quotas information by product - change broker & attribute sale unit

apps/product/web/api/v1/product_api.py

@@ -103,6 +103,27 @@ class ProductViewSet(viewsets.ModelViewSet):
 
         return Response(product_data, status=status.HTTP_200_OK)
 
+    @action(
+        methods=['get'],
+        detail=True,
+        url_path='quotas_information',
+        url_name='quotas_information',
+        name='quotas_information'
+    )
+    @transaction.atomic
+    def quotas_information_by_product(self, request, pk=None):
+        """ get quotas information of a product """
+
+        quotas = product_models.Quota.objects.select_related('product').filter(
+            product_id=pk, is_closed=False
+        )
+
+        try:
+            quota_serializer = product_serializers.QuotaSerializer(quotas, many=True).data
+            return Response(quota_serializer, status=status.HTTP_200_OK)
+        except APIException as e:
+            raise APIException(detail="data error", code=400)
+
     @action(
         methods=['put'],
         detail=True,
@@ -136,7 +157,7 @@ class ProductViewSet(viewsets.ModelViewSet):
 
 
 class AttributeViewSet(viewsets.ModelViewSet):
-    """ attributes of reference product """
+    """ attributes of reference product """  #
 
     queryset = product_models.Attribute.objects.all()
     serializer_class = product_serializers.AttributeSerializer

apps/product/web/api/v1/product_serializers.py

@@ -44,6 +44,12 @@ class AttributeSerializer(serializers.ModelSerializer):
                 'id': instance.product.id,
                 'name': instance.product.name
             }
+
+        if instance.type:
+            representation['type'] = {
+                'id': instance.type.id,
+                'unit': instance.type.unit
+            }
         return representation
 
 
@@ -70,6 +76,7 @@ class BrokerSerializer(serializers.ModelSerializer):
     class Meta:
         model = product_models.Broker
         fields = '__all__'
+        depth = 0
 
     def to_representation(self, instance):
         representation = super().to_representation(instance)
@@ -83,6 +90,12 @@ class BrokerSerializer(serializers.ModelSerializer):
                 instance.product
             ).data
 
+        if instance.calculation_strategy:
+            representation['calculation_strategy'] = {
+                'id': instance.calculation_strategy.id,
+                'unit': instance.calculation_strategy.unit
+            }
+
         return representation