Implement bulk update and delete functionality for exams with HTMX support

generic/views.py

@@ -988,6 +988,117 @@ class ExamViews(View, LoginRequiredMixin):
                 ) 
             )
 
+    @method_decorator(login_required)
+    def exam_bulk_update(self, request):
+        """HTMX endpoint to bulk-update exams (currently supports updating the date).
+
+        Expects POST with 'exam_ids' (multiple) and optional 'date' (YYYY-MM-DD).
+        Returns the updated exam list partial.
+        """
+        if request.method != "POST":
+            return HttpResponse(status=405)
+
+        exam_ids = request.POST.getlist("exam_ids")
+        date_str = request.POST.get("date", "")
+
+        # Parse date if provided
+        new_date = None
+        if date_str:
+            try:
+                from datetime import date as _date
+
+                new_date = _date.fromisoformat(date_str)
+            except Exception:
+                new_date = None
+
+        # Find the queryset for the current user as index() does
+        if (
+            request.user.is_superuser
+            or (
+                self.app_name == "rapids"
+                and request.user.groups.filter(name="rapid_checker").exists()
+            )
+            or (
+                self.app_name == "anatomy"
+                and request.user.groups.filter(name="anatomy_checker").exists()
+            )
+            or (
+                self.app_name == "longs"
+                and request.user.groups.filter(name="long_checker").exists()
+            )
+        ):
+            exams_qs = self.Exam.objects.all()
+            filter = self.ExtraExamFilter(request.GET, queryset=exams_qs)
+        else:
+            exams_qs = self.Exam.objects.filter(author__id=request.user.id) | self.Exam.objects.filter(open_access=True)
+            filter = self.BasicExamFilter(request.GET, queryset=exams_qs)
+
+        # Apply changes
+        for eid in exam_ids:
+            try:
+                exam = self.Exam.objects.get(pk=eid)
+            except self.Exam.DoesNotExist:
+                continue
+
+            if not self.check_user_edit_access(request.user, exam_id=exam.pk):
+                # Skip exams the user cannot edit
+                continue
+
+            if new_date is not None:
+                exam.date = new_date
+                exam.save()
+
+        return render(request, "generic/partials/_exam_list.html", {"filter": filter, "app_name": self.app_name})
+
+    @method_decorator(login_required)
+    def exam_bulk_delete(self, request):
+        """HTMX endpoint to bulk-delete selected exams. Expects POST 'exam_ids'.
+
+        Returns the updated exam list partial.
+        """
+        if request.method != "POST":
+            return HttpResponse(status=405)
+
+        exam_ids = request.POST.getlist("exam_ids")
+
+        if (
+            request.user.is_superuser
+            or (
+                self.app_name == "rapids"
+                and request.user.groups.filter(name="rapid_checker").exists()
+            )
+            or (
+                self.app_name == "anatomy"
+                and request.user.groups.filter(name="anatomy_checker").exists()
+            )
+            or (
+                self.app_name == "longs"
+                and request.user.groups.filter(name="long_checker").exists()
+            )
+        ):
+            exams_qs = self.Exam.objects.all()
+            filter = self.ExtraExamFilter(request.GET, queryset=exams_qs)
+        else:
+            exams_qs = self.Exam.objects.filter(author__id=request.user.id) | self.Exam.objects.filter(open_access=True)
+            filter = self.BasicExamFilter(request.GET, queryset=exams_qs)
+
+        for eid in exam_ids:
+            try:
+                exam = self.Exam.objects.get(pk=eid)
+            except self.Exam.DoesNotExist:
+                continue
+
+            if not self.check_user_edit_access(request.user, exam_id=exam.pk):
+                continue
+
+            try:
+                exam.delete()
+            except Exception:
+                # ignore individual delete failures
+                continue
+
+        return render(request, "generic/partials/_exam_list.html", {"filter": filter, "app_name": self.app_name})
+
     @method_decorator(login_required)
     def exam_toggle_results_published(self, request, pk):
         if request.method == "POST":