From a5cdf202f1e925ea2dbedeef57791804a547dc8e Mon Sep 17 00:00:00 2001
From: sj <1304317391@qq.com>
Date: Mon, 14 Nov 2022 11:10:22 +0800
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---
 .../modules/order/service/impl/YxStoreOrderServiceImpl.java  | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/zsw-bxg/src/main/java/co/yixiang/modules/order/service/impl/YxStoreOrderServiceImpl.java b/zsw-bxg/src/main/java/co/yixiang/modules/order/service/impl/YxStoreOrderServiceImpl.java
index 1d329091..a0da94b5 100644
--- a/zsw-bxg/src/main/java/co/yixiang/modules/order/service/impl/YxStoreOrderServiceImpl.java
+++ b/zsw-bxg/src/main/java/co/yixiang/modules/order/service/impl/YxStoreOrderServiceImpl.java
@@ -269,6 +269,11 @@ public class YxStoreOrderServiceImpl extends BaseServiceImpl<StoreOrderMapper, Y
 
         StoreCouponUserVo storeCouponUser = null;
         if (storeCouponUsers != null && !storeCouponUsers.isEmpty()) {
+            //如果有多张优惠券，就进行比较,按优惠金额排序
+            if (storeCouponUsers.size()>1){
+                Collections.sort(storeCouponUsers, (couponUserVo1, couponUserVo2) -> couponUserVo1.getCouponPrice()>couponUserVo2.getCouponPrice()? -1:(couponUserVo1.getCouponPrice()==couponUserVo2.getCouponPrice()? 0:1));
+            }
+            //选出优惠金额最大的券
             storeCouponUser = storeCouponUsers.get(0);
         }