<?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.StudentDao">
	
	<resultMap type="com.ym.mec.biz.dal.entity.Student" id="Student">
		<result column="user_id_" property="userId" />
		<result column="subject_id_list_" property="subjectIdList" />
		<result column="service_tag_" property="serviceTag" />
		<result column="operating_tag_" property="operatingTag" />
		<result column="create_time_" property="createTime" />
		<result column="update_time_" property="updateTime" />
	</resultMap>

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

	<!-- 全查询 -->
	<select id="findAll" resultMap="Student">
		SELECT * FROM student
	</select>

	<select id="lockUser" resultType="int" useCache="false" flushCache="true">
		SELECT id_ FROM sys_user WHERE id_=#{userId} FOR UPDATE
	</select>
	
	<!-- 向数据库增加一条记录 -->
	<insert id="insert" parameterType="com.ym.mec.biz.dal.entity.Student" useGeneratedKeys="true" keyColumn="id" keyProperty="id">
		INSERT INTO student (user_id_,subject_id_list_,
		<if test="serviceTag != null">
			service_tag_,
		</if>
		<if test="operatingTag != null">
			operating_tag_,
		</if>
		create_time_,update_time_)
		VALUES
		(#{userId},#{subjectIdList},
		<if test="serviceTag != null">
			#{serviceTag},
		</if>
		<if test="operatingTag != null">
			#{operatingTag},
		</if>
		NOW(),NOW())
	</insert>
	
	<update id="update" parameterType="com.ym.mec.biz.dal.entity.Student">
		UPDATE student
		<set>
			<if test="subjectIdList != null">
				subject_id_list_ = #{subjectIdList},
			</if>
			<if test="serviceTag != null">
				service_tag_ = #{serviceTag},
			</if>
			<if test="operatingTag != null">
				operating_tag_ = #{operatingTag},
			</if>
			<if test="updateTime != null">
				update_time_ = #{updateTime},
			</if>
			<if test="updateTime == null">
				update_time_ = NOW()
			</if>
		</set>
		WHERE user_id_ = #{userId}
	</update>
	
	<!-- 分页查询 -->
	<select id="queryPage" resultMap="Student" parameterType="map">
		SELECT * FROM student <include refid="global.limit"/>
	</select>
	
	<!-- 查询当前表的总记录数 -->
	<select id="queryCount" resultType="int">
		SELECT COUNT(*) FROM student
	</select>
	<select id="findStudents" resultMap="com.ym.mec.biz.dal.dao.TeacherDao.SysUser">
		SELECT id_, username_, phone_,avatar_ FROM sys_user
		<include refid="studentQueryCondition"/>
		ORDER BY id_
		<include refid="global.limit"/>
	</select>
	<select id="countStudents" resultType="int">
		SELECT COUNT(id_) FROM sys_user
		<include refid="studentQueryCondition"/>
	</select>
	<sql id="studentQueryCondition">
		<where>
			<if test="organIdList!=null">
				organ_id_ IN
				<foreach collection="organIdList" item="organId" open="(" close=")" separator=",">
					#{organId}
				</foreach>
			</if>
			<if test="search!=null">
				AND (username_ LIKE CONCAT('%', #{search}, '%') OR phone_ LIKE CONCAT('%', #{search}, '%'))
			</if>
			AND FIND_IN_SET("STUDENT", user_type_)
		</where>
	</sql>
</mapper>
