Closes #13283: Add context to dropdown options (#15104)

* Initial work on #13283

* Enable passing TomSelect HTML template attibutes on DynamicModelChoiceField

* Merge disabled_indicator into option_attrs

* Add support for annotating a numeric count on dropdown options

* Annotate parent object on relevant fields

* Improve rendering of color options

* Improve rendering of color options

* Rename option_attrs to context

* Expose option context on ObjectVar for custom scripts

* Document dropdown context variables

netbox/dcim/forms/bulk_edit.py

@@ -557,6 +557,9 @@ class DeviceBulkEditForm(NetBoxModelBulkEditForm):
         label=_('Device type'),
         queryset=DeviceType.objects.all(),
         required=False,
+        context={
+            'parent': 'manufacturer',
+        },
         query_params={
             'manufacturer_id': '$manufacturer'
         }
@@ -640,6 +643,9 @@ class ModuleBulkEditForm(NetBoxModelBulkEditForm):
         required=False,
         query_params={
             'manufacturer_id': '$manufacturer'
+        },
+        context={
+            'parent': 'manufacturer',
         }
     )
     status = forms.ChoiceField(

netbox/dcim/forms/connections.py

@@ -30,7 +30,9 @@ def get_cable_form(a_type, b_type):
                     attrs[f'{cable_end}_terminations'] = DynamicModelMultipleChoiceField(
                         queryset=term_cls.objects.all(),
                         label=term_cls._meta.verbose_name.title(),
-                        disabled_indicator='_occupied',
+                        context={
+                            'disabled': '_occupied',
+                        },
                         query_params={
                             'device_id': f'$termination_{cable_end}_device',
                             'kind': 'physical',  # Exclude virtual interfaces
@@ -52,7 +54,9 @@ def get_cable_form(a_type, b_type):
                     attrs[f'{cable_end}_terminations'] = DynamicModelMultipleChoiceField(
                         queryset=term_cls.objects.all(),
                         label=_('Power Feed'),
-                        disabled_indicator='_occupied',
+                        context={
+                            'disabled': '_occupied',
+                        },
                         query_params={
                             'power_panel_id': f'$termination_{cable_end}_powerpanel',
                         }
@@ -72,7 +76,9 @@ def get_cable_form(a_type, b_type):
                     attrs[f'{cable_end}_terminations'] = DynamicModelMultipleChoiceField(
                         queryset=term_cls.objects.all(),
                         label=_('Side'),
-                        disabled_indicator='_occupied',
+                        context={
+                            'disabled': '_occupied',
+                        },
                         query_params={
                             'circuit_id': f'$termination_{cable_end}_circuit',
                         }

netbox/dcim/forms/model_forms.py

@@ -426,7 +426,7 @@ class DeviceForm(TenancyForm, NetBoxModelForm):
         widget=APISelect(
             api_url='/api/dcim/racks/{{rack}}/elevation/',
             attrs={
-                'disabled-indicator': 'device',
+                'ts-disabled-field': 'device',
                 'data-dynamic-params': '[{"fieldName":"face","queryParam":"face"}]'
             },
         )
@@ -434,6 +434,9 @@ class DeviceForm(TenancyForm, NetBoxModelForm):
     device_type = DynamicModelChoiceField(
         label=_('Device type'),
         queryset=DeviceType.objects.all(),
+        context={
+            'parent': 'manufacturer',
+        },
         selector=True
     )
     role = DynamicModelChoiceField(
@@ -461,6 +464,9 @@ class DeviceForm(TenancyForm, NetBoxModelForm):
         label=_('Virtual chassis'),
         queryset=VirtualChassis.objects.all(),
         required=False,
+        context={
+            'parent': 'master',
+        },
         selector=True
     )
     vc_position = forms.IntegerField(
@@ -568,6 +574,9 @@ class ModuleForm(ModuleCommonForm, NetBoxModelForm):
     module_type = DynamicModelChoiceField(
         label=_('Module type'),
         queryset=ModuleType.objects.all(),
+        context={
+            'parent': 'manufacturer',
+        },
         selector=True
     )
     comments = CommentField()
@@ -774,7 +783,10 @@ class VCMemberSelectForm(forms.Form):
 class ComponentTemplateForm(forms.ModelForm):
     device_type = DynamicModelChoiceField(
         label=_('Device type'),
-        queryset=DeviceType.objects.all()
+        queryset=DeviceType.objects.all(),
+        context={
+            'parent': 'manufacturer',
+        }
     )
 
     def __init__(self, *args, **kwargs):
@@ -789,12 +801,18 @@ class ModularComponentTemplateForm(ComponentTemplateForm):
     device_type = DynamicModelChoiceField(
         label=_('Device type'),
         queryset=DeviceType.objects.all().all(),
-        required=False
+        required=False,
+        context={
+            'parent': 'manufacturer',
+        }
     )
     module_type = DynamicModelChoiceField(
         label=_('Module type'),
         queryset=ModuleType.objects.all(),
-        required=False
+        required=False,
+        context={
+            'parent': 'manufacturer',
+        }
     )
 
     def __init__(self, *args, **kwargs):