<?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.zhyc.module.base.mapper.BasSheepGroupMapper">
    
    <resultMap type="BasSheepGroup" id="BasSheepGroupResult">
        <result property="groupId"    column="group_id"    />
        <result property="parentId"    column="parent_id"    />
        <result property="groupName"    column="group_name"    />
        <result property="ancestors"    column="ancestors"    />
        <result property="ancestorNames" column="ancestor_names"/>
        <result property="isLeaf" column="is_leaf"/>
        <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"    />
    </resultMap>

<!--    <sql id="selectBasSheepGroupVo">-->
<!--        select group_id, parent_id, group_name, ancestors, status, create_by, create_time, update_by, update_time from bas_sheep_group-->
<!--    </sql>-->
    <!-- 修改基础查询语句 -->
    <sql id="selectBasSheepGroupVo">
        SELECT
        g.group_id,
        g.parent_id,
        g.group_name,
        g.ancestors,
        g.status,
        g.create_by,
        g.create_time,
        g.update_by,
        g.update_time,
        <!-- 新增祖先名称查询 -->
        (SELECT GROUP_CONCAT(parent.group_name ORDER BY FIND_IN_SET(parent.group_id, g.ancestors))
        FROM bas_sheep_group parent
        WHERE FIND_IN_SET(parent.group_id, g.ancestors) > 0
        ) AS ancestor_names,
        (CASE WHEN (SELECT COUNT(1) FROM bas_sheep_group child WHERE child.parent_id = g.group_id) > 0 THEN 0 ELSE 1 END) AS is_leaf
        FROM bas_sheep_group g
    </sql>

    <select id="selectBasSheepGroupList" parameterType="BasSheepGroup" resultMap="BasSheepGroupResult">
        <include refid="selectBasSheepGroupVo"/>
        <where>
            <if test="groupName != null  and groupName != ''"> and group_name like concat('%', #{groupName}, '%')</if>
            <if test="status != null  and status != ''"> and status = #{status}</if>
        </where>ORDER BY g.group_id  <!-- 确保正确排序 -->
    </select>

    <select id="selectLeafNodes" resultMap="BasSheepGroupResult">
        SELECT g.group_id,
               g.parent_id,
               g.group_name,
               g.ancestors,
               g.status,
               g.create_by,
               g.create_time,
               g.update_by,
               g.update_time,
               (SELECT GROUP_CONCAT(parent.group_name ORDER BY FIND_IN_SET(parent.group_id, g.ancestors))
                FROM bas_sheep_group parent
                WHERE FIND_IN_SET(parent.group_id, g.ancestors) > 0) AS ancestor_names,
               (CASE WHEN (SELECT COUNT(1)
                           FROM bas_sheep_group child
                           WHERE child.parent_id = g.group_id) > 0 THEN 0 ELSE 1 END) AS is_leaf
        FROM bas_sheep_group g
        WHERE g.status = '0'
        HAVING is_leaf = 1
    </select>
    
    <select id="selectBasSheepGroupByGroupId" parameterType="Long" resultMap="BasSheepGroupResult">
        <include refid="selectBasSheepGroupVo"/>
        where group_id = #{groupId}
    </select>

    <insert id="insertBasSheepGroup" parameterType="BasSheepGroup" useGeneratedKeys="true" keyProperty="groupId">
        insert into bas_sheep_group
        <trim prefix="(" suffix=")" suffixOverrides=",">
            <if test="parentId != null">parent_id,</if>
            <if test="groupName != null and groupName != ''">group_name,</if>
            <if test="ancestors != null">ancestors,</if>
            <if test="status != null">status,</if>
            <if test="createBy != null">create_by,</if>
            <if test="createTime != null">create_time,</if>
            <if test="updateBy != null">update_by,</if>
            <if test="updateTime != null">update_time,</if>
         </trim>
        <trim prefix="values (" suffix=")" suffixOverrides=",">
            <if test="parentId != null">#{parentId},</if>
            <if test="groupName != null and groupName != ''">#{groupName},</if>
            <if test="ancestors != null">#{ancestors},</if>
            <if test="status != null">#{status},</if>
            <if test="createBy != null">#{createBy},</if>
            <if test="createTime != null">#{createTime},</if>
            <if test="updateBy != null">#{updateBy},</if>
            <if test="updateTime != null">#{updateTime},</if>
         </trim>
    </insert>

    <update id="updateBasSheepGroup" parameterType="BasSheepGroup">
        update bas_sheep_group
        <trim prefix="SET" suffixOverrides=",">
            <if test="parentId != null">parent_id = #{parentId},</if>
            <if test="groupName != null and groupName != ''">group_name = #{groupName},</if>
            <if test="ancestors != null">ancestors = #{ancestors},</if>
            <if test="status != null">status = #{status},</if>
            <if test="createBy != null">create_by = #{createBy},</if>
            <if test="createTime != null">create_time = #{createTime},</if>
            <if test="updateBy != null">update_by = #{updateBy},</if>
            <if test="updateTime != null">update_time = #{updateTime},</if>
        </trim>
        where group_id = #{groupId}
    </update>

    <delete id="deleteBasSheepGroupByGroupId" parameterType="Long">
        delete from bas_sheep_group where group_id = #{groupId}
    </delete>

    <delete id="deleteBasSheepGroupByGroupIds" parameterType="String">
        delete from bas_sheep_group where group_id in
        <foreach item="groupId" collection="array" open="(" separator="," close=")">
            #{groupId}
        </foreach>
    </delete>

    <select id="selectByParentIdAndGroupName" resultMap="BasSheepGroupResult">
        SELECT * FROM bas_sheep_group
        WHERE parent_id = #{parentId} AND group_name = #{groupName}
            LIMIT 1
    </select>


</mapper>