from django.views.generic import ListView, DetailView
from django.utils import timezone
from .models import *
from django.shortcuts import redirect
from .mixins import CampViewMixin
from django.views import View
from django.conf import settings
import logging
logger = logging.getLogger("bornhack.%s" % __name__)


class CampRedirectView(CampViewMixin, View):
    def dispatch(self, request, *args, **kwargs):
        # find the closest camp in the past
        prevcamp = Camp.objects.filter(camp__endswith__lt=timezone.now()).order_by('-camp')[0]

        # find the closest upcoming camp
        nextcamp = Camp.objects.filter(camp__startswith__gt=timezone.now()).order_by('camp')[0]

        # find the number of days between the two camps
        daysbetween = (nextcamp.camp.lower - prevcamp.camp.upper).days

        # find the number of days since the last camp ended
        dayssinceprevcamp = (timezone.now() - prevcamp.camp.lower).days

        # find the percentage of time passed
        percentpassed = (dayssinceprevcamp / daysbetween) * 100

        # do the redirect
        if percentpassed > settings.CAMP_REDIRECT_PERCENT:
            camp = nextcamp
        else:
            camp = prevcamp

        logger.debug("Redirecting to camp '%s' for page '%s' because %s%% of the time between the camps passed" % (camp.slug, kwargs['page'], int(percentpassed)))
        return redirect(kwargs['page'], camp_slug=camp.slug)


class CampDetailView(DetailView):
    model = Camp
    slug_url_kwarg = 'camp_slug'

    def get_template_names(self):
        return '%s_camp_detail.html' % self.get_object().slug


class CampListView(ListView):
    model = Camp
    template_name = 'camp_list.html'