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PlayEdu/src/main/resources/mapper/UserCourseHourRecordMapper.xml
2023-04-04 09:58:44 +08:00

55 lines
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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="xyz.playedu.api.mapper.UserCourseHourRecordMapper">
<resultMap id="BaseResultMap" type="xyz.playedu.api.domain.UserCourseHourRecord">
<id property="id" column="id" jdbcType="INTEGER"/>
<result property="userId" column="user_id" jdbcType="INTEGER"/>
<result property="courseId" column="course_id" jdbcType="INTEGER"/>
<result property="hourId" column="hour_id" jdbcType="INTEGER"/>
<result property="totalDuration" column="total_duration" jdbcType="INTEGER"/>
<result property="finishedDuration" column="finished_duration" jdbcType="INTEGER"/>
<result property="realDuration" column="real_duration" jdbcType="INTEGER"/>
<result property="isFinished" column="is_finished" jdbcType="TINYINT"/>
<result property="finishedAt" column="finished_at" jdbcType="TIMESTAMP"/>
<result property="createdAt" column="created_at" jdbcType="TIMESTAMP"/>
<result property="updatedAt" column="updated_at" jdbcType="TIMESTAMP"/>
</resultMap>
<sql id="Base_Column_List">
id
,user_id,course_id,
hour_id,total_duration,finished_duration,
real_duration,is_finished,finished_at,
created_at,updated_at
</sql>
<select id="getUserLatestRecords" resultType="xyz.playedu.api.domain.UserCourseHourRecord">
select `t1`.*
from `user_course_hour_records` as `t1`
inner join (select `course_id`, max(`updated_at`) as `latest_at`
from `user_course_hour_records`
where `user_id` = #{userId}
group by `course_id`) as `t2`
on `t2`.`course_id` = `t1`.`course_id` and
`t2`.`latest_at` = `t1`.`updated_at`
order by `t1`.`updated_at` desc
limit #{size};
</select>
<select id="getUserCourseHourCount"
resultType="xyz.playedu.api.types.mapper.UserCourseHourRecordCountMapper">
SELECT `course_id`, count(1) AS `total`
FROM `user_course_hour_records`
WHERE `user_id` = #{userId}
<if test="courseIds != null and #{courseIds}.size() > 0">
AND `course_id` IN (<foreach collection="courseIds" item="courseId" separator=",">#{courseId}</foreach>)
</if>
<if test="isFinished != null">
AND `is_finisehd` = #{isFinished}
</if>
GROUP BY `course_id`;
</select>
</mapper>