add user marknig pages

rad/views.py

@@ -12,6 +12,7 @@ from generic.views import (
     RedirectMixin,
     get_question_and_content_type,
     get_user_exams,
+    get_exam_model_from_app_name,
 )
 from django.core.exceptions import PermissionDenied, ObjectDoesNotExist
 from django.shortcuts import render, get_object_or_404, redirect
@@ -266,6 +267,91 @@ def user_scores(request, user=None):
     )
 
 
+@login_required
+def user_marking(request):
+    """Main page for user marking overview. Uses HTMX to fetch per-app partials."""
+    apps = ["physics", "anatomy", "rapids", "shorts", "longs", "sbas"]
+    return render(request, "rad/user_marking.html", {"apps": apps})
+
+
+@login_required
+def user_marking_partial(request, exam_type: str):
+    """Return an HTMX partial listing exams the user can mark for a given exam type.
+
+    Each exam is checked for whether it has any unmarked answers (using
+    question.get_unmarked_user_answer_count when available).
+    """
+    user = request.user
+
+    try:
+        ExamModel = get_exam_model_from_app_name(exam_type)
+    except Exception:
+        return HttpResponse("Unknown exam type", status=400)
+
+    # Exams where user is an author or an authorised marker
+    exams_qs = ExamModel.objects.filter(
+        archive=False, exam_mode=True
+    ).filter(Q(author=user) | Q(markers=user)).prefetch_related("author", "markers")
+
+    exams_data = []
+    for exam in exams_qs.order_by("name"):
+        has_unmarked = False
+        unmarked_count = 0
+        # iterate questions and use their helper to count unmarked answers when available
+        for q in exam.get_questions():
+            count = 0
+            # Prefer question-provided helper if present
+            helper = getattr(q, "get_unmarked_user_answer_count", None)
+            if callable(helper):
+                try:
+                    count = helper(exam_pk=exam.pk, marker=user)
+                except TypeError:
+                    count = helper(exam_pk=exam.pk)
+                except Exception:
+                    count = 0
+            else:
+                # Fallback: inspect related answer manager if present
+                rel_manager = None
+                for rel_name in ("cid_user_answers", "user_answers", "answers", "useranswer_set"):
+                    if hasattr(q, rel_name):
+                        rel_manager = getattr(q, rel_name)
+                        break
+
+                if rel_manager is not None:
+                    try:
+                        ans_model = rel_manager.model
+                        # If the answer model has a `score` field, count answers that are unmarked
+                        field_names = [f.name for f in ans_model._meta.get_fields()]
+                        if "score" in field_names:
+                            # Try to detect an UNMARKED constant on the model
+                            unmarked_vals = [None, ""]
+                            model_score_const = getattr(ans_model, "ScoreOptions", None) or getattr(ans_model, "MarkOptions", None)
+                            if model_score_const is not None:
+                                # attempt to use any UNMARKED attribute
+                                unmarked_val = getattr(model_score_const, "UNMARKED", None)
+                                if unmarked_val is not None:
+                                    unmarked_vals.append(unmarked_val)
+
+                            count = rel_manager.filter(exam__id=exam.pk).filter(score__in=unmarked_vals).count()
+                        else:
+                            # No score field — likely auto-marked; treat as 0
+                            count = 0
+                    except Exception:
+                        count = 0
+
+            try:
+                c = int(count)
+            except Exception:
+                c = 0
+            if c:
+                has_unmarked = True
+                unmarked_count += c
+
+        exams_data.append({"exam": exam, "has_unmarked": has_unmarked, "unmarked_count": unmarked_count})
+
+    return render(request, "generic/partials/user_marking_exam_list.html", {"exams_data": exams_data, "exam_type": exam_type})
+
+
 def cid_scores(request, cid, passcode):
     # exam = get_object_or_404(Exam, pk=pk)