show price after dicount

backend/product/serializers.py

@@ -66,7 +66,7 @@ class ProductVariantSerialzier(serializers.ModelSerializer):
     details = ProductDetailSerializer(many=True, read_only=True)
     cart_quantity = serializers.SerializerMethodField()
     price = serializers.SerializerMethodField()
-
+    price_after_discount = serializers.SerializerMethodField()
     class Meta:
         model = ProductVariant
         exclude = ('min_price', 'sell', 'currency', 'product', 'input_price', 'price_in_dollor')
@@ -77,6 +77,9 @@ class ProductVariantSerialzier(serializers.ModelSerializer):
         if view_type == 'list':
             self.fields.pop('in_pack_items', None)
 
+    def get_price_after_discount(self, obj):
+        return f'{obj.get_price_after_discount():,.0f} تومانءءء'
+
     def get_cart_quantity(self, obj):
         request = self.context.get('request')
         if not request or not request.user.is_authenticated:
@@ -89,7 +92,7 @@ class ProductVariantSerialzier(serializers.ModelSerializer):
         return 0
 
     def get_price(self, obj):
-        return f'{obj.price:,.0f} تومان'
+        return f'{obj.price:,.0f} تومانءءء'
 
 
 class SubCategorySerializer(serializers.ModelSerializer):