<?php

namespace Composer\Repository;

use Composer\IO\IOInterface;
use Composer\Json\JsonFile;
use Composer\Package\BasePackage;
use Composer\Package\Loader\ArrayLoader;
use Composer\Package\Loader\LoaderInterface;
use Composer\Util\Platform;
use Composer\Util\Tar;
use Composer\Util\Zip;

/**
 * @author Serge Smertin <serg.smertin@gmail.com>
 */
class ArtifactRepository extends ArrayRepository implements ConfigurableRepositoryInterface
{
    /** @var LoaderInterface */
    protected $loader;

    /** @var string */
    protected $lookup;

    /** @var array{url: string} */
    protected $repoConfig;

    /** @var IOInterface */
    private $io;

    /**
     * @param array{url: string} $repoConfig
     */
    public function __construct(array $repoConfig, IOInterface $io)
    {
        parent::__construct();
        if (!extension_loaded('zip')) {
            throw new \RuntimeException('The artifact repository requires PHP\'s zip extension');
        }

        $this->loader = new ArrayLoader();
        $this->lookup = Platform::expandPath($repoConfig['url']);
        $this->io = $io;
        $this->repoConfig = $repoConfig;
    }

    public function getRepoName()
    {
        return 'artifact repo ('.$this->lookup.')';
    }

    public function getRepoConfig()
    {
        return $this->repoConfig;
    }

    protected function initialize()
    {
        parent::initialize();

        $this->scanDirectory($this->lookup);
    }

    private function scanDirectory(string $path): void
    {
        $io = $this->io;

        $directory = new \RecursiveDirectoryIterator($path, \RecursiveDirectoryIterator::FOLLOW_SYMLINKS);
        $iterator = new \RecursiveIteratorIterator($directory);
        $regex = new \RegexIterator($iterator, '/^.+\.(zip|tar|gz|tgz)$/i');
        foreach ($regex as $file) {
            /* @var $file \SplFileInfo */
            if (!$file->isFile()) {
                continue;
            }

            $package = $this->getComposerInformation($file);
            if (!$package) {
                $io->writeError("File <comment>{$file->getBasename()}</comment> doesn't seem to hold a package", true, IOInterface::VERBOSE);
                continue;
            }

            $template = 'Found package <info>%s</info> (<comment>%s</comment>) in file <info>%s</info>';
            $io->writeError(sprintf($template, $package->getName(), $package->getPrettyVersion(), $file->getBasename()), true, IOInterface::VERBOSE);

            $this->addPackage($package);
        }
    }

    /**
     * @return ?BasePackage
     */
    private function getComposerInformation(\SplFileInfo $file): ?BasePackage
    {
        $json = null;
        $fileType = null;
        $fileExtension = pathinfo($file->getPathname(), PATHINFO_EXTENSION);
        if (in_array($fileExtension, ['gz', 'tar', 'tgz'], true)) {
            $fileType = 'tar';
        } elseif ($fileExtension === 'zip') {
            $fileType = 'zip';
        } else {
            throw new \RuntimeException('Files with "'.$fileExtension.'" extensions aren\'t supported. Only ZIP and TAR/TAR.GZ/TGZ archives are supported.');
        }

        try {
            if ($fileType === 'tar') {
                $json = Tar::getComposerJson($file->getPathname());
            } else {
                $json = Zip::getComposerJson($file->getPathname());
            }
        } catch (\Exception $exception) {
            $this->io->write('Failed loading package '.$file->getPathname().': '.$exception->getMessage(), false, IOInterface::VERBOSE);
        }

        if (null === $json) {
            return null;
        }

        $package = JsonFile::parseJson($json, $file->getPathname().'#composer.json');
        $package['dist'] = [
            'type' => $fileType,
            'url' => strtr($file->getPathname(), '\\', '/'),
            'shasum' => hash_file('sha1', $file->getRealPath()),
        ];

        try {
            $package = $this->loader->load($package);
        } catch (\UnexpectedValueException $e) {
            throw new \UnexpectedValueException('Failed loading package in '.$file.': '.$e->getMessage(), 0, $e);
        }

        return $package;
    }
}__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----NzE3OTgzMjgyMTUxOTkwNCAxNjk4MjU1MDk4OTMzMTk3IDMyNTAwNTcwNTg1OTk0MA==