alrahma_sunday_school/app/Services/NotificationService.php

<?php

namespace App\Services;

use CodeIgniter\Events\Events;

class NotificationService
{
    /**
     * Trigger a notification event by type and payload.
     *
     * @param string $eventType  The name of the event (e.g., 'userRegistered')
     * @param array  $payload    The data to pass to the listener
     * @return void
     */
    public static function trigger(string $eventType, array $payload): void
    {
        Events::trigger($eventType, $payload);
    }

    /**
     * Helper for sending to a specific user.
     *
     * @param int    $userId
     * @param string $title
     * @param string $message
     * @param array  $channels
     * @return void
     */
    public static function toUser(int $userId, string $title, string $message, array $channels = ['in_app']): void
    {
        self::trigger('customNotification', [
            'user_id'  => $userId,
            'title'    => $title,
            'message'  => $message,
            'channels' => $channels
        ]);
    }
}