repair_reporting_system_api/src/main/resources/mapper/RepairsNoticeMapper.xml

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://www.mybatis.org/dtd/mybatis-3-mapper.dtd">
<mapper namespace="com.chuanghai.repair.mapper.RepairsNoticeMapper">
    <resultMap id="BaseResultMap" type="com.chuanghai.repair.entity.RepairsNotice">
        <!--
          WARNING - @mbg.generated
        -->
        <id column="notice_id" property="noticeId" jdbcType="INTEGER"/>
        <result column="notice_content" property="noticeContent" jdbcType="VARCHAR"/>
        <result column="notice_time" property="noticeTime" jdbcType="TIMESTAMP"/>
        <result column="notice_status" property="noticeStatus" jdbcType="VARCHAR"/>
        <!--        公告与管理员之间是  N:1 关系-->
        <association  property="repairsAdmin"  javaType="com.chuanghai.repair.entity.RepairsAdmin">
            <id column="admin_id" property="adminId"></id>
            <result column="admin_name" property="adminName" jdbcType="VARCHAR"/>
        </association >
    </resultMap>


    <!--    添加公告-->
    <select id="addNotice" parameterType="com.chuanghai.repair.entity.RepairsNotice" >
        insert into repairs_notice(notice_content,notice_time,notice_status,admin_id)
        values(#{noticeContent},#{noticeTime},#{noticeStatus},#{repairsAdmin.adminId})
    </select>

    <!--    发布公告-->
    <select id="releaseNotice" resultMap="BaseResultMap">
        select notice_content,notice_time,no.admin_id,admin_name from repairs_notice no ,repairs_admin ad
        where no.admin_id = ad.admin_id and notice_id = (select max(notice_id) from repairs_notice)
    </select>



    <select id="updateNotice" parameterType="java.util.List" >
        update repairs_notice
        <trim prefix="set" suffixOverrides=",">
            <trim prefix="notice_status=case" suffix="end,">
                <foreach collection="list" item="item" index="index">
                    <if test="item.noticeStatus != null ">
                         when notice_id = #{item.noticeId} then #{item.noticeStatus}
                    </if>
                </foreach>
            </trim>
            <trim prefix="notice_content=case" suffix="end,">
                <foreach collection="list" item="item" index="index">
                    <if test="item.noticeContent != null ">
                        when notice_id = #{item.noticeId} then #{item.noticeContent}
                    </if>
                </foreach>
            </trim><trim prefix="notice_time=case" suffix="end,">
                <foreach collection="list" item="item" index="index">
                    <if test="item.noticeTime != null ">
                     when notice_id = #{item.noticeId} then #{item.noticeTime}
                    </if>
                </foreach>
            </trim>
            <trim prefix="admin_id=case" suffix="end,">
                <foreach collection="list" item="item" index="index">
                    when notice_id = #{item.noticeId} then #{item.repairsAdmin.adminId}
                </foreach>
            </trim>

        </trim>
        where notice_id in
        <foreach collection="list" index="index" item="item"
                 separator="," open="(" close=")">
            #{item.noticeId,jdbcType=INTEGER}
        </foreach>
    </select>

    <!--    修改公告-->
    <select id="alterNotice" parameterType="com.chuanghai.repair.entity.RepairsNotice"
            resultType="com.chuanghai.repair.entity.RepairsNotice">
        update repairs_notice set notice_content = #{noticeContent},notice_time = #{noticeTime}
        <trim prefix="where" prefixOverrides="and" suffix="" suffixOverrides="">
            <if test="noticeId!='' and noticeId!=null">
                and notice_id = #{noticeId}
            </if>
        </trim>
    </select>

    <!--    查询全部公告-->
    <select id="queryAllNotice" parameterType="java.lang.String" resultMap="BaseResultMap">
        select nt.* ,ad.admin_name from repairs_notice nt ,repairs_admin ad
        <trim prefix="where" prefixOverrides="and" suffix="" suffixOverrides="">
             nt.admin_id = ad.admin_id
             and notice_status = 1
            <if test="tody!='' and tody!=null">
                and notice_time BETWEEN #{tody} and #{tomorrow}
            </if>
        </trim>
        order by notice_time desc
    </select>



</mapper>