.

generic/urls.py

@@ -11,4 +11,7 @@ urlpatterns = [
     path("examination/ajax/get_examination_id",
          views.get_examination_id,
          name="get_examination_id"),
+    path("exam_json_edit",
+         views.generic_exam_json_edit,
+         name="generic_exam_json_edit"),
 ]

generic/views.py

@@ -24,6 +24,13 @@ from .forms import (
 
 from .models import Examination
 
+from rapids.models import Rapid as RapidQuestion
+from rapids.models import Exam as RapidExam
+from longs.models import Long as LongQuestion
+from longs.models import Exam as LongExam
+from anatomy.models import AnatomyQuestion as AnatomyQuestion
+from anatomy.models import Exam as AnatomyExam
+
 from django.db.models import Case, When
 
 
@@ -52,6 +59,74 @@ def get_examination_id(request):
         return HttpResponse(json.dumps(data), content_type="application/json")
     return HttpResponse("/")
 
+# Generic view to dispatch to indivuals app views
+@login_required
+def generic_exam_json_edit(request):
+    if request.is_ajax() and request.method == "POST":
+        question_type = request.POST.get("type")
+
+        if question_type == "rapid":
+            Exam = RapidExam 
+            Question = RapidQuestion
+        elif question_type == "long":
+            Exam = LongExam 
+            Question = LongQuestion
+        elif question_type == "anatomy":
+            Exam = AnatomyExam 
+            Question = AnatomyQuestion
+        else:
+            data = {"status": "error"}
+            return JsonResponse(data, status=400)
+
+
+        exam = get_object_or_404(Exam, pk=request.POST.get("exam_id"))
+
+        if "add_exam_questions" in request.POST:
+            question_ids = json.loads(request.POST.get("add_exam_questions"))
+            question_objects = Question.objects.filter(pk__in=question_ids)
+
+            exam.exam_questions.add(question_objects)
+            exam.save()
+            data = {"status": "success"}
+            return JsonResponse(data, status=200)
+
+        if "set_open_access" in request.POST:
+            if request.POST.get("set_open_access") == "true":
+                state = True
+            else:
+                state = False
+
+            questions_changed = []
+            for q in exam.exam_questions.all():
+                q.open_access = state
+                q.save()
+                questions_changed.append(q.pk)
+
+            data = {"status": "success", "questions": questions_changed, "state": state}
+            return JsonResponse(data, status=200)
+
+        if "set_exam_order" in request.POST:
+            new_order = json.loads(request.POST.get("set_exam_order"))
+
+            preserved = Case(*[When(pk=pk, then=pos) for pos, pk in enumerate(new_order)])
+            objects = Question.objects.filter(pk__in=new_order).order_by(preserved)
+
+            if len(objects) != exam.exam_questions.count():
+                data = {"status": "error, count does not match"}
+                return JsonResponse(data, status=400)
+
+            exam.exam_questions.set(objects)
+            exam.save()
+            data = {"status": "success"}
+            return JsonResponse(data, status=200)
+
+
+        data = {"status": "error, unknown request"}
+        return JsonResponse(data, status=400)
+    else:
+        data = {"status": "error"}
+        return JsonResponse(data, status=400)
+
 
 
 class ExamViews(View, LoginRequiredMixin):