From 3f45e8fdfa31d7b764d60a7c0cb5dd11944ed418 Mon Sep 17 00:00:00 2001
From: 刘帅 <rr.iii@qq.com>
Date: 星期一, 21 九月 2026 23:38:59 +0800
Subject: [PATCH] bug:统计数据修正

---
 cloud-server-activity/src/main/java/com/dsh/activity/service/impl/UserCouponServiceImpl.java |   30 +++++++++++++++++++++++++-----
 1 files changed, 25 insertions(+), 5 deletions(-)

diff --git a/cloud-server-activity/src/main/java/com/dsh/activity/service/impl/UserCouponServiceImpl.java b/cloud-server-activity/src/main/java/com/dsh/activity/service/impl/UserCouponServiceImpl.java
index 6bb6d60..1657b06 100644
--- a/cloud-server-activity/src/main/java/com/dsh/activity/service/impl/UserCouponServiceImpl.java
+++ b/cloud-server-activity/src/main/java/com/dsh/activity/service/impl/UserCouponServiceImpl.java
@@ -128,7 +128,10 @@
         }
         try {
             JSONObject content = JSON.parseObject(coupon.getContent());
-            BigDecimal deductionAmount = content.getBigDecimal("deductionAmount");
+            // 满减券使用 deductionAmount,代金券历史规则将抵扣额存放在 conditionalAmount。
+            BigDecimal deductionAmount = Integer.valueOf(2).equals(coupon.getType())
+                    ? content.getBigDecimal("conditionalAmount")
+                    : content.getBigDecimal("deductionAmount");
             return deductionAmount == null ? BigDecimal.ZERO : deductionAmount.max(BigDecimal.ZERO);
         } catch (Exception e) {
             LOGGER.warn("解析优惠券抵扣规则失败,couponId={}", coupon.getId(), e);
@@ -155,6 +158,10 @@
         List<CouponListVo> listVos = new ArrayList<>();
         for (Map<String, Object> userCoupon : userCoupons) {
             Integer type = Integer.valueOf(userCoupon.get("type").toString());
+            // 支付减免只支持满减券和代金券;体验券/抵扣券不能用于订单金额计算。
+            if (type != 1 && type != 2) {
+                continue;
+            }
             CouponListVo couponListVo = new CouponListVo();
             couponListVo.setId(Long.valueOf(userCoupon.get("id").toString()));
             couponListVo.setName(userCoupon.get("name").toString());
@@ -204,7 +211,11 @@
     @Override
     public List<CouponListVo> querySiteCouponList(Integer uid, Integer siteId, Double price, String lon, String lat) throws Exception {
         Site site = siteClient.querySiteById(siteId);
-        Integer storeId = site.getStoreId();
+        return queryStoreCouponList(uid, site.getStoreId(), price, lon, lat);
+    }
+
+    @Override
+    public List<CouponListVo> queryStoreCouponList(Integer uid, Integer storeId, Double price, String lon, String lat) throws Exception {
         Map<String, String> geocode = gdMapGeocodingUtil.geocode(lon, lat);
         String provinceCode = geocode.get("provinceCode");
         String cityCode = geocode.get("cityCode");
@@ -212,12 +223,16 @@
         List<CouponListVo> listVos = new ArrayList<>();
         for (Map<String, Object> userCoupon : userCoupons) {
             Integer type = Integer.valueOf(userCoupon.get("type").toString());
+            if (type != 1 && type != 2) {
+                continue;
+            }
             CouponListVo couponListVo = new CouponListVo();
             couponListVo.setId(Long.valueOf(userCoupon.get("id").toString()));
             couponListVo.setName(userCoupon.get("name").toString());
             couponListVo.setType(type);
             couponListVo.setEffectiveTime(userCoupon.get("endTime").toString());
             String content = userCoupon.get("content").toString();
+            BigDecimal orderAmount = BigDecimal.valueOf(price == null ? 0D : price).max(BigDecimal.ZERO);
             if (type == 1) {//满减{"num1":1,"num2":1}
                 JSONObject jsonObject = JSON.parseObject(content);
                 Double num1 = jsonObject.getDouble("conditionalAmount");
@@ -226,6 +241,10 @@
                 }
                 couponListVo.setUseCondition("满" + num1 + "元可用");
                 couponListVo.setFavorable(jsonObject.getString("deductionAmount"));
+                BigDecimal discount = BigDecimal.valueOf(jsonObject.getDouble("deductionAmount"))
+                        .min(orderAmount);
+                couponListVo.setDiscountAmount(discount);
+                couponListVo.setPayableAmount(orderAmount.subtract(discount));
             }
             if (type == 2) {//代金券{"num1":1}
                 JSONObject jsonObject = JSON.parseObject(content);
@@ -233,11 +252,12 @@
                 if (num1 == null) {
                     num1 = 0d;
                 }
-                if (price.compareTo(num1) < 0) {
-                    continue;
-                }
+                // 代金券可全额抵扣,面额超过订单金额时按订单金额抵扣,不应从列表中剔除。
                 couponListVo.setUseCondition("");
                 couponListVo.setFavorable(num1 + "");
+                BigDecimal discount = BigDecimal.valueOf(num1).max(BigDecimal.ZERO).min(orderAmount);
+                couponListVo.setDiscountAmount(discount);
+                couponListVo.setPayableAmount(orderAmount.subtract(discount));
             }
             if (type == 3) {//体验券{"num1":1}
                 JSONObject jsonObject = JSON.parseObject(content);

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