import logging
from django.contrib import messages
from django.contrib.auth import views as auth_views
from django.urls import reverse_lazy
from django.utils.translation import ugettext as _

from .. import emails
from .. import forms

logger = logging.getLogger(__name__)


class LoginView(auth_views.LoginView):
    form_class = forms.auth.LoginForm
    next_page = reverse_lazy('dav_events:event_list')
    template_name = 'dav_events/auth/login_form.html'

    def get_success_url(self):
        url = self.get_redirect_url()
        return url or self.next_page

    def form_valid(self, form):
        r = super(LoginView, self).form_valid(form)
        messages.success(self.request, _(u'Benutzer angemeldet: %(username)s') % {'username': form.get_user()})
        return r


class LogoutView(auth_views.LogoutView):
    next_page = reverse_lazy('dav_events:home')

    def dispatch(self, request, *args, **kwargs):
        r = super(LogoutView, self).dispatch(request, *args, **kwargs)
        messages.success(self.request, _(u'Benutzer abgemeldet.'))
        return r


class SetPasswordView(auth_views.PasswordChangeView):
    form_class = forms.auth.SetPasswordForm
    template_name = 'dav_events/auth/set_password_form.html'
    success_url = reverse_lazy('dav_events:event_list')

    def form_valid(self, form):
        r = super(SetPasswordView, self).form_valid(form)
        messages.success(self.request, _(u'Passwort gespeichert.'))
        if form.cleaned_data.get('send_password_mail', False):
            email = emails.PasswordSetEmail(self.request.user, form.cleaned_data['new_password'])
            email.send()
        return r