From 14d5d0012957082a10cb853d8d0b4bbfc9935dd9 Mon Sep 17 00:00:00 2001
From: 无关风月 <443237572@qq.com>
Date: 星期四, 04 七月 2024 16:32:07 +0800
Subject: [PATCH] bug修改

---
 ruoyi-service/ruoyi-goods/src/main/java/com/ruoyi/goods/controller/TGoodsController.java    |    2 +-
 ruoyi-service/ruoyi-goods/src/main/java/com/ruoyi/goods/service/impl/TGoodsServiceImpl.java |    3 ++-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/ruoyi-service/ruoyi-goods/src/main/java/com/ruoyi/goods/controller/TGoodsController.java b/ruoyi-service/ruoyi-goods/src/main/java/com/ruoyi/goods/controller/TGoodsController.java
index d42abf1..75a9647 100644
--- a/ruoyi-service/ruoyi-goods/src/main/java/com/ruoyi/goods/controller/TGoodsController.java
+++ b/ruoyi-service/ruoyi-goods/src/main/java/com/ruoyi/goods/controller/TGoodsController.java
@@ -223,7 +223,7 @@
     @ApiOperation(value = "修改", tags = {"后台-商品管理"})
     public R updateGoods(@RequestBody TGoods dto) {
         TGoods byId = goodsService.getById(dto.getId());
-        if (byId.getTotal()!=null && !Objects.equals(byId.getTotal(), dto.getTotal())){
+        if (byId.getTotal()!=null && dto.getTotal()!=null &&!Objects.equals(byId.getTotal(), dto.getTotal())){
             // 如果修改了商品总数 那么需要再判断当前商品已被购买了多少
             List<TOrder> list = orderService.list(new QueryWrapper<TOrder>()
                     .eq("goodsId", dto.getId()));
diff --git a/ruoyi-service/ruoyi-goods/src/main/java/com/ruoyi/goods/service/impl/TGoodsServiceImpl.java b/ruoyi-service/ruoyi-goods/src/main/java/com/ruoyi/goods/service/impl/TGoodsServiceImpl.java
index ed335dd..d55fd7e 100644
--- a/ruoyi-service/ruoyi-goods/src/main/java/com/ruoyi/goods/service/impl/TGoodsServiceImpl.java
+++ b/ruoyi-service/ruoyi-goods/src/main/java/com/ruoyi/goods/service/impl/TGoodsServiceImpl.java
@@ -229,7 +229,8 @@
             }
             boolean canBuy = good.getTotal() - item >= number;
             if (!canBuy) {
-                throw new GlobalException("商品库存不足,兑换失败!");
+                return R.exchangeError("商品库存不足,兑换失败!");
+//                throw new GlobalException("商品库存不足,兑换失败!");
             }
             // 检查用户兑换数量是否超过单用户最大兑换数量
             List<TOrder> orderList = orderService.lambdaQuery().eq(TOrder::getUserId, user.getId())

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