Enhance CaseCollectionForm: replace collection_type field with radio buttons and add custom styling

atlas/forms.py

@@ -142,6 +142,25 @@ class CaseCollectionForm(ModelForm):
         ModelForm.__init__(self, *args, **kwargs)
         super(CaseCollectionForm, self).__init__(*args, **kwargs)
 
+        # Render collection_type as radio buttons and ensure it appears near the top
+        if "collection_type" in self.fields:
+            # Replace the model field with an explicit ChoiceField that uses RadioSelect
+            original = self.fields["collection_type"]
+            choices = getattr(original, "choices", ())
+            initial = original.initial if hasattr(original, "initial") else None
+            required = original.required
+            label = original.label
+            widget = RadioSelect(attrs={"class": "btn-check"})
+            # assign custom template for rendering as button group
+            #widget.template_name = "widgets/radioselect_buttons.html"
+            self.fields["collection_type"] = forms.ChoiceField(
+                choices=choices,
+                widget=widget,
+                initial=initial,
+                required=required,
+                label=label,
+            )
+
         # Identify show_ fields
         show_fields = [f for f in self.fields if f.startswith("show_")]
         show_pre_fields = [f for f in show_fields if f.endswith("_pre")]
@@ -187,6 +206,7 @@ class CaseCollectionForm(ModelForm):
             Fieldset(
                 "Collection Details",
                 "name",
+                Field("collection_type", css_class="mb-2"),
                 Fieldset(
                     "Dates",
                     "restrict_to_dates",
@@ -214,7 +234,6 @@ class CaseCollectionForm(ModelForm):
                 "exam_mode",
                 "self_review",
                 "feedback_once_collection_complete",
-                "collection_type",
                 "viewer_mode",
                 "question_time_limit",
                 "prerequisites",