From 5274e48fdb951e007b3ffdb1e4a9fcfe84b7c72c Mon Sep 17 00:00:00 2001
From: xiaoyong931011 <15274802129@163.com>
Date: Thu, 29 Sep 2022 17:57:08 +0800
Subject: [PATCH] 20220902

---
 src/main/resources/mapper/modules/MallGoodsMapper.xml |   17 +++++++++++++++--
 1 files changed, 15 insertions(+), 2 deletions(-)

diff --git a/src/main/resources/mapper/modules/MallGoodsMapper.xml b/src/main/resources/mapper/modules/MallGoodsMapper.xml
index 32d4599..6f5ee74 100644
--- a/src/main/resources/mapper/modules/MallGoodsMapper.xml
+++ b/src/main/resources/mapper/modules/MallGoodsMapper.xml
@@ -255,14 +255,27 @@
             a.CREATED_TIME asc
     </select>
 
-
     <select id="findMallGoodsCommentLevelByGoodsId" resultType="cc.mrbird.febs.mall.vo.MallGoodsCommentVo">
         select
             (select count(z.id) from mall_goods_comment z where z.goods_id = #{id} and z.star <![CDATA[ > ]]> 4) greatNum,
             (select count(z.id) from mall_goods_comment z where z.goods_id = #{id}
                                                             and (z.star <![CDATA[ >= ]]> 3 and z.star <![CDATA[ <= ]]> 4)) goodNum,
             (select count(z.id) from mall_goods_comment z where z.goods_id = #{id} and (z.star <![CDATA[ < ]]> 3 )) badNum
-        from mall_goods_comment a where a.goods_id = #{id}
+        from mall_goods_comment a limit 1
     </select>
 
+    <update id="upDateStockAndVolumeByGoodsId">
+        update mall_goods
+        set stock = stock - #{cnt},
+            volume = volume + #{cnt}
+        where id=#{id} and  stock - #{cnt} <![CDATA[ >= ]]> 0
+    </update>
+
+    <update id="updateStockAndVolumeByGoodsId">
+        update mall_goods
+        set stock = stock + #{cnt},
+            volume = volume - #{cnt}
+        where id=#{id} and  volume - #{cnt} <![CDATA[ >= ]]> 0
+    </update>
+
 </mapper>
\ No newline at end of file

--
Gitblit v1.9.1