Adding score functionality again someone plz add score to result db

quiz/templates/index.html

@@ -33,9 +33,9 @@
     {% for i in questions%}
       <div class="question">
         <div class="question_header">
-          <p><!--placeholder element left--></p>
+          <p>{{ i.negative }}</p>
           <p>Question {{ forloop.counter }} of {{ count }}</p>
-          <p><!--placeholder element right--></p>
+          <p>{{ i.marks }}</p>
         </div>
         <!-- <h1 id ='quizId'>{{i.quizId}}<h1> -->
         <h1 id ='questionId' hidden>{{i.questionId}} </h1>

quiz/views.py

@@ -49,14 +49,20 @@ def result(request):
         quizId=int(request.POST['quizId'])
         quizInstance = quiz.objects.get(pk=quizId)
         prev_subm = submission.objects.all().filter(quizId=quizInstance, studentId=request.user)
+        score = 0
         if len(prev_subm)==0:
             for questionno in request.POST:
                 if questionno.startswith('question_'):
                     questionId = int(questionno[9:])
                     questionInstance = Questions.objects.get(pk=questionId)
+                    q=Questions.objects.all().filter(quizId=quizInstance,questionId=questionId).values()
+                    if(request.POST[questionno]==q[0]['answer']):
+                        score+=q[0]['marks']
+                    else:
+                        score-=q[0]['negative']
                     t=submission(questionId=questionInstance, option=request.POST[questionno], studentId=request.user, quizId=quizInstance)
                     t.save()
-            return HttpResponse("Successfully Submitted")
+            return HttpResponse(f"Successfully Submitted. Score:{score}")
         else:
             return HttpResponse("You have already submitted this quiz")