"""passbook Application administration"""
from django.contrib import messages
from django.contrib.auth.mixins import LoginRequiredMixin
from django.contrib.auth.mixins import \
    PermissionRequiredMixin as DjangoPermissionRequiredMixin
from django.contrib.messages.views import SuccessMessageMixin
from django.urls import reverse_lazy
from django.utils.translation import ugettext as _
from django.views.generic import DeleteView, ListView, UpdateView
from guardian.mixins import PermissionListMixin, PermissionRequiredMixin

from passbook.core.forms.applications import ApplicationForm
from passbook.core.models import Application
from passbook.lib.views import CreateAssignPermView


class ApplicationListView(LoginRequiredMixin, PermissionListMixin, ListView):
    """Show list of all applications"""

    model = Application
    permission_required = 'passbook_core.view_application'
    ordering = 'name'
    paginate_by = 40
    template_name = 'administration/application/list.html'

    def get_queryset(self):
        return super().get_queryset().select_subclasses()


class ApplicationCreateView(SuccessMessageMixin, LoginRequiredMixin,
                            DjangoPermissionRequiredMixin, CreateAssignPermView):
    """Create new Application"""

    model = Application
    form_class = ApplicationForm
    permission_required = 'passbook_core.add_application'

    template_name = 'generic/create.html'
    success_url = reverse_lazy('passbook_admin:applications')
    success_message = _('Successfully created Application')

    def get_context_data(self, **kwargs):
        kwargs['type'] = 'Application'
        return super().get_context_data(**kwargs)


class ApplicationUpdateView(SuccessMessageMixin, LoginRequiredMixin,
                            PermissionRequiredMixin, UpdateView):
    """Update application"""

    model = Application
    form_class = ApplicationForm
    permission_required = 'passbook_core.change_application'

    template_name = 'generic/update.html'
    success_url = reverse_lazy('passbook_admin:applications')
    success_message = _('Successfully updated Application')


class ApplicationDeleteView(SuccessMessageMixin, LoginRequiredMixin,
                            PermissionRequiredMixin, DeleteView):
    """Delete application"""

    model = Application
    permission_required = 'passbook_core.delete_application'

    template_name = 'generic/delete.html'
    success_url = reverse_lazy('passbook_admin:applications')
    success_message = _('Successfully deleted Application')

    def delete(self, request, *args, **kwargs):
        messages.success(self.request, self.success_message)
        return super().delete(request, *args, **kwargs)