微信登录查询方法修改为 根据appid查询一级运营商merchantid

jsowell-pile/src/main/resources/mapper/pile/PileMerchantInfoMapper.xml

@@ -333,4 +333,14 @@
         where del_flag = '0'
         and merchant_level = '1'
     </select>
+
+    <select id="getFirstLevelMerchantIdByAppId" resultType="java.lang.String">
+        select
+            id
+        from
+            pile_merchant_info
+        where
+            app_id = #{appId,jdbcType=VARCHAR}
+            and merchant_level = '1'
+    </select>
 </mapper>