From 5628d54d8464d83b4250945507a8f1b06c9f1ed9 Mon Sep 17 00:00:00 2001
From: fengyuan_yang <1976974459@qq.com>
Date: Tue, 21 Apr 2026 13:51:54 +0800
Subject: [PATCH] =?UTF-8?q?2026-04-21=20pda=E6=A0=87=E7=AD=BE=E6=8B=86?=
 =?UTF-8?q?=E5=88=86=E5=81=9A=E6=94=BE=E9=87=8D=E5=A4=8D=E6=8F=90=E4=BA=A4?=
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---
 .../service/impl/LabelSplitMergeServiceImpl.java          | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/main/java/com/gaotao/modules/labelSplitMerge/service/impl/LabelSplitMergeServiceImpl.java b/src/main/java/com/gaotao/modules/labelSplitMerge/service/impl/LabelSplitMergeServiceImpl.java
index 1795363..7868c8b 100644
--- a/src/main/java/com/gaotao/modules/labelSplitMerge/service/impl/LabelSplitMergeServiceImpl.java
+++ b/src/main/java/com/gaotao/modules/labelSplitMerge/service/impl/LabelSplitMergeServiceImpl.java
@@ -83,7 +83,13 @@ public class LabelSplitMergeServiceImpl extends ServiceImpl<LabelSplitMergeMappe
             String locationId = (String) params.get("locationId");
             String operator = (String) params.get("operator");
 
-            Float originalQuantity = Float.parseFloat(params.get("originalQuantity").toString());
+            // 1. 获取当前库存信息，防止前端数据过期或重复提交
+            Map<String, Object> currentStock = labelSplitMergeMapper.getStockInfoByLabelCode(originalLabelCode, site, warehouseId);
+            if (currentStock == null) {
+                throw new RuntimeException("未找到原标签库存信息");
+            }
+            Float originalQuantity = Float.parseFloat(currentStock.get("qtyOnHand").toString());
+
             // 获取拆分张数，默认为1（兼容旧版本）
             Integer splitCount = params.get("splitCount") != null ? Integer.parseInt(params.get("splitCount").toString()) : 1;
             Float splitQuantity = Float.parseFloat(params.get("splitQuantity").toString());