.

atlas/templates/atlas/casecollection_form.html

@@ -72,29 +72,6 @@
         {% csrf_token %}
 
         {% crispy form form.helper %}
-        {% comment %} <h3>Cases:</h3>
-        Add cases here. These can only be added once created (they can also be added to cases on creation). Click and drag to change order.
-        <input type="button" value="Add More Cases" id="add_more_case">
-        <input type=button id="case-order-button" title="click and drag to update case order" value="Update case order" />
-        <div id="case_formset" class="sortable list_formset">
-            <ol>
-            {% for form in case_formset %}
-                <li class="no-error case-formset">
-                    {{form.non_field_errors}}
-                    {{form.errors}}
-                    {{ form }}
-                </li>
-            {% endfor %}
-            </ol>
-
-        </div>
-        {{ case_formset.management_form }}
-    </form>
-    <div id="empty_case_form" style="display:none">
-        <li class='no_error case-formset'>
-            {{ case_formset.empty_form }}
-        </li>
-    </div> {% endcomment %}
         {% comment %} <input type="submit" class="submit-button" value="Submit" name="submit"> {% endcomment %}
     </form>
     <script>

atlas/views.py

@@ -1568,8 +1568,10 @@ class CaseCollectionCreate(RevisionMixin, LoginRequiredMixin, CreateView):
 
     def get_context_data(self, **kwargs):
         context = super(CaseCollectionCreate, self).get_context_data(**kwargs)
-
-        if self.request.POST:
+        # Only bind the case formset when the POST actually contains formset data.
+        # We don't require adding cases on create, so if the template doesn't
+        # include the casedetail management fields we should skip validation.
+        if self.request.POST and "casedetail_set-TOTAL_FORMS" in self.request.POST:
             context["case_formset"] = CaseCollectionCaseFormSet(
                 self.request.POST,
                 self.request.FILES,
@@ -1589,14 +1591,19 @@ class CaseCollectionCreate(RevisionMixin, LoginRequiredMixin, CreateView):
 
         context = self.get_context_data(form=form)
         case_formset = context["case_formset"]
-        if case_formset.is_valid():
-            response = super().form_valid(form)
-            case_formset.instance = self.object
-            case_formset.save()
-            return response
-
-        else:
-            return super().form_invalid(form)
+        # If the POST included case formset data, validate and save it. Otherwise
+        # skip formset processing so creating a collection without cases redirects
+        # normally to the detail view.
+        if self.request.POST and "casedetail_set-TOTAL_FORMS" in self.request.POST:
+            if case_formset.is_valid():
+                response = super().form_valid(form)
+                case_formset.instance = self.object
+                case_formset.save()
+                return response
+            else:
+                return super().form_invalid(form)
+        # No formset data present: proceed with normal create redirect.
+        return super().form_valid(form)
 
     def get_success_url(self):
         """Redirect to the collection detail page after successful creation."""