railway-prod2/railway-system/src/main/resources/mapper/system/SysDeptMapper.xml

<?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.railway.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"/>
    <result property="remark" column="remark"/>
    <result property="userCount" column="user_count"/>
  </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, d.remark, t.user_count
    from sys_dept d
    left join (select dept_id, count(*) as user_count from sys_user where del_flag = '0' group by dept_id) t on t.dept_id = d.dept_id
  </sql>

  <select id="selectDeptList" parameterType="SysDept" resultMap="SysDeptResult">
    <include refid="selectDeptVo"/>
    where d.del_flag = '0'
    <if test="deptId != null and deptId != 0">
      AND d.dept_id = #{deptId}
    </if>
    <if test="parentId != null and parentId != 0">
      AND d.parent_id = #{parentId}
    </if>
    <if test="deptName != null and deptName != ''">
      AND d.dept_name like concat('%', #{deptName}, '%')
    </if>
    <if test="status != null and status != ''">
      AND d.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">
    <include refid="selectDeptVo"/>
    where 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} 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 and orderNum != ''">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>
    <if test="remark != null and remark != ''">remark,</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 and orderNum != ''">#{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>
    <if test="remark != null and remark != ''">#{remark},</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 and orderNum != ''">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>
      <if test="remark != null and remark != ''">remark = #{remark},</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 = '1' where dept_id = #{deptId}
  </delete>

</mapper>