Add option to reveal respondent identities in exam review responses

sbas/templates/sbas/partials/exam_review_question_responses_fragment.html

@@ -1,17 +1,30 @@
 {# Partial: responses for a question within an exam. Rendered server-side or via HTMX. #}
 <div id="responses-container">
     <h6>Responses in this exam</h6>
-    <div class="small text-muted mb-2">List of candidate answers recorded for this question in the current exam.</div>
+    <div class="d-flex justify-content-between align-items-center mb-2">
-    <ul class="list-group">
+        <div class="small text-muted">List of candidate answers recorded for this question in the current exam.</div>
+        <div>
+            {% if reveal_respondents %}
+                <button class="btn btn-sm btn-outline-secondary" hx-get="{% url 'sbas:exam_review_question_responses' exam.pk q_index %}" hx-target="#responses-container" hx-swap="outerHTML">Hide respondents</button>
+            {% else %}
+                <button class="btn btn-sm btn-outline-primary" hx-get="{% url 'sbas:exam_review_question_responses' exam.pk q_index %}?reveal=1" hx-target="#responses-container" hx-swap="outerHTML">Show respondents</button>
+            {% endif %}
+        </div>
+    </div>
+
     <ul class="list-group">
         {% for ua in exam_user_answers %}
             <li class="list-group-item d-flex justify-content-between align-items-start">
                 <div>
+                    {% if reveal_respondents %}
                         {% if ua.user %}
                             <strong>{{ ua.user.get_full_name|default:ua.user.username }}</strong>
                         {% else %}
                             <strong>Anonymous</strong>
                         {% endif %}
+                    {% else %}
+                        <strong>Respondent {{ forloop.counter }}</strong>
+                    {% endif %}
                     <div>Answer: <strong>{{ ua.answer }}</strong></div>
                     {% if ua.created_date %}
                         <div class="small text-muted">Answered: {{ ua.created_date }}</div>

sbas/views.py

@@ -115,6 +115,12 @@ def exam_review_question_responses(request, pk: int, q_index: int):
     except Exception:
         exam_user_answers = question.cid_user_answers.all()
 
+    # Optionally reveal actual respondent identities when requested (HTMX or query param).
+    # Default behaviour is anonymous listing; when `reveal=1` is present we'll include
+    # the real user names in the fragment.
+    reveal_flag = str(request.GET.get("reveal", "")).lower() in ("1", "true", "on")
+    context["reveal_respondents"] = reveal_flag
+
     context["exam_user_answers"] = exam_user_answers
 
     return render(request, "sbas/partials/exam_review_question_responses_fragment.html", context)