19.0 vanilla

odoo-bringout-oca-ocb-website_sale_loyalty/website_sale_loyalty/controllers/payment.py

@@ -0,0 +1,28 @@
+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from odoo import _
+from odoo.exceptions import ValidationError
+
+from odoo.addons.website_sale.controllers import payment
+
+
+class PaymentPortal(payment.PaymentPortal):
+
+    def _validate_transaction_for_order(self, transaction, sale_order):
+        """Update programs & rewards before finalizing transaction.
+
+        :param payment.transaction transaction: The payment transaction
+        :param int order_id: The id of the sale order to pay
+        :raise: ValidationError if the order amount changed after updating rewards
+        """
+        super()._validate_transaction_for_order(transaction, sale_order)
+        if sale_order.exists():
+            initial_amount = sale_order.amount_total
+            sale_order._update_programs_and_rewards()
+            if sale_order.currency_id.compare_amounts(sale_order.amount_total, initial_amount):
+                raise ValidationError(
+                    _(
+                        "Cannot process payment: applied reward was changed or has expired.\n"
+                        "Please refresh the page and try again."
+                    )
+                )