[ADD] module account_advanced_protection_features from version 16.0

account_advanced_protection_features/models/account_move.py

@@ -0,0 +1,23 @@
+from odoo import models, api, fields, _
+from odoo.exceptions import UserError
+
+class AccountMove(models.Model):
+    _inherit = 'account.move'
+
+    def button_draft(self):
+        if self.is_move_sent and self.journal_id.prevent_reset_to_draft_sent_invoice:
+            raise UserError(_(
+                "You cannot reset to draft this invoice because it has been sent by email."
+            ))
+        return super(AccountMove, self).button_draft()
+
+    @api.ondelete(at_uninstall=False)
+    def _check_posted(self):
+        """ Prevent deletion of an account move if it has already been posted and
+        journal parameter prevent_deletion_of_posted_account_move is activated
+        """
+        for rec in self:
+            if rec.posted_before and rec.journal_id.prevent_deletion_of_posted_account_move:
+                raise UserError(_(
+                    "You cannot delete this account move because it has already been posted."
+                ))