<?php

namespace General\Services\Export;

use General\Helpers\AliOSSHelper;
use Illuminate\Database\Eloquent\Model;

/**
 * 导出任务
 * $model 对象必须有name,query_condition,status,file_path,is_file_deleted 逻辑不能变
 */
abstract class AbstractExportTask
{
    private $model;
    private $query_data;

    const ready = 1;
    const running = 2;
    const complete = 3;
    const failure = 4;

    public function __construct(Model $model, ExportQueryData $query_data = null)
    {
        $this->model = $model;
        $this->query_data = $query_data;
    }

    abstract public function getTaskData(): array;

    /**
     * 创建导出任务
     */
    public function addTask(array $query_params)
    {
        if ($this->query_data) {
            $params = array_merge($this->getTaskData(), [
                'name' => $this->query_data->memu_name,
                'query_params' => json_encode($query_params, JSON_UNESCAPED_UNICODE),
                'query_condition' => $this->query_data->getQueryParamsContent($query_params),
                'status' => self::ready,
            ]);
            $this->setModel($this->model::create($params));
        }
    }

    public function setModel(Model $model)
    {
        $this->model = $model;
    }

    public function getModel(): Model
    {
        return $this->model;
    }

    /**
     * 设置状态
     */
    public function setStatus(int $status)
    {
        $this->model->status = $status;
        $this->model->save();
    }

    /**
     * 保存文件
     */
    public function saveExportTaskFile(string $local_path, string $file_name)
    {
        $service = new AliOSSHelper;
        $oss_path = $service->uploadFile("reports/" . $file_name, $local_path . '/' . $file_name);
        if ($oss_path) {
            $this->model->file_path = "reports/" . $file_name;
            $this->setStatus(self::complete);
        } else {
            $this->task->setStatus(self::failure);
        }
    }
    /**
     * 删除文件
     */
    public function delExportTaskFile()
    {
        $service = new AliOSSHelper;
        $service->delFile($this->model->file_path);
        $this->model->is_file_deleted = 1;
        $this->model->save();
    }
}