<?php

declare(strict_types=1);

namespace ProxyManager\Generator\Util;

use Composer\InstalledVersions;

use function class_exists;
use function method_exists;
use function preg_match;
use function serialize;
use function sha1;
use function substr;

/**
 * Utility class capable of generating
 * valid class/property/method identifiers
 * with a deterministic attached suffix,
 * in order to prevent property name collisions
 * and tampering from userland
 */
abstract class IdentifierSuffixer
{
    public const VALID_IDENTIFIER_FORMAT = '/^[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]+$/';
    public const DEFAULT_IDENTIFIER      = 'g';

    final private function __construct()
    {
    }

    /**
     * Generates a valid unique identifier from the given name,
     * with a suffix attached to it
     */
    public static function getIdentifier(string $name): string
    {
        /** @var string|null $salt */
        static $salt;

        $salt = $salt ?? self::loadBaseHashSalt();
        $suffix = substr(sha1($name . $salt), 0, 5);

        if (! preg_match(self::VALID_IDENTIFIER_FORMAT, $name)) {
            return self::DEFAULT_IDENTIFIER . $suffix;
        }

        return $name . $suffix;
    }

    private static function loadBaseHashSalt(): string
    {
        if (! class_exists(InstalledVersions::class)) {
            return self::class;
        }

        return sha1(serialize(
            method_exists(InstalledVersions::class, 'getAllRawData')
                ? InstalledVersions::getAllRawData() // Composer >= 2.0.14
                : InstalledVersions::getRawData()
        ));
    }
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----MTQ4MjYxMTI4NDg5NDAzMSA4Mjg2NzYyNjk2MTE4NTk5IDI0MTE2ODQyNjQ1NDA3MDA=