Add case collection update functionality with form handling and template (move from CaseCollection form)

atlas/forms.py

@@ -992,4 +992,21 @@ class CaseDisplaySetForm(forms.ModelForm):
 
     def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
-        # Optionally, you can filter queryset for findings/structures/conditions here if needed
+        # Optionally, you can filter queryset for findings/structures/conditions here if needed
+
+
+class CaseCollectionUpdateCaseForm(forms.ModelForm):
+    def __init__(self, *args, **kwargs):
+        self.user = kwargs.pop("user")
+        self.collection = kwargs.pop("collection", None)
+        super().__init__(*args, **kwargs)
+        self.helper = FormHelper()
+        self.helper.form_id = "id-case-form"
+        self.helper.form_class = "case-form"
+        self.helper.form_method = "post"
+        self.helper.form_action = "submit"
+        self.helper.form_tag = False
+        self.helper.layout = Layout()
+    class Meta:
+        model = CaseCollection
+        fields = []  # No fields, just for compatibility with UpdateView