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

@@ -17,4 +17,59 @@
                  left join tb_call_table on tb_call_queue.call_table_id = tb_call_table.id
         ${qwSql}
     </select>
+    <select id="selectInfoByOpenId" resultType="com.czg.account.vo.CallQueueInfoVO">
+        SELECT
+        d.shop_name,
+        d.logo,
+        d.status AS shop_state,
+        a.call_num,
+        a.id,  -- 用户的排队记录ID
+        a.state,
+        a.user_id,  -- 用户ID
+        b.name AS table_name,  -- 桌子名称
+        b.note AS table_note,  -- 桌子备注
+        (
+        SELECT COUNT(1)
+        FROM tb_call_queue c
+        WHERE
+        c.call_table_id = a.call_table_id
+        and c.shop_id=a.shop_id		-- 同一张桌子
+        AND c.create_time &lt; a.create_time  -- 在当前用户之前排队
+        AND c.state IN (0, 1)  -- 排队中或等待中的人
+        AND c.create_day=#{today}
+        ) AS waiting_count,  -- 前面有几个人
+        (
+        SELECT COUNT(1) * b.wait_time
+        FROM tb_call_queue c
+        WHERE
+        c.call_table_id = a.call_table_id
+        AND c.shop_id=a.shop_id			-- 同一张桌子
+        AND c.create_time &lt; a.create_time  -- 在当前用户之前排队
+        AND c.state IN (0, 1)  -- 排队中或等待中的人
+        AND c.create_day=#{today}
+        ) AS wait_time  -- 预计等待时间
+        FROM
+        tb_call_queue a
+        LEFT JOIN
+        tb_shop_info d ON a.shop_id = d.id
+        LEFT JOIN
+        tb_call_table b ON a.call_table_id = b.id
+        WHERE
+        a.shop_id = #{shopId}
+        AND a.create_day = #{today}  -- 替换为目标日期
+
+        <if test="queueId != null">
+            and a.id = #{queueId} and (a.open_id = #{openId} or a.open_id is null)
+        </if>
+
+        <if test="queueId == null">
+            and a.open_id = #{openId}  -- 替换为目标用户的 open_id
+        </if>
+
+        and a.state in (0, 1)
+        GROUP BY
+        a.id, a.user_id, b.name, b.note, b.wait_time
+        ORDER BY
+        a.create_time asc
+    </select>
 </mapper>