fix distribution delete bug, in signals

apps/product/signals.py

@@ -51,7 +51,13 @@ def update_quota_remaining(sender, instance, **kwargs):
     # if _from_signal=True prevent from maximum recursion loop
     if getattr(instance, '_from_signal', False):
         return
-    remaining_distribution_weight(instance)
+
+    # when delete object, prevent from update fields error
+    if kwargs.get('signal') == post_delete:
+        if instance.parent_distribution:
+            remaining_distribution_weight(instance.parent_distribution)
+    else:
+        remaining_distribution_weight(instance)
 
 
 def update_product_stats(instance: Product):

apps/product/web/api/v1/viewsets/quota_distribution_api.py

@@ -147,16 +147,10 @@ class QuotaDistributionViewSet(viewsets.ModelViewSet, DynamicSearchMixin):
         except APIException as e:
             return Response(e, status.HTTP_204_NO_CONTENT)
 
-    @action(
-        methods=['post'],
-        detail=True,
-        url_name='delete',
-        url_path='delete',
-        name='delete'
-    )
     @transaction.atomic
-    def delete(self, request, pk=None):
+    def destroy(self, request, pk=None, *args, **kwargs):
         """ Full delete of quota distribution object """
+
         quota_distribution = self.get_object()
 
         # check if distribution has inventory entry
@@ -168,5 +162,5 @@ class QuotaDistributionViewSet(viewsets.ModelViewSet, DynamicSearchMixin):
         try:
             delete(self.queryset, pk)
             return Response(status=status.HTTP_200_OK)
-        except APIException as e:
+        except Exception as e:
             return Response(e, status=status.HTTP_204_NO_CONTENT)