class AppsSerializer(ModelSerializer):
    class Meta:
        model = Apps
        depth = 2
        fields = '__all__'


class CustomersWriteSerializer(ModelSerializer):
    user = PrimaryKeyRelatedField(queryset=User.objects.all())
    client_provider = PrimaryKeyRelatedField(queryset=ClientsAndProviders.objects.filter(provider__type__name='general',
                                                                                service__type__name='it_outsourcing'))
    apps = PrimaryKeyRelatedField(queryset=Apps.objects.all())

    class Meta:
        model = Customers
        fields = '__all__'

class AppViewSet(ModelViewSet):
    pagination_class = None
    queryset = Apps.objects.all()
    serializer_class = AppsSerializer


class CustomersViewSet(ModelViewSet):
    pagination_class = None
    queryset = Customers.objects.all()
    serializer_class = CustomersWriteSerializer