<?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.StudentCourseHomeworkDao">
	
	<resultMap type="com.ym.mec.biz.dal.entity.StudentCourseHomework" id="StudentCourseHomework">
		<result column="id_" property="id" />
		<result column="user_id_" property="userId"/>
		<result column="course_homework_id_" property="courseHomeworkId" />
		<result column="attachments_" property="attachments" />
		<result column="score_" property="score" />
		<result column="create_time_" property="createTime" />
		<result column="update_time_" property="updateTime" />
		<result column="remark_" property="remark" />
		<result column="status_" property="status" typeHandler="com.ym.mec.common.dal.CustomEnumTypeHandler"/>
		<result column="is_replied_" property="isReplied" typeHandler="com.ym.mec.common.dal.CustomEnumTypeHandler"/>
	</resultMap>

	<resultMap type="com.ym.mec.biz.dal.dto.CourseHomeworkStudentDetailDto" id="CourseHomeworkStudentDetailDto">
		<result column="musicGroupName" property="musicGroupName" />
		<result column="classGroupName" property="classGroupName"/>
		<result column="courseHomeworkId" property="courseHomeworkId" />
		<result column="content_" property="content" />
		<result column="expiry_date_" property="expiryDate" />
		<result column="completed_num_" property="completedNum" />
		<result column="expect_num_" property="expectNum" />
		<result column="attachments_" property="attachments" />
		<result column="score_" property="score" />
		<result column="status_" property="status" typeHandler="com.ym.mec.common.dal.CustomEnumTypeHandler"/>
		<result column="is_replied_" property="isReplied" typeHandler="com.ym.mec.common.dal.CustomEnumTypeHandler"/>
	</resultMap>
	
	<!-- 根据主键查询一条记录 -->
	<select id="get" resultMap="StudentCourseHomework" >
		SELECT * FROM student_course_homework WHERE id_ = #{id} 
	</select>
	
	<!-- 全查询 -->
	<select id="findAll" resultMap="StudentCourseHomework">
		SELECT * FROM student_course_homework ORDER BY id_
	</select>
	
	<!-- 向数据库增加一条记录 -->
	<insert id="insert" parameterType="com.ym.mec.biz.dal.entity.StudentCourseHomework" useGeneratedKeys="true" keyColumn="id" keyProperty="id">
		<!--
		<selectKey resultClass="int" keyProperty="id" > 
		SELECT SEQ_WSDEFINITION_ID.nextval AS ID FROM DUAL 
		</selectKey>
		-->
		INSERT INTO student_course_homework (id_,user_id_,course_homework_id_,attachments_,score_,create_time_,update_time_,remark_,status_,is_replied_) VALUES(#{id},#{userId},#{courseHomeworkId},#{attachments},#{score},now(),now(),#{remark},#{status,typeHandler=com.ym.mec.common.dal.CustomEnumTypeHandler},#{isReplied,typeHandler=com.ym.mec.common.dal.CustomEnumTypeHandler})
	</insert>

	<insert id="batchInsertStudentCourseHomeworkRecord" parameterType="java.util.List" useGeneratedKeys="true" keyColumn="id_">
		INSERT INTO student_course_homework (user_id_,course_homework_id_,attachments_,score_,create_time_,update_time_,remark_,status_,is_replied_)
		VALUE
		<foreach collection="list" item="homework" separator=",">
			(#{homework.userId},#{homework.courseHomeworkId},#{homework.attachments},#{homework.score},now(),now(),#{homework.remark},#{homework.status,typeHandler=com.ym.mec.common.dal.CustomEnumTypeHandler},#{homework.isReplied,typeHandler=com.ym.mec.common.dal.CustomEnumTypeHandler})
		</foreach>
	</insert>

	<!-- 根据主键查询一条记录 -->
	<update id="update" parameterType="com.ym.mec.biz.dal.entity.StudentCourseHomework">
		UPDATE student_course_homework
		<set>
			<if test="id != null">
			id_ = #{id},
			</if>
			<if test="courseHomeworkId != null">
			course_homework_id_ = #{courseHomeworkId},
			</if>
			<if test="updateTime != null">
			update_time_ = #{updateTime},
			</if>
			<if test="score != null">
			score_ = #{score},
			</if>
			<if test="attachments != null">
			attachments_ = #{attachments},
			</if>
			<if test="createTime != null">
			create_time_ = #{createTime},
			</if>
			<if test="remark != null">
				remark_ = #{remark},
			</if>
			<if test="status != null">
				status_ = #{status,typeHandler=com.ym.mec.common.dal.CustomEnumTypeHandler},
			</if>
			<if test="isReplied != null">
				is_replied_ = #{isReplied,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 student_course_homework WHERE id_ = #{id} 
	</delete>

	<resultMap type="com.ym.mec.biz.dal.dto.CourseHomeworkListDto" id="CourseHomeworkDto">
		<result column="id_" property="id" />
		<result column="course_schedule_id_" property="courseScheduleId" />
		<result column="content_" property="content" />
		<result column="create_time_" property="createTime" />
		<result column="start_class_time_" property="startClassTime" />
		<result column="expiry_date_" property="expiryDate"/>
		<result column="music_group_id_" property="musicGroupId" />
		<result column="music_group_name_" property="musicGroupName" />
		<result column="class_group_id_" property="classGroupId" />
		<result column="class_group_name_" property="classGroupName" />
		<result column="completed_num_" property="completedNum" />
		<result column="expect_num_" property="expectNum" />
		<result column="next_class_date_" property="expiryDate" />
		<result column="remark_" property="remark" />
		<result column="status_" property="status" typeHandler="com.ym.mec.common.dal.CustomEnumTypeHandler"/>
		<result column="is_replied_" property="isReplied" typeHandler="com.ym.mec.common.dal.CustomEnumTypeHandler"/>
	</resultMap>

	<sql id="queryCondition">
		<where>
			<if test="createTime != null">
				DATE_FORMAT(ch.create_time_,"%Y%m%d") = DATE_FORMAT(#{createTime},"%Y%m%d")
			</if>
			<if test="musicGroupId != null">
				and cg.music_group_id_ = #{musicGroupId}
			</if>
			<if test="classGroupId != null">
				and ch.class_group_id_ = #{classGroupId}
			</if>
			<if test="userId != null">
				and sch.user_id_ = #{userId}
			</if>
		</where>
	</sql>
	
	<!-- 分页查询 -->
	<select id="queryPage" resultMap="CourseHomeworkDto" parameterType="map">
		SELECT
		sch.id_,
		ch.*,
		mg.name_ music_group_name_,
		cg.name_ class_group_name_,
		temp.next_class_date_,
		sch.remark_,
		sch.status_,
		sch.is_replied_
		FROM student_course_homework sch
		LEFT JOIN course_homework ch ON sch.course_homework_id_=ch.id_
		LEFT JOIN course_schedule cs ON ch.course_schedule_id_=cs.id_
		LEFT JOIN music_group mg ON ch.music_group_id_=mg.id_
		LEFT JOIN class_group cg ON ch.class_group_id_=cg.id_
		LEFT JOIN (SELECT
		class_group_id_,
		MIN(CONCAT( class_date_, ' ', start_class_time_ )) next_class_date_
		FROM
		course_schedule
		WHERE CONCAT( class_date_, ' ', start_class_time_ )>now()
		GROUP BY class_group_id_) temp ON ch.class_group_id_=temp.class_group_id_
		<include refid="queryCondition"/>
		ORDER BY ch.id_
		<include refid="global.limit"/>
	</select>
	
	<!-- 查询当前表的总记录数 -->
	<select id="queryCount" resultType="int">
		SELECT COUNT(*) FROM student_course_homework sch
		LEFT JOIN course_homework ch ON sch.course_homework_id_=ch.id_
		LEFT JOIN course_schedule cs ON ch.course_schedule_id_=cs.id_
		LEFT JOIN music_group mg ON ch.music_group_id_=mg.id_
		LEFT JOIN class_group cg ON ch.class_group_id_=cg.id_
		<include refid="queryCondition"/>
	</select>
	<select id="findCourseHomeworkStudentDetail" resultMap="CourseHomeworkStudentDetailDto">
		SELECT
			mg.name_ musicGroupName,
			cg.name_ classGroupName,
			ch.id_ courseHomeworkId,
			ch.content_,
			ch.expiry_date_,
			ch.completed_num_,
			ch.expect_num_,
			sch.attachments_,
			sch.score_,
			sch.status_,
			sch.is_replied_
		FROM
			course_homework ch
		LEFT JOIN student_course_homework sch ON ch.id_=sch.course_homework_id_
		LEFT JOIN music_group mg ON ch.music_group_id_=mg.id_
		LEFT JOIN class_group cg ON ch.class_group_id_=cg.id_
		WHERE ch.course_schedule_id_=#{courseScheduleID} AND sch.user_id_=#{userID}
	</select>
	<select id="constructInitialStudentHomeworkRecords" resultMap="StudentCourseHomework">
		SELECT
			#{courseHomeworkID} course_homework_id_,
			sa.user_id_,
			0 status_,
			0 is_replied_
		FROM
			student_attendance sa
		WHERE
			sa.course_schedule_id_ = #{courseScheduleID}
			AND status_ = "NORMAL"
	</select>
</mapper>
