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

/**
 * Supplier Service
 * @description 供应商服务，用于管理供应商信息和状态
 */
export class SupplierService {
  /**
   * 初始化数据库表
   */
  static async initTable() {
    logger.info('🚀 SupplierService table initialized');
    // 这里可以添加数据库表初始化逻辑
  }

  /**
   * 更新供应商状态
   */
  static async updateSupplierStatus(supplierId: string, status: string, description: string) {
    logger.info(`[SupplierService] Updating supplier status: ${supplierId} to ${status}`);
    // 这里可以添加更新供应商状态的逻辑
  }

  /**
   * 采集实时指标
   */
  static async collectRealTimeMetrics(supplierId: string, tenantId: string) {
    logger.info(`[SupplierService] Collecting real-time metrics for supplier: ${supplierId}`);
    // 这里可以添加采集实时指标的逻辑
  }

  /**
   * 获取供应商信任报告
   */
  static async getSupplierTrustReport(supplierId: string) {
    logger.info(`[SupplierService] Getting trust report for supplier: ${supplierId}`);
    // 这里可以添加获取供应商信任报告的逻辑
    return {
      supplierId,
      name: 'Supplier Name',
      trustScore: 0.85,
      riskLevel: 'LOW',
      lastUpdated: new Date(),
      metrics: {
        responseHours: 12,
        deliveryDays: 5,
        qualityScore: 0.90,
        onTimeRate: 0.95
      }
    };
  }

  /**
   * 推荐最佳供应商
   */
  static async recommendBestSupplier(productId: string, quantity: number): Promise<{
    supplierId: string;
    name: string;
    score: number;
    price: number;
    leadTime: number;
  }> {
    logger.info(`[SupplierService] Recommending best supplier for product: ${productId}`);
    return {
      supplierId: 'SUP-001',
      name: 'Best Supplier Co.',
      score: 0.95,
      price: 100,
      leadTime: 7
    };
  }

  /**
   * 计算供应商评分
   */
  static async calculateSupplierScore(supplierId: string): Promise<{
    supplierId: string;
    name: string;
    overallScore: number;
    qualityScore: number;
    deliveryScore: number;
    priceScore: number;
  }> {
    logger.info(`[SupplierService] Calculating score for supplier: ${supplierId}`);
    return {
      supplierId,
      name: 'Supplier Name',
      overallScore: 0.85,
      qualityScore: 0.90,
      deliveryScore: 0.80,
      priceScore: 0.85
    };
  }
}
