servicedesk/src/app/Events/NotificationCreated.php

<?php

namespace App\Events;

use Illuminate\Broadcasting\Channel;
use Illuminate\Broadcasting\InteractsWithSockets;
use Illuminate\Broadcasting\PrivateChannel;
use Illuminate\Contracts\Broadcasting\ShouldBroadcastNow;
use Illuminate\Foundation\Events\Dispatchable;

/**
 * Fired once per database (bell) notification actually created for a real
 * user — see the NotificationSent listener in AppServiceProvider::boot(),
 * which is the single choke point that dispatches this regardless of which
 * of the several TicketService call sites created the underlying
 * notification. Drives both the realtime bell badge (NotificationBell) and,
 * when the viewing browser has granted permission, an in-tab
 * `Notification` API popup.
 */
class NotificationCreated implements ShouldBroadcastNow
{
    use Dispatchable, InteractsWithSockets;

    public function __construct(
        public int $userId,
        public string $notificationId,
        public string $message,
        public string $url,
    ) {}

    /**
     * @return array<int, Channel>
     */
    public function broadcastOn(): array
    {
        return [new PrivateChannel('App.Models.User.'.$this->userId)];
    }

    public function broadcastWith(): array
    {
        return [
            'notificationId' => $this->notificationId,
            'message' => $this->message,
            'url' => $this->url,
        ];
    }
}