Refactor exam management: update exam edit form and add exam links partial

anatomy/views.py

@@ -30,6 +30,7 @@ from dal import autocomplete
 from django.conf import settings
 from django.utils.html import format_html_join
 from django.utils.safestring import mark_safe
+from django.template.loader import render_to_string
 
 
 from .forms import (
@@ -1653,11 +1654,37 @@ def question_add_exam(request, question_id: int):
                 else:
                     question.exams.add(exam)
 
-                # return updated fragment
-                form = AddExamForm(user=request.user)
-                return render(request, "anatomy/partials/exam_edit_fragment.html", {"form": form, "question": question})
+                # return out-of-band swap: update exam links and remove the editor
+                links_html = render_to_string("anatomy/partials/exam_links.html", {"question": question}, request=request)
+                oob_remove = '<div id="exam-list" hx-swap-oob="outerHTML"></div>'
+                return HttpResponse(mark_safe(links_html + oob_remove))
 
-            # else try to process from the search form
+            # else try to process from the search form or widget-provided values
+            # The ExamSearchWidget may submit a list; accept first value if present.
+            exam_vals = request.POST.getlist('exam') if hasattr(request.POST, 'getlist') else []
+            if not exam_vals:
+                # also accept single 'exam' param
+                single = request.POST.get('exam')
+                if single:
+                    exam_vals = [single]
+
+            if exam_vals:
+                try:
+                    exam = get_object_or_404(Exam, pk=int(exam_vals[0]))
+                except (ValueError, TypeError):
+                    exam = None
+
+                if exam:
+                    if request.POST.get("remove", False) == "true":
+                        question.exams.remove(exam)
+                    else:
+                        question.exams.add(exam)
+
+                    links_html = render_to_string("anatomy/partials/exam_links.html", {"question": question}, request=request)
+                    oob_remove = '<div id="exam-list" hx-swap-oob="outerHTML"></div>'
+                    return HttpResponse(mark_safe(links_html + oob_remove))
+
+            # else try to process via bound form (fallback)
             form = AddExamForm(request.POST, user=request.user)
             if form.is_valid():
                 exam = form.cleaned_data.get("exam")
@@ -1666,8 +1693,9 @@ def question_add_exam(request, question_id: int):
                 else:
                     question.exams.add(exam)
 
-                form = AddExamForm(user=request.user)
-                return render(request, "anatomy/partials/exam_edit_fragment.html", {"form": form, "question": question})
+                links_html = render_to_string("anatomy/partials/exam_links.html", {"question": question}, request=request)
+                oob_remove = '<div id="exam-list" hx-swap-oob="outerHTML"></div>'
+                return HttpResponse(mark_safe(links_html + oob_remove))
             else:
                 # render form with errors
                 return render(request, "anatomy/partials/exam_edit_fragment.html", {"form": form, "question": question})