/**
  * Send mail
  *
  * @param \Cake\Mailer\Email $email Email
  * @return array
  */
 public function send(Email $email)
 {
     if (!empty($this->_config['queue'])) {
         $this->_config = $this->_config['queue'] + $this->_config;
         $email->config((array) $this->_config['queue'] + ['queue' => []]);
         unset($this->_config['queue']);
     }
     $settings = ['from' => [$email->from()], 'to' => [$email->to()], 'cc' => [$email->cc()], 'bcc' => [$email->bcc()], 'charset' => [$email->charset()], 'replyTo' => [$email->replyTo()], 'readReceipt' => [$email->readReceipt()], 'returnPath' => [$email->returnPath()], 'messageId' => [$email->messageId()], 'domain' => [$email->domain()], 'getHeaders' => [$email->getHeaders()], 'headerCharset' => [$email->headerCharset()], 'theme' => [$email->theme()], 'profile' => [$email->profile()], 'emailFormat' => [$email->emailFormat()], 'subject' => [$email->getOriginalSubject()], 'transport' => [$this->_config['transport']], 'attachments' => [$email->attachments()], 'template' => $email->template(), 'viewVars' => [$email->viewVars()]];
     foreach ($settings as $setting => $value) {
         if (array_key_exists(0, $value) && ($value[0] === null || $value[0] === [])) {
             unset($settings[$setting]);
         }
     }
     $QueuedTasks = TableRegistry::get('Queue.QueuedTasks');
     $result = $QueuedTasks->createJob('Email', ['settings' => $settings]);
     $result['headers'] = '';
     $result['message'] = '';
     return $result;
 }