feat: restrict default payment and register journal selection to user-allowed journals

models/__init__.py

@@ -1,2 +1,5 @@
 from . import res_users
 from . import account_journal
+from . import account_payment
+from . import account_payment_register
+

models/account_payment.py

@@ -0,0 +1,32 @@
+# -*- coding: utf-8 -*-
+from odoo import models, api
+
+class AccountPayment(models.Model):
+    _inherit = 'account.payment'
+
+    @api.depends('company_id', 'partner_id')
+    def _compute_journal_id(self):
+        # Call the parent method first to compute standard default journal
+        super(AccountPayment, self)._compute_journal_id()
+        
+        # Override default journal if the user has specific allowed journals
+        user = self.env.user
+        allowed_journals = user.sudo().allowed_journal_ids
+        if allowed_journals:
+            for payment in self:
+                # If the currently selected journal is not in user's allowed journals
+                if not payment.journal_id or payment.journal_id not in allowed_journals:
+                    # Try to select from intersection of allowed journals and available journals
+                    allowed_available = allowed_journals & payment.available_journal_ids
+                    if allowed_available:
+                        payment.journal_id = allowed_available[0]
+                    else:
+                        # Fallback to the first allowed journal matching payment company
+                        company = payment.company_id or self.env.company
+                        company_journals = allowed_journals.filtered(
+                            lambda j: j.company_id.id in [company.id, False] or j.company_id in company.parent_ids or j.company_id in company.child_ids
+                        )
+                        if company_journals:
+                            payment.journal_id = company_journals[0]
+                        else:
+                            payment.journal_id = allowed_journals[0]

models/account_payment_register.py

@@ -0,0 +1,32 @@
+# -*- coding: utf-8 -*-
+from odoo import models, api
+
+class AccountPaymentRegister(models.TransientModel):
+    _inherit = 'account.payment.register'
+
+    @api.depends('available_journal_ids')
+    def _compute_journal_id(self):
+        # Call the parent method first to compute standard default journal
+        super(AccountPaymentRegister, self)._compute_journal_id()
+        
+        # Override default journal if the user has specific allowed journals
+        user = self.env.user
+        allowed_journals = user.sudo().allowed_journal_ids
+        if allowed_journals:
+            for wizard in self:
+                # If the currently selected journal is not in user's allowed journals
+                if not wizard.journal_id or wizard.journal_id not in allowed_journals:
+                    # Try to select from intersection of allowed journals and available journals
+                    allowed_available = allowed_journals & wizard.available_journal_ids
+                    if allowed_available:
+                        wizard.journal_id = allowed_available[0]
+                    else:
+                        # Fallback to the first allowed journal matching wizard company
+                        company = wizard.company_id or self.env.company
+                        company_journals = allowed_journals.filtered(
+                            lambda j: j.company_id.id in [company.id, False] or j.company_id in company.parent_ids or j.company_id in company.child_ids
+                        )
+                        if company_journals:
+                            wizard.journal_id = company_journals[0]
+                        else:
+                            wizard.journal_id = allowed_journals[0]