<?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.tangguo.system.mapper.SysDeptMapper">
	
	<resultMap type="SysDept" id="SysDeptResult">
		<id property="deptId" column="dept_id"/>
		<result property="parentId" column="parent_id"/>
		<result property="ancestors" column="ancestors"/>
		<result property="deptName" column="dept_name"/>
		<result property="orderNum" column="order_num"/>
		<result property="leader" column="leader"/>
		<result property="phone" column="phone"/>
		<result property="email" column="email"/>
		<result property="status" column="status"/>
		<result property="delFlag" column="del_flag"/>
		<result property="parentName" column="parent_name"/>
		<result property="createBy" column="create_by"/>
		<result property="createTime" column="create_time"/>
		<result property="updateBy" column="update_by"/>
		<result property="updateTime" column="update_time"/>
	</resultMap>
	
	<sql id="selectDeptVo">
		select d.dept_id,
		       d.parent_id,
		       d.ancestors,
		       d.dept_name,
		       d.order_num,
		       d.leader,
		       d.phone,
		       d.email,
		       d.status,
		       d.del_flag,
		       d.create_by,
		       d.create_time
		from sys_dept d
	</sql>
	
	<select id="selectDeptList" parameterType="SysDept" resultMap="SysDeptResult">
		<include refid="selectDeptVo"/>
		where d.del_flag = '0'
		<if test="deptId != null and deptId != 0">
			AND dept_id = #{deptId}
		</if>
		<if test="parentId != null and parentId != 0">
			AND parent_id = #{parentId}
		</if>
		<if test="deptName != null and deptName != ''">
			AND dept_name like concat('%', #{deptName}, '%')
		</if>
		<if test="status != null and status != ''">
			AND status = #{status}
		</if>
		<!-- 数据范围过滤 -->
		${params.dataScope}
		order by d.parent_id, d.order_num
	</select>
	
	<select id="selectDeptListByRoleId" resultType="Long">
		select d.dept_id
		from sys_dept d
		left join sys_role_dept rd on d.dept_id = rd.dept_id
		where rd.role_id = #{roleId}
		<if test="deptCheckStrictly">
			and d.dept_id not in (select d.parent_id from sys_dept d inner join sys_role_dept rd on d.dept_id =
			rd.dept_id and rd.role_id = #{roleId})
		</if>
		order by d.parent_id, d.order_num
	</select>
	
	<select id="selectDeptById" parameterType="Long" resultMap="SysDeptResult">
		select d.dept_id,
		       d.parent_id,
		       d.ancestors,
		       d.dept_name,
		       d.order_num,
		       d.leader,
		       d.phone,
		       d.email,
		       d.status,
		       (select dept_name from sys_dept where dept_id = d.parent_id) parent_name
		from sys_dept d
		where d.dept_id = #{deptId}
	</select>
	
	<select id="checkDeptExistUser" parameterType="Long" resultType="int">
		select count(1)
		from sys_user
		where dept_id = #{deptId}
		  and del_flag = '0'
	</select>
	
	<select id="hasChildByDeptId" parameterType="Long" resultType="int">
		select count(1)
		from sys_dept
		where del_flag = '0'
		  and parent_id = #{deptId} limit 1
	</select>
	
	<select id="selectChildrenDeptById" parameterType="Long" resultMap="SysDeptResult">
		select *
		from sys_dept
		where find_in_set(#{deptId}, ancestors)
	</select>
	
	<select id="selectNormalChildrenDeptById" parameterType="Long" resultType="int">
		select count(*)
		from sys_dept
		where status = 0
		  and del_flag = '0'
		  and find_in_set(#{deptId}, ancestors)
	</select>
	
	<select id="checkDeptNameUnique" resultMap="SysDeptResult">
		<include refid="selectDeptVo"/>
		where dept_name=#{deptName} and parent_id = #{parentId} and del_flag = '0' limit 1
	</select>
	
	<insert id="insertDept" parameterType="SysDept">
		insert into sys_dept(
		<if test="deptId != null and deptId != 0">dept_id,</if>
		<if test="parentId != null and parentId != 0">parent_id,</if>
		<if test="deptName != null and deptName != ''">dept_name,</if>
		<if test="ancestors != null and ancestors != ''">ancestors,</if>
		<if test="orderNum != null">order_num,</if>
		<if test="leader != null and leader != ''">leader,</if>
		<if test="phone != null and phone != ''">phone,</if>
		<if test="email != null and email != ''">email,</if>
		<if test="status != null">status,</if>
		<if test="createBy != null and createBy != ''">create_by,</if>
		create_time
		)values(
		<if test="deptId != null and deptId != 0">#{deptId},</if>
		<if test="parentId != null and parentId != 0">#{parentId},</if>
		<if test="deptName != null and deptName != ''">#{deptName},</if>
		<if test="ancestors != null and ancestors != ''">#{ancestors},</if>
		<if test="orderNum != null">#{orderNum},</if>
		<if test="leader != null and leader != ''">#{leader},</if>
		<if test="phone != null and phone != ''">#{phone},</if>
		<if test="email != null and email != ''">#{email},</if>
		<if test="status != null">#{status},</if>
		<if test="createBy != null and createBy != ''">#{createBy},</if>
		sysdate()
		)
	</insert>
	
	<update id="updateDept" parameterType="SysDept">
		update sys_dept
		<set>
			<if test="parentId != null and parentId != 0">parent_id = #{parentId},</if>
			<if test="deptName != null and deptName != ''">dept_name = #{deptName},</if>
			<if test="ancestors != null and ancestors != ''">ancestors = #{ancestors},</if>
			<if test="orderNum != null">order_num = #{orderNum},</if>
			<if test="leader != null">leader = #{leader},</if>
			<if test="phone != null">phone = #{phone},</if>
			<if test="email != null">email = #{email},</if>
			<if test="status != null and status != ''">status = #{status},</if>
			<if test="updateBy != null and updateBy != ''">update_by = #{updateBy},</if>
			update_time = sysdate()
		</set>
		where dept_id = #{deptId}
	</update>
	
	<update id="updateDeptChildren" parameterType="java.util.List">
		update sys_dept set ancestors =
		<foreach collection="depts" item="item" index="index"
		         separator=" " open="case dept_id" close="end">
			when #{item.deptId} then #{item.ancestors}
		</foreach>
		where dept_id in
		<foreach collection="depts" item="item" index="index"
		         separator="," open="(" close=")">
			#{item.deptId}
		</foreach>
	</update>
	
	<update id="updateDeptStatusNormal" parameterType="Long">
		update sys_dept set status = '0' where dept_id in
		<foreach collection="array" item="deptId" open="(" separator="," close=")">
			#{deptId}
		</foreach>
	</update>
	
	<delete id="deleteDeptById" parameterType="Long">
		update sys_dept
		set del_flag = '2'
		where dept_id = #{deptId}
	</delete>

</mapper>
