<?php

namespace App\Service\common;

use App\BaseApp\BaseService;
use App\Service\common\oss\OssRuntimeConfigService;
use App\Service\common\oss\OssStorageFactory;
use App\Service\common\oss\OssStorageInterface;
use App\Service\FileService;
use Illuminate\Support\Str;

/**
 * 统一上传入口：按数据库启用的 OSS 配置，经工厂分发到对应存储实现
 */
class UploadService extends BaseService
{
    private OssStorageInterface $uploadService;

    public function __construct()
    {
        parent::__construct();
        try {
            $config = OssRuntimeConfigService::getInstance()->getActiveConfig();
            $this->uploadService = OssStorageFactory::getInstance()->make($config);
        } catch (\Throwable $e) {
            // 配置异常时回退本地，避免整站上传不可用
            $this->uploadService = OssStorageFactory::getInstance()->make([
                'driver' => 'local',
                'path_prefix' => 'uploads',
                'domain' => '',
            ]);
        }
    }

    /**
     * 上传图片到当前启用的存储
     *
     * @param mixed $file 上传文件对象
     */
    public function uploadImage($file): array|bool
    {
        $ext = $file->getClientOriginalExtension();
        $key = 'spa/image/' . date('Ymd') . '/' . 'cc_upload_' . Str::random() . uniqid() . '.' . $ext;
        $result = $this->uploadService->uploadVideo($file, $key);
        if (!$result) {
            $this->utils->errorThrow('图片上传失败');
        }
        FileService::getInstance()->create([
            'user_id' => $this->userId,
            'url' => $result['url'],
        ]);
        return $result;
    }

    /**
     * 上传视频到当前启用的存储
     *
     * @param mixed $file 上传文件对象
     */
    public function uploadVideo($file): array|bool
    {
        $ext = $file->getClientOriginalExtension();
        $key = 'spa/video/' . date('Ymd') . '/' . 'cc_upload_' . Str::random() . uniqid() . '.' . $ext;
        $result = $this->uploadService->uploadVideo($file, $key);
        if (!$result) {
            $this->utils->errorThrow('视频上传失败');
        }
        FileService::getInstance()->create([
            'user_id' => $this->userId,
            'url' => $result['url'],
        ]);
        return $result;
    }

    /**
     * 上传文档（商品图册的 PDF、订单转账凭证的 PDF 等）
     *
     * 驱动层的 uploadVideo 就是通用的 put，图册 PDF 之前只能借 video 通道上传，
     * 结果 key 落在 spa/video 下，素材库按目录归类时全错位，故单独开一路。
     *
     * @param mixed $file 上传文件对象
     */
    public function uploadDocument($file): array|bool
    {
        $ext = strtolower($file->getClientOriginalExtension());
        $allowed = ['pdf', 'doc', 'docx', 'xls', 'xlsx', 'csv', 'zip'];
        if (!in_array($ext, $allowed, true)) {
            $this->utils->errorThrow('不支持的文件类型：' . $ext);
        }
        $key = 'spa/file/' . date('Ymd') . '/' . 'cc_upload_' . Str::random() . uniqid() . '.' . $ext;
        $result = $this->uploadService->uploadVideo($file, $key);
        if (!$result) {
            $this->utils->errorThrow('文件上传失败');
        }
        FileService::getInstance()->create([
            'user_id' => $this->userId,
            'url' => $result['url'],
        ]);
        return $result;
    }
}