台桌订单金额查询

cash-service/account-service/src/main/resources/mapper/ShopTableMapper.xml

@@ -5,12 +5,25 @@
 <mapper namespace="com.czg.service.account.mapper.ShopTableMapper">
 
     <select id="pageInfo" resultType="com.czg.account.vo.ShopTableVO">
-        select a.*, b.id orderId, b.user_id, b.origin_amount as orderAmount, b.seat_num as personNum, b.create_time as orderCreateTime, ar.name as areaName
+        select
+        a.*,
+        MAX(b.id) as orderId,
+        MAX(b.user_id) as user_id,
+        -- 核心：真实金额 = 支付总额 - 退款总额
+        IFNULL(SUM(d.pay_amount), 0) - IFNULL(SUM(d.return_amount), 0) as orderAmount,
+        MAX(b.seat_num) as personNum,
+        MAX(b.create_time) as orderCreateTime,
+        MAX(ar.name) as areaName
         from tb_shop_table as a
         left join tb_order_info as b
-        on a.table_code = b.table_code and b.`status` = 'unpaid' and b.table_code != '' and
-        b.table_code is not null
-        left join tb_shop_table_area as ar on a.area_id = ar.id
+        on a.table_code = b.table_code
+        and b.`status` = 'unpaid'
+        and b.table_code != ''
+        and b.table_code is not null
+        left join tb_order_detail as d
+        on b.id = d.order_id
+        left join tb_shop_table_area as ar
+        on a.area_id = ar.id
         where a.shop_id=#{shopId}
         <if test="areaId != null">
             and a.area_id=#{areaId}
@@ -29,6 +42,5 @@
         </if>
         group by a.id
         ORDER BY a.area_id,a.id
-
     </select>
 </mapper>