from django.contrib.auth.mixins import LoginRequiredMixin
from django.contrib.auth.views import LoginView
from django.shortcuts import get_object_or_404
from django.urls import reverse_lazy
from django.views.generic import (CreateView, DeleteView, ListView,
                                  RedirectView, TemplateView, UpdateView)
from django_scopes import scope, scopes_disabled
from scopedsites.models import Domain

from leftists.forms import LinkForm
from leftists.models import ShortLink


class ShortLinkRedirectView(RedirectView):
    def get_redirect_url(self, *args, **kwargs):
        sl = get_object_or_404(ShortLink, location=kwargs.get('link'))
        sl.click()
        return sl.to


class CoolerLoginView(LoginView):
    redirect_authenticated_user = True
    next_page = reverse_lazy('interface.overview')


class OverView(LoginRequiredMixin, TemplateView):
    template_name = 'interface/overview.html'

    def get_context_data(self, **kwargs):
        with scopes_disabled():
            ctx = super().get_context_data(**kwargs)
            ds = Domain.objects.all()
            ctx.setdefault('domains', ds)
            links = []
            for d in ds:
                [links.append(l) for l in d.links.all()]
            ctx.setdefault('links', links)
            return ctx


class LinkListView(LoginRequiredMixin, ListView):
    template_name = 'interface/linkedlist.html'
    model = ShortLink

    def get(self, request, *args, **kwargs):
        with scopes_disabled():
            d = Domain.objects.get(fqdn__contains=kwargs.get('domain'))
        with scope(domain=d):
            return super().get(request, *args, **kwargs)


class LinkCreateView(LoginRequiredMixin, CreateView):
    template_name = 'interface/create_link.html'
    model = ShortLink
    form_class = LinkForm
    success_url = reverse_lazy('interface.overview')


class LinkUpdateView(LoginRequiredMixin, UpdateView):
    template_name = 'interface/basic_form.html'
    model = ShortLink
    form_class = LinkForm
    success_url = reverse_lazy('interface.overview')


class LinkDeleteView(LoginRequiredMixin, DeleteView):
    template_name = 'interface/delete_link.html'
    model = ShortLink
    success_url = reverse_lazy('interface.overview')