<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE mapper
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PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
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"http://mybatis.org/dtd/mybatis-3-mapper.dtd">
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<mapper namespace="com.ruoyi.warehouse.mapper.WarehouseMapper">
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<!-- <!– 定义 WarehouseDto 的 resultMap（优化后） –>-->
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<!-- <resultMap id="WarehouseDtoResultMap" type="com.ruoyi.warehouse.dto.WarehouseDto">-->
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<!-- <!– 映射 Warehouse 父类的字段（仓库主表信息） –>-->
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<!-- <id property="id" column="w_id"/> <!– 明确别名，避免与子表id冲突 –>-->
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<!-- <result property="warehouseName" column="warehouse_name"/>-->
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<!-- <!– 其他父类字段按需添加，建议统一加表别名前缀 –>-->
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<!-- <!– 移除 WarehouseDto 中的 goodsShelvesName 字段映射-->
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<!-- 原因：该字段属于子表 warehouse_goods_shelves，应通过嵌套集合获取，避免数据歧义 –>-->
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<!-- <!– 映射 WarehouseDto 自身的分类字段（若业务需要关联文档分类） –>-->
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<!-- <result property="category" column="category"/>-->
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<!-- <!– 映射嵌套集合：仓库-货架（一对多） –>-->
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<!-- <collection property="warehouseGoodsShelvesList" ofType="com.ruoyi.warehouse.dto.WarehouseGoodsShelvesDto">-->
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<!-- <id property="id" column="wgs_id"/> <!– 货架表主键，唯一标识 –>-->
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<!-- <result property="goodsShelvesName" column="goods_shelves_name"/>-->
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<!-- <result property="warehouseId" column="w_id"/> <!– 关联仓库的外键，便于反向追溯 –>-->
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<!-- <!– 其他货架字段按需添加（如创建时间、状态等） –>-->
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<!-- <!– 映射嵌套集合：货架-行列（一对多） –>-->
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<!-- <collection property="warehouseGoodsShelvesRowcolList" ofType="com.ruoyi.warehouse.dto.WarehouseGoodsShelvesRowcolDto">-->
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<!-- <id property="id" column="wgsr_id"/> <!– 行列表自身主键，修正原外键别名导致的歧义 –>-->
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<!-- <result property="storey" column="storey"/>-->
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<!-- <result property="arrange" column="arrange"/>-->
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<!-- <result property="warehouseGoodsShelvesId" column="wgs_id"/> <!– 关联货架的外键 –>-->
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<!-- <!– 其他行列字段按需添加（如容量、状态等） –>-->
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<!-- </collection>-->
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<!-- </collection>-->
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<!-- </resultMap>-->
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<!-- <select id="findList" resultMap="WarehouseDtoResultMap">-->
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<!-- SELECT-->
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<!-- w.id AS w_id, -- 仓库表id加别名，避免与子表id冲突-->
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<!-- w.warehouse_name,-->
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<!-- wgs.id AS wgs_id, -- 货架表id加别名-->
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<!-- wgs.goods_shelves_name,-->
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<!-- wgsr.id AS wgsr_id, -- 行列表id加别名（修正原外键别名，明确为主键）-->
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<!-- wgsr.storey,-->
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<!-- wgsr.arrange,-->
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<!-- dc.category-->
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<!-- FROM warehouse_goods_shelves_rowcol wgsr-->
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<!-- LEFT JOIN warehouse_goods_shelves wgs ON wgs.id = wgsr.warehouse_goods_shelves_id-->
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<!-- LEFT JOIN warehouse w ON w.id = wgs.warehouse_id-->
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<!-- -- 关联文档表和分类表时，若无需文档详情，建议用 EXISTS 优化，避免重复数据-->
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<!-- LEFT JOIN documentation doc ON doc.warehouse_goods_shelves_rowcol_id = wgsr.id-->
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<!-- LEFT JOIN document_classification dc ON doc.document_classification_id = dc.id-->
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<!-- <where>-->
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<!-- <!– 移除 1=1，MyBatis的where标签会自动处理首个AND –>-->
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<!-- <if test="warehouse.warehouseName != null and warehouse.warehouseName != ''">-->
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<!-- AND w.warehouse_name LIKE CONCAT('%', #{warehouse.warehouseName}, '%')-->
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<!-- </if>-->
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<!-- <if test="warehouse.id != null">-->
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<!-- AND w.id = #{warehouse.id}-->
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<!-- </if>-->
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<!-- </where>-->
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<!-- -- 分组去重：避免因多表连接导致的重复数据（核心优化点）-->
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<!-- GROUP BY w.id, wgs.id, wgsr.id-->
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<!-- </select>-->
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<select id="findList" resultType="com.ruoyi.warehouse.dto.WarehouseDto">
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SELECT
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wgsr.*,
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w.warehouse_name,
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wgs.goods_shelves_name,
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doc.doc_name,
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dc.category
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FROM warehouse_goods_shelves_rowcol wgsr
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LEFT JOIN warehouse_goods_shelves wgs ON wgs.id = wgsr.warehouse_goods_shelves_id
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LEFT JOIN warehouse w ON w.id = wgs.warehouse_id
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LEFT JOIN documentation doc ON doc.warehouse_goods_shelves_rowcol_id = wgsr.id
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LEFT JOIN document_classification dc ON doc.document_classification_id = dc.id
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<where>
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1=1
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<if test="warehouse.warehouseName != null">
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and w.warehouse_name like concat('%',#{warehouse.warehouseName},'%')
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</if>
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<if test="warehouse.id != null">
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and w.id = #{warehouse.id}
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</if>
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</where>
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</select>
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<select id="listAll" resultType="com.ruoyi.warehouse.pojo.Warehouse">
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select * from warehouse
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<where>
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1=1
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<if test="warehouse.warehouseName != null">
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and warehouse_name like concat('%',#{warehouse.warehouseName},'%')
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</if>
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</where>
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</select>
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</mapper>
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