<?php

namespace SGalinski\SgMail\Command;

/***************************************************************
 *  Copyright notice
 *
 *  (c) sgalinski Internet Services (https://www.sgalinski.de)
 *
 *  All rights reserved
 *
 *  This script is part of the TYPO3 project. The TYPO3 project is
 *  free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  The GNU General Public License can be found at
 *  http://www.gnu.org/copyleft/gpl.html.
 *
 *  This script is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  This copyright notice MUST APPEAR in all copies of the script!
 ***************************************************************/

use SGalinski\SgMail\Domain\Model\Mail;
use SGalinski\SgMail\Service\PlaintextService;
use TYPO3\CMS\Core\Mail\MailMessage;
use TYPO3\CMS\Core\Utility\GeneralUtility;
use TYPO3\CMS\Extbase\Domain\Model\FileReference;
use TYPO3\CMS\Extbase\Mvc\Controller\CommandController;

/**
 * Command controller for the mailing feature
 */
class SendMailCommandController extends CommandController {
	/**
	 * @var \SGalinski\SgMail\Domain\Repository\MailRepository
	 * @inject
	 */
	protected $mailRepository;

	/**
	 * @var \TYPO3\CMS\Extbase\Persistence\Generic\PersistenceManager
	 * @inject
	 */
	protected $persistenceManager;

	/**
	 * Executes the sending of mails with a maximum of the given sentCount.
	 *
	 * @param int $sendCount
	 * @return void
	 * @throws \TYPO3\CMS\Extbase\Persistence\Exception\UnknownObjectException
	 * @throws \TYPO3\CMS\Extbase\Persistence\Exception\IllegalObjectTypeException
	 */
	public function runSendMailsCommand($sendCount = 50) {
		$mailsToSend = $this->mailRepository->findMailsToSend($sendCount);

		foreach ($mailsToSend as $mailToSend) {
			/** @var Mail $mailToSend */
			$fromAddress = $mailToSend->getFromAddress();
			$toAddresses = trim($mailToSend->getToAddress());
			$addressesArray = GeneralUtility::trimExplode(',', $toAddresses, TRUE);
			if (\count($addressesArray) > 1) {
				$toAddresses = $addressesArray;
			}
			$ccAddresses = GeneralUtility::trimExplode(',', $mailToSend->getCcAddresses(), TRUE);
			$bccAddresses = GeneralUtility::trimExplode(',', $mailToSend->getBccAddresses(), TRUE);
			$mailSubject = $mailToSend->getMailSubject();
			$mailBody = $mailToSend->getMailBody();

			$mailToSend->setSendingTime(time());
			$mailToSend->setLastSendingTime(time());

			if (empty($fromAddress) || empty($toAddresses)) {
				continue;
			}
			$this->mailRepository->update($mailToSend);

			$mailMessage = $this->objectManager->get(MailMessage::class);
			$mailMessage->setFrom($fromAddress, $mailToSend->getFromName());
			$mailMessage->setTo($toAddresses);
			$mailMessage->setSubject($mailSubject);
			if (count($ccAddresses)) {
				$mailMessage->setCc($ccAddresses);
			}
			if (count($bccAddresses)) {
				$mailMessage->setBcc($bccAddresses);
			}

			$mailMessage->setBody($mailBody, 'text/html');
            $plaintextService = GeneralUtility::makeInstance(PlaintextService::class);
            $plaintextBody = $plaintextService->makePlain($mailBody);
            $mailMessage->addPart($plaintextBody, 'text/plain');

            $attachments = $mailToSend->getAttachments();
            if ($attachments->count() > 0) {
            	foreach ($attachments as $attachment) {
					/**
					 * @var FileReference $attachment
					 */
					$file = $attachment->getOriginalResource()->getOriginalFile();
            		$mailMessage->attach(
            			\Swift_Attachment::newInstance($file->getContents(), $file->getName(), $file->getMimeType())
					);
				}
			}
			try {
				$mailMessage->send();
			} catch (\Exception $exception) {
				// @TODO proper error handling is missing, save this into the database?
			}
		}

		// Important for command controllers that change data
		$this->persistenceManager->persistAll();
	}
}