from django.shortcuts import render
from django.contrib.sites.shortcuts import get_current_site
from django.views.generic import CreateView, DetailView, ListView, UpdateView
from django.http import HttpResponse

from ponyconf.mixins import OnSiteFormMixin

from accounts.decorators import staff_required
from accounts.mixins import OrgaRequiredMixin, StaffRequiredMixin

from proposals.models import Talk

from .models import Room
from .forms import RoomForm
from .utils import Program


class RoomMixin(object):
    def get_queryset(self):
        return Room.objects.filter(site=get_current_site(self.request)).all()


class RoomFormMixin(OnSiteFormMixin):
    form_class = RoomForm


class RoomList(StaffRequiredMixin, RoomMixin, ListView):
    pass


class RoomCreate(OrgaRequiredMixin, RoomMixin, RoomFormMixin, CreateView):
    model = Room

class RoomUpdate(OrgaRequiredMixin, RoomMixin, RoomFormMixin, UpdateView):
    pass

class RoomDetail(StaffRequiredMixin, RoomMixin, DetailView):
    pass


@staff_required
def program(request):
    program = Program(site=get_current_site(request))
    f = request.GET.get('format')
    if f  == 'xml':
        return HttpResponse(program.as_xml(), content_type="application/xml")
    else:
        return render(request, 'planning/program.html', {
            'program': program,
        })