判断用户是否存在的接口

coolstore-partner-dao/src/main/java/com/cool/store/dao/LineInfoDAO.java

@@ -37,4 +37,12 @@ public class LineInfoDAO {
         }
         return lineInfoMapper.updateByPrimaryKeySelective(param);
     }
+
+    public LineInfoDO getByPartnerId(String partnerId) {
+        LineInfoDO lineInfo = lineInfoMapper.getByPartnerId(partnerId);
+        if(Objects.nonNull(lineInfo) && !lineInfo.getDeleted()){
+            return lineInfo;
+        }
+        return null;
+    }
 }

coolstore-partner-dao/src/main/java/com/cool/store/mapper/LineInfoMapper.java

@@ -1,7 +1,9 @@
 package com.cool.store.mapper;
 
 import com.cool.store.entity.LineInfoDO;
+import org.apache.ibatis.annotations.Param;
 import tk.mybatis.mapper.common.Mapper;
 
 public interface LineInfoMapper extends Mapper<LineInfoDO> {
+    LineInfoDO getByPartnerId(@Param("partnerId") String partnerId);
 }

coolstore-partner-dao/src/main/resources/mapper/LineInfoMapper.xml

@@ -30,4 +30,9 @@
     <result column="update_user_id" jdbcType="VARCHAR" property="updateUserId" />
     <result column="deleted" jdbcType="BIT" property="deleted" />
   </resultMap>
+
+  <select id="getByPartnerId" resultMap="BaseResultMap">
+    select * from xfsg_line_info where partner_id = #{partnerId} and deleted = 0
+  </select>
+
 </mapper>