<?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.jevon.mapper.JoinClassMapper" >
  <resultMap id="BaseResultMap" type="com.jevon.model.JoinClass" >
    <id column="id" property="id" jdbcType="INTEGER" />
    <result column="school_id" property="schoolId" jdbcType="INTEGER" />
    <result column="class_id" property="classId" jdbcType="INTEGER" />
    <result column="team" property="team" jdbcType="VARCHAR" />
    <result column="course_id" property="courseId" jdbcType="INTEGER" />
    <result column="course_name" property="courseName" jdbcType="VARCHAR" />
    <result column="course_group" property="courseGroup" jdbcType="INTEGER" />
  </resultMap>

  <insert id="insertBatch" parameterType="java.util.List">
        insert into sz_sch_join_class ( school_id ,class_id,team, course_id, course_name,course_group)
    values
    <foreach collection="list" item="emp" separator=",">
    (#{emp.schoolId,jdbcType=INTEGER}, #{emp.classId,jdbcType=INTEGER}, #{emp.team,jdbcType=VARCHAR}
    , #{emp.courseId,jdbcType=INTEGER}, #{emp.courseName,jdbcType=VARCHAR}, #{emp.courseGroup,jdbcType=INTEGER})
    </foreach>
  </insert>

  <select id="selectMaxGroup" resultType="java.lang.Integer">
    select max(course_group) from sz_sch_join_class
  </select>

  <select id="selectByCourseGroup" parameterType="java.lang.Integer"  resultMap="BaseResultMap">
    select * from sz_sch_join_class where course_group = #{courseGroup}
  </select>

  <delete id="deleteCourseGroup" parameterType="java.lang.Integer">
    delete from sz_sch_join_class where course_group = #{courseGroup}
  </delete>

  <delete id="deleteBySchoolIdAndTeam" parameterType="com.jevon.model.JoinClass">
     delete from sz_sch_join_class where school_id = #{schoolId}  and team = #{team}
  </delete>

  <select id="selectByCourse" parameterType="com.jevon.model.JoinClass" resultMap="BaseResultMap">
    select * from sz_sch_join_class where school_id = #{schoolId}  and team = #{team}
    <if test="classId != 0">
      and class_id = #{classId}
    </if>
    <if test="courseId != 0">
      and course_id = #{courseId}
    </if>
    <if test="courseName != null">
      and course_name = #{courseName}
    </if>
    <if test="courseGroup != 0">
      and course_group =#{courseGroup}
    </if>
  </select>

</mapper>