更新：课程确认订单和订单支付功能初步完成

api/modules/order.ts

@@ -4,7 +4,11 @@ import type { IApiResponse } from '@/api/types'
 import type { 
   ICreateOrderParams, 
   IGooglePayVerifyParams,
-  ICreateOrderResponse
+  ICreateOrderResponse,
+  IOrderGoods,
+  ICoupon,
+  ICourseOrderCreateParams,
+  IOrderInitData
 } from '@/types/order'
 import type { IUserInfo } from '@/types/user'
 
@@ -59,5 +63,96 @@ export const orderApi = {
       method: 'POST'
     })
     return res
+  },
+
+  /**
+   * 初始化订单准备数据
+   * @param params 初始化参数
+   */
+  async initPrepareOrder(params: { uid: number; productList: Array<{ productId: number; quantity: number }> }) {
+    const res = await mainClient.request<IApiResponse<IOrderInitData>>({
+      url: 'common/buyOrder/initPrepareOrder',
+      method: 'POST',
+      data: params
+    })
+    return res
+  },
+
+  /**
+   * 根据商品ID获取商品详情列表
+   * @param productIds 商品ID字符串（逗号分隔）
+   */
+  async getShopProductListByIds(productIds: string) {
+    const res = await mainClient.request<IApiResponse<{ shopProductList: IOrderGoods[] }>>({
+      url: 'book/buyOrder/getShopProductListByIds',
+      method: 'POST',
+      data: { productIds }
+    })
+    return res
+  },
+
+  /**
+   * 获取VIP优惠金额
+   * @param productList 商品列表
+   */
+  async getVipDiscountAmount(productList: Array<{ productId: number; quantity: number }>) {
+    const res = await mainClient.request<IApiResponse<{ discountAmount: number }>>({
+      url: 'book/buyOrder/getVipDiscountAmount',
+      method: 'POST',
+      data: { productList }
+    })
+    return res
+  },
+
+  /**
+   * 获取地区优惠金额
+   * @param productList 商品列表
+   */
+  async getDistrictAmount(productList: Array<{ productId: number; quantity: number }>) {
+    const res = await mainClient.request<IApiResponse<{ districtAmount: number }>>({
+      url: 'book/buyOrder/getDistrictAmount',
+      method: 'POST',
+      data: { productList }
+    })
+    return res
+  },
+
+  /**
+   * 获取可用优惠券列表
+   * @param shopProductInfos 商品信息字符串（格式：productId:price:quantity,productId:price:quantity）
+   */
+  async getCouponListPayment(shopProductInfos: string) {
+    const res = await mainClient.request<IApiResponse<{ couponHistoryList: ICoupon[] }>>({
+      url: 'common/coupon/getCouponListPayment',
+      method: 'POST',
+      data: { shopProductInfos }
+    })
+    return res
+  },
+
+  /**
+   * 更新购物车商品
+   * @param data 商品数据
+   */
+  async updateCart(data: { productId: number; productAmount: number; price: number }) {
+    const res = await mainClient.request<IApiResponse>({
+      url: 'book/ordercart/update',
+      method: 'POST',
+      data
+    })
+    return res
+  },
+
+  /**
+   * 创建课程订单
+   * @param data 订单数据
+   */
+  async placeCourseOrder(data: ICourseOrderCreateParams) {
+    const res = await mainClient.request<IApiResponse<{ orderSn: string; money: number }>>({
+      url: 'book/buyOrder/placeOrder',
+      method: 'POST',
+      data
+    })
+    return res
   }
 }