Introduce ArrayWidget for more convenient editing of choices

netbox/extras/forms/model_forms.py

@@ -19,6 +19,7 @@ from utilities.forms.fields import (
     CommentField, ContentTypeChoiceField, ContentTypeMultipleChoiceField, DynamicModelChoiceField,
     DynamicModelMultipleChoiceField, JSONField, SlugField,
 )
+from utilities.forms.widgets import ArrayWidget
 from virtualization.models import Cluster, ClusterGroup, ClusterType
 
 
@@ -84,11 +85,18 @@ class CustomFieldForm(BootstrapMixin, forms.ModelForm):
 
 
 class CustomFieldChoiceSetForm(BootstrapMixin, forms.ModelForm):
+    extra_choices = forms.CharField(
+        widget=ArrayWidget(),
+        help_text=_('Enter one choice per line.')
+    )
 
     class Meta:
         model = CustomFieldChoiceSet
         fields = ('name', 'description', 'extra_choices', 'order_alphabetically')
 
+    def clean_extra_choices(self):
+        return self.cleaned_data['extra_choices'].split('\n')
+
 
 class CustomLinkForm(BootstrapMixin, forms.ModelForm):
     content_types = ContentTypeMultipleChoiceField(

netbox/utilities/forms/widgets/misc.py

@@ -1,6 +1,7 @@
 from django import forms
 
 __all__ = (
+    'ArrayWidget',
     'ClearableFileInput',
     'MarkdownWidget',
     'NumberWithOptions',
@@ -43,3 +44,13 @@ class SlugWidget(forms.TextInput):
     Subclass TextInput and add a slug regeneration button next to the form field.
     """
     template_name = 'widgets/sluginput.html'
+
+
+class ArrayWidget(forms.Textarea):
+    """
+    Render each item of an array on a new line within a textarea for easy editing/
+    """
+    def format_value(self, value):
+        if value is None or not len(value):
+            return None
+        return '\n'.join(value)