<?php

declare(strict_types=1);

final class Flash
{
    private const CLE = "_flash";

    public static function definir(string $type, string $message): void
    {
        $_SESSION[self::CLE] = [
            "type" => $type,
            "message" => $message
        ];
    }

    public static function consommer(): ?array
    {
        if (empty($_SESSION[self::CLE]))
        {
            return null;
        }

        $flash = $_SESSION[self::CLE];
        unset($_SESSION[self::CLE]);

        return $flash;
    }
}