Merge pull request #3722 from expsa/fix_donation_sale_order

[FIX] fix sale order on donation 'Free Amount' case

odex25_donation/ensan_sale_management/models/sale_order.py

@@ -44,11 +44,15 @@ class SaleOrder(models.Model):
         for sale in self:
             sale.sale_order_portal_url = self.env['ir.config_parameter'].sudo().get_param('web.base.url') + sale.get_portal_url()
 
-    def _cart_update(self, *args, **kwargs):
-        res = super()._cart_update(*args, **kwargs)
+    def _cart_update(self, product_id=None, line_id=None, add_qty=0, set_qty=0, **kwargs):
+        res = super()._cart_update(product_id=product_id,
+            line_id=line_id,
+            add_qty=add_qty,
+            set_qty=set_qty,
+            **kwargs)
 
         order_line = self.env['sale.order.line'].browse(res.get('line_id'))
-        qty = kwargs.get('add_qty', False) or kwargs.get('set_qty', False)
+        qty = add_qty or set_qty
 
         if qty and order_line:
             self.convert_donation_qty_to_price(order_line, qty)