From acf277828f14786dd21b5e2669ca67c238d46b3f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=90=B4=E6=98=8A=E5=A4=A9?= <442384644@qq.com>
Date: Tue, 13 Oct 2026 11:53:13 +0800
Subject: [PATCH] =?UTF-8?q?feat(=E7=A7=BB=E5=8A=A8=E7=AB=AF):=20=E7=A1=AE?=
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- 新增用户等级/付费会员/会员运费三行优惠，确认接口取 priceGroup（camelCase）、重算接口取 snake_case 字段，口径对齐
- 积分抵扣金额统一保留两位小数
---
 .../order/common/OrderPriceDetail.vue         | 23 ++++++++++++++++++-
 .../engines/OrderCreateEngine.vue             | 16 +++++++++++++
 2 files changed, 38 insertions(+), 1 deletion(-)

diff --git a/frontend/uni-app/src/dynamic-pages/components/order/common/OrderPriceDetail.vue b/frontend/uni-app/src/dynamic-pages/components/order/common/OrderPriceDetail.vue
index cc9efcb0e..fb44bdae3 100644
--- a/frontend/uni-app/src/dynamic-pages/components/order/common/OrderPriceDetail.vue
+++ b/frontend/uni-app/src/dynamic-pages/components/order/common/OrderPriceDetail.vue
@@ -28,6 +28,21 @@
       <view class="money" v-else-if="!integralTotal">{{ $t(`免费上门`) }}</view>
       <view class="money" v-else>{{ $t(`免费上门`) }}</view>
     </view>
+    <!-- 会员等级折扣（确认接口 priceGroup.levelPrice / 重算接口 level_price） -->
+    <view class="item acea-row row-between-wrapper" v-if="parseFloat(levelPrice) > 0">
+      <view>{{ $t(`用户等级优惠`) }}</view>
+      <view class="money money-minus">-￥{{ parseFloat(levelPrice).toFixed(2) }}</view>
+    </view>
+    <!-- 付费会员折扣 -->
+    <view class="item acea-row row-between-wrapper" v-if="parseFloat(memberPrice) > 0">
+      <view>{{ $t(`付费会员优惠`) }}</view>
+      <view class="money money-minus">-￥{{ parseFloat(memberPrice).toFixed(2) }}</view>
+    </view>
+    <!-- 会员运费折扣 -->
+    <view class="item acea-row row-between-wrapper" v-if="parseFloat(postageDiscount) > 0">
+      <view>{{ $t(`会员运费优惠`) }}</view>
+      <view class="money money-minus">-￥{{ parseFloat(postageDiscount).toFixed(2) }}</view>
+    </view>
     <!-- 优惠券抵扣 -->
     <view class="item acea-row row-between-wrapper" v-if="couponPrice > 0">
       <view>{{ $t(`优惠券抵扣`) }}</view>
@@ -36,7 +51,7 @@
     <!-- 积分抵扣 -->
     <view class="item acea-row row-between-wrapper" v-if="integralPrice > 0">
       <view>{{ $t(`积分抵扣`) }}</view>
-      <view class="money money-minus">-￥{{ integralPrice }}</view>
+      <view class="money money-minus">-￥{{ parseFloat(integralPrice).toFixed(2) }}</view>
     </view>
   </view>
 </template>
@@ -51,6 +66,12 @@ const props = defineProps({
   totalPrice: { type: [Number, String], default: '0.00' },
   /** 运费 */
   payPostage: { type: [Number, String], default: 0 },
+  /** 用户等级优惠金额 */
+  levelPrice: { type: [Number, String], default: 0 },
+  /** 付费会员优惠金额 */
+  memberPrice: { type: [Number, String], default: 0 },
+  /** 会员运费优惠金额 */
+  postageDiscount: { type: [Number, String], default: 0 },
   /** 优惠券抵扣金额 */
   couponPrice: { type: [Number, String], default: 0 },
   /** 积分抵扣金额 */
diff --git a/frontend/uni-app/src/dynamic-pages/engines/OrderCreateEngine.vue b/frontend/uni-app/src/dynamic-pages/engines/OrderCreateEngine.vue
index 275a3895d..3d1efa3ce 100644
--- a/frontend/uni-app/src/dynamic-pages/engines/OrderCreateEngine.vue
+++ b/frontend/uni-app/src/dynamic-pages/engines/OrderCreateEngine.vue
@@ -105,6 +105,9 @@
       <OrderPriceDetail
         :total-price="totalPriceText"
         :pay-postage="payPostage"
+        :level-price="levelPrice"
+        :member-price="memberPrice"
+        :postage-discount="postageDiscount"
         :coupon-price="couponPrice"
         :integral-price="integralPrice"
         :integral-total="integralTotal"
@@ -207,6 +210,10 @@ const orderKey = ref('');
 const totalPrice = ref(0);
 const payPrice = ref(0);
 const payPostage = ref(0);
+// 价格明细中的会员优惠，确认接口使用 camelCase，重算接口使用 snake_case。
+const levelPrice = ref(0);
+const memberPrice = ref(0);
+const postageDiscount = ref(0);
 const priceComputing = ref(false);
 const priceReady = ref(false);
 const priceError = ref('');
@@ -420,6 +427,11 @@ async function loadConfirmData() {
     totalPrice.value = data.total_price || 0;
     payPrice.value = data.pay_price || 0;
     payPostage.value = data.pay_postage || 0;
+    // 确认接口返回 priceGroup，不能只使用顶层金额字段，否则等级/会员折扣会丢失。
+    var confirmPriceGroup = data.priceGroup || {};
+    levelPrice.value = confirmPriceGroup.levelPrice ?? data.level_price ?? 0;
+    memberPrice.value = confirmPriceGroup.memberPrice ?? data.member_price ?? 0;
+    postageDiscount.value = confirmPriceGroup.postageDiscount ?? data.postage_discount ?? 0;
     features.value = { ...features.value, ...(data.features || {}) };
     // 保存活动订单信息（含免费支付方式标识与跳转地址，由交易模式 Handler 下发）
     activityInfo.value = data.activity_info || {};
@@ -586,6 +598,10 @@ async function computedPrice() {
     var data = res.data || {};
     payPrice.value = data.pay_price ?? 0;
     payPostage.value = data.pay_postage ?? 0;
+    // computed 接口返回 snake_case 价格字段，和确认接口的 priceGroup 保持同一展示口径。
+    levelPrice.value = data.level_price ?? data.priceGroup?.levelPrice ?? levelPrice.value;
+    memberPrice.value = data.member_price ?? data.priceGroup?.memberPrice ?? memberPrice.value;
+    postageDiscount.value = data.storePostageDiscount ?? data.postage_discount ?? data.priceGroup?.postageDiscount ?? postageDiscount.value;
     couponPrice.value = data.coupon_price ?? 0;
     integralPrice.value = data.deduction_price ?? 0;
     surplusIntegral.value = data.SurplusIntegral ?? usableIntegral.value;