/**
 * @swagger
 * components:
 *   schemas:
 *     Order:
 *       type: object
 *       required:
 *         - user_id
 *         - total_amount
 *         - status
 *       properties:
 *         id:
 *           type: integer
 *           description: 订单ID
 *         order_number:
 *           type: string
 *           description: 订单号
 *         user_id:
 *           type: integer
 *           description: 用户ID
 *         total_amount:
 *           type: number
 *           description: 订单总金额
 *         total_points:
 *           type: integer
 *           description: 订单总积分
 *         total_rongdou:
 *           type: number
 *           description: 订单总融豆
 *         status:
 *           type: string
 *           description: 订单状态
 *           enum: [pending, confirmed, shipped, delivered, cancelled]
 *         payment_status:
 *           type: string
 *           description: 支付状态
 *           enum: [pending, paid, failed, refunded]
 *         shipping_address:
 *           type: string
 *           description: 收货地址
 *         created_at:
 *           type: string
 *           format: date-time
 *           description: 创建时间
 *         updated_at:
 *           type: string
 *           format: date-time
 *           description: 更新时间
 *     
 *     OrderItem:
 *       type: object
 *       properties:
 *         id:
 *           type: integer
 *           description: 订单商品ID
 *         order_id:
 *           type: integer
 *           description: 订单ID
 *         product_id:
 *           type: integer
 *           description: 商品ID
 *         quantity:
 *           type: integer
 *           description: 商品数量
 *         price:
 *           type: number
 *           description: 商品价格
 *         points_price:
 *           type: integer
 *           description: 积分价格
 *         rongdou_price:
 *           type: number
 *           description: 融豆价格
 *         created_at:
 *           type: string
 *           format: date-time
 *           description: 创建时间
 *     
 *     PreOrder:
 *       type: object
 *       properties:
 *         preOrderId:
 *           type: integer
 *           description: 预订单ID
 *         orderNumber:
 *           type: string
 *           description: 订单号
 *         totalAmount:
 *           type: number
 *           description: 总金额
 *         totalPoints:
 *           type: integer
 *           description: 所需积分总数
 *         totalRongdou:
 *           type: number
 *           description: 所需融豆总数
 *         paymentMethods:
 *           type: array
 *           items:
 *             type: string
 *           description: 去重后的支付方式列表
 */