修改创建订单，判断购物车为空处理

src/main/resources/mapper/TbShopUserFlowMapper.xml

@@ -122,6 +122,10 @@
     FROM
       tb_shop_user_flow f
         LEFT JOIN tb_shop_user u ON f.shop_user_id = u.id
+    where 1=1
+    <if test="memberId != null and memberId!=''">
+      and u.id = #{memberId}
+    </if>
     order by f.id desc
     </select>
 </mapper>