gistfile1.py

/********************** MODEL *********************************/

from django.db import models
from datetime import date
from django.urls import reverse


class Question(models.Model):
    question_text = models.CharField(max_length=200)
    # pub_date = models.DateTimeField('date published', null=True)
    author = models.CharField(max_length=200, null=True)
    image = models.FileField(upload_to="test/", null=True , default=False)

    def __str__(self):
        return self.question_text


class Choice(models.Model):
    question = models.ForeignKey(Question, on_delete=models.CASCADE)
    choice_text = models.CharField(max_length=200)
    votes = models.IntegerField(default=0)

    def __str__(self):
        return self.choice_text
        
        
       
/********************** SERIALIZERS ***************************************/
class ChoiceSerializer(serializers.ModelSerializer):
    class Meta:
        model = Choice
        fields = ('choice_text',)


class QuestionCreateSerializer(serializers.ModelSerializer):
    choice_set = ChoiceSerializer(many=True)

    class Meta:
        model = Question
        fields = "__all__"

    def create(self, validated_data):
        choice_validated_data = validated_data.pop('choice_set')
        question = Question.objects.create(**validated_data)
        choice_set_serializer = self.fields['choice_set']
        for each in choice_validated_data:
            each['question'] = question
        choices = choice_set_serializer.create(choice_validated_data)
        return question
        
  /*********************************** VIEWS ********************************/
  
  class QuestionCreateView(APIView):
    parser_classes = (JSONParser , MultiPartParser,)
    permission_classes = [permissions.IsAuthenticated]

    def post(self, request, *args, **kwargs):
        serializer = QuestionCreateSerializer(data=request.data)

        if serializer.is_valid():
            question = serializer.save()
            serializer = QuestionCreateSerializer(question)
            return Response(serializer.data, status=status.HTTP_201_CREATED)
        return Response(serializer.errors, status=status.HTTP_400_BAD_REQUEST)