from django.contrib.auth.models import User
from django_filters.rest_framework import DjangoFilterBackend
from rest_framework import filters, generics
from rest_framework.permissions import IsAuthenticated
from rest_framework.response import Response
from rest_framework.views import APIView

from ..permissions import IsProjectAdmin
from ..serializers import UserSerializer


class Me(APIView):
    permission_classes = (IsAuthenticated,)

    def get(self, request, *args, **kwargs):
        serializer = UserSerializer(request.user, context={'request': request})
        return Response(serializer.data)


class Users(generics.ListAPIView):
    queryset = User.objects.all()
    serializer_class = UserSerializer
    permission_classes = [IsAuthenticated & IsProjectAdmin]
    pagination_class = None
    filter_backends = (DjangoFilterBackend, filters.SearchFilter)
    search_fields = ('username',)