zc_saas_question/zhongzheng-system/src/main/resources/mapper/modules/grade/ClassGradeUserMapper.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.zhongzheng.modules.grade.mapper.ClassGradeUserMapper">

    <resultMap type="com.zhongzheng.modules.grade.domain.ClassGradeUser" id="ClassGradeUserResult">
        <result property="id" column="id"/>
        <result property="userId" column="user_id"/>
        <result property="gradeId" column="grade_id"/>
        <result property="status" column="status"/>
        <result property="createTime" column="create_time"/>
        <result property="updateTime" column="update_time"/>
    </resultMap>

    <resultMap type="com.zhongzheng.modules.grade.vo.ClassGradeUserVo" id="ClassGradeUserVoResult">
        <result property="id" column="id"/>
        <result property="userId" column="user_id"/>
        <result property="gradeId" column="grade_id"/>
        <result property="status" column="status"/>
        <result property="code" column="student_code"/>
        <result property="realName" column="realname"/>
        <result property="idCard" column="id_card"/>
        <result property="createBy" column="create_by"/>
        <result property="telPhone" column="telphone"/>
    </resultMap>


    <resultMap type="com.zhongzheng.modules.grade.vo.ClassGradeUserGoodsVo" id="ClassGradeUserGoodsVoResult">
        <result property="id" column="id"/>
        <result property="userId" column="user_id"/>
        <result property="gradeId" column="grade_id"/>
        <result property="status" column="status"/>
        <result property="goodsCode" column="goods_code"/>
        <result property="goodsName" column="goods_name"/>
        <result property="gradeStatus" column="grade_status"/>
        <result property="gradeCode" column="grade_code"/>
        <result property="gradeName" column="grade_name"/>
        <result property="year" column="year"/>
        <result property="educationName" column="education_name"/>
        <result property="projectName" column="project_name"/>
        <result property="businessName" column="business_name"/>
        <result property="schoolName" column="school_name"/>
        <result property="createTime" column="create_time"/>
        <result property="createBy" column="create_by"/>
    </resultMap>

    <select id="select" parameterType="com.zhongzheng.modules.grade.bo.ClassGradeUserQueryBo"
            resultMap="ClassGradeUserVoResult">
        SELECT
        g.*,
        u.student_code,
        u.realname,
        u.id_card,
        u.telphone
        FROM
        class_grade_user g
        LEFT JOIN `user` u ON g.user_id = u.user_id
        WHERE
        1 = 1
        <if test="status != null and status.size()!=0 ">
            AND g.status in
            <foreach collection="status" item="item" index="index" open="(" close=")" separator=",">
                #{item}
            </foreach>
        </if>
        <if test="gradeId != null and gradeId != ''">
            AND g.grade_id = #{gradeId}
        </if>
        order by g.update_time desc
    </select>

    <select id="listUser" parameterType="com.zhongzheng.modules.grade.bo.ClassGradeUserQueryBo"
            resultMap="ClassGradeUserGoodsVoResult">
        SELECT
        * ,
        (select `code` FROM goods g LEFT JOIN class_grade_goods c on g.goods_id = c.goods_id where c.grade_id =
        u.grade_id) as goods_code,
        (select `year` FROM goods g LEFT JOIN class_grade_goods c on g.goods_id = c.goods_id where c.grade_id =
        u.grade_id) as year,
        (select goods_name FROM goods g LEFT JOIN class_grade_goods c on g.goods_id = c.goods_id where c.grade_id =
        u.grade_id) as goods_name,
        (select b.business_name FROM course_business b LEFT JOIN goods g on b.id = g.business_id LEFT JOIN
        class_grade_goods c on g.goods_id = c.goods_id where c.grade_id = u.grade_id) as business_name,
        (select b.project_name FROM course_project_type b LEFT JOIN goods g on b.id = g.project_id LEFT JOIN
        class_grade_goods c on g.goods_id = c.goods_id where c.grade_id = u.grade_id) as project_name,
        (select b.school_name FROM school b LEFT JOIN goods g on b.id = g.school_id LEFT JOIN class_grade_goods c on
        g.goods_id = c.goods_id where c.grade_id = u.grade_id) as school_name,
        (select b.education_name FROM course_education_type b LEFT JOIN goods g on b.id = g.education_type_id LEFT JOIN
        class_grade_goods c on g.goods_id = c.goods_id where c.grade_id = u.grade_id) as education_name,
        (SELECT g.grade_code FROM class_grade g where u.grade_id = g.class_id) as grade_code,
        (SELECT g.class_name FROM class_grade g where u.grade_id = g.class_id) as grade_name,
        (SELECT g.status FROM class_grade g where u.grade_id = g.class_id) as grade_status
        FROM
        class_grade_user u
        where 1=1
        <if test="status != null and status.size()!=0 ">
            AND u.status in
            <foreach collection="status" item="item" index="index" open="(" close=")" separator=",">
                #{item}
            </foreach>
        </if>
        <if test="userId != null and userId != ''">
            and u.user_id= #{userId}
        </if>
        order by u.update_time desc
    </select>
</mapper>