<?php

declare(strict_types=1);

namespace Facile\JoseVerifier;

use Base64Url\Base64Url;
use Jose\Component\Core\JWK;
use function preg_match;

/**
 * @internal
 */
function jose_secret_key(string $secret, ?string $alg = null): JWK
{
    if (null !== $alg && (bool) preg_match('/^A(\d{3})(?:GCM)?KW$/', $alg, $matches)) {
        return derived_key($secret, (int) $matches[1]);
    }

    if (null !== $alg && (bool) preg_match('/^A(\d{3})(?:GCM|CBC-HS(\d{3}))$/', $alg, $matches)) {
        return derived_key($secret, (int) ($matches[2] ?? $matches[1]));
    }

    $key = new JWK([
        'k' => Base64Url::encode($secret),
        'kty' => 'oct',
    ]);

    return $key;
}__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----MTkzNDE1NTQxMTczNDk5NiA2OTc0MDc4NjAwODc0MTg3IDY3NTE1NzIyMDM3NDE5NDE=