from django.http import Http404
from django.shortcuts import redirect
from oauth2_provider.contrib.rest_framework import TokenHasScope
from rest_framework import generics
from rest_framework.decorators import action
from rest_framework.permissions import AllowAny
from rest_framework.viewsets import ReadOnlyModelViewSet

from ..models import Application
from ..rest_framework import IsAuthenticatedOrTokenMatchesOASRequirements
from ..serializers import ApplicationSerializer


class ApplicationViewSet(ReadOnlyModelViewSet):
    serializer_class = ApplicationSerializer
    # lookup_field = 'uuid'
    permission_classes = [IsAuthenticatedOrTokenMatchesOASRequirements]
    required_alternate_scopes = {
        "GET": [['accounts.applications:list_or_retrieve']],
    }
    def get_queryset(self):
        # user = self.request.user
        # return Application.objects.filter(user=user).all()
        return Application.objects.filter().all()

    @action(detail=True, permission_classes=[AllowAny])
    def avatar(self, request, pk=None):
        app: Application = self.get_object()
        if app.avatar:
            return redirect(app.avatar.url)
        else:
            raise Http404()

    # @action(detail=True, permission_classes=[AllowAny])
    # def tokens(self, request, pk=None):
    #     app: Application = self.get_object()