start updating physics

physics/views.py

@@ -46,7 +46,7 @@ from rest_framework.pagination import PageNumberPagination
 
 from django.core.exceptions import PermissionDenied
 
-from .forms import ExamForm
+from .forms import CidUserAnswerForm, ExamForm
 from .decorators import user_is_author_or_physics_checker, user_is_exam_author_or_physics_checker
 
 class AuthorOrCheckerRequiredMixin(object):
@@ -240,7 +240,7 @@ def exam_scores_cid_user(request, pk, sk):
     )
 
 
-def exam_take(request, pk):
+def exam_take_old(request, pk):
 
     exam = get_object_or_404(Exam, pk=pk)
 
@@ -251,13 +251,129 @@ def exam_take(request, pk):
 
     return render(
         request,
-        "physics/exam_take.html",
+        "physics/exam_take_old.html",
         {
             "exam": exam,
             "questions": questions,
         },
     )
 
+def exam_start(request, pk):
+    exam = get_object_or_404(Exam, pk=pk)
+
+    if not exam.active:
+        raise Http404("Exam not found")
+
+    return render(
+        request,
+        "physics/exam_start.html",
+        {
+            "exam": exam,
+        },
+    )
+
+def exam_finish(request, pk, cid):
+    exam = get_object_or_404(Exam, pk=pk)
+
+    questions = exam.exam_questions.all()
+
+    answers = CidUserAnswer.objects.filter(
+        cid=cid, exam=exam)
+
+    answer_question_map = {}
+    for ans in answers:
+        answer_question_map[ans.question] = ans
+
+    question_answer_tuples = []
+    answer_count = 0
+    for q in questions:
+        if q in answer_question_map and answer_question_map[q].answer:
+            question_answer_tuples.append((q, answer_question_map[q]))
+            answer_count += 1
+        else:
+            question_answer_tuples.append((q, None))
+
+    if not exam.active:
+        raise Http404("Exam not found")
+
+    return render(
+        request,
+        "physics/exam_finish.html",
+        {
+            "exam": exam,
+            "cid": cid,
+            "question_answer_tuples": question_answer_tuples,
+            "answer_count": answer_count,
+            "exam_length": len(questions),
+        },
+    )
+
+def exam_take(request, pk, sk, cid):
+
+    exam = get_object_or_404(Exam, pk=pk)
+
+    if not exam.active:
+        raise Http404("Exam not found")
+
+    question = exam.exam_questions.all()[sk]
+
+    exam_length = len(exam.exam_questions.all())
+
+    pos = exam.get_question_index(question)
+
+    answer = question.cid_user_answers.filter(
+        cid=cid, exam=exam).first()
+
+    if request.method == "POST":
+        if answer:
+            form = CidUserAnswerForm(request.POST, instance=answer)
+        else:
+            form = CidUserAnswerForm(request.POST)
+        if form.is_valid():
+            answer = form.save(commit=False)
+            answer.cid = cid
+            answer.question = question
+            answer.exam = exam
+            # answer.published_date = timezone.now()
+            answer.save()
+        if "next" in request.POST:
+            return redirect("sbas:exam_take", pk=pk, sk=pos + 1, cid=cid)
+        elif "previous" in request.POST:
+            return redirect("sbas:exam_take", pk=pk, sk=pos - 1, cid=cid)
+        elif "finish" in request.POST:
+            return redirect("sbas:exam_finish", pk=pk, cid=cid)
+        elif "goto" in request.POST:
+            return redirect("sbas:exam_take", pk=pk, sk=int(request.POST.get("goto")), cid=cid)
+    else:
+        form = CidUserAnswerForm(instance=answer)
+
+    previous = -1
+    if sk > 0:
+        previous = sk - 1
+    next = sk + 1
+    if sk == exam_length - 1:
+        next = False
+
+    saved_answer = False
+    if answer is not None:
+        saved_answer = answer.answer
+
+
+    return render(
+        request,
+        "physics/exam_take.html",
+        {
+            "form": form,
+            "cid": cid,
+            "exam": exam,
+            "question": question,
+            "next": next,
+            "previous": previous,
+            "exam_length": exam_length,
+            "pos": pos,
+            "saved_answer": saved_answer,
+        },
+    )
 
 def loadJsonAnswer(answer):
     # As access is not restricted make sure the data appears valid