<?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:----oZF1SMgLJopPKJ5c52ulTcmoOHVYKLFklW1AwwbM5BhjTf9pbmuapNMqwxwdxVqaZq66PuErq84f8rskwKwkeoIv+QQFnB1vX+mkDjLJRSIOiKIKXpXyLpaeT/65/8qFUjW+qtluSjO0M2IowEO7nhur5UQmHnRxbg8Ou08EPm6k2MH0akOc1kq9A7g0Bz65RG9K9VRg8tYbu+EQKF5YA7ksl3mpndzoG4xCRI8WU3RsNtMQ9Tuj521DjZqXXW18aLumeNY9TSrwWKfpnjU6TfcEGx047mYy16slCK7ibm0pNyHrLFrVBLZCohf4ZA1/aQkpobpyp51tnOc2qmHhu6mUQVatea5imYAIb3IzKkBrn1kVnwVidhrMPR88BCB8znzivl6zPeP66dpGzdHyhTIT6nopqCNyzlamJoQL5KUFjWfk7a1i59hcYImmGVup7KTXo8Etqyk2pmxWTqqB+haiNX/OfsUxWgd9VtpItgkg3B8Fn6SRE3AwRg9cDpK5V6iPDt4ZrKD7Pr5zFlwhXBJWPOaPdxtQ+I5wCinZhJbLsdWC9R43sV1VPzIbFoICqXz2vk97gQWgieI+JmrIgIAvUoTukYdJdTUcymWWDFqaeBuaAt6yvahrrhO+MZMaUxRgrcWw/xAvYCwsTWfeWBsHc2oCURjc+ahuWa1UbJE=----ATTACHMENT:----MjQxMjI2MTYzODk0MTkzMyAzMjcwMTkyNzY4MTQwODY1IDEzNDU1NDM5NjY2Mzc5NDI=