import logging
import stripe

from django.core.management.base import BaseCommand

logger = logging.getLogger(__name__)


class Command(BaseCommand):
    help = '''creates webhook with the supplied arguments and returns the 
    webhook secret
    '''

    def add_arguments(self, parser):
        parser.add_argument(
            '--webhook_endpoint',
            help="The url of the webhook endpoint that accepts the events "
                 "from stripe",
            dest="webhook_endpoint"
        )
        parser.add_argument('--events_csv', dest="events_csv")

    def handle(self, *args, **options):
        wep_exists = False
        try:
            we_list = stripe.WebhookEndpoint.list(limit=100)
            for wep in we_list.data:
                if set(wep.enabled_events) == set(options['events_csv'].split(",")):
                    if wep.url == options['webhook_endpoint']:
                        logger.debug("We have this webhook already")
                        wep_exists = True
                        break
            if wep_exists is False:
                logger.debug(
                    "No webhook exists for {} at {}. Creatting a new endpoint "
                    "now".format(
                        options['webhook_endpoint'], options['events_csv']
                    )
                )
                wep = stripe.WebhookEndpoint.create(
                    url=options['webhook_endpoint'],
                    enabled_events=options['events_csv'].split(",")
                )
                self.stdout.write(
                    self.style.SUCCESS('Creation successful. '
                                       'webhook_secret = %s' % wep.secret)
                )
        except Exception as e:
            print(" *** Error occurred. Details {}".format(str(e)))