<?php


namespace App\Service;


use App\Entity\Owner;
use App\Entity\Poll;
use Doctrine\ORM\EntityManagerInterface;
use Exception;
use http\Header;
use Symfony\Bridge\Twig\Mime\TemplatedEmail;
use Symfony\Component\Mailer\Mailer;
use Symfony\Component\Mailer\Transport\Smtp\EsmtpTransport;
use Symfony\Component\Mime\Address;

class MailService {


	/**
	 * @var EntityManagerInterface
	 */
	private $em;

	private $mailer;

	public function __construct( EntityManagerInterface $entityManager ) {
		$this->em     = $entityManager;
		$transport    = new EsmtpTransport();
		$this->mailer = new Mailer( $transport );
	}

	/**
	 * @param Owner $foundOwner
	 * @param Poll $poll
	 * @param Mailer $mailer
	 *
	 * @throws \Symfony\Component\Mailer\Exception\TransportExceptionInterface
	 */
	public function sendCreationMailAction( Owner $foundOwner, Poll $poll) {

		// anti spam , limit to every minute TODO

		$config = [
			'owner'          => $foundOwner,
			'from'           => 'ne-pas-repondre@framadate-api.cipherbliss.com',
			'poll'           => $poll,
			'title'          => 'Création de sondage - ' . $poll->getTitle(),
			'email_template' => 'emails/creation-mail.html.twig',
		];

		return $this->sendMailWithVars( $config );
	}


	/**
	 * anti spam , limit to every minute TODO
	 *
	 * @param Owner $owner
	 *
	 * @return bool
	 */
	public function antispamCheck( Owner $owner ) {

//		$lastSend = $admin_user->getRequestedPollsDate();
//		$now      = new \DateTime();

//		if ( date_diff( $lastSend, $now ) < 60 ) {
//			// too soon!
//			die( 'too soon!' );
//		}
//		$admin_user->setRequestedPollsDate( $now );
//		$em->persist( $admin_user );
//		$em->flush();
		return true;
	}

	/**
	 * send created polls to an owner
	 *
	 * @param Owner $owner
	 *
	 * @return int|void
	 * @throws Exception
	 */
	public function sendOwnerPollsAction( Owner $owner ) {

		$config = [
			'owner'          => $owner,
			'title'          => 'Framadate | Mes sondages',
			'email_template' => 'emails/owner-list.html.twig',
		];

		return $this->sendMailWithVars( $config );
	}

	/**
	 * generic way to send email with html template
	 *
	 * @param $config
	 *
	 * @throws \Symfony\Component\Mailer\Exception\TransportExceptionInterface
	 */
	public function sendMailWithVars( $config ) {

		$emailChoicesTemplates = [
			'creation_poll'    => 'creation-mail.html.twig',
			'edit_poll'    => 'modification-notification-mail.html.twig',
			'creation_poll_admin'    => 'author-mail.html.twig',
			'owner_list'    => 'owner-list.html.twig',
			'expiration'    => 'expiration-mail.html.twig',
			'creation_comment' => 'comment-notification.html.twig',
			'creation_vote'    => 'vote-notification.html.twig',
		];
		$emailChoicesTitles    = [
			'creation_poll'    => 'Framadate | Création de sondage - lien public - ' . $config['poll']->getTitle(),
			'edit_poll'    => 'Framadate | Modification de sondage - ' . $config['poll']->getTitle(),
			'creation_poll_admin'    => 'Framadate | Création de sondage - lien admin - ',
			'owner_list'    => 'Framadate | Vos sondages créés',
			'expiration'    => 'Framadate | Notice d\'expiration du sondage '. $config['poll']->getTitle(),
			'creation_comment' => 'Framadate | Commentaire de "' . $config['owner']->getPseudo() . '" - sondage ' . $config['poll']->getTitle(),
			'creation_vote'    => 'Framadate | Vote de "' . $config['owner']->getPseudo() . '" - sondage ' . $config['poll']->getTitle(),
		];

		$email = ( new TemplatedEmail() )
			->from( new Address( $config[ 'from' ] ) )
//			->setHeaders( [new Header('charset', 'UTF-8' )])
			->subject( $config[ 'title' ] )
			->to( $config[ 'owner' ]->getEmail() )
			->htmlTemplate( $config[ 'email_template' ] )
			->context( $config );

		// send email
		return $this->
		mailer->send( $email );
	}
}