<?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.SysPostMapper">

  <resultMap type="SysPost" id="SysPostResult">
    <id property="postId" column="post_id"/>
    <result property="postCode" column="post_code"/>
    <result property="postName" column="post_name"/>
    <result property="postSort" column="post_sort"/>
    <result property="status" column="status"/>
    <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"/>
  </resultMap>

  <sql id="selectPostVo">
    select post_id, post_code, post_name, post_sort, status, create_by, create_time, remark
    from sys_post
  </sql>

  <select id="selectPostList" parameterType="SysPost" resultMap="SysPostResult">
    <include refid="selectPostVo"/>
    <where>
      <if test="postCode != null and postCode != ''">
        AND post_code like concat('%', #{postCode}, '%')
      </if>
      <if test="status != null and status != ''">
        AND status = #{status}
      </if>
      <if test="postName != null and postName != ''">
        AND post_name like concat('%', #{postName}, '%')
      </if>
    </where>
  </select>

  <select id="selectPostAll" resultMap="SysPostResult">
    <include refid="selectPostVo"/>
  </select>

  <select id="selectPostById" parameterType="Long" resultMap="SysPostResult">
    <include refid="selectPostVo"/>
    where post_id = #{postId}
  </select>

  <select id="selectPostListByUserId" parameterType="Long" resultType="Integer">
    select p.post_id
    from sys_post p
    left join sys_user_post up on up.post_id = p.post_id
    left join sys_user u on u.user_id = up.user_id
    where u.user_id = #{userId}
  </select>

  <select id="selectPostsByUserName" parameterType="String" resultMap="SysPostResult">
    select p.post_id, p.post_name, p.post_code
    from sys_post p
    left join sys_user_post up on up.post_id = p.post_id
    left join sys_user u on u.user_id = up.user_id
    where u.user_name = #{userName}
  </select>

  <select id="checkPostNameUnique" parameterType="String" resultMap="SysPostResult">
    <include refid="selectPostVo"/>
    where post_name=#{postName} limit 1
  </select>

  <select id="checkPostCodeUnique" parameterType="String" resultMap="SysPostResult">
    <include refid="selectPostVo"/>
    where post_code=#{postCode} limit 1
  </select>

  <update id="updatePost" parameterType="SysPost">
    update sys_post
    <set>
      <if test="postCode != null and postCode != ''">post_code = #{postCode},</if>
      <if test="postName != null and postName != ''">post_name = #{postName},</if>
      <if test="postSort != null and postSort != ''">post_sort = #{postSort},</if>
      <if test="status != null and status != ''">status = #{status},</if>
      <if test="remark != null">remark = #{remark},</if>
      <if test="updateBy != null and updateBy != ''">update_by = #{updateBy},</if>
      update_time = sysdate()
    </set>
    where post_id = #{postId}
  </update>

  <insert id="insertPost" parameterType="SysPost" useGeneratedKeys="true" keyProperty="postId">
    insert into sys_post(
    <if test="postId != null and postId != 0">post_id,</if>
    <if test="postCode != null and postCode != ''">post_code,</if>
    <if test="postName != null and postName != ''">post_name,</if>
    <if test="postSort != null and postSort != ''">post_sort,</if>
    <if test="status != null and status != ''">status,</if>
    <if test="remark != null and remark != ''">remark,</if>
    <if test="createBy != null and createBy != ''">create_by,</if>
    create_time
    )values(
    <if test="postId != null and postId != 0">#{postId},</if>
    <if test="postCode != null and postCode != ''">#{postCode},</if>
    <if test="postName != null and postName != ''">#{postName},</if>
    <if test="postSort != null and postSort != ''">#{postSort},</if>
    <if test="status != null and status != ''">#{status},</if>
    <if test="remark != null and remark != ''">#{remark},</if>
    <if test="createBy != null and createBy != ''">#{createBy},</if>
    sysdate()
    )
  </insert>

  <delete id="deletePostById" parameterType="Long">
    delete from sys_post where post_id = #{postId}
  </delete>

  <delete id="deletePostByIds" parameterType="Long">
    delete from sys_post where post_id in
    <foreach collection="array" item="postId" open="(" separator="," close=")">
      #{postId}
    </foreach>
  </delete>

</mapper> 