From dae457a8f61d520b4fa26349e4ea28d7c4c31111 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?C=C3=A9dric=20Krier?= <ced@b2ck.com>
Date: Wed, 8 Apr 2026 18:49:25 +0200
Subject: [PATCH] Remove invalid SEPA mandate when payment is reset to draft

Closes #14756
(grafted from b7ab57a8f93db47a432e33e4fbf5959fc3912c34)

--HG--
branch : 7.0
---
 modules/account_payment_sepa/payment.py | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/modules/account_payment_sepa/payment.py b/modules/account_payment_sepa/payment.py
index ce5b2a8822..bb8dfe27d6 100644
--- a/modules/account_payment_sepa/payment.py
+++ b/modules/account_payment_sepa/payment.py
@@ -472,6 +472,19 @@ class Payment(metaclass=PoolMeta):
             ('sepa_info_id', operator, code_value, *extra),
             ]
 
+    @classmethod
+    @ModelView.button
+    @Workflow.transition('draft')
+    def draft(cls, payments):
+        to_remove_mandate = []
+        for payment in payments:
+            if (payment.sepa_mandate
+                    and payment.sepa_mandate.state != 'validated'):
+                to_remove_mandate.append(payment)
+        if to_remove_mandate:
+            cls.write(to_remove_mandate, {'sepa_mandate': None})
+        super().draft(payments)
+
 
 class Mandate(Workflow, ModelSQL, ModelView):
     'SEPA Mandate'