查询逻辑 联查name和code

klp-wms/src/main/resources/mapper/klp/WmsStockMapper.xml

@@ -25,5 +25,24 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
         where item_id = #{rawMaterialId} and item_type = 'raw_material' and del_flag = 0
     </select>
 
+    <!-- 分页联查物品名称和编码，支持Wrapper动态条件，返回Page<WmsStockVo> -->
+    <select id="selectVoPagePlus" resultType="com.klp.domain.vo.WmsStockVo">
+        SELECT
+            s.*, 
+            CASE 
+                WHEN s.item_type = 'product' THEN p.product_name
+                WHEN s.item_type = 'raw_material' THEN r.raw_material_name
+                ELSE NULL
+            END AS itemName,
+            CASE 
+                WHEN s.item_type = 'product' THEN p.product_code
+                WHEN s.item_type = 'raw_material' THEN r.raw_material_code
+                ELSE NULL
+            END AS itemCode
+        FROM wms_stock s
+        LEFT JOIN wms_product p ON s.item_type = 'product' AND s.item_id = p.product_id
+        LEFT JOIN wms_raw_material r ON s.item_type = 'raw_material' AND s.item_id = r.raw_material_id
+        ${ew.customSqlSegment}
+    </select>
 
 </mapper>