vuefilemanager/src/Domain/Admin/Controllers/Dashboard/GetWidgetsValuesController.php

<?php
namespace Domain\Admin\Controllers\Dashboard;

use ByteUnits\Metric;
use App\Users\Models\User;
use App\Http\Controllers\Controller;
use VueFileManager\Subscription\Domain\Subscriptions\Models\Subscription;

class GetWidgetsValuesController extends Controller
{
    public function __invoke(): array
    {
        // Get total storage usage
        $storage_usage = Metric::bytes(
            \DB::table('files')->sum('filesize')
        )->format();

        return [
            'license'                => get_settings('license'),
            'app_version'            => config('vuefilemanager.version'),
            'total_users'            => User::count(),
            'total_used_space'       => $storage_usage,
            'total_premium_users'    => Subscription::count(),
        ];
    }
}