[IMP] block payment when payment transaction is pending (inherit _has…

…_to_be_paid)

closes #396

Signed-off-by: augusto-weiss <awe@adhoc.com.ar>

account_payment_ux/models/__init__.py

@@ -1,2 +1,3 @@
 from . import account_payment
 from . import payment_transaction
+from . import account_move

account_payment_ux/models/account_move.py

@@ -0,0 +1,9 @@
+from odoo import models
+
+
+class AccountMove(models.Model):
+    _inherit = 'account.move'
+
+    def _has_to_be_paid(self):
+        pending_transactions = self.transaction_ids.filtered(lambda tx: tx.state in ('pending') and tx.provider_code not in ['manual', 'transfer'])
+        return not pending_transactions and super()._has_to_be_paid()