商超

bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/supermarket/mapper/SupermarketProductMapper.java

@@ -57,4 +57,6 @@ public interface SupermarketProductMapper {
      * @return 结果
      */
     public int deleteSupermarketProductByProductIds(Long[] productIds);
+
+    public int getProductCountOfSupermarket(Long[] supermarketIds);
 }

bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/supermarket/service/impl/SupermarketInfoServiceImpl.java

@@ -1,6 +1,8 @@
 package com.bonus.canteen.core.supermarket.service.impl;
 
 import java.util.List;
+
+import com.bonus.canteen.core.supermarket.mapper.SupermarketProductMapper;
 import com.bonus.common.core.exception.ServiceException;
 import com.bonus.common.core.utils.DateUtils;
 import com.bonus.common.security.utils.SecurityUtils;
@@ -20,6 +22,8 @@ import com.bonus.canteen.core.supermarket.service.ISupermarketInfoService;
 public class SupermarketInfoServiceImpl implements ISupermarketInfoService {
     @Autowired
     private SupermarketInfoMapper supermarketInfoMapper;
+    @Autowired
+    SupermarketProductMapper supermarketProductMapper;
 
     /**
      * 查询超市
@@ -85,6 +89,10 @@ public class SupermarketInfoServiceImpl implements ISupermarketInfoService {
      */
     @Override
     public int deleteSupermarketInfoBySupermarketIds(Long[] supermarketIds) {
+        int count = supermarketProductMapper.getProductCountOfSupermarket(supermarketIds);
+        if (count > 0) {
+            throw new ServiceException("该超市含有商品，不能删除");
+        }
         return supermarketInfoMapper.deleteSupermarketInfoBySupermarketIds(supermarketIds);
     }
 

bonus-modules/bonus-smart-canteen/src/main/resources/mapper/supermarket/SupermarketProductMapper.xml

@@ -173,4 +173,11 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
             #{productId}
         </foreach>
     </delete>
+
+    <select id="getProductCountOfSupermarket" parameterType="String">
+        select count(1) from supermarket_product where supermarket_id in
+        <foreach item="supermarketId" collection="array" open="(" separator="," close=")">
+            #{supermarketId}
+        </foreach>
+    </select>
 </mapper>