ldc-com-app-bo/app/Enums/Documents/LangEnum.php

<?php

namespace App\Enums\Documents;

use Uwil\LaravelCommon\Traits\Enums\BaseEnum;

enum LangEnum: int
{
    use BaseEnum;

    case fr = 1;
    case en = 2;
    case de = 3;
    case nl = 4;

    /**
     * Optionnal labels definition.
     *
     * @phpstan-ignore-next-line
     */
    private const LABELS = [
        self::fr->name => 'Français (FR)',
        self::en->name => 'Anglais (EN)',
        self::de->name => 'Allemand (DE)',
        self::nl->name => 'Néerlandais (NL)',
    ];
}