exam/exam-06173-api/src/main/resources/mapper/course/CourseMapper.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.gyee.exam.modules.course.mapper.CourseMapper">


    <!-- 通用查询映射结果 -->
    <resultMap id="BaseResultMap" type="com.gyee.exam.modules.course.entity.Course">
        <id column="id" property="id" />
        <result column="title" property="title" />
        <result column="content" property="content" />
        <result column="cover" property="cover" />
        <result column="open_type" property="openType" />
        <result column="cat_id" property="catId" />
        <result column="lecturer_id" property="lecturerId" />
        <result column="periods" property="periods" />
        <result column="is_must" property="isMust" />
        <result column="points" property="points" />
        <result column="is_pay" property="isPay" />
        <result column="price" property="price" />
        <result column="check_on" property="checkOn" />
        <result column="check_sec" property="checkSec" />
        <result column="video_drag" property="videoDrag" />
        <result column="dept_code" property="deptCode" />
        <result column="state" property="state" />
        <result column="time_limit" property="timeLimit" />
        <result column="start_time" property="startTime" />
        <result column="end_time" property="endTime" />
        <result column="day_limit" property="dayLimit" />
        <result column="day_rule" property="dayRule" />
        <result column="face_start" property="faceStart" />
        <result column="face_interval" property="faceInterval" />
        <result column="face_check" property="faceCheck" />
        <result column="face_cam" property="faceCam" />
        <result column="face_chance" property="faceChance" />
        <result column="step_lock" property="stepLock" />
        <result column="create_time" property="createTime" />
        <result column="update_time" property="updateTime" />
        <result column="create_by" property="createBy" />
        <result column="update_by" property="updateBy" />
        <result column="data_flag" property="dataFlag" />
    </resultMap>

    <!-- 通用查询结果列 -->
    <sql id="Base_Column_List">
        `id`,`title`,`content`,`cover`,`open_type`,`cat_id`,`lecturer_id`,`periods`,`is_must`,`points`,`is_pay`,`price`,`check_on`,`check_sec`,`video_drag`,`dept_code`,`state`,`time_limit`,`start_time`,`end_time`,`day_limit`,`day_rule`,`face_start`,`face_interval`,`face_check`,`face_cam`,`face_chance`,`step_lock`,`create_time`,`update_time`,`create_by`,`update_by`,`data_flag`
    </sql>

    <resultMap id="UserCourseResultMap"
               type="com.gyee.exam.modules.course.dto.response.UserCourseRespDTO"
               extends="BaseResultMap">
        <result column="learn_file" property="learnFile" />
        <result column="total_file" property="totalFile" />
        <result column="state" property="state" />
        <result column="liveCount" property="liveCount" />
    </resultMap>


    <resultMap id="DetailResultMap"
               type="com.gyee.exam.modules.course.dto.ext.CourseDetailExtDTO"
               extends="BaseResultMap">
            <collection property="dirList" column="{id=id,stepLock=step_lock}" select="selectDir"></collection>
            <collection property="deptCodes" column="id" select="selectDept"></collection>
            <collection property="liveList" column="id" select="selectLive"></collection>
    </resultMap>


    <resultMap id="DirResultMap"
               type="com.gyee.exam.modules.course.dto.ext.CourseRefDirExtDTO"
               extends="com.gyee.exam.modules.course.mapper.CourseRefDirMapper.BaseResultMap">
        <collection property="fileList" column="{id=id,stepLock=step_lock}" select="selectFile"></collection>
    </resultMap>

    <resultMap id="FileResultMap"
               type="com.gyee.exam.modules.course.dto.ext.CourseRefFileExtDTO"
               extends="com.gyee.exam.modules.course.mapper.CourseRefFileMapper.BaseResultMap">

        <result column="title" property="title" />
        <result column="file_type" property="fileType" />
        <result column="file_url" property="fileUrl" />
        <result column="view_url" property="viewUrl" />
        <result column="learn_min" property="learnMin" />
        <result column="unlocked" property="unlocked" />
    </resultMap>

    <resultMap id="LiveResultMap"
               type="com.gyee.exam.modules.course.dto.response.CourseLiveRespDTO"
               extends="com.gyee.exam.modules.course.mapper.CourseLiveMapper.BaseResultMap">
    </resultMap>


    <select id="userPaging" resultMap="UserCourseResultMap">
        SELECT
        cs.id,cs.title,cs.cover,cs.cat_id,cs.periods,cs.is_must,cs.is_pay,cs.price,
               (SELECT COUNT(0) FROM el_course_live WHERE course_id=cs.id) AS liveCount,
               cl.update_time,cl.learn_file,cl.total_file,cl.state
        FROM el_course cs
        LEFT JOIN el_course_depart dept ON cs.id=dept.course_id AND cs.open_type=2
        LEFT JOIN el_course_learn cl ON cs.id=cl.course_id AND cl.user_id='{{userId}}'
        WHERE cs.state!=1 AND (
            cs.open_type=1
            OR (cs.open_type=2 AND dept.dept_code IN(SELECT dept_code FROM sys_user WHERE id='{{userId}}'))
            OR (cs.open_type=3 AND cs.id IN(SELECT course_id FROM el_course_person WHERE user_id='{{userId}}'))
        )
        <if test="query!=null">
            <if test="query.onlyLearn!=null and query.onlyLearn">
                AND cl.user_id IS NOT NULL
            </if>
            <if test="query.isMust!=null">
                AND cs.is_must=#{query.isMust}
            </if>
            <if test="query.catId!=null and query.catId!=''">
                AND cs.cat_id=#{query.catId}
            </if>
            <if test="query.title!=null and query.title!=''">
                AND cs.title LIKE '%${query.title}%'
            </if>

            <if test="query.learnState!=null">
                <if test="query.learnState == 1">AND cl.user_id IS NULL</if>
                <if test="query.learnState == 2">AND cl.user_id IS NOT NULL AND cl.state=0</if>
                <if test="query.learnState == 3">AND cl.user_id IS NOT NULL AND cl.state=1</if>
            </if>

        </if>

        ORDER BY cs.`update_time` DESC

    </select>

    <select id="userPagingToal" resultType="com.gyee.exam.modules.course.dto.response.UserCourseProcessDTO">

        SELECT
        cs.id,
        cs.title,
        SUM(rf.need_learn) needLearn,
        SUM(CASE WHEN fl.learn_min > rf.need_learn  THEN rf.need_learn ELSE fl.learn_min END) learnMin,
        SUM(CASE WHEN fl.learn_min > rf.need_learn THEN rf.need_learn ELSE fl.learn_min END)/SUM(rf.need_learn) AS proportion
        FROM el_course  cs
        LEFT JOIN el_course_ref_dir rd on cs.id = rd.course_id
        LEFT JOIN el_course_ref_file rf on rf.dir_id = rd.id
        LEFT JOIN el_course_file_unlock lk ON rf.file_id = lk.file_id AND lk.course_id = rf.course_id
        left JOIN el_course_file_learn fl on fl.file_id = rf.file_id 	AND fl.course_id = rf.course_id	AND fl.user_id ='{{userId}}'
        GROUP BY cs.id

    </select>


    <select id="selectDir" resultMap="DirResultMap">
        SELECT dir.*,'${stepLock}' AS step_lock FROM el_course_ref_dir dir WHERE dir.course_id=#{id} ORDER BY dir.`sort` ASC
    </select>

    <select id="selectFile" resultMap="FileResultMap">
        SELECT rf.*,ff.title,ff.file_type,ff.file_url,ff.view_url,IFNULL(fl.learn_min,0) AS learn_min,
               (CASE WHEN (lk.id IS NULL AND rf.sort!='1' AND '${stepLock}'!='0') THEN 0 ELSE 1 END) AS unlocked
        FROM el_course_ref_file rf
        LEFT JOIN el_course_file ff ON rf.file_id=ff.id
        LEFT JOIN el_course_file_unlock lk ON rf.file_id=lk.file_id AND lk.course_id=rf.course_id AND user_id='{{userId}}'
        LEFT JOIN el_course_file_learn fl ON fl.file_id=rf.file_id AND fl.course_id=rf.course_id AND fl.user_id='{{userId}} '
        WHERE ff.id IS NOT NULL AND dir_id=#{id} ORDER BY `sort` ASC
    </select>

    <select id="selectDept" resultType="String">
        SELECT dept_code FROM el_course_depart WHERE course_id=#{id}
    </select>

    <select id="selectLive" resultMap="LiveResultMap">
        SELECT * FROM el_course_live
        WHERE course_id=#{id}
        ORDER BY start_time ASC
    </select>

    <select id="findDetail" resultMap="DetailResultMap">
        SELECT * FROM el_course WHERE id=#{id}
    </select>


</mapper>