from django.shortcuts import get_object_or_404, render
from django.http import HttpResponseRedirect
from django.views import generic
from django.urls import reverse
from django.utils import timezone
from rest_framework import status, viewsets
from .serializers import MigrationSerializer
from rest_framework.response import Response
from rest_framework.decorators import action

from .models import Migration


class MigrationViewSet(viewsets.ModelViewSet):
    queryset = Migration.objects.all()
    serializer_class = MigrationSerializer
    # permission_classes = (AllowAny,)

    @action(detail=False, methods=['GET'])
    def upcoming(self, request, *args, **kwargs):
        response = {"message": "this will be upcoming migrations"}
        return Response(response, status=status.HTTP_200_OK)

    @action(detail=False, methods=['GET'])
    def missed(self, request, *args, **kwargs):
        response = {"message": str(Migration.objects.filter(
            booked_time__gte=timezone.now()).order_by('-booked_time')[:5])}
        return Response(response, status=status.HTTP_200_OK)


class IndexView(generic.ListView):
    template_name = 'api/index.html'
    context_object_name = 'latest_migrations'

    def get_queryset(self):
        """Return the last five published questions (not including those set in the future)."""
        return Migration.objects.filter(booked_time__gte=timezone.now()).order_by('-booked_time')[:5]