From fdc2a250aec4baa164cd02989fc2927359d82b96 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?C=C3=A9dric=20Krier?= <ced@b2ck.com>
Date: Thu, 24 Nov 2022 19:16:51 +0100
Subject: [PATCH] Enforce positive timedelta

issue11869
review421921004
---
 sale.py | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/sale.py b/sale.py
index 3606eb1706..b149d4537c 100644
--- a/sale.py
+++ b/sale.py
@@ -8,6 +8,7 @@ from efficient_apriori import apriori
 from trytond.cache import Cache
 from trytond.model import Index, ModelSQL, ModelView, fields
 from trytond.pool import Pool, PoolMeta
+from trytond.pyson import TimeDelta
 from trytond.transaction import Transaction
 
 
@@ -15,7 +16,11 @@ class Configuration(metaclass=PoolMeta):
     __name__ = 'sale.configuration'
 
     product_association_rule_transactions_up_to = fields.TimeDelta(
-        "Transactions Up to")
+        "Transactions Up to",
+        domain=['OR',
+            ('product_association_rule_transactions_up_to', '=', None),
+            ('product_association_rule_transactions_up_to', '>=', TimeDelta()),
+            ])
     product_association_rule_min_support = fields.Float(
         "Minimum Support", required=True,
         domain=[