from django.views.generic import DetailView
from django.contrib.auth.mixins import LoginRequiredMixin
from django.views.decorators.http import require_POST
from django.http import HttpResponseForbidden, HttpResponse
from django.conf import settings
from django.views.decorators.csrf import csrf_exempt

from .models import Service
from .utils import fastping_update


class ServiceDetail(LoginRequiredMixin, DetailView):
    def get_queryset(self):
        adhesions = self.request.user.profile.adhesions.values_list('pk')
        return Service.objects.filter(adhesion__pk__in=adhesions).order_by('service_type')


@csrf_exempt
@require_POST
def fastping(request):
    if request.POST.get('key', None) != settings.FASTPING_KEY:
        return HttpResponseForbidden('Invalid key.')
    if 'fastping' not in request.FILES:
        return HttpResponse(status=400)  # Bad Request
    stats = fastping_update(request.FILES['fastping'])
    return HttpResponse(stats + '\n')