from django.shortcuts import render
from django.http import HttpResponse
from .serializers import ClubSerializer, TournamentSerializer, UserSerializer, ChangePasswordSerializer
from .models import Club, Tournament, CustomUser
from rest_framework import viewsets, permissions
from rest_framework.authtoken.models import Token
from rest_framework.response import Response
from rest_framework.decorators import api_view
from rest_framework import status
from rest_framework.generics import UpdateAPIView

def index(request):
    return HttpResponse("Hello, you're at the top of the world.")

@api_view(['GET'])
def user_by_token(request):
    # return Response({"message": "Hello for today! See you tomorrow!"})
    # key = request.data['token']
    # token = Token.objects.get(key=key)
    # user = CustomUser.objects.get(username=token.user)
    serializer = UserSerializer(request.user)
    return Response(serializer.data, status=status.HTTP_200_OK)

class UserViewSet(viewsets.ModelViewSet):
    queryset = CustomUser.objects.all()
    serializer_class = UserSerializer

class ClubViewSet(viewsets.ModelViewSet):
    queryset = Club.objects.all()
    serializer_class = ClubSerializer

class TournamentViewSet(viewsets.ModelViewSet):
    queryset = Tournament.objects.all()
    serializer_class = TournamentSerializer

class ChangePasswordView(UpdateAPIView):
    serializer_class = ChangePasswordSerializer

    def update(self, request, *args, **kwargs):
        serializer = self.get_serializer(data=request.data)
        serializer.is_valid(raise_exception=True)
        user = serializer.save()
        # if using drf authtoken, create a new token
        if hasattr(user, 'auth_token'):
            user.auth_token.delete()
        token, created = Token.objects.get_or_create(user=user)
        # return new token
        return Response({'token': token.key}, status=status.HTTP_200_OK)