From ca29295ad071862ffef46bbcced489a4b960233f Mon Sep 17 00:00:00 2001
From: liyong <18434998025@163.com>
Date: 星期五, 06 三月 2026 15:01:34 +0800
Subject: [PATCH] 销售退货模块接口开发

---
 src/main/resources/mapper/sales/ShippingInfoMapper.xml |   25 +++++++++++++++++++++++++
 1 files changed, 25 insertions(+), 0 deletions(-)

diff --git a/src/main/resources/mapper/sales/ShippingInfoMapper.xml b/src/main/resources/mapper/sales/ShippingInfoMapper.xml
index 89134d5..c5b3ae7 100644
--- a/src/main/resources/mapper/sales/ShippingInfoMapper.xml
+++ b/src/main/resources/mapper/sales/ShippingInfoMapper.xml
@@ -58,4 +58,29 @@
         FROM shipping_info s
                  LEFT JOIN sales_ledger sl ON s.sales_ledger_id = sl.id
     </select>
+    <select id="getReturnManagementDtoById" resultType="com.ruoyi.sales.dto.SalesLedgerProductDto">
+        SELECT
+        slp.*,
+        slp.quantity - COALESCE(rs.total_return_num, 0) AS un_quantity,
+        COALESCE(rs.total_return_num, 0) AS total_return_num
+        FROM shipping_info si
+        LEFT JOIN sales_ledger_product slp ON si.sales_ledger_product_id = slp.id
+        LEFT JOIN (
+        SELECT
+        return_sale_ledger_product_id,
+        SUM(num) AS total_return_num
+        FROM return_sale_product
+        <where>
+            <if test="productId != null">
+                AND return_sale_ledger_product_id = #{productId}
+            </if>
+        </where>
+        GROUP BY return_sale_ledger_product_id
+        ) rs ON rs.return_sale_ledger_product_id = slp.id
+    </select>
+    <select id="getShippingInfoByCustomerName" resultType="com.ruoyi.sales.pojo.ShippingInfo">
+        select * from shipping_info si
+        left join sales_ledger sl on si.sales_ledger_id = sl.id
+        where sl.customer_name = #{customerName}
+    </select>
 </mapper>
\ No newline at end of file

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