#coding: utf-8
from django.core.management.base import BaseCommand, CommandError

from allauth_ens.adapter import install_longterm_adapter

class Command(BaseCommand):
    help = 'Manages the transition from an older django_cas or an allauth_ens installation without LongTermClipperAccountAdapter'

    def add_arguments(self, parser):
        parser.add_argument(
            '--fake',
            action='store_true',
            default=False,
            help='Does not save the models created/updated, only shows the list',
        )
        pass

    def handle(self, *args, **options):
        logs = install_longterm_adapter(options.get("fake", False))
        self.stdout.write("Social accounts created : %d" % len(logs["created"]))
        self.stdout.write("   ".join(("%s -> %s" % s) for s in logs["created"]))
        self.stdout.write("Social accounts displaced : %d" % len(logs["updated"]))
        self.stdout.write("   ".join(("%s -> %s" % s) for s in logs["updated"]))
        self.stdout.write("User accounts unmodified : %d" % len(logs["unmodified"]))
        self.stdout.write("   ".join(logs["unmodified"]))

        self.stdout.write(self.style.SUCCESS(u'LongTermClipper migration successful'))