下单时校验订单中sku数量

soss-system/src/main/java/com/soss/system/domain/vo/SkuCountVo.java

+package com.soss.system.domain.vo;
+
+import lombok.Data;
+
+@Data
+public class SkuCountVo {
+    private Integer sellin = 0;
+    private Integer sellout = 0;
+}

soss-system/src/main/java/com/soss/system/mapper/ShopGoodsSkuMapper.java

@@ -2,6 +2,7 @@ package com.soss.system.mapper;
 
 import com.soss.system.domain.GoodsSku;
 import com.soss.system.domain.ShopGoodsSku;
+import com.soss.system.domain.vo.SkuCountVo;
 import com.soss.system.domain.vo.orderTaking.SkuVo;
 import org.apache.ibatis.annotations.Param;
 
@@ -33,6 +34,7 @@ public interface ShopGoodsSkuMapper {
 
     Integer getSellinSkuCount(@Param("shopId") Long shopId, @Param("goodsId") Long goodsId);
     Integer getSelloutSkuCount(@Param("shopId") Long shopId, @Param("goodsId") Long goodsId);
+    SkuCountVo getSkuCount(@Param("shopId") Long shopId, @Param("goodsId") Long goodsId);
 
     /**
      * 新增从店铺到sku关联

soss-system/src/main/java/com/soss/system/service/impl/ShopServiceImpl.java

@@ -10,6 +10,7 @@ import com.soss.common.enums.SkuDeleteState;
 import com.soss.common.exception.ServiceException;
 import com.soss.common.utils.StringUtils;
 import com.soss.system.domain.*;
+import com.soss.system.domain.vo.SkuCountVo;
 import com.soss.system.domain.vo.orderTaking.*;
 import com.soss.system.jiguang.impl.JiGuangPushServiceImpl;
 import com.soss.system.mapper.*;
@@ -279,10 +280,11 @@ public class ShopServiceImpl implements IShopService {
                     }
                 }
 
-                Integer selloutCount = shopGoodsSkuMapper.getSelloutSkuCount(shopId, goods.getId());
-                Integer sellinCount = shopGoodsSkuMapper.getSellinSkuCount(shopId, goods.getId());
-                goods.setSelloutCount(selloutCount);
-                goods.setSkuCount(sellinCount + selloutCount);
+                SkuCountVo skuCountVo = shopGoodsSkuMapper.getSkuCount(shopId, goods.getId());
+                if (skuCountVo != null) {
+                    goods.setSelloutCount(skuCountVo.getSellout());
+                    goods.setSkuCount(skuCountVo.getSellin() + skuCountVo.getSellout());
+                }
 
                 ShopRecommend shopRecommend = new ShopRecommend();
                 shopRecommend.setShopId(String.valueOf(shopId));

soss-system/src/main/resources/mapper/system/ShopGoodsSkuMapper.xml

@@ -42,6 +42,14 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
         select count(1) from shop_goods_sku where shop_id=#{shopId} and goods_id=#{goodsId} and `state`=1
     </select>
 
+    <select id="getSkuCount" resultType="SkuCountVo">
+        select
+            sum(case when `state`=1 then 1 else 0 end) as sellin,
+            sum(case when `state`!=1 then 1 else 0 end) as sellout
+        from shop_goods_sku
+        where shop_id=#{shopId} and goods_id=#{goodsId}
+    </select>
+    
     <select id="selectShopGoodsSkuById" parameterType="String" resultMap="ShopGoodsSkuResult">
         <include refid="selectShopGoodsSkuVo"/>
         where id = #{id}