[tryton-commits] [tryton] [default] Make each company's party unique

[Cédric Krier]

details:   https://code.tryton.org/tryton/commit/8a062bb4f22e
branch:    default
user:      Cédric Krier <c...@b2ck.com>
date:      Wed Oct 01 10:17:22 2025 +0200
description:
        Make each company's party unique
diffstat:

 modules/company/company.py  |  9 +++++++++
 modules/company/message.xml |  3 +++
 2 files changed, 12 insertions(+), 0 deletions(-)

diffs (32 lines):

diff -r 5eb9ccb5f3f6 -r 8a062bb4f22e modules/company/company.py
--- a/modules/company/company.py        Wed Oct 01 10:16:47 2025 +0200
+++ b/modules/company/company.py        Wed Oct 01 10:17:22 2025 +0200
@@ -72,6 +72,15 @@
         help="Uses the first identifier that matches the criteria.\n"
         "If none match, uses the party's tax identifier.")
 
+    @classmethod
+    def __setup__(cls):
+        super().__setup__()
+        t = cls.__table__()
+        cls._sql_constraints += [
+            ('party_unique', Unique(t, t.party),
+                'company.msg_company_party_unique'),
+            ]
+
     @property
     def header_used(self):
         return Template(self.header or '').safe_substitute(self._substitutions)
diff -r 5eb9ccb5f3f6 -r 8a062bb4f22e modules/company/message.xml
--- a/modules/company/message.xml       Wed Oct 01 10:16:47 2025 +0200
+++ b/modules/company/message.xml       Wed Oct 01 10:17:22 2025 +0200
@@ -3,6 +3,9 @@
 this repository contains the full copyright notices and license terms. -->
 <tryton>
     <data>
+        <record model="ir.message" id="msg_company_party_unique">
+            <field name="text">A party can only be assigned to one 
company.</field>
+        </record>
         <record model="ir.message" id="msg_company_logo_cache_size_unique">
             <field name="text">The size of cached company logo must be 
unique.</field>
         </record>