Sistemul de Evenimente și Ascultători (Events & Listeners) în Laravel

// app/Events/OrderPlaced.php
namespace App\Events;

use App\Models\Order;
use Illuminate\Foundation\Events\Dispatchable;
use Illuminate\Queue\SerializesModels;

class OrderPlaced
{
    use Dispatchable, SerializesModels;
    public function __construct(public Order $order) {}
}

// app/Listeners/SendOrderEmail.php
namespace App\Listeners;

use App\Events\OrderPlaced;
use Illuminate\Contracts\Queue\ShouldQueue;

class SendOrderEmail implements ShouldQueue
{
    public function handle(OrderPlaced $event): void
    {
        // Trimite email în fundal pe coadă:
        // Mail::to($event->order->user)->send(new OrderConfirmation($event->order));
    }
}