<?xml version="1.0" encoding="UTF-8" ?>
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<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd" >
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<mapper namespace="org.jeecg.modules.dnc.mapper.PermissionStreamNewMapper">
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<select id="loadProductMix" resultType="org.jeecg.modules.dnc.entity.ProductMix">
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SELECT DISTINCT
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mix.id,
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mix.tree_code 'code',
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mix.tree_name 'name',
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mix.parent_id,
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mix.tree_type AS 'type',
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mix.extend,
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mix.create_time
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FROM
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nc_product_mix mix -- 连接权限表，筛选部门相关记录
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LEFT JOIN nc_permission_stream_new nps_depart ON mix.id = nps_depart.business_id
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AND nps_depart.delete_flag = '0'
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<if test="productIdList != null and productIdList.size() > 0">
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AND nps_depart.depart_id IN
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<foreach collection="productIdList" item="productId" index="index" open="(" close=")" separator=",">
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#{productId}
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</foreach>
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</if>
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AND nps_depart.user_id IS NULL -- 连接权限表，筛选用户相关记录
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LEFT JOIN nc_permission_stream_new nps_user ON mix.id = nps_user.business_id
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AND nps_user.user_id = #{userId}
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AND nps_user.delete_flag = '0'
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WHERE
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nps_depart.business_id IS NOT NULL
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AND nps_user.business_id IS NOT NULL
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order by mix.tree_type, mix.create_time asc
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</select>
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<select id="loadProductMixAll" resultType="org.jeecg.modules.dnc.entity.ProductMix">
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SELECT DISTINCT mix.id,
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mix.tree_code 'code',
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mix.tree_name 'name',
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mix.parent_id,
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mix.tree_type AS 'type',
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mix.extend,
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mix.create_time
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FROM nc_product_mix mix -- 连接权限表，筛选部门相关记录
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LEFT JOIN nc_permission_stream_new nps_user ON mix.id = nps_user.business_id
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AND nps_user.user_id = #{userId}
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AND nps_user.delete_flag = '0'
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WHERE nps_user.business_id IS NOT NULL
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order by mix.tree_type, mix.create_time asc
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</select>
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<select id="loadProductMixByBusinessId" resultType="org.jeecg.modules.dnc.entity.ProductMix">
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WITH CTE_Hierarchy AS (
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SELECT
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CAST(id AS VARCHAR(36)) AS id,
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CAST(parent_id AS VARCHAR(36)) AS parent_id,
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1 AS LEVEL,
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CAST('#' + id + '#' AS VARCHAR(MAX)) AS visit_path
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FROM
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nc_product_mix
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WHERE
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id = #{businessId}
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AND tree_type = #{businessType}
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UNION ALL
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-- 向上递归父节点（带循环检测）
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SELECT
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CAST(p.id AS VARCHAR(36)),
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CAST(p.parent_id AS VARCHAR(36)),
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h.level + 1,
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CAST(h.visit_path + '#' + p.id + '#' AS VARCHAR(MAX))
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FROM
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nc_product_mix p
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INNER JOIN CTE_Hierarchy h ON CAST(p.id AS VARCHAR(36)) = h.parent_id
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WHERE
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p.tree_type = #{businessType}
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AND h.visit_path NOT LIKE '%#' + p.id + '#%'
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AND h.level < 1000
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UNION ALL
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-- 向下递归子节点（带循环检测）
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SELECT
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CAST(c.id AS VARCHAR(36)),
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CAST(c.parent_id AS VARCHAR(36)),
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h.level + 1,
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CAST(h.visit_path + '#' + c.id + '#' AS VARCHAR(MAX))
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FROM
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nc_product_mix c
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INNER JOIN CTE_Hierarchy h ON CAST(c.parent_id AS VARCHAR(36)) = h.id
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WHERE
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c.tree_type = #{businessType}
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AND h.visit_path NOT LIKE '%#' + c.id + '#%'
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AND h.level < 1000
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),
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ExclusionCTE AS (
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SELECT DISTINCT id
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FROM CTE_Hierarchy
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WHERE LEVEL BETWEEN 1 AND 1000
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)
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SELECT DISTINCT
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mix.id,
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mix.tree_code 'code',
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mix.tree_name 'name',
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mix.parent_id,
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mix.tree_type AS 'type',
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mix.extend,
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mix.create_time
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FROM
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nc_product_mix mix
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LEFT JOIN nc_permission_stream_new nps_depart ON mix.id = nps_depart.business_id
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AND nps_depart.delete_flag = '0'
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<if test="productIdList != null and productIdList.size() > 0">
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AND nps_depart.depart_id IN
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<foreach collection="productIdList" item="productId" index="index" open="(" close=")" separator=",">
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#{productId}
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</foreach>
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</if>
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AND nps_depart.user_id IS NULL
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LEFT JOIN nc_permission_stream_new nps_user ON mix.id = nps_user.business_id
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AND nps_user.user_id = #{userId}
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AND nps_user.delete_flag = '0'
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WHERE
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nps_depart.business_id IS NOT NULL
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AND nps_user.business_id IS NOT NULL
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AND mix.tree_type = #{businessType}
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AND NOT EXISTS (SELECT 1 FROM ExclusionCTE e WHERE e.id = mix.id)
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ORDER BY
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mix.tree_type,
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mix.create_time ASC
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OPTION (MAXRECURSION 0);
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</select>
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</mapper>
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