protected function registerLogs()
    {
        $this->app->singleton('logs', function($app)
        {
            $config = $this->app->config->get('logs');

            if ($config['adapter'] == 'loggly') {

                return new Adapters\Loggly();

            } elseif ($config['adapter'] == 'stackdriver') {

                return new Adapters\Stackdriver();

            } else {

                return new Adapters\Monolog();

            }
            
        });
    }