Added CustomObjectDeleteView to avoid show message about dependent objects.

Changed the inherited class for CustomFieldDeleteView to use generic.CustomObjectDeleteView.

netbox/extras/views.py

@@ -69,7 +69,7 @@ class CustomFieldEditView(generic.ObjectEditView):
 
 
 @register_model_view(CustomField, 'delete')
-class CustomFieldDeleteView(generic.ObjectDeleteView):
+class CustomFieldDeleteView(generic.CustomObjectDeleteView):
     queryset = CustomField.objects.select_related('choice_set')
 
 

netbox/netbox/views/generic/object_views.py

@@ -31,6 +31,7 @@ __all__ = (
     'ObjectDeleteView',
     'ObjectEditView',
     'ObjectView',
+    'CustomObjectDeleteView',
 )
 
 
@@ -557,3 +558,40 @@ class ComponentCreateView(GetReturnURLMixin, BaseObjectView):
             'form': form,
             'return_url': self.get_return_url(request),
         })
+
+
+class CustomObjectDeleteView(ObjectDeleteView):
+    """
+    Custom delete a single object. It returns empty dependent_objects to avoid show message about dependent objects.
+    """
+
+    def get(self, request, *args, **kwargs):
+        """
+        GET request handler.
+
+        Override the get method to return an empty dependent_objects dictionary.
+        """
+
+        obj = self.get_object(**kwargs)
+        form = ConfirmationForm(initial=request.GET)
+        dependent_objects = {}
+
+        if is_htmx(request):
+            viewname = get_viewname(self.queryset.model, action='delete')
+            form_url = reverse(viewname, kwargs={'pk': obj.pk})
+            return render(request, 'htmx/delete_form.html', {
+                'object': obj,
+                'object_type': self.queryset.model._meta.verbose_name,
+                'form': form,
+                'form_url': form_url,
+                'dependent_objects': dependent_objects,
+                **self.get_extra_context(request, obj),
+            })
+
+        return render(request, self.template_name, {
+            'object': obj,
+            'form': form,
+            'return_url': self.get_return_url(request, obj),
+            'dependent_objects': dependent_objects,
+            **self.get_extra_context(request, obj),
+        })