From a79996fedf6be3af3292495d394e0f0250b71d4c Mon Sep 17 00:00:00 2001
From: 无关风月 <443237572@qq.com>
Date: 星期五, 28 六月 2024 17:50:41 +0800
Subject: [PATCH] bug修改

---
 ruoyi-service/ruoyi-goods/src/main/java/com/ruoyi/goods/service/impl/TGoodsServiceImpl.java |   25 +++++++++++++++++++++----
 1 files changed, 21 insertions(+), 4 deletions(-)

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 cfc617e..04491b7 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
@@ -68,7 +68,10 @@
             String key = String.format(RedisConstants.GOOD_STOCK, goods.getId());
             List<TOrder> orderList = orderService.lambdaQuery().eq(TOrder::getGoodsId, goodId)
                     .eq(TOrder::getDisabled, 0).list();
-            int sum = orderList.stream().map(TOrder::getCount).mapToInt(Integer::intValue).sum();
+            int sum = 0;
+            if (!orderList.isEmpty()) {
+                sum = orderList.stream().map(TOrder::getCount).mapToInt(Integer::intValue).sum();
+            }
             // 计算商品剩余可兑换数量
             int number = goods.getTotal() - sum;
             if (number <= 0) {
@@ -102,6 +105,17 @@
             return R.exchangeError("兑换失败,当前剩余积分不足!");
         }
         if (null != good.getTotal()) {
+            // 检查库存总数是否足够
+            List<TOrder> order = orderService.lambdaQuery().eq(TOrder::getGoodsId, goodId)
+                    .eq(TOrder::getDisabled, 0).list();
+            if (!order.isEmpty()) {
+                int totalNumber = order.stream().map(TOrder::getCount).collect(Collectors.toList())
+                        .stream().mapToInt(Integer::intValue).sum();
+                boolean canBuy = good.getTotal() - totalNumber >= number;
+                if (!canBuy) {
+                    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())
                     .eq(TOrder::getGoodsId, goodId).list();
@@ -127,9 +141,6 @@
             }
             // 兑换成功,生成订单信息、生成积分明细(积分明细需要远程调用rouyi-study服务)
             boolean result = exchangeGood(goodExchange, recipient, number, goodId, needIntegral);
-            // 扣除库存
-            result = result && this.lambdaUpdate().set(TGoods::getTotal, good.getTotal() - number)
-                    .eq(TGoods::getId, good.getId()).update();
             if (!result) {
                 semaphore.release(number);
                 return R.exchangeError("商品兑换失败!");
@@ -147,6 +158,8 @@
                                  Integer goodId, int needIntegral) {
         // 兑换成功,生成订单信息、生成积分明细(积分明细需要远程调用rouyi-study服务)
         TOrder order = orderInfo(goodExchange, recipient, number, goodId, needIntegral);
+        order.setProvince(recipient.getProvince());
+        order.setCity(recipient.getCity());
         boolean result = orderService.save(order);
         // 远程调用,生成积分明细
         result = result && studyClient.addIntegralDetail(Constants.BURDEN + needIntegral, Constants.SHOPPING_CONSUME).getData();
@@ -159,6 +172,8 @@
                                        Integer goodId, int needIntegral) {
         // 兑换成功,生成订单信息、生成积分明细(积分明细需要远程调用rouyi-study服务)
         TOrder order = orderInfoParent(goodExchange, recipient, number, goodId, needIntegral);
+        order.setProvince(recipient.getProvince());
+        order.setCity(recipient.getCity());
         boolean result = orderService.save(order);
         // 远程调用,生成积分明细
         result = result && studyClient.addIntegralDetailParent(Constants.BURDEN + needIntegral, Constants.SHOPPING_CONSUME).getData();
@@ -239,6 +254,7 @@
         order.setGoodsId(goodId);
         order.setCount(number);
         order.setState(1);
+        order.setRemark(goodExchange.getRemark());
         order.setIntegral(needIntegral);
         order.setConsigneeName(recipient.getRecipient());
         order.setConsigneePhone(recipient.getRecipientPhone());
@@ -255,6 +271,7 @@
         order.setGoodsId(goodId);
         order.setCount(number);
         order.setState(1);
+        order.setRemark(goodExchange.getRemark());
         order.setIntegral(needIntegral);
         order.setConsigneeName(recipient.getRecipient());
         order.setConsigneePhone(recipient.getRecipientPhone());

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