import logging

from flask import request, redirect, url_for, Blueprint
from flask_login import current_user

from app import app
from auth.decorators import require_session_login
from buildtrigger.basehandler import BuildTriggerHandler
from buildtrigger.bitbuckethandler import BitbucketBuildTrigger
from data import model
from endpoints.decorators import route_show_if
from util.http import abort

import features

logger = logging.getLogger(__name__)
client = app.config['HTTPCLIENT']
bitbuckettrigger = Blueprint('bitbuckettrigger', __name__)


@bitbuckettrigger.route('/bitbucket/callback/trigger/<trigger_uuid>', methods=['GET'])
@route_show_if(features.BITBUCKET_BUILD)
@require_session_login
def attach_bitbucket_build_trigger(trigger_uuid):
  trigger = model.build.get_build_trigger(trigger_uuid)
  if not trigger or trigger.service.name != BitbucketBuildTrigger.service_name():
    abort(404)

  if trigger.connected_user != current_user.db_user():
    abort(404)

  verifier = request.args.get('oauth_verifier')
  handler = BuildTriggerHandler.get_handler(trigger)
  result = handler.exchange_verifier(verifier)
  if not result:
    trigger.delete_instance()
    return 'Token has expired'

  namespace = trigger.repository.namespace_user.username
  repository = trigger.repository.name

  repo_path = '%s/%s' % (namespace, repository)
  full_url = url_for('web.buildtrigger', path=repo_path, trigger=trigger.uuid)

  logger.debug('Redirecting to full url: %s', full_url)
  return redirect(full_url)