code: public function isConfigured() {
          if (empty($this->options['application_name']) || 
              empty($this->options['client_id']) ||
              empty($this->options['client_secret'])) {
              return false;
          }
          return true;
      }
docs: Checks if an integration is configured. All options are provided.
  This doesn't check if options are correct
  
  @return bool