SendWelcomeMail.php

<?php

namespace App\Listeners\Trainer;

use App\Event\UserRegistered;
use App\I18nTrait;
use App\Mail\Trainer\Welcome;
use Illuminate\Config\Repository as Config;
use Illuminate\Contracts\Queue\ShouldQueue;
use Illuminate\Mail\Mailer;
use Illuminate\Queue\InteractsWithQueue;

/**
 * Class SendWelcomeMail
 *
 * @package App\Listeners
 */
class SendWelcomeMail implements ShouldQueue
{
    use InteractsWithQueue, I18nTrait;

    /**
     * @var UserRegistered
     */
    public $event;

    /**
     * @var Config
     */
    protected $config;

    /**
     * @var Mailer
     */
    protected $mailer;

    /**
     * @param Config $config
     */
    public function __construct(Config $config, Mailer $mailer)
    {
        $this->config = $config;
        $this->mailer = $mailer;
    }

    /**
     * @param  UserRegistered $event
     *
     * @return void
     */
    public function handle(UserRegistered $event)
    {
        $this->event = $event;

        $this->setUserLocale($this->event->user->flag->interface_language);

        $this->mailer->to($this->event->user->email)
            ->send(new Welcome($this->event->user));
    }
}