fix: 修复购物车订单计算报错问题

src/store/modules/carts.ts

@@ -13,7 +13,7 @@ import {
   BackendCoupon,
   ActivityConfig,
   OrderExtraConfig, MerchantReductionConfig, MerchantReductionType,
-  GoodsType,
+  GoodsType, FullReductionActivity
 } from "@/utils/goods";
 
 const shopUser = useUserStoreHook();
@@ -217,7 +217,7 @@ export const useCartsStore = defineStore("carts", () => {
   })
   //使用积分数量
   const userPoints = ref(0);
-  const testFullReductionActivity = {
+  const testFullReductionActivity: FullReductionActivity = {
     "id": 231,
     "shopId": 26,
     "status": 2, // 2=进行中
@@ -229,8 +229,8 @@ export const useCartsStore = defineStore("carts", () => {
     "useType": "dine,pickup,deliv,express", // 支持所有就餐类型
     "useDays": "周一,周二,周三,周四,周五,周六,周日", // 全周期
     "useTimeType": "all", // 全时段
-    "useStartTime": null,
-    "useEndTime": null,
+    "useStartTime": '',
+    "useEndTime": '',
     "couponShare": 0, // 与优惠券不同享
     "discountShare": 0, // 与限时折扣不同享
     "vipPriceShare": 0, // 与会员价不同享
@@ -242,7 +242,7 @@ export const useCartsStore = defineStore("carts", () => {
         "discountAmount": 10 // 减10元
       }
     ],
-    "isDel": false
+    "isDel": false,
   };
   // 订单额外配置（现在依赖响应式的 merchantReduction）
   const orderExtraConfig = computed<OrderExtraConfig>(() => ({
@@ -255,7 +255,9 @@ export const useCartsStore = defineStore("carts", () => {
     userPoints: userPoints.value,
     isMember: useVipPrice.value,
     memberDiscountRate: shopUser.userInfo.memberDiscountRate || 1,
-    fullReductionActivities: [testFullReductionActivity]
+    fullReductionActivities: [testFullReductionActivity],
+    currentDinnerType: dinnerType.value
+
   }));
 
   // 营销活动列表
@@ -304,6 +306,7 @@ export const useCartsStore = defineStore("carts", () => {
   const orderCostSummary = computed(() => {
     allGoods.value = getAllGoodsList();
     console.log(' allGoods.value', allGoods.value);
+    console.log(' orderExtraConfig.value', orderExtraConfig.value);
     const costSummary = OrderPriceCalculator.calculateOrderCostSummary(
       allGoods.value,
       dinnerType.value,

src/utils/goods.ts

@@ -237,7 +237,8 @@ export interface OrderExtraConfig {
   memberDiscountRate?: number; // 会员折扣率（如0.95=95折，无会员价时用）
   newUserDiscount?: number; // 新用户减免金额（元，默认0）
   fullReductionActivities: FullReductionActivity[]; // 当前店铺的满减活动列表（后端返回结构）
-  currentDinnerType: "dine" | "pickup" | "deliv" | "express"; // 当前就餐类型（匹配useType）
+  currentDinnerType: "dine-in" | "take-out" | "take-away" | "post"; // 当前就餐类型（匹配useType）
+
 }
 
 /** 订单费用汇总（修改：补充商家减免类型和明细） */
@@ -312,7 +313,7 @@ export interface FullReductionActivity {
 export interface OrderExtraConfig {
   // ... 原有字段不变 ...
   fullReductionActivities: FullReductionActivity[]; // 当前店铺的满减活动列表（后端返回结构）
-  currentDinnerType: "dine" | "pickup" | "deliv" | "express"; // 当前就餐类型（匹配useType）
+  currentDinnerType: "dine-in" | "take-out" | "take-away" | "post"; // 当前就餐类型（匹配useType）
 }
 
 
@@ -398,7 +399,7 @@ export function filterOptimalFullReductionActivity(
   currentDinnerType: string,
   currentTime: Date = new Date()
 ): FullReductionActivity | undefined {
-  if (!activities.length) return undefined;
+  if (!activities || !activities.length) return undefined;
   console.log("原始满减活动列表:", activities);
   // 第一步：基础筛选（未删除+当前店铺+活动进行中+就餐类型匹配）
   const baseEligible = activities.filter(activity => {
@@ -1060,7 +1061,6 @@ export function calculateOrderCostSummary(
   let usedFullReductionActivity: FullReductionActivity | undefined;
   let usedFullReductionThreshold: FullReductionThreshold | undefined;
   let fullReductionAmount = 0;
-
   // 2.1 筛选最优满减活动（后端活动列表、当前店铺、就餐类型、时间）
   usedFullReductionActivity = filterOptimalFullReductionActivity(
     config.fullReductionActivities,