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modules/account_es/account_payment.py

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+# This file is part of Tryton.  The COPYRIGHT file at the top level of
+# this repository contains the full copyright notices and license terms.
+from trytond.model import fields
+from trytond.pool import PoolMeta
+from trytond.pyson import Eval
+
+
+class Journal(metaclass=PoolMeta):
+    __name__ = 'account.payment.journal'
+    es_sepa_bank_account_country_code = fields.Function(
+        fields.Char("Bank Account Country Code"),
+        'on_change_with_es_sepa_bank_account_country_code')
+    es_sepa_request_advancement = fields.Boolean("Request Advancement",
+        states={
+            'invisible': ((Eval('process_method') != 'sepa')
+                | (Eval('es_sepa_bank_account_country_code') != 'ES')),
+            },
+        help="Check to receive payments before the payment date.")
+
+    @fields.depends('sepa_bank_account_number')
+    def on_change_with_es_sepa_bank_account_country_code(self, name=None):
+        if self.sepa_bank_account_number:
+            return self.sepa_bank_account_number.number[:2]
+
+
+class Group(metaclass=PoolMeta):
+    __name__ = 'account.payment.group'
+
+    @property
+    def sepa_message_id(self):
+        message_id = super().sepa_message_id
+        if (self.kind == 'receivable'
+                and self.journal.es_sepa_request_advancement):
+            message_id = 'FSDD%s' % message_id
+        return message_id