fix: 修复称重商品切换就餐模式时打包数量展示不对问题

src/store/modules/carts.ts

@@ -127,35 +127,42 @@ export const useCartsStore = defineStore("carts", () => {
     }, 0)
     return (nowTotal + oldGiftMoney)
   })
+  //返回打包数量（称重商品打包数量最大为1）
+  function returnCartPackNumber(cur: any) {
+    console.log(cur)
+    let pack_number = (dinnerType.value == 'take-out' ? cur.number : cur.pack_number * 1)
+    pack_number = (cur.product_type == 'weight' && pack_number > 1) ? 1 : pack_number;
+    return pack_number * 1
+  }
   //打包数量
   const packNum = computed(() => {
     const nowCartNumber = list.value.reduce((acc: number, cur: any) => {
-      return acc + cur.pack_number * 1
+      return acc + returnCartPackNumber(cur)
     }, 0)
     const giftNumber = giftList.value.reduce((acc: number, cur: any) => {
-      return acc + cur.pack_number * 1
+      return acc + returnCartPackNumber(cur)
     }, 0)
     let oldNumber = 0
     for (let i in oldOrder.value.detailMap) {
       oldNumber += oldOrder.value.detailMap[i].reduce((prve: number, cur: any) => {
-        return prve + (dinnerType.value == 'take-out' ? cur.number : cur.pack_number * 1)
+        return prve + returnCartPackNumber(cur)
       }, 0)
     }
     return nowCartNumber + giftNumber + oldNumber
   })
+
   //打包费
   const packFee = computed(() => {
     const nowPackFee = list.value.reduce((acc: number, cur: any) => {
-      return acc + (cur.packFee || 0) * cur.pack_number
+      return acc + (cur.packFee || 0) * returnCartPackNumber(cur)
     }, 0)
     const giftPackFee = giftList.value.reduce((acc: number, cur: any) => {
-      return acc + (cur.packFee || 0) * cur.pack_number
+      return acc + (cur.packFee || 0) * returnCartPackNumber(cur)
     }, 0)
     let oldPackfee = 0;
     for (let i in oldOrder.value.detailMap) {
       oldPackfee += oldOrder.value.detailMap[i].reduce((prve: number, cur: any) => {
-        const number = (dinnerType.value == 'take-out' ? cur.number : cur.pack_number * 1)
-        return prve + (cur.packFee || 0) * number
+        return prve + (cur.packFee || 0) * returnCartPackNumber(cur)
       }, 0)
     }
     return nowPackFee + giftPackFee + oldPackfee
@@ -273,6 +280,9 @@ export const useCartsStore = defineStore("carts", () => {
     if (dinnerType.value == 'take-out') {
       pack_number = newNumber
     }
+    if (item.product_type == 'weight') {
+      pack_number = 1
+    }
     update({ ...item, number: newNumber, pack_number });
   }