<?php

namespace Drupal\symfony_mailer\Plugin\EmailBuilder;

use Drupal\Core\Url;
use Drupal\symfony_mailer\EmailInterface;
use Drupal\symfony_mailer\MailerHelperTrait;
use Drupal\symfony_mailer\Processor\EmailBuilderBase;

/**
 * Defines a base class for contact module email builders.
 */
class ContactEmailBuilderBase extends EmailBuilderBase {

  use MailerHelperTrait;

  /**
   * {@inheritdoc}
   */
  public function init(EmailInterface $email) {
    parent::init($email);
    if ($email->getSubType() != 'mail') {
      $email->setTo($email->getParam('sender'));
    }
  }

  /**
   * {@inheritdoc}
   */
  public function build(EmailInterface $email) {
    /** @var \Drupal\user\UserInterface $sender */
    $sender = $email->getParam('sender');
    $contact_message = $email->getParam('contact_message');

    $email->setBodyEntity($contact_message, 'mail')
      ->addLibrary('symfony_mailer/contact')
      ->setVariable('subject', $contact_message->getSubject())
      ->setVariable('site_name', $this->helper()->config()->get('system.site')->get('name'))
      ->setVariable('sender_name', $sender->getDisplayName())
      ->setVariable('sender_url', $sender->isAuthenticated() ? $sender->toUrl('canonical')->toString() : Url::fromUri('mailto:' . $sender->getEmail()));

    if ($email->getSubType() == 'mail') {
      $email->setReplyTo($sender);
    }
  }

}