<?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">
<!-- 这个文件是自动生成的。 不要修改此文件。所有改动将在下次重新自动生成时丢失。 -->
<mapper namespace="com.ym.mec.biz.dal.dao.MusicGroupQuitDao">

    <resultMap type="com.ym.mec.biz.dal.entity.MusicGroupQuit"
               id="MusicGroupQuit">
        <result column="id_" property="id"/>
        <result column="user_id_" property="userId"/>
        <result column="music_group_id_" property="musicGroupId"/>
        <result column="join_date_" property="joinDate"/>
        <result column="quit_date_" property="quitDate"/>
        <result column="create_time_" property="createTime"/>
        <result column="reason_" property="reason"/>
        <result column="status_" property="status"
                typeHandler="com.ym.mec.common.dal.CustomEnumTypeHandler"/>
    </resultMap>

    <!-- 根据主键查询一条记录 -->
    <select id="get" resultMap="MusicGroupQuit">
        SELECT *
        FROM music_group_quit
        WHERE id_ = #{id}
    </select>

    <!-- 全查询 -->
    <select id="findAll" resultMap="MusicGroupQuit">
        SELECT *
        FROM music_group_quit
        ORDER BY id_
    </select>

    <!-- 向数据库增加一条记录 -->
    <insert id="insert" parameterType="com.ym.mec.biz.dal.entity.MusicGroupQuit"
            useGeneratedKeys="true" keyColumn="id" keyProperty="id">
        <!-- <selectKey resultClass="int" keyProperty="id" > SELECT SEQ_WSDEFINITION_ID.nextval
            AS ID FROM DUAL </selectKey> -->
        INSERT INTO music_group_quit
        (id_,user_id_,music_group_id_,join_date_,quit_date_,create_time_,reason_,status_)
        VALUES(#{id},#{userId},#{musicGroupId},#{joinDate},#{quitDate},#{createTime},#{reason},#{status,typeHandler=com.ym.mec.common.dal.CustomEnumTypeHandler})
    </insert>

    <!-- 根据主键查询一条记录 -->
    <update id="update" parameterType="com.ym.mec.biz.dal.entity.MusicGroupQuit">
        UPDATE music_group_quit
        <set>
            <if test="userId != null">
                user_id_ = #{userId},
            </if>
            <if test="id != null">
                id_ = #{id},
            </if>
            <if test="joinDate != null">
                join_date_ = #{joinDate},
            </if>
            <if test="reason != null">
                reason_ = #{reason},
            </if>
            <if test="quitDate != null">
                quit_date_ = #{quitDate},
            </if>
            <if test="musicGroupId != null">
                music_group_id_ = #{musicGroupId},
            </if>
            <if test="createTime != null">
                create_time_ = #{createTime},
            </if>
            <if test="status != null">
                status_ = #{status,typeHandler=com.ym.mec.common.dal.CustomEnumTypeHandler},
            </if>
        </set>
        WHERE id_ = #{id}
    </update>

    <!-- 根据主键删除一条记录 -->
    <delete id="delete">
        DELETE
        FROM music_group_quit
        WHERE id_ =
              #{id}
    </delete>

    <!-- 分页查询 -->
    <select id="queryPage" resultMap="MusicGroupQuit" parameterType="map">
        SELECT * FROM music_group_quit ORDER BY id_
        <include refid="global.limit"/>
    </select>

    <!-- 查询当前表的总记录数 -->
    <select id="queryCount" resultType="int">
        SELECT COUNT(*)
        FROM music_group_quit
    </select>
    <select id="countMusicGroupQuitNum" resultType="int">
        SELECT COUNT(*)
        FROM music_group_quit
        WHERE music_group_id_ = #{musicGroupId}
          AND status_ = 'APPROVED'
    </select>

    <select id="getUserMusicQuit" resultMap="MusicGroupQuit">
        SELECT *
        FROM music_group_quit
        WHERE user_id_ = #{userId}
          AND status_ = 'APPROVED'
        ORDER BY id_ ASC
    </select>

    <select id="getQuits" resultMap="MusicGroupQuit">
        SELECT * FROM music_group_quit WHERE id_ IN (
        SELECT MAX(id_) FROM music_group_quit WHERE music_group_id_=#{musicGroupId} AND user_id_ IN
        <foreach collection="userIds" item="userId" open="(" close=")" separator=",">
            #{userId}
        </foreach>
        GROUP BY user_id_
        )
    </select>
</mapper>
