fix: 问题修复

src/views/tool/Instead/components/order.vue

@@ -36,15 +36,15 @@
                   <span class="u-font-14">不使用</span>
                 </el-radio>
                 <el-radio :value="0" :disabled="!pointsRes.usable">
-                  <span class="u-font-14">全部抵扣</span>
+                  <span class="u-font-14">使用</span>
                 </el-radio>
-                <el-radio :value="1" :disabled="!pointsRes.usable">
+                <!-- <el-radio :value="1" :disabled="!pointsRes.usable">
                   <span class="u-font-14">部分抵扣</span>
-                </el-radio>
+                </el-radio> -->
               </el-radio-group>
               <el-input-number
                 class="u-m-l-10"
-                v-if="score.sel == 1"
+                v-if="score.sel != -1"
                 v-model="usePointsNumber"
                 step-strictly
                 :step="pointsRes.equivalentPoints"
@@ -277,9 +277,6 @@ function refCouponConfirm(e, goodsList) {
     };
   });
   goodsArr = goodsList;
-  usePointsNumber.value = 0;
-  pointsDiscountAmount.value = 0;
-  score.sel = -1;
   console.log("refCouponConfirm", e);
   carts.setCoupons(e);
 
@@ -399,29 +396,24 @@ const pointsRes = ref({ usable: true, maxUsablePoints: 0, minDeductionPoints: 0
 const usePointsNumber = ref(0);
 //积分可抵扣最大金额
 const scoreMaxMoney = computed(() => {
-  return carts.orderCostSummary.finalPayAmount - carts.orderCostSummary.pointDeductionAmount;
+  return carts.orderCostSummary.finalPayAmount + carts.orderCostSummary.pointDeductionAmount;
 });
-const pointsDiscountAmount = ref(0);
 watch(
   () => scoreMaxMoney.value,
-  (newval) => {
-    pointsInit();
+  (newval, oldval) => {
+    if (newval != oldval) {
+      pointsInit();
+    }
   }
 );
 
-// 返回积分抵扣前金额
-function returnPointsDiscountAmount() {
-  const total = currentpayMoney.value * 1 + carts.orderCostSummary.pointDeductionAmount * 1;
-  return total <= 0 ? 0 : total;
-}
-
 async function pointsInit() {
   if (!props.user.id) {
     return;
   }
   const res = await PointsApi.calcOrderUsablePoints({
     shopUserId: props.user.id,
-    orderAmount: returnPointsDiscountAmount(),
+    orderAmount: scoreMaxMoney.value,
   });
   pointsRes.value = res;
   carts.pointDeductionRule.pointsPerYuan = res.equivalentPoints;
@@ -431,29 +423,12 @@ async function pointsInit() {
 
   usePointsNumber.value = res.usable ? res.maxUsablePoints : 0;
   if (res.usable) {
-    pointsToMoney();
   } else {
     score.sel = -1;
   }
   return res;
 }
-// 根据积分计算可抵扣金额
-async function pointsToMoney() {
-  try {
-    const res = await PointsApi.calcPointsToMoney({
-      shopUserId: props.user.id,
-      orderAmount: returnPointsDiscountAmount(),
-      points: usePointsNumber.value,
-    });
-    if (!res) {
-      score.sel = -1;
-      return;
-    }
-    pointsDiscountAmount.value = res;
-  } catch (e) {
-    score.sel = -1;
-  }
-}
+
 const emits = defineEmits(["chooseUser", "paysuccess"]);
 function chooseUser() {
   emits("chooseUser");
@@ -480,7 +455,6 @@ watch(
   (newval) => {
     console.log(newval);
     usePointsNumber.value = 0;
-    pointsDiscountAmount.value = 0;
     pointsInit();
   }
 );
@@ -667,16 +641,6 @@ const productCouponDiscountAmount = computed(() => {
   // 优先从 Store 扩展字段取，若无则用 props 数据（过渡方案）
   return carts.orderCostSummary.productCouponDeduction;
 });
-//除开客座费，打包费总金额
-const totalMoney = computed(() => {
-  return (
-    carts.goodsTotal -
-    productCouponDiscountAmount.value -
-    discountAmount.value -
-    fullCouponDiscountAmount.value -
-    pointsDiscountAmount.value
-  ).toFixed(2);
-});
 
 const totalPrice = computed(() => {
   // 使用bignumber.js处理高精度计算
@@ -693,7 +657,10 @@ const totalPrice = computed(() => {
     .minus(merchantReduction)
     .minus(pointDeduction)
     .decimalPlaces(2, BigNumber.ROUND_DOWN); // 保持与工具库一致的舍入策略
-
+  const n = total.toNumber();
+  if (n <= 0) {
+    return 0;
+  }
   return total.toNumber();
 });