import { logger } from '../core/logger';

export interface MediaAsset {
  id: string;
  tenantId: string;
  shopId: string;
  type: 'IMAGE' | 'VIDEO' | 'DOCUMENT';
  filename: string;
  url: string;
  status: 'UPLOADED' | 'PROCESSING' | 'PENDING_REVIEW' | 'APPROVED' | 'IN_USE' | 'ARCHIVED' | 'REJECTED';
  metadata: Record<string, any>;
  traceId: string;
  taskId: string;
  businessType: 'TOC' | 'TOB';
  createdAt: Date;
  updatedAt: Date;
}

export interface CreateMediaAssetParams {
  tenantId: string;
  shopId: string;
  type: 'IMAGE' | 'VIDEO' | 'DOCUMENT';
  filename: string;
  url: string;
  metadata: Record<string, any>;
  traceId: string;
  taskId: string;
  businessType: 'TOC' | 'TOB';
}

export interface UpdateMediaAssetParams {
  id: string;
  status?: 'UPLOADED' | 'PROCESSING' | 'PENDING_REVIEW' | 'APPROVED' | 'IN_USE' | 'ARCHIVED' | 'REJECTED';
  metadata?: Record<string, any>;
  traceId: string;
}

export class MediaAssetService {
  /**
   * 初始化数据库表
   */
  static async initTable() {
    logger.info('🚀 MediaAssetService table initialized');
    // 这里可以添加数据库表初始化逻辑
  }

  /**
   * 创建素材
   */
  static async createAsset(params: CreateMediaAssetParams): Promise<MediaAsset> {
    logger.info(`[MediaAssetService] Creating asset: ${params.filename}`, { traceId: params.traceId });
    // 这里可以添加创建素材的逻辑
    return {
      id: 'asset_' + Date.now(),
      tenantId: params.tenantId,
      shopId: params.shopId,
      type: params.type,
      filename: params.filename,
      url: params.url,
      status: 'UPLOADED',
      metadata: params.metadata,
      traceId: params.traceId,
      taskId: params.taskId,
      businessType: params.businessType,
      createdAt: new Date(),
      updatedAt: new Date()
    };
  }

  /**
   * 更新素材状态
   */
  static async updateAsset(params: UpdateMediaAssetParams): Promise<MediaAsset> {
    logger.info(`[MediaAssetService] Updating asset: ${params.id}`, { traceId: params.traceId });
    // 这里可以添加更新素材的逻辑
    return {
      id: params.id,
      tenantId: 'tenant_1',
      shopId: 'shop_1',
      type: 'IMAGE',
      filename: 'example.jpg',
      url: 'https://example.com/image.jpg',
      status: params.status || 'UPLOADED',
      metadata: params.metadata || {},
      traceId: params.traceId,
      taskId: 'task_1',
      businessType: 'TOC',
      createdAt: new Date(),
      updatedAt: new Date()
    };
  }

  /**
   * 获取素材列表
   */
  static async getAssets(tenantId: string, shopId: string, traceId: string): Promise<MediaAsset[]> {
    logger.info(`[MediaAssetService] Getting assets for tenant: ${tenantId}, shop: ${shopId}`, { traceId });
    // 这里可以添加获取素材列表的逻辑
    return [];
  }

  /**
   * 获取素材详情
   */
  static async getAssetById(id: string, traceId: string): Promise<MediaAsset | null> {
    logger.info(`[MediaAssetService] Getting asset: ${id}`, { traceId });
    // 这里可以添加获取素材详情的逻辑
    return null;
  }

  /**
   * 审核素材
   */
  static async reviewAsset(id: string, approved: boolean, traceId: string): Promise<MediaAsset> {
    logger.info(`[MediaAssetService] Reviewing asset: ${id}, approved: ${approved}`, { traceId });
    // 这里可以添加审核素材的逻辑
    return {
      id,
      tenantId: 'tenant_1',
      shopId: 'shop_1',
      type: 'IMAGE',
      filename: 'example.jpg',
      url: 'https://example.com/image.jpg',
      status: approved ? 'APPROVED' : 'REJECTED',
      metadata: {},
      traceId,
      taskId: 'task_1',
      businessType: 'TOC',
      createdAt: new Date(),
      updatedAt: new Date()
    };
  }

  /**
   * 归档素材
   */
  static async archiveAsset(id: string, traceId: string): Promise<MediaAsset> {
    logger.info(`[MediaAssetService] Archiving asset: ${id}`, { traceId });
    // 这里可以添加归档素材的逻辑
    return {
      id,
      tenantId: 'tenant_1',
      shopId: 'shop_1',
      type: 'IMAGE',
      filename: 'example.jpg',
      url: 'https://example.com/image.jpg',
      status: 'ARCHIVED',
      metadata: {},
      traceId,
      taskId: 'task_1',
      businessType: 'TOC',
      createdAt: new Date(),
      updatedAt: new Date()
    };
  }
}