From 8a83f8b7d80f5a7fdd796311076fc7bba45e6498 Mon Sep 17 00:00:00 2001
From: caoqianming <caoqianming@foxmail.com>
Date: Sun, 27 Apr 2025 13:41:45 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20cal=5Fcount=5Fnotok=E9=94=81=E5=AE=9Amlo?=
 =?UTF-8?q?gb=E4=BB=A5=E9=98=B2=E6=AD=A2=E5=B9=B6=E5=8F=91=E4=BF=AE?=
 =?UTF-8?q?=E6=94=B9?=
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---
 apps/wpm/models.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/apps/wpm/models.py b/apps/wpm/models.py
index cf57b70a..31337a0f 100644
--- a/apps/wpm/models.py
+++ b/apps/wpm/models.py
@@ -466,6 +466,8 @@ class Mlogbw(BaseModel):
     @classmethod
     def cal_count_notok(cls, mlogb: Mlog):
         from apps.qm.models import Defect
+        # 锁定mlogb以防止并发修改
+        mlogb = Mlogb.objects.select_for_update().get(pk=mlogb.pk)
         count = Mlogbw.objects.filter(mlogb=mlogb).count()
         if mlogb.material_in:
             mlogb.count_use = count