode_number);
        }

        $mappings = $query->select(
                'mapping.script_id',
                'mapping.product_id',
                'mapping.episode_number',
                'product.product_name',
                'product.type',
                'product.product',
                'product.pic_prompt',
                'product.url',
                'product.pic_task_id',
                'product.pic_task_status',
                'product.three_view_image_url',
                'product.timbre_url',
                'mapping.created_at'
            )
            ->orderBy('mapping.product_id', 'asc')
            ->orderBy('mapping.episode_number', 'asc')
            ->get();

        // 按 product_id 分组，合并 episode_number
        $productMap = [];
        foreach ($mappings as $item) {
            $product_id = $item->product_id;
            
            if (!isset($productMap[$product_id])) {
                $productMap[$product_id] = [
                    'product_id' => $product_id,
                    'product_name' => $item->product_name,
                    'type' => (int)$item->type,
                    'product' => (int)$item->product,
                    'pic_prompt' => $item->pic_prompt,
                    'url' => $item->url,
                    'timbre_url' => $item->timbre_url,
                    'pic_task_id' => $item->pic_task_id,
                    'pic_task_status' => $item->pic_task_status,
                    'episode_numbers' => [],
                    'created_at' => $item->created_at,
                ];
            }
            
            // 添加 episode_number（去重）
            if (!in_array($item->episode_number, $productMap[$product_id]['episode_numbers'])) {
                $productMap[$product_id]['episode_numbers'][] = $item->episode_number;
            }
        }
        
        // 按类型分组
        $roles = [];  // type=1 角色/主体
        $scenes = [];      // type=2 场景
        $props = [];       // type=3 道具
        
        foreach ($productMap as $product) {
            // 将 episode_numbers 数组转换为逗号分隔的字符串
            $episodeNumbersStr = implode(',', $product['episode_numbers']);
            
            // 构造返回数据
            $productData = [
                'product_id' => $product['product_id'],
                'product_name' => $product['product_name'],
                'product' => $product['product'],
                'pic_prompt' => $product['pic_prompt'],
                'url' => $product['url'],
                'timbre_url' => $product['timbre_url'] ?? '',
                'pic_task_id' => $product['pic_task_id'],
                'pic_task_status' => $product['pic_task_status'],
                'episode_numbers' => $episodeNumbersStr,
                'created_at' => $product['created_at'],
            ];
            
            // 根据 type 分类（注意：type 字段表示资产类型，不是文件夹）
            // 根据 product 字段分类（1=角色, 2=场景, 3=道具）
            switch ($product['product']) {
                case 1:
                    $roles[] = $productData;
                    break;
                case 2:
                    $scenes[] = $productData;
                    break;
                case 3:
                    $props[] = $productData;
                    break;
            }
        }

        return [
            'script_id' => $script_id,
            'script_name' => $script->script_name ?? '',
            'roles' => $roles,      // 主体
            'scenes' => $scenes,          // 场景
            'props' => $props,            // 道具
        ];
    }

    /**
     * 处理act_content中的{}标记，替换为product_name(图+序号)格式，并收集参考图片
     * @param string $actContent 原始内容
     * @param array $products 产品数组（包含product_name和url）
     * @return array ['content' => 处理后的内容, 'reference_images' => 参考图片数组]
     */
    public function processActContentWithProducts($actContent, $products) {
        if (empty($actContent) || empty($products)) {
            return [
                'content' => $actContent,
                'reference_images' => []
            ];
        }
        
        // 构建产品名称到产品信息的映射
        $product_dict = [];
        foreach ($products as $product) {
            $product_name = getProp($product, 'product_name');
            if ($product_name) {
                $product_dict[$product_name] = [
                    // 优先使用三视图图片作为素材/参考图，否则使用原图 url
                    'url' => getProp($product, 'three_view_image_url') ?: getProp($product, 'url'),
                    'voice_prompt' => getProp($product, 'voice_prompt')
                ];
            }
        }
        
        // 第一步：查找内容中所有 {产品名称} 格式的标记（按出现顺序，去重）
        preg_match_all('/\{([^}]+)\}/u', $actContent, $matches);
        
        $reference_images = [];
        $product_index_map = []; // 产品名称 => 图片序号的映射
        $voice_prompts = []; // 存储需要添加到开头的voice_prompt信息
        $narrator_voice_prompt = ''; // 单独存储旁白的voice_prompt
        $current_index = 1;
        
        if (!empty($matches[1])) {
            // 按照在内容中第一次出现的顺序，为每个产品分配序号
            $seen_products = []; // 用于去重
            
            foreach ($matches[1] as $product_name) {
                // 跳过已处理的产品
                if (isset($seen_products[$product_name])) {
                    continue;
                }
                
                $seen_products[$product_name] = true;
                
                // 检查产品是否在字典中
                if (isset($product_dict[$product_name])) {
                    $url = $product_dict[$product_name]['url'];
                    $voice_prompt = $product_dict[$product_name]['voice_prompt'];
                    
                    // 处理voice_prompt（旁白不在这里处理，旁白是公共的在后面单独处理）
                    if (!empty($voice_prompt) && $product_name !== '旁白') {
                        $voice_prompts[] = $product_name . '：' . $voice_prompt . "\n";
                    }
                    
                    // 只有URL非空才分配序号和添加到参考图片
                    if (!empty($url)) {
                        // 检查URL是否已经在reference_images中（去重）
                        if (!in_array($url, $reference_images)) {
                            $reference_images[] = $url;
                            $product_index_map[$product_name] = $current_index;
                            $current_index++;
                        } else {
                            // URL重复，找到已有的序号
                            $existing_index = array_search($url, $reference_images) + 1;
                            $product_index_map[$product_name] = $existing_index;
                        }
                    } else {
                        // URL为空，不分配序号（后续直接去掉{}）
                        $product_index_map[$product_name] = 0;
                    }
                } else {
                    // 产品不在字典中，不分配序号
                    $product_index_map[$product_name] = 0;
                }
            }
        }
        
        // 第二步：替换内容中的 {产品名称}
        $processedContent = $actContent;
        foreach ($product_index_map as $product_name => $index) {
            $escaped_name = preg_quote($product_name, '/');
            
            if ($index > 0) {
                // 有图片，替换为：产品名称(图X)
                $replacement = $product_name . '<图片' . $index . '>';
            } else {
                // 无图片，只保留产品名称
                $replacement = $product_name;
            }
            
            // 替换所有 {产品名称} 为处理后的格式
            $processedContent = preg_replace('/\{' . $escaped_name . '\}/u', $replacement, $processedContent);
        }
        
        // 第三步：单独处理旁白的voice_prompt（旁白是公共的，不依赖product_dict）
        foreach ($products as $product) {
            $product_name = getProp($product, 'product_name');
            $voice_prompt = getProp($product, 'voice_prompt');
            
            if ($product_name === '旁白' && !empty($voice_prompt)) {
                $narrator_voice_prompt = $product_name . '：' . $voice_prompt . "\n";
                break; // 找到旁白后退出循环
            }
        }
        
        // 第四步：将voice_prompt信息添加到内容最前面
        $voice_prompt_prefix = '';
        if (!empty($voice_prompts)) {
            $voice_prompt_prefix .= implode('', $voice_prompts);
        }
        // 旁白的voice_prompt放在最后
        if (!empty($narrator_voice_prompt)) {
            $voice_prompt_prefix .= $narrator_voice_prompt;
        }
        
        // 如果有voice_prompt信息，添加到内容开头
        if (!empty($voice_prompt_prefix)) {
            $processedContent = "人物音色：\n" . $voice_prompt_prefix . "\n" . $processedContent;
        }
        
        return [
            'content' => $processedContent,
            'reference_images' => $reference_images
        ];
    }

    public function saveActVideoGenerateParams($data) {
        $episode_id = getProp($data, 'episode_id');
        $model = getProp($data, 'video_model');
        $valid_models = DB::table('mp_video_models')->where('ace_mode', 1)->select('model')->pluck('model')->toArray();
        if (!in_array($model, $valid_models)) {
            Utils::throwError('20003:该模型不可用');
        }
        // 验证模型是否在可用模型表中
        if (!DB::table('mp_video_models')->where('model', $model)->where('is_enabled', 1)->exists()) {
            Utils::throwError('20003:该模型已不可用,请更换!');
        }
        $video_resolution = getProp($data, 'video_resolution', '720p');
        $ratio = getProp($data, 'ratio');
        if (!$ratio) $ratio = '9:16';

        $episode = DB::table('mp_anime_episodes')->where('id', $episode_id)->first(['anime_id']);
        if (!$episode) {
            Utils::throwError('20003:分集不存在');
        }
        dLog('anime')->info('保存分集视频参数', $data);

        try {
            DB::beginTransaction();

            $result = DB::table('mp_anime_episodes')->where('id', $episode_id)->update([
                'video_model' => $model,
                'video_resolution' => $video_resolution,
                'ratio' => $ratio,
                'updated_at' => date('Y-m-d H:i:s')
            ]);
            if ($result === false) {
                Utils::throwError('20003:分集视频参数保存失败');
            }

            // 同步更新mp_animes表
            $anime_result = DB::table('mp_animes')->where('id', $episode->anime_id)->update([
                'video_model' => $model,
                'video_resolution' => $video_resolution,
                'video_ratio' => $ratio,
                'updated_at' => date('Y-m-d H:i:s')
            ]);
            if ($anime_result === false) {
                Utils::throwError('20003:动漫视频参数保存失败');
            }

        } catch (\Exception $e) {
            DB::rollBack();
            Utils::throwError('20003:'.$e->getMessage());
        }

        DB::commit();

        return $result;
        
    }

    public function confirmActs($data) {
        $episode_id = getProp($data, 'episode_id');

        $episode = DB::table('mp_anime_episodes')->where('id', $episode_id)->first();
        if (!$episode) {
            Utils::throwError('20003:分集不存在');
        }
        $roles = json_decode(getProp($episode, 'roles'), true) ?: [];
        $scenes = json_decode(getProp($episode, 'scenes'), true) ?: [];
        $props = json_decode(getProp($episode, 'props'), true) ?: [];

        // 确认前校验并等待角色、场景、道具图片全部生成（参照 episodePicsInfo 更新与监控逻辑），未全部生成不得继续后续逻辑
        $this->waitForEpisodeAssetsImagesReady($episode_id, $roles, $scenes, $props);

        // 获取所有片段数据
        $acts = DB::table('mp_episode_segments')->where('episode_id', $episode_id)->orderBy('act_number')->get();
        
        // 先构建完整的 products（角色、场景、道具、extra_products，并用资产库映射覆盖），
        // 再处理每个片段的 act_content，避免 extra_products 等资产名未被格式化为 {资产名}
        // 合并角色、场景、道具和extra_products作为products，统一字段名为product_name
        // extra_products优先级更高，会覆盖同名的roles、scenes和props
        $products = [];
        
        // 先处理角色数组
        foreach ($roles as $role) {
            $product = $role;
            // 将role字段重命名为product_name
            if (isset($product['role'])) {
                $product['product_name'] = $product['role'];
                unset($product['role']);

                $product['product'] = 1; // 标记类型为角色
                $products[$product['product_name']] = $product; // 使用product_name作为key便于后续覆盖
            }
        }
        
        // 处理场景数组
        foreach ($scenes as $scene) {
            $product = $scene;
            // 将scene字段重命名为product_name
            if (isset($product['scene'])) {
                $product['product_name'] = $product['scene'];
                unset($product['scene']);

                $product['product'] = 2; // 标记类型为场景
                $products[$product['product_name']] = $product; // 使用product_name作为key便于后续覆盖
            }
            
        }
        
        // 处理道具数组（逻辑与场景一致）
        foreach ($props as $prop) {
            $product = $prop;
            // 将prop字段重命名为product_name
            if (isset($product['prop'])) {
                $product['product_name'] = $product['prop'];
                unset($product['prop']);

                $product['product'] = 3; // 标记类型为道具
                $products[$product['product_name']] = $product; // 使用product_name作为key便于后续覆盖
            }
        }
        
        // extra_products优先级更高，直接覆盖同名的roles和scenes
        $extra_products = json_decode(getProp($episode, 'extra_products', '[]'), true) ?: [];
        foreach ($extra_products as $extra_product) {
            $product_name = getProp($extra_product, 'product_name');
            if ($product_name) {
                $products[$product_name] = $extra_product; // 覆盖同名数据
            }
        }

        // mp_script_product_mappings 信息优先级更高：
        // 获取当前剧集所属动漫剧本下、与本集资产同名的资产库最新数据（url/三视图/提示词等），
        // 覆盖分集 JSON 中保存的同名旧快照；分集内独有的 description、voice_prompt 等字段保留
        $anime = DB::table('mp_animes')->where('id', getProp($episode, 'anime_id'))->first();
        $script_id = $anime ? (int)getProp($anime, 'script_id', 0) : 0;

        if ($script_id && !empty($products)) {
            $currentProductNames = array_keys($products);

            $normalizeName = function($name) {
                return trim(preg_replace(
                    '/^[\s*\[\]【】［］{}｛｝\x{3000}]+|[\s*\[\]【】［］{}｛｝\x{3000}]+$/u',
                    '',
                    trim((string)$name)
                ));
            };

            $mappingItems = DB::table('mp_script_product_mappings as mapping')
                ->join('mp_products as product', 'mapping.product_id', '=', 'product.id')
                ->where('mapping.script_id', $script_id)
                ->where('product.is_deleted', 0)
                ->whereIn('product.product_name', $currentProductNames)
                ->select(
                    'mapping.product_id',
                    'product.product_name',
                    'product.product',
                    'product.pic_prompt',
                    'product.url',
                    'product.three_view_image_url',
                )
                ->get();

            $mappingByName = [];
            foreach ($mappingItems as $mappingItem) {
                $normalizedName = $normalizeName($mappingItem->product_name);
                if (!$normalizedName) continue;

                $mappingByName[$normalizedName] = [
                    'product_id'            => (int)$mappingItem->product_id,
                    'product_name'          => $mappingItem->product_name,
                    'product'               => (int)$mappingItem->product,
                    'pic_prompt'            => $mappingItem->pic_prompt ?? '',
                    'url'                   => $mappingItem->url ?? '',
                    'three_view_image_url'  => $mappingItem->three_view_image_url ?? '',
                ];
            }

            foreach ($products as $key => &$product) {
                $normalizedKey = $normalizeName($key);
                if ($normalizedKey && isset($mappingByName[$normalizedKey])) {
                    $product = array_merge($product, $mappingByName[$normalizedKey]);
                }
            }
            unset($product);
        }

        // 兼容返回 three_view_image_url 字段（旧数据可能没有该键，统一补空值）
        foreach ($products as &$product) {
            if (!isset($product['three_view_image_url'])) {
                $product['three_view_image_url'] = '';
            }
        }
        unset($product);
        
        // 重新索引数组（去除key）
        $products = array_values($products);
        
        // 基于构建完成的 products 收集所有资产名称（含 extra_products 中的资产）
        $product_names = [];
        foreach ($products as $product) {
            $product_name = getProp($product, 'product_name');
            if ($product_name && $product_name !== '旁白') {
                $product_names[] = $product_name;
            }
        }
        
        // 去重并按长度降序排序（避免短名称先匹配到长名称的一部分）
        $product_names = array_unique($product_names);
        usort($product_names, function($a, $b) {
            return mb_strlen($b) - mb_strlen($a);
        });

        try {
            DB::beginTransaction();
            // 处理每个片段
            foreach ($acts as $act) {
                $act_content = getProp($act, 'act_content');
                if (!$act_content) continue;
                
                $processed_content = $act_content;
                
                // 统一替换所有资产名称为 {资产名} 格式
                // 使用占位符避免嵌套替换问题
                $placeholder_map = [];
                $placeholder_index = 0;
                
                foreach ($product_names as $product_name) {
                    // 转义特殊字符
                    $escaped_product = preg_quote($product_name, '/');
                    
                    // 检查是否匹配且未被 {} 包裹
                    $processed_content = preg_replace_callback(
                        '/(?<![{])(' . $escaped_product . ')(?![}])/u',
                        function($matches) use (&$placeholder_map, &$placeholder_index) {
                            // 使用唯一占位符
                            $placeholder = '<<<PLACEHOLDER_' . $placeholder_index . '>>>';
                            $placeholder_map[$placeholder] = '{' . $matches[1] . '}';
                            $placeholder_index++;
                            return $placeholder;
                        },
                        $processed_content
                    );
                }
                
                // 将所有占位符替换回实际内容
                foreach ($placeholder_map as $placeholder => $replacement) {
                    $processed_content = str_replace($placeholder, $replacement, $processed_content);
                }
                
                // 处理【镜头X】或【分镜X】重新编号为从1开始的连续整数【镜头X】
                $shot_counter = 0;
                $processed_content = preg_replace_callback(
                    '/【(?:镜头|分镜)(\d+)】/u',
                    function($matches) use (&$shot_counter) {
                        $shot_counter++;
                        return '【镜头' . $shot_counter . '】';
                    },
                    $processed_content
                );
                
                // 更新数据库
                $boolen = DB::table('mp_episode_segments')
                    ->where('id', $act->id)
                    ->update([
                        'act_show_content' => $processed_content,
                        'updated_at' => date('Y-m-d H:i:s')
                    ]);
                if (!$boolen) {
                    Utils::throwError('20003:片段处理失败');
                }
            }
        }catch (\Exception $e) {
            DB::rollBack();
            Utils::throwError('20003:'.$e->getMessage());
        }
        
        $boolen1 = DB::table('mp_anime_episodes')->where('id', $episode_id)->update([
            'is_generated'  => 1,
            'updated_at'    => date('Y-m-d H:i:s')
        ]);
        if (!$boolen1) {
            DB::rollBack();
            Utils::throwError('20003:分集处理失败!');
        }

        DB::commit();

        // 重新查询更新后的片段数据
        $acts = DB::table('mp_episode_segments')->where('episode_id', $episode_id)->orderBy('act_number')->get();

        // 构建返回的acts数组
        $return_acts = [];
        foreach ($acts as $act) {
            $return_acts[] = [
                'act_id' => getProp($act, 'id'),
                'act_number' => getProp($act, 'act_number'),
                'act_duration' => getProp($act, 'video_duration') ? getProp($act, 'video_duration') : getProp($act, 'act_duration'),
                'act_show_content' => getProp($act, 'act_show_content'),
                'video_url' => getProp($act, 'video_url'),
                'video_duration' => getProp($act, 'video_duration'),
                'video_time_point_start' => getProp($act, 'video_time_point_start'),
                'video_time_point_end' => getProp($act, 'video_time_point_end'),
            ];
        }

        return [
            'anime_id' => getProp($episode, 'anime_id'),
            'episode_id' => $episode_id,
            'title' => getProp($episode, 'title'),
            'episode_number' => getProp($episode, 'episode_number'),
            'is_generated'  => getProp($episode, 'is_generated'),
            'video_params' => [
                'video_model' => getProp($episode, 'video_model'),
                'video_resolution' => getProp($episode, 'video_resolution'),
                'ratio' => getProp($episode, 'ratio'),
            ],
            'products' => $products,
            'acts' => $return_acts
        ];
    }

    /**
     * 参照 episodePicsInfo 的更新与监控逻辑：
     * 每5秒查询一次角色/场景/道具的图片任务状态，任务成功后将图片URL回填到对应资产并写回分集表。
     * 所有需要图片的资产均已生成（url 非空）才返回；最多等待1分钟，仍有图片未生成则直接报错。
     */
    private function waitForEpisodeAssetsImagesReady($episode_id, &$roles, &$scenes, &$props) {
        $pollInterval = 5;      // 每5秒查询一次
        $maxWaitSeconds = 60;   // 最多持续1分钟
        $startTime = time();

        while (true) {
            // 从数据库读取最新数据，兼容后台 Anime:checkImgUrl 等任务对角色/场景/道具图片URL的更新
            $episode = DB::table('mp_anime_episodes')->where('id', $episode_id)->first();
            if (!$episode) {
                Utils::throwError('20003:分集不存在');
            }
            $roles = json_decode(getProp($episode, 'roles'), true) ?: [];
            $scenes = json_decode(getProp($episode, 'scenes'), true) ?: [];
            $props = json_decode(getProp($episode, 'props'), true) ?: [];

            $updated = false;
            $waitingAssets = [];   // 任务仍在处理中，可等待后续轮询
            $missingAssets = [];   // 无任务或任务已失败/不存在，无法通过等待自动恢复

            $this->refreshEpisodeAssetsImageTasks($roles, 'role', '旁白', $waitingAssets, $missingAssets, $updated);
            $this->refreshEpisodeAssetsImageTasks($scenes, 'scene', '', $waitingAssets, $missingAssets, $updated);
            $this->refreshEpisodeAssetsImageTasks($props, 'prop', '', $waitingAssets, $missingAssets, $updated);

            // 有图片任务结果更新时写回分集表
            if ($updated) {
                DB::table('mp_anime_episodes')->where('id', $episode_id)->update([
                    'roles'      => json_encode($roles, JSON_UNESCAPED_UNICODE),
                    'scenes'     => json_encode($scenes, JSON_UNESCAPED_UNICODE),
                    'props'      => json_encode($props, JSON_UNESCAPED_UNICODE),
                    'updated_at' => date('Y-m-d H:i:s')
                ]);
            }

            // 所有需要图片的资产都已生成，允许继续 confirmActs 后续逻辑
            if (empty($waitingAssets) && empty($missingAssets)) {
                return;
            }

            // 其他任务都已处理完毕，仍有角色、场景或道具图片未生成，统一报错阻止后续逻辑
            if (empty($waitingAssets)) {
                Utils::throwError('20003:还有主体、场景或道具图片未生成，请等待图片生成后重试');
            }

            // 超过1分钟仍未生成完毕，阻止 confirmActs 后续逻辑
            if (time() - $startTime >= $maxWaitSeconds) {
                Utils::throwError('20003:还有主体、场景或道具图片未生成，请等待图片生成后重试');
            }

            sleep($pollInterval);
        }
    }

    /**
     * 参照 episodePicsInfo：遍历单个资产列表，对有图片任务但还没有图片URL的资产查询图片任务结果并回填。
     * 无任务、任务不存在或生成失败的资产记录为缺失项，不在此处直接报错；
     * 仍在处理中的任务记录为等待项，由外层统一等待所有任务完成后，再对缺失资产统一报错。
     */
    private function refreshEpisodeAssetsImageTasks(&$assets, $nameKey, $skipName, &$waitingAssets, &$missingAssets, &$updated) {
        foreach ($assets as &$asset) {
            $assetName = getProp($asset, $nameKey);
            if ($assetName === '' || ($skipName !== '' && $assetName === $skipName)) {
                continue;
            }

            // 已有图片URL的资产视为已生成
            if (getProp($asset, 'url')) {
                continue;
            }

            $task_id = getProp($asset, 'task_id');
            // 没有图片任务且没有图片URL：记录为缺失项，继续遍历其他资产，待其他任务都完成后再统一报错
            if (!$task_id) {
                $missingAssets[] = $assetName;
                continue;
            }

            $task = DB::table('mp_generate_pic_tasks')
                ->where('id', $task_id)
                ->select('status', 'result_url')
                ->first();

            // 任务不存在：同样记录为缺失项，不在此处直接报错
            if (!$task) {
                $missingAssets[] = $assetName;
                continue;
            }

            if ($task->status === 'success') {
                $result_url = getProp($task, 'result_url');
                if ($result_url) {
                    $result_urls = is_json($result_url) ? json_decode($result_url, true) : [$result_url];
                    if (is_array($result_urls) && !empty($result_urls[0])) {
                        $asset['url'] = $result_urls[0];
                        $asset['task_status'] = 'success';
                        $updated = true;
                        continue;
                    }
                }
                // 任务成功但没有可用的结果URL，仍视为未生成，继续等待后续轮询结果
                $waitingAssets[] = $assetName;
            } elseif ($task->status === 'failed') {
                // 生成失败：记录为缺失项，待其他任务处理完后统一报错
                $missingAssets[] = $assetName;
            } else {
                // 任务仍在生成中，等待下一次轮询
                $waitingAssets[] = $assetName;
            }
        }
        unset($asset);
    }

    /**
     * 导出动漫剧本为PDF（参照示例PDF版式）
     * @param int $animeId 动漫ID
     * @param int $episodeCount 导出集数，默认8，传-1表示全部
     * @param string|null $savePath 指定保存路径（为空则直接下载输出）
     * @return string|null
     */
    public function exportAnimeScriptAsPdf($animeId, $episodeCount = 8, $savePath = null) {
        // 图片下载与转换可能占用较多内存
        ini_set('memory_limit', '512M');

        $anime = DB::table('mp_animes')->where('id', $animeId)->where('is_deleted', 0)->first();
        if (!$anime) Utils::throwError('20003:该动漫不存在!');
        $anime = (array)$anime;
        // 剧本名去掉末尾"_数字"标识后缀，只保留剧名本身
        $anime['anime_name'] = trim((string)preg_replace('/_\d+$/u', '', getProp($anime, 'anime_name', '')));

        // 获取分集（默认展示版本，按集数升序）
        $episodeQuery = DB::table('mp_anime_episodes')
            ->where('anime_id', $animeId)
            ->where('is_default', 1)
            ->orderBy('episode_number')
            ->orderBy('id');
        if ($episodeCount > 0) {
            $episodeQuery->limit($episodeCount);
        }
        $episodes = $episodeQuery->get()->map(function ($value) {
            return (array)$value;
        })->toArray();
        if (!$episodes) Utils::throwError('20003:该动漫暂无分集数据');

        // 聚合主体/场景/道具列表（前N集内容，按名称去重）
        $roles = $this->mergeEpisodeItems($episodes, 'role');
        $scenes = $this->mergeEpisodeItems($episodes, 'scene');
        $props = $this->mergeEpisodeItems($episodes, 'prop');

        // 组装分集剧本数据
        $episodeScripts = [];
        foreach ($episodes as $episode) {
            $segments = DB::table('mp_episode_segments')
                ->where('anime_id', $animeId)
                ->where('episode_id', $episode['id'])
                ->get();

            // 按act_number分组，同一片段多版本时取最新一条（id最大）
            $acts = [];
            foreach ($segments as $segment) {
                $segment = (array)$segment;
                $actNumber = (int)getProp($segment, 'act_number', 0);
                if ($actNumber <= 0) continue;
                if (!isset($acts[$actNumber]) || (int)$segment['id'] > (int)$acts[$actNumber]['id']) {
                    $acts[$actNumber] = [
                        'id' => (int)$segment['id'],
                        'act_number' => $actNumber,
                        'duration' => getProp($segment, 'act_duration', ''),
                        'content' => getProp($segment, 'act_content', ''),
                    ];
                }
            }
            ksort($acts);

            // 分镜序号按出现先后重新编号（整集范围内保持连续，兼容【镜头N】/【分镜N】两种格式）
            $segmentCounter = 0;
            foreach ($acts as &$act) {
                $act['content'] = $this->renumberSegmentBlocks($act['content'], $segmentCounter);
            }
            unset($act);

            // 旁白音色：优先取分集roles中"旁白"的voice_prompt，否则从片段内容解析
            $narratorVoice = '';
            $episodeRoles = json_decode(getProp($episode, 'roles', ''), true) ?: [];
            foreach ($episodeRoles as $role) {
                if (getProp($role, 'role') === '旁白') {
                    $narratorVoice = trim((string)getProp($role, 'voice_prompt', ''));
                    break;
                }
            }
            if ($narratorVoice === '') {
                foreach ($acts as $act) {
                    if (preg_match('/旁白音色[：:]\s*([^\n]+)/u', $act['content'], $match)) {
                        $narratorVoice = trim($match[1]);
                        break;
                    }
                }
            }

            $episodeScripts[] = [
                'episode_number' => getProp($episode, 'episode_number'),
                'title' => getProp($episode, 'title', ''),
                'act_count' => count($acts),
                'narrator_voice' => $narratorVoice,
                'acts' => array_values($acts),
            ];
        }

        // 并发下载列表图片（主体/场景/道具），url => 临时文件
        $imageCache = $this->downloadImagesConcurrently(array_merge($roles, $scenes, $props));

        // 构建PDF
        $pdf = $this->buildAnimeScriptPdf($anime, $roles, $scenes, $props, $episodeScripts, $imageCache);

        // 图片已嵌入PDF，清理临时文件
        foreach ($imageCache as $imgFile) {
            @unlink($imgFile);
        }

        $filename = $anime['anime_name'] . '_' . date('YmdHis');
        if ($savePath) {
            $pdf->Output($savePath, 'F');
            return $savePath;
        }

        // 直接下载输出
        header('Content-Type: application/pdf');
        header("Content-Disposition: attachment; filename*=UTF-8''" . rawurlencode($filename . '.pdf'));
        $pdf->Output($filename . '.pdf', 'D');
        exit();
    }

    /**
     * 聚合分集的主体/场景/道具列表，按名称去重（保留首次出现）
     * @param array $episodes 分集数据
     * @param string $nameKey role|scene|prop
     * @return array
     */
    private function mergeEpisodeItems(array $episodes, $nameKey) {
        $fieldMap = [
            'role' => 'roles',
            'scene' => 'scenes',
            'prop' => 'props',
        ];
        $field = isset($fieldMap[$nameKey]) ? $fieldMap[$nameKey] : $nameKey;
        $items = [];
        foreach ($episodes as $episode) {
            $list = json_decode(getProp($episode, $field, ''), true) ?: [];
            foreach ($list as $item) {
                if (!is_array($item)) continue;
                $name = trim((string)getProp($item, $nameKey, ''));
                if ($name === '') continue;
                // 旁白不进入主体列表（仅作为旁白音色来源）
                if ($nameKey === 'role' && $name === '旁白') continue;
                if (!isset($items[$name])) {
                    $items[$name] = $item;
                }
            }
        }
        return array_values($items);
    }

    /**
     * 构建动漫剧本PDF
     * @param array $anime 动漫信息
     * @param array $roles 主体列表
     * @param array $scenes 场景列表
     * @param array $props 道具列表
     * @param array $episodeScripts 分集剧本数据
     * @param array $imageCache 图片缓存（url => 临时文件路径）
     * @return \TCPDF
     */
    private function buildAnimeScriptPdf($anime, $roles, $scenes, $props, $episodeScripts, $imageCache = []) {
        $pdf = new \TCPDF('P', 'mm', 'A4', true, 'UTF-8', false);
        $pdf->SetCreator('动漫剧本导出系统');
        $pdf->SetAuthor('系统');
        $pdf->SetTitle(getProp($anime, 'anime_name', '动漫剧本'));
        $pdf->SetSubject('动漫剧本导出');
        $pdf->SetMargins(15, 15, 15);
        $pdf->SetAutoPageBreak(true, 15);

        // 剧本名
        $pdf->AddPage();
        $pdf->SetFont('simsun', 'B', 20);
        $pdf->Cell(0, 15, getProp($anime, 'anime_name', ''), 0, 1, 'C');
        $pdf->Ln(5);

        // 故事梗概
        $intro = trim((string)getProp($anime, 'intro', ''));
        if ($intro !== '') {
            $this->pdfSectionTitle($pdf, '故事梗概');
            $this->pdfBody($pdf, $intro);
        }

        // 美术风格
        $artStyle = trim((string)getProp($anime, 'art_style', ''));
        if ($artStyle !== '') {
            $this->pdfSectionTitle($pdf, '美术风格');
            $this->pdfBody($pdf, $artStyle);
        }

        // 主体列表（文字+图片）
        $this->pdfSectionTitle($pdf, '主体列表');
        foreach ($roles as $index => $role) {
            $this->pdfBody($pdf, ($index + 1) . '. ' . getProp($role, 'role', '') . '：' . getProp($role, 'description', ''));
        }
        $this->pdfItemImages($pdf, $roles, 'role', $imageCache);

        // 场景列表（文字+图片）
        $this->pdfSectionTitle($pdf, '场景列表');
        foreach ($scenes as $index => $scene) {
            $this->pdfBody($pdf, ($index + 1) . '. ' . getProp($scene, 'scene', '') . '：' . getProp($scene, 'description', ''));
        }
        $this->pdfItemImages($pdf, $scenes, 'scene', $imageCache);

        // 道具列表（文字+图片）
        $this->pdfSectionTitle($pdf, '道具列表');
        foreach ($props as $index => $prop) {
            $this->pdfBody($pdf, ($index + 1) . '. ' . getProp($prop, 'prop', '') . '：' . getProp($prop, 'description', ''));
        }
        $this->pdfItemImages($pdf, $props, 'prop', $imageCache);

        // 分镜剧本
        $this->pdfSectionTitle($pdf, '分镜剧本');
        foreach ($episodeScripts as $episodeScript) {
            $episodeTitle = '第' . getProp($episodeScript, 'episode_number') . '集';
            $episodeTitleRaw = trim((string)getProp($episodeScript, 'title', ''));
            if ($episodeTitleRaw !== '') {
                // title 字段可能已带"第N集"前缀，避免重复
                if (preg_match('/^第\d+集[：:\s]/u', $episodeTitleRaw)) {
                    $episodeTitle = $episodeTitleRaw;
                } else {
                    $episodeTitle .= '：' . $episodeTitleRaw;
                }
            }
            $this->pdfSubTitle($pdf, $episodeTitle, 13);
            $this->pdfBody($pdf, '片段数量：' . getProp($episodeScript, 'act_count', 0));
            if (getProp($episodeScript, 'narrator_voice') !== '') {
                $this->pdfBody($pdf, '旁白音色：' . getProp($episodeScript, 'narrator_voice'));
            }
            foreach (getProp($episodeScript, 'acts', []) as $act) {
                $actTitle = '片段' . getProp($act, 'act_number');
                if (getProp($act, 'duration') !== '' && getProp($act, 'duration') !== null) {
                    $actTitle .= ' 时长 ' . getProp($act, 'duration') . 's';
                }
                $this->pdfSubTitle($pdf, $actTitle, 12);
                if (getProp($act, 'content') !== '') {
                    $this->pdfBody($pdf, getProp($act, 'content'));
                }
            }
        }

        return $pdf;
    }

    /**
     * PDF章节标题（带分隔线）
     */
    private function pdfSectionTitle($pdf, $title) {
        if ($pdf->GetY() > 230) {
            $pdf->AddPage();
        }
        $pdf->SetFont('simsun', 'B', 15);
        $pdf->Cell(0, 10, $title, 0, 1, 'L');
        $y = $pdf->GetY();
        $pdf->SetLineWidth(0.4);
        $pdf->Line(15, $y, 195, $y);
        $pdf->Ln(4);
    }

    /**
     * PDF子标题（集数/片段标题）
     */
    private function pdfSubTitle($pdf, $title, $size = 13) {
        if ($pdf->GetY() > 240) {
            $pdf->AddPage();
        }
        $pdf->SetFont('simsun', 'B', $size);
        $pdf->Cell(0, 8, $title, 0, 1, 'L');
        $pdf->Ln(1);
    }

    /**
     * PDF正文段落
     */
    private function pdfBody($pdf, $text) {
        $pdf->SetFont('simsun', '', 11);
        $pdf->MultiCell(0, 6, $text, 0, 'L');
        $pdf->Ln(2);
    }

    /**
     * 输出列表项图片（每张图单独一页，图下标注名称）
     * @param \TCPDF $pdf
     * @param array $items 列表项
     * @param string $nameKey role|scene|prop
     * @param array $imageCache 图片缓存（url => 临时文件路径）
     */
    private function pdfItemImages($pdf, array $items, $nameKey, array $imageCache) {
        foreach ($items as $item) {
            $url = trim((string)getProp($item, 'url', ''));
            $name = trim((string)getProp($item, $nameKey, ''));
            if ($url === '' || !isset($imageCache[$url])) continue;

            $imgPath = $imageCache[$url];

            $size = @getimagesize($imgPath);
            if (!$size || $size[0] <= 0 || $size[1] <= 0) {
                continue;
            }

            $pdf->AddPage();
            // 图片按比例缩放，居中偏上，为底部名称标注预留空间
            $maxW = 160;
            $maxH = 170;
            $ratio = min($maxW / $size[0], $maxH / $size[1], 1);
            $drawW = $size[0] * $ratio;
            $drawH = $size[1] * $ratio;
            $x = (210 - $drawW) / 2;
            $y = max(15, (297 - $drawH) / 2 - 10);
            $pdf->Image($imgPath, $x, $y, $drawW, $drawH, '', '', '', false, 300, '', false, false, 0, false, false, false);

            // 图下标注名称
            $pdf->SetFont('simsun', 'B', 13);
            $pdf->SetY(297 - 28);
            $pdf->Cell(0, 8, $name, 0, 1, 'C');
        }
    }

    /**
     * 并发下载远程图片到临时文件，并统一缩放转为JPEG
     * @param array $items 包含url字段的列表项
     * @return array url => 临时文件路径
     */
    private function downloadImagesConcurrently(array $items) {
        // 收集唯一的图片URL
        $urls = [];
        foreach ($items as $item) {
            $url = trim((string)getProp($item, 'url', ''));
            if ($url !== '') $urls[$url] = true;
        }
        if (!$urls) return [];
        $urls = array_keys($urls);

        $tmpDir = sys_get_temp_dir();
        $rawFiles = [];
        foreach ($urls as $url) {
            $rawFile = $tmpDir . '/anime_pdf_raw_' . md5($url) . '.img';
            $rawFiles[$url] = $rawFile;
        }

        $client = new Client(['timeout' => 180, 'verify' => false]);

        // 低并发下载，sink写入文件避免大图占用内存
        $generator = (function () use ($urls, $client, $rawFiles) {
            foreach ($urls as $url) {
                yield $url => $client->getAsync($url, ['sink' => $rawFiles[$url]]);
            }
        })();

        $errors = [];
        $each = new \GuzzleHttp\Promise\EachPromise($generator, [
            'concurrency' => 4,
            'rejected' => function ($reason, $url) use (&$errors) {
                $errors[$url] = $reason ? $reason->getMessage() : 'unknown';
            },
        ]);
        $each->promise()->wait();

        // 失败的图片串行重试一次（独占带宽，提高成功率）
        foreach ($urls as $url) {
            if (!isset($errors[$url])) continue;
            try {
                $client->get($url, ['sink' => $rawFiles[$url], 'timeout' => 300]);
                unset($errors[$url]);
            } catch (\Throwable $e) {
                // 重试仍失败
            }
        }

        $cache = [];
        foreach ($urls as $url) {
            $rawFile = $rawFiles[$url];
            if (isset($errors[$url])) {
                dLog('anime')->error('导出PDF图片下载失败', [
                    'url' => $url,
                    'error' => $errors[$url],
                ]);
                @unlink($rawFile);
                continue;
            }
            $converted = $this->convertImageFile($rawFile, $url);
            if ($converted !== null) {
                $cache[$url] = $converted;
            } else {
                @unlink($rawFile);
            }
        }
        return $cache;
    }

    /**
     * 将已下载的图片文件缩放并转为JPEG
     * @param string $rawFile 原始图片临时文件
     * @param string $url 图片地址（用于命名）
     * @return string|null 转换后的文件路径，转换失败返回null
     */
    private function convertImageFile($rawFile, $url) {
        $content = @file_get_contents($rawFile);
        if ($content === false || $content === '') return null;

        if (!function_exists('imagecreatefromstring')) return null;

        $image = @imagecreatefromstring($content);
        if ($image === false) return null;

        $jpeg = $this->compressImageForPdf($image, $rawFile, $url);
        imagedestroy($image);
        if ($jpeg !== null) {
            @unlink($rawFile);
        }
        return $jpeg;
    }

    /**
     * 图片压缩：白底合成后转JPEG，分级缩小尺寸与降低质量，保证每张不超过2MB
     * @param resource $srcImage GD图片资源
     * @param string $rawFile 原始图片临时文件
     * @param string $url 图片地址（用于命名）
     * @return string|null 压缩后的JPEG文件路径
     */
    private function compressImageForPdf($srcImage, $rawFile, $url) {
        $maxBytes = 2 * 1024 * 1024; // 2MB
        $sizes = [2048, 1600, 1280, 1024, 800];
        $qualities = [85, 70, 55, 40];
        $jpeg = dirname($rawFile) . '/anime_pdf_img_' . md5($url) . '.jpg';

        foreach ($sizes as $size) {
            $resized = $this->copyAndResize($srcImage, $size);
            $flat = $this->flattenToWhite($resized);
            imagedestroy($resized);

            foreach ($qualities as $quality) {
                ob_start();
                $saved = imagejpeg($flat, null, $quality);
                $data = ob_get_clean();
                if ($saved && $data !== false && $data !== '' && strlen($data) <= $maxBytes) {
                    file_put_contents($jpeg, $data);
                    imagedestroy($flat);
                    dLog('anime')->info('导出PDF图片压缩完成', [
                        'url' => $url,
                        'size' => filesize($jpeg),
                        'edge' => $size,
                        'quality' => $quality,
                    ]);
                    return $jpeg;
                }
            }
            imagedestroy($flat);
        }

        // 兜底：最小尺寸、最低质量强制输出
        $resized = $this->copyAndResize($srcImage, 800);
        $flat = $this->flattenToWhite($resized);
        imagedestroy($resized);
        $saved = imagejpeg($flat, $jpeg, 30);
        imagedestroy($flat);
        if (!$saved) return null;

        dLog('anime')->info('导出PDF图片压缩完成(兜底)', [
            'url' => $url,
            'size' => filesize($jpeg),
        ]);
        return $jpeg;
    }

    /**
     * 等比缩放图片副本（不销毁原图）
     * @param resource $srcImage GD图片资源
     * @param int $maxEdge 最大边长
     * @return resource
     */
    private function copyAndResize($srcImage, $maxEdge) {
        $width = imagesx($srcImage);
        $height = imagesy($srcImage);
        $max = max($width, $height);
        if ($max <= $maxEdge) {
            $copy = imagecreatetruecolor($width, $height);
            imagecopy($copy, $srcImage, 0, 0, 0, 0, $width, $height);
            return $copy;
        }

        $ratio = $maxEdge / $max;
        $newWidth = max(1, (int)round($width * $ratio));
        $newHeight = max(1, (int)round($height * $ratio));
        $resized = imagecreatetruecolor($newWidth, $newHeight);
        imagealphablending($resized, false);
        imagesavealpha($resized, true);
        imagecopyresampled($resized, $srcImage, 0, 0, 0, 0, $newWidth, $newHeight, $width, $height);
        return $resized;
    }

    /**
     * 将GD图片合成到白色背景上（处理透明通道，输出RGB）
     * @param resource $image GD图片资源
     * @return resource
     */
    private function flattenToWhite($image) {
        $width = imagesx($image);
        $height = imagesy($image);
        $flat = imagecreatetruecolor($width, $height);
        $white = imagecolorallocate($flat, 255, 255, 255);
        imagefill($flat, 0, 0, $white);
        imagecopy($flat, $image, 0, 0, 0, 0, $width, $height);
        return $flat;
    }

    /**
     * 将片段内容中的分镜序号按出现先后重新编号（保证整集连续）
     * @param string $content 片段内容
     * @param int $counter 当前已编号数量（引用传递，整集累计）
     * @return string
     */
    private function renumberSegmentBlocks($content, &$counter) {
        return preg_replace_callback('/^【(分镜|镜头)\d+】/mu', function ($match) use (&$counter) {
            $counter++;
            return '【' . $match[1] . $counter . '】';
        }, $content);
    }
}