Add HTMX-based response summary and user responses display for exam questions

anatomy/views.py

@@ -80,6 +80,7 @@ from helpers.images import image_as_base64
 from django.template.defaulttags import register
 
 from generic.mixins import CheckCanEditMixin, SuperuserRequiredMixin
+from django.db.models import Count
 
 
 class AuthorOrCheckerRequiredMixin(object):
@@ -259,6 +260,82 @@ def mark(request, exam_pk, sk, unmarked_exam_answers_only=True, review=False):
 
     n = sk
 
+
+
+@login_required
+def exam_review_question_responses(request, pk: int, q_index: int):
+    """Return the responses partial for a given anatomy exam question (HTMX-friendly)."""
+    exam = get_object_or_404(Exam, pk=pk)
+
+    questions = exam.get_questions()
+    try:
+        question = questions[q_index]
+    except Exception:
+        raise Http404("Question not found in exam")
+
+    try:
+        exam_user_answers = question.cid_user_answers.filter(exam=exam).select_related("user")
+    except Exception:
+        exam_user_answers = question.cid_user_answers.all()
+
+    context = {
+        "exam": exam,
+        "question": question,
+        "q_index": q_index,
+        "app_name": "anatomy",
+        "exam_user_answers": exam_user_answers,
+    }
+
+    return render(request, "anatomy/partials/exam_review_question_responses_fragment.html", context)
+
+
+@login_required
+def exam_review_question_summary(request, pk: int, q_index: int):
+    """Return aggregated response summary partial for anatomy question (HTMX-friendly)."""
+    exam = get_object_or_404(Exam, pk=pk)
+
+    questions = exam.get_questions()
+    try:
+        question = questions[q_index]
+    except Exception:
+        raise Http404("Question not found in exam")
+
+    ua_qs = question.cid_user_answers.filter(exam=exam)
+    total_responses = ua_qs.count()
+
+    # counts by score values ('2','1','0','')
+    score_counts = {}
+    for s, c in ua_qs.values_list("score").annotate(count=Count("id")) if False else []:
+        pass
+
+    # simpler: compute via values
+    score_counts = {row["score"] if row["score"] is not None else "": row["count"] for row in ua_qs.values("score").annotate(count=Count("id"))}
+
+    # top submitted answers (by answer_compare)
+    top_answers = list(ua_qs.values("answer_compare").annotate(count=Count("id")).order_by("-count")[:10])
+
+    correct_count = None
+    correct_pct = None
+    # compute correct based on matching marked answers if available
+    if total_responses:
+        # count scores equal to '2' as correct
+        correct_count = score_counts.get("2", 0)
+        correct_pct = round(100.0 * correct_count / total_responses, 1) if total_responses else None
+
+    context = {
+        "exam": exam,
+        "question": question,
+        "q_index": q_index,
+        "app_name": "anatomy",
+        "exam_response_total": total_responses,
+        "exam_response_score_counts": score_counts,
+        "exam_response_correct_count": correct_count,
+        "exam_response_correct_pct": correct_pct,
+        "top_answers": top_answers,
+    }
+
+    return render(request, "anatomy/partials/exam_review_question_summary_fragment.html", context)
+
     question_details = {
         "total": len(questions),
         "current": n + 1,