liwo/app/Listeners/BusinessUserCreateNotif.php

<?php

namespace App\Listeners;

use App\Events\BusinessUserCreate;
use App\Models\Business;
use App\Models\User;
use App\Utilities\HelperClass\NotificationHelper;

class BusinessUserCreateNotif
{

    /**
     * @var NotificationHelper
     */
    public $helper;

    /**
     * Create the event listener.
     *
     * @return void
     */
    public function __construct(NotificationHelper $helper)
    {
        $this->helper = $helper;
    }

    /**
     * Handle the event.
     *
     * @param  BusinessUserCreate  $event
     * @return void
     */
    public function handle(BusinessUserCreate $event)
    {
        $payload = $event->message;
        if ($payload->data->original->level === enum('levels.inactive.id')) {
            // When user level in business is zero, probably user added to business by system
            // And not necessary send notification to stakeholders
            return;
        }
        $new_user = User::findOrFail($payload->data->original->user_id);
        $owners = Business::findOrFail($payload->business)->owners()
            ->whereNotIn('id', [$new_user->id, auth()->id()])->get();

        $users = $owners->prepend($new_user);

        $this->helper->makeNotif($payload, null,
            ['business' => request('_business_info')['name'], 'user' => $new_user->name]
        )->sendNotifications($users, 'critical');
    }
}