cart place holder

backend/order/models.py

@@ -74,17 +74,25 @@ class OrderModel(models.Model):
         super().save(*args, **kwargs)
 
 
+    def discount_list(self):
+        items_with_discount = self.items.filter(product__discount__gt=0)
+        discount_amount_dict = {f'{item.product}': item.product.discount for item in items_with_discount}
+        
+        if self.discount_code:
+
+            if self.discount_code.is_valid():
+                discount_amount_dict['discount_code_discount'] = 10
+            else:
+                self.discount = None
+                self.save()
+
+        return discount_amount_dict
+
     def discount(self):
-        pass
         # total_with_item_discount = sum(item.total_with_discount() for item in self.items.all())
-        # if self.discount_code:
-        #     if not self.discount_code.is_valid():
-        #         raise DiscountNotAvailableError('این کد تخفیف دیگر معتبر نیست')
-        #     discount_percent = self.discount_code.percent
-        #     return total_with_item_discount * ((100 - discount_percent) / 100)
-        # return total_with_item_discount
-
-
+        # return total_with_item_discount * ((100 - discount_percent) / 100)
+        # discount_percent = self.discount_code.percent
+        pass
     def tax(self):
         return self.total_without_tax() * 0.2