msdw_tms/src/main/resources/mapper/tms/ClassTeachingDao.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.msdw.tms.dao.ClassTeachingDao">

    <select id="queryInvitationCode" resultType="com.msdw.tms.entity.ExperimentalTeachingEntity">
        select invitation_code from tms_experimental_teaching where project_id = #{projectId} and is_code = #{isCode}
    </select>

    <select id="getByClassRecord" resultType="com.msdw.tms.entity.ExperimentalTeachingEntity">
         SELECT
            id,
	        experimental_class_name,
            surplus_time,
            experiment_duration,
	        experimental_name,
	        experimental_number,
	        start_time,
	        stop_time,
	        `status`
        FROM
	        tms_experimental_teaching
        WHERE
            is_del=0
            <if test="cla.status!=null">and `status` = #{cla.status}</if>
            <if test="cla.condition!=null">and ( project_name like concat('%',#{cla.condition},'%') or experimental_class_name like concat('%',#{cla.condition},'%') )</if>
            <if test="cla.startTime!=null and cla.endTime!=null">and stop_time between #{cla.endTime} and #{cla.startTime}</if>
            <if test="cla.month!=null">and DATE_SUB(CURDATE(), INTERVAL #{cla.month} month ) &lt;= date(stop_time)</if>
    </select>

    <update id="updateSurplusTime" parameterType="com.msdw.tms.entity.ExperimentalTeachingEntity">
        UPDATE tms_experimental_teaching
        SET surplus_time = TIMEDIFF( stop_time, NOW( ) )
        WHERE
        now( ) >= start_time
        AND stop_time >= now( )
        AND is_del=0
    </update>
    <update id="updateSurplusTimeNull" parameterType="com.msdw.tms.entity.ExperimentalTeachingEntity">
        UPDATE tms_experimental_teaching
        SET surplus_time = 0
        WHERE
        now( ) >= stop_time
        AND is_del=0
    </update>

    <select id="querySimulationPlayList" resultType="com.msdw.tms.entity.BroadcastEntity">
        SELECT id,title,links,isdel FROM tms_broadcast
    </select>
</mapper>