import os
import base64


def init_app(app):

    config = app.config

    _default_secret_key = base64.b64encode(os.urandom(32)).decode('utf-8')

    config['SECRET_KEY'] = os.environ.get('SECRET_KEY', _default_secret_key)

    # Flask-Bootstrap
    config.setdefault('BOOTSTRAP_SERVE_LOCAL', True)

    # ennstatus

    # moment.js string formatting
    # http://momentjs.com/docs/#/displaying/format/
    config.setdefault('ENNSTATUS_MOMENTJS_FORMAT', 'DD MMMM YYYY HH:mm:ss')

    config.setdefault('ENNSTATUS_STRFTIME_FORMAT', '%d %B %Y %H:%M:%S')