protected function registerGoogleServiceProvider()
    {
        $this->app->register(GoogleServiceProvider::class);

        $this->app->booting(function() {
            $loader = AliasLoader::getInstance();
            $loader->alias('Google', Google::class);
        });

        app()->extend(\PulkitJalan\Google\Client::class, function ($command, $app) {
            $config = $app['config']['google'];
            return new \PulkitJalan\Google\Client($config, config('users.google_apps_admin_user_email'));
        });
    }