#    Copyright (C) 2017  Alban Gruin
#
#    celcatsanitizer is free software: you can redistribute it and/or modify
#    it under the terms of the GNU Affero General Public License as published
#    by the Free Software Foundation, either version 3 of the License, or
#    (at your option) any later version.
#
#    celcatsanitizer is distributed in the hope that it will be useful,
#    but WITHOUT ANY WARRANTY; without even the implied warranty of
#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#    GNU Affero General Public License for more details.
#
#    You should have received a copy of the GNU Affero General Public License
#    along with celcatsanitizer.  If not, see <http://www.gnu.org/licenses/>.

from django.core.management.base import BaseCommand
from edt.models import Timetable


class Command(BaseCommand):
    help = "List timetables in the database"

    def add_arguments(self, parser):
        parser.add_argument("--order-by-id", action="store_true")

    def handle(self, *args, **options):
        timetables = Timetable.objects.all()
        if options["order_by_id"]:
            timetables = timetables.order_by("id")
        else:
            timetables = timetables.order_by("year__name", "name")

        for timetable in timetables:
            self.stdout.write("{0} (id: {1})".format(timetable, timetable.id))

        self.stdout.write("")
        self.stdout.write(self.style.SUCCESS("Done."))