import logging

from django.contrib.auth.models import Group

from rest_framework import viewsets

from ..serializers.auth import (GroupSerializer, WriteGroupSerializer, DetailGroupSerializer)

from ..permissions.auth import (GroupPermission, )

logger = logging.getLogger(__name__)

class GroupViewSet(viewsets.ModelViewSet):

    serializer_class = GroupSerializer

    permission_classes = (GroupPermission, )

    lookup_field = 'name'

    def get_queryset(self):

        return Group.objects.all().order_by('name')

    serializers = {

        'create': WriteGroupSerializer,

        'update': WriteGroupSerializer,

        'retrieve': DetailGroupSerializer,

    }

    def get_serializer_class(self):

        return self.serializers.get(self.action, GroupSerializer)