<?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.CourseHomeworkTemplateDao">

    <resultMap type="com.ym.mec.biz.dal.entity.CourseHomeworkTemplate" id="CourseHomeworkTemplate">
        <result column="id_" property="id"/>
        <result column="name_" property="name"/>
        <result column="content_" property="content"/>
        <result column="del_flag_" property="delFlag" typeHandler="com.ym.mec.common.dal.CustomEnumTypeHandler"/>
        <result column="create_time_" property="createTime"/>
        <result column="update_time_" property="updateTime"/>
        <result column="class_group_type_" property="classGroupType"
                typeHandler="com.ym.mec.common.dal.CustomEnumTypeHandler"/>
        <result column="subject_id_" property="subjectId"/>
        <result column="subject_name_" property="subjectName"/>
		<result column="tenant_id_" property="tenantId" />
    </resultMap>

    <!-- 根据主键查询一条记录 -->
    <select id="get" resultMap="CourseHomeworkTemplate">
		SELECT * FROM course_homework_template WHERE id_ = #{id} 
	</select>

    <!-- 全查询 -->
    <select id="findAll" resultMap="CourseHomeworkTemplate">
		SELECT * FROM course_homework_template where tenant_id_ = #{tenantId} ORDER BY id_
	</select>

    <!-- 向数据库增加一条记录 -->
    <insert id="insert" parameterType="com.ym.mec.biz.dal.entity.CourseHomeworkTemplate" useGeneratedKeys="true"
            keyColumn="id" keyProperty="id">
        <!--
        <selectKey resultClass="int" keyProperty="id" >
        SELECT SEQ_WSDEFINITION_ID.nextval AS ID FROM DUAL
        </selectKey>
        -->
        INSERT INTO course_homework_template
        (id_,name_,content_,create_time_,update_time_,class_group_type_,subject_id_,tenant_id_)
        VALUES(#{id},#{name},#{content},now(),now(),#{classGroupType,typeHandler=com.ym.mec.common.dal.CustomEnumTypeHandler},#{subjectId},#{tenantId})
    </insert>

    <!-- 根据主键查询一条记录 -->
    <update id="update" parameterType="com.ym.mec.biz.dal.entity.CourseHomeworkTemplate">
        UPDATE course_homework_template
        <set>
            <if test="delFlag != null">
                del_flag_ = #{delFlag,typeHandler=com.ym.mec.common.dal.CustomEnumTypeHandler},
            </if>
            <if test="subjectId != null">
                subject_id_ = #{subjectId},
            </if>
            <if test="updateTime != null">
                update_time_ = now(),
            </if>
            <if test="content != null">
                content_ = #{content},
            </if>
            <if test="classGroupType != null">
                class_group_type_ = #{classGroupType,typeHandler=com.ym.mec.common.dal.CustomEnumTypeHandler},
            </if>
            <if test="name != null">
                name_ = #{name},
            </if>
        </set>
        WHERE id_ = #{id} and tenant_id_ = #{tenantId}
    </update>

    <!-- 根据主键删除一条记录 -->
    <delete id="delete">
		UPDATE course_homework_template SET del_flag_ = 1 WHERE id_ = #{id}
	</delete>

    <sql id="queryCondition">
        <where>
            cht.del_flag_ = 0
            <if test="subjectIDs != null">
                and subject_id_ IN
                <foreach collection="subjectIDs" item="subjectID" open="(" close=")" separator=",">
                    #{subjectID}
                </foreach>
            </if>
            <if test="classType != null and classType!=''">
                and class_group_type_ = #{classType}
            </if>
            <if test="tenantId != null">
                and cht.tenant_id_ = #{tenantId}
            </if>
        </where>
    </sql>

    <!-- 分页查询 -->
    <select id="queryPage" resultMap="CourseHomeworkTemplate" parameterType="map">
        SELECT
        cht.*,
        s.name_ subject_name_
        FROM
        course_homework_template cht
        LEFT JOIN `subject` s ON cht.subject_id_=s.id_
        <include refid="queryCondition"/>
        ORDER BY id_
        <include refid="global.limit"/>
    </select>

    <!-- 查询当前表的总记录数 -->
    <select id="queryCount" resultType="int">
		SELECT COUNT(*) FROM course_homework_template cht
        <include refid="queryCondition"/>
	</select>

    <select id="getSubjectIDs" resultType="java.lang.String">
		SELECT
			cg.subject_id_list_
		FROM
			course_schedule cs
		LEFT JOIN class_group cg ON cs.class_group_id_=cg.id_
		WHERE cs.id_=#{courseScheduleID}
	</select>

</mapper>
