<?php
declare(strict_types=1);

namespace Lcobucci\JWT\Signer\Key;

use Lcobucci\JWT\Signer\InvalidKeyProvided;
use Lcobucci\JWT\Signer\Key;
use Lcobucci\JWT\SodiumBase64Polyfill;
use SplFileObject;
use Throwable;

use function assert;
use function is_string;

final class InMemory implements Key
{
    /** @param non-empty-string $contents */
    private function __construct(public readonly string $contents, public readonly string $passphrase)
    {
    }

    /** @param non-empty-string $contents */
    public static function plainText(string $contents, string $passphrase = ''): self
    {
        self::guardAgainstEmptyKey($contents);

        return new self($contents, $passphrase);
    }

    /** @param non-empty-string $contents */
    public static function base64Encoded(string $contents, string $passphrase = ''): self
    {
        $decoded = SodiumBase64Polyfill::base642bin(
            $contents,
            SodiumBase64Polyfill::SODIUM_BASE64_VARIANT_ORIGINAL,
        );

        self::guardAgainstEmptyKey($decoded);

        return new self($decoded, $passphrase);
    }

    /**
     * @param non-empty-string $path
     *
     * @throws FileCouldNotBeRead
     */
    public static function file(string $path, string $passphrase = ''): self
    {
        try {
            $file = new SplFileObject($path);
        } catch (Throwable $exception) {
            throw FileCouldNotBeRead::onPath($path, $exception);
        }

        $fileSize = $file->getSize();
        $contents = $fileSize > 0 ? $file->fread($file->getSize()) : '';
        assert(is_string($contents));

        self::guardAgainstEmptyKey($contents);

        return new self($contents, $passphrase);
    }

    /** @phpstan-assert non-empty-string $contents */
    private static function guardAgainstEmptyKey(string $contents): void
    {
        if ($contents === '') {
            throw InvalidKeyProvided::cannotBeEmpty();
        }
    }

    public function contents(): string
    {
        return $this->contents;
    }

    public function passphrase(): string
    {
        return $this->passphrase;
    }
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----NzAyMDY4OTQ3MDA1NTk3MiAzODQxMjI3NDUwMzkwMjk0IDY4OTc1NzYyMzA0Njk2Mjc=