nazw/nngkxxdp/src/main/resources/mapper/CanteenDao.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
<mapper namespace="com.example.nngkxxdp.dao.CanteenDao">

    <resultMap type="com.example.nngkxxdp.entity.CanteenDO" id="CanteenMap">
        <result property="id" column="id" jdbcType="VARCHAR"/>
        <result property="canteenName" column="canteen_name" jdbcType="VARCHAR"/>
        <result property="canteenPhotoPath" column="canteen_photo_path" jdbcType="VARCHAR"/>
        <result property="supplyTimeId" column="supply_time_id" jdbcType="VARCHAR"/>
        <result property="founder" column="founder" jdbcType="INTEGER"/>
        <result property="principal" column="principal" jdbcType="VARCHAR"/>
        <result property="complaintPhone" column="complaint_phone" jdbcType="VARCHAR"/>
        <result property="takeoutPhone" column="takeout_phone" jdbcType="VARCHAR"/>
        <result property="createTime" column="create_time" jdbcType="TIMESTAMP"/>
        <result property="updateTime" column="update_time" jdbcType="TIMESTAMP"/>
        <result property="isdel" column="isdel" jdbcType="INTEGER"/>
    </resultMap>

    <!--查询单个-->
    <select id="queryById" resultMap="CanteenMap">
        SELECT id,
               canteen_name,
               canteen_photo_path,
               supply_time_id,
               founder,
               principal,
               complaint_phone,
               takeout_phone,
               worker_id,
               create_time,
               update_time,
               isdel
        FROM s_canteen
        WHERE id = #{id}
    </select>

    <!--分页计数-->
    <select id="pageCount" resultType="java.lang.Long">
        SELECT COUNT(*)
        FROM s_canteen
        <where>
            s_canteen.isdel = 0
            <if test="canteenName != null and canteenName != ''">
                AND canteen_name LIKE CONCAT('%', #{canteenName}, '%')
            </if>
        </where>
    </select>

    <!--分页列表-->
    <select id="pageList" resultType="java.util.Map">
        SELECT
        s_canteen.id, canteen_name, canteen_photo_path, supply_time_id, u.user_name founder, s_canteen.principal,
        complaint_phone complaintPhone, takeout_phone takeoutPhone, s_canteen.create_time, s_canteen.update_time,worker_id,
        s_canteen.isdel
        FROM s_canteen
        LEFT JOIN p_user u
        ON u.id = s_canteen.founder
        <where>
            s_canteen.isdel = 0
            <if test="canteenName != null and canteenName != ''">
                AND canteen_name LIKE CONCAT('%', #{canteenName}, '%')
            </if>
        </where>
        ORDER BY s_canteen.create_time DESC
        LIMIT #{startRows}, #{limit}
    </select>
    <select id="detail" resultType="java.util.Map">
        select id,
               canteen_name,
               canteen_photo_path,
               supply_time_id
        from s_canteen
        where isdel = 0
          and id = #{canteenId}
    </select>

    <!--新增所有列-->
    <insert id="addSCanteen">
        INSERT INTO s_canteen(id, canteen_name, canteen_photo_path, supply_time_id, founder, principal,
                              complaint_phone, takeout_phone, create_time, update_time, isdel,worker_id)
        VALUES (#{id}, #{canteenName}, #{canteenPhotoPath}, #{supplyTimeId}, #{founder}, #{principal},
                #{complaintPhone}, #{takeoutPhone}, #{createTime}, #{updateTime}, #{isdel},#{workerId})
    </insert>

    <!--通过主键修改数据-->
    <update id="updateSCanteen">
        UPDATE s_canteen
        <set>
            <if test="canteenName != null and canteenName != ''">
                canteen_name = #{canteenName},
            </if>
            canteen_photo_path = #{canteenPhotoPath},
            supply_time_id = #{supplyTimeId},
            takeout_phone = #{takeoutPhone},
            <if test="founder != null">
                founder = #{founder},
            </if>
            <if test="principal != null">
                principal = #{principal},
            </if>
            <if test="complaintPhone != null">
                complaint_phone = #{complaintPhone},
            </if>
            <if test="createTime != null">
                create_time = #{createTime},
            </if>
            <if test="updateTime != null">
                update_time = #{updateTime},
            </if>
            <if test="workerId !=null and workerId !=''">
                worker_id = #{workerId},
            </if>
            <if test="isdel != null">
                isdel = #{isdel},
            </if>
        </set>
        WHERE id = #{id}
    </update>

    <!--食堂是否存在菜单，菜品的计数-->
    <select id="deleteCount" resultType="java.lang.Long">
        SELECT SUM(a.b) num
        FROM (
                 (SELECT COUNT(*) b
                  FROM (SELECT 1
                        FROM s_canteen
                                 INNER JOIN s_food sf ON sf.canteen_id = s_canteen.id
                        WHERE s_canteen.id = #{id}
                        LIMIT 1) food_num)
                 UNION ALL
                 (SELECT COUNT(*) b
                  FROM (SELECT 1
                        FROM s_canteen
                                 INNER JOIN s_menu sm ON sm.canteen_id = s_canteen.id
                        WHERE s_canteen.id = #{id}
                        LIMIT 1) menu_num)
             ) a
    </select>

    <!--通过主键删除-->
    <delete id="deleteSCanteenById">
        UPDATE s_canteen
        SET s_canteen.isdel = 1
        WHERE id = #{id}
    </delete>

    <select id="getAllCanteen" resultType="com.example.nngkxxdp.entity.CanteenNeDO">
        SELECT canteen_name,
        sc.id,
        sc.supply_time_id,
        sc.founder,
        sc.principal,
        sc.complaint_phone,
        sc.takeout_phone,
        sc.canteen_photo_path,
        sc.worker_id
        FROM s_canteen sc
        left join s_worker sw on sc.worker_id = sw.id
        WHERE sc.isdel = 0
        <if test="userId != null and userId != ''">
            AND sw.wx_user_id = #{userId}
        </if>
    </select>
    <select id="getAllDeliciousByDishesId" resultType="java.util.Map">
        SELECT se.id                        commentId,
               se.dishesId,
               ROUND(AVG(se.score), 0) score,
               COUNT(*)                     commentCount
        FROM `s_evaluation` se
        WHERE se.isdel = 0
        and se.isviolations = 0
        and se.canteenId = #{id}
        and YEARWEEK(date_format(se.create_time, '%Y-%m-%d'), 1) = YEARWEEK(DATE_SUB(now(),INTERVAL 7 DAY), 1)
        GROUP BY se.dishesId
        ORDER BY se.score DESC, commentCount DESC
        limit 3
    </select>
    <select id="getLatestComment" resultType="java.util.Map">
        select se.evaluation,
               sf.dishes_name,
               se.dishesId,
               sf.dishes_photo_path
        from s_evaluation se
                 left join s_food sf on sf.id = se.dishesId
        where se.isdel = 0
          and se.isviolations = 0
          and se.dishesId = #{dishesId}
          and se.canteenId = #{canteenId}
        order by se.create_time DESC
        limit 1
    </select>

</mapper>