<?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.collectfee.dao.CourseGroupInfoDao">

    <resultMap type="com.ym.mec.collectfee.entity.CourseGroupInfo" id="CourseGroupInfo">
        <result column="id_" property="id"/>
        <result column="name_" property="name"/>
        <result column="sub_id_" property="subId"/>
        <result column="class_id_" property="classId"/>
        <result column="sub_name_" property="subName"/>
        <result column="plan_num_" property="planNum"/>
        <result column="reg_num_" property="regNum"/>
        <result column="fee_type_" property="feeType"/>
        <result column="fee_amount_" property="feeAmount"/>
        <result column="create_time_" property="createTime"/>
        <result column="update_time_" property="updateTime"/>
        <result column="version" property="version"/>
    </resultMap>

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

    <!-- 全查询 -->
    <select id="findAll" resultMap="CourseGroupInfo">
        SELECT *
        FROM course_group_info
        ORDER BY id_
    </select>

    <!-- 向数据库增加一条记录 -->
    <insert id="insert" parameterType="com.ym.mec.collectfee.entity.CourseGroupInfo" useGeneratedKeys="true"
            keyColumn="id" keyProperty="id">
        <!--
        <selectKey resultClass="int" keyProperty="id" >
        SELECT SEQ_WSDEFINITION_ID.nextval AS ID FROM DUAL
        </selectKey>
        -->
        INSERT INTO course_group_info
        (class_id_,id_,name_,sub_id_,sub_name_,plan_num_,reg_num_,fee_type_,fee_amount_,create_time_,update_time_)
        VALUES(#{classId},#{id},#{name},#{subId},#{subName},#{planNum},#{regNum},#{feeType},#{feeAmount},#{createTime},#{updateTime})
    </insert>

    <!-- 根据主键查询一条记录 -->
    <update id="update" parameterType="com.ym.mec.collectfee.entity.CourseGroupInfo">
        UPDATE course_group_info
        <set>
            <if test="classId != null">
                class_id_ = #{classId},
            </if>
            <if test="subId != null">
                sub_id_ = #{subId},
            </if>
            <if test="planNum != null">
                plan_num_ = #{planNum},
            </if>
            <if test="feeAmount != null">
                fee_amount_ = #{feeAmount},
            </if>
            <if test="feeType != null">
                fee_type_ = #{feeType},
            </if>
            <if test="updateTime != null">
                update_time_ = #{updateTime},
            </if>
            <if test="subName != null">
                sub_name_ = #{subName},
            </if>
            <if test="regNum != null">
                reg_num_ = #{regNum},
            </if>
            <if test="name != null">
                name_ = #{name},
            </if>
        </set>
        WHERE id_ = #{id}
    </update>

    <!-- 根据主键删除一条记录 -->
    <delete id="delete">
        DELETE FROM course_group_info WHERE id_ = #{id}
    </delete>

    <!-- 分页查询 -->
    <select id="queryPage" resultMap="CourseGroupInfo" parameterType="map">
        SELECT * FROM course_group_info 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_group_info
    </select>

    <select id="getCourses" resultMap="CourseGroupInfo">
        SELECT * FROM course_group_info WHERE sub_id_ IN (SELECT MIN(sub_id_)sub_id_ FROM course_group_info
        WHERE class_id_ = #{classId} GROUP BY sub_name_) AND class_id_ = #{classId}
    </select>

    <!-- 根据id和version更新实际已招生人数 -->
    <update id="upByIdAndVersion" parameterType="com.ym.mec.collectfee.entity.Account">
        UPDATE `course_group_info`
        <set>
            <if test="regNum != null">
                reg_num_ = #{regNum},
            </if>
            <if test="planNum != null">
                plan_num_ = #{planNum},
            </if>
            <if test="feeType != null">
                fee_type_ = #{feeType},
            </if>
            <if test="feeAmount != null">
                fee_amount_ = #{feeAmount},
            </if>
            <if test="version != null">
                `version` = `version`+1
            </if>
        </set>
        WHERE `id_` = #{id} AND `version`=#{version}
    </update>
</mapper>
