<?php

namespace App\Console\Commands;

use App\Models\MpGenerateVideoTask;
use App\Services\PointsService;
use Illuminate\Console\Command;
use Illuminate\Support\Facades\DB;

class BackfillVideoTokensCommand extends Command
{
    /**
     * The name and signature of the console command.
     *
     * @var string
     */
    protected $signature = 'points:backfill-video-tokens
                            {--dry-run : 只统计将回填的记录数，不实际更新}
                            {--limit= : 最多处理记录数（默认全部）}';

    /**
     * The console command description.
     *
     * @var string
     */
    protected $description = '回填视频积分明细缺失的 token（历史 bug：扣费时读取到未同步的 result_json 导致 tokens_consumed=0）';

    /**
     * Execute the console command.
     *
     * @param PointsService $pointsService
     * @return int
     */
    public function handle(PointsService $pointsService)
    {
        $dryRun = (bool)$this->option('dry-run');
        $limit = (int)$this->option('limit');
        if ($limit < 0) {
            $limit = 0;
        }

        $query = DB::table('mp_user_points_details as d')
            ->leftJoin('mp_generate_video_tasks as t', 't.id', '=', 'd.task_id')
            ->where('d.type', 'video')
            ->where('d.points_consumed', '>', 0)
            ->where('d.tokens_consumed', 0)
            ->select('d.id', 'd.task_id', 't.api_type', 't.result_json');

        $total = (clone $query)->count();
        $this->info("待回填明细总数: {$total}" . ($dryRun ? '（dry-run 模式，不更新）' : ''));
        if ($total <= 0) {
            return 0;
        }
        if ($limit > 0) {
            $query->limit($limit);
            $this->info("本次最多处理: {$limit} 条");
        }

        $updated = 0;
        $skipped = 0;
        $notFound = 0;

        $rows = $query->get();
        $bar = $this->output->createProgressBar($rows->count());
        $bar->start();

        foreach ($rows as $row) {
            $bar->advance();

            if (!$row->task_id || $row->result_json === null) {
                $skipped++;
                continue;
            }

            $task = new MpGenerateVideoTask();
            $task->api_type = (string)$row->api_type;
            $task->result_json = $row->result_json;

            try {
                $tokens = $pointsService->getVideoTokensConsumed($task);
            } catch (\Throwable $e) {
                dLog('points')->warning('视频 token 回填解析异常', [
                    'detail_id' => $row->id,
                    'task_id'   => $row->task_id,
                    'error'     => $e->getMessage(),
                ]);
                $skipped++;
                continue;
            }

            if ($tokens <= 0) {
                $skipped++;
                continue;
            }

            if (!$dryRun) {
                DB::table('mp_user_points_details')
                    ->where('id', $row->id)
                    ->update([
                        'tokens_consumed' => $tokens,
                        'updated_at'      => date('Y-m-d H:i:s'),
                    ]);
            }
            $updated++;
        }

        $bar->finish();
        $this->newLine(2);

        $this->info("可回填: {$updated} 条" . ($dryRun ? '（dry-run 未写入）' : '，已写入'));
        $this->info("跳过（任务缺失/无 token 数据）: {$skipped} 条");

        if ($updated > 0 && !$dryRun) {
            dLog('points')->info('视频积分明细 token 历史回填完成', [
                'updated' => $updated,
                'skipped' => $skipped,
            ]);
        }

        return 0;
    }
}