<?php

namespace Composer\Downloader;

use Composer\Package\PackageInterface;
use Composer\Pcre\Preg;
use Composer\Util\ProcessExecutor;
use React\Promise\PromiseInterface;

/**
 * @author BohwaZ <http://bohwaz.net/>
 */
class FossilDownloader extends VcsDownloader
{
	/**
	 * @inheritDoc
	 */
	protected function doDownload(
		PackageInterface $package,
		string $path,
		string $url,
		?PackageInterface $prevPackage = null,
	): PromiseInterface {
		return \React\Promise\resolve(null);
	}


	/**
	 * @inheritDoc
	 */
	protected function doInstall(PackageInterface $package, string $path, string $url): PromiseInterface
	{
		$this->config->prohibitUrlByConfig($url, $this->io);

		$url = ProcessExecutor::escape($url);
		$ref = ProcessExecutor::escape($package->getSourceReference());
		$repoFile = $path . '.fossil';
		$this->io->writeError("Cloning ".$package->getSourceReference());
		$command = sprintf('fossil clone -- %s %s', $url, ProcessExecutor::escape($repoFile));
		if (0 !== $this->process->execute($command, $ignoredOutput)) {
		    throw new \RuntimeException('Failed to execute ' . $command . "\n\n" . $this->process->getErrorOutput());
		}
		$command = sprintf('fossil open --nested -- %s', ProcessExecutor::escape($repoFile));
		if (0 !== $this->process->execute($command, $ignoredOutput, realpath($path))) {
		    throw new \RuntimeException('Failed to execute ' . $command . "\n\n" . $this->process->getErrorOutput());
		}
		$command = sprintf('fossil update -- %s', $ref);
		if (0 !== $this->process->execute($command, $ignoredOutput, realpath($path))) {
		    throw new \RuntimeException('Failed to execute ' . $command . "\n\n" . $this->process->getErrorOutput());
		}

		return \React\Promise\resolve(null);
	}


	/**
	 * @inheritDoc
	 */
	protected function doUpdate(
		PackageInterface $initial,
		PackageInterface $target,
		string $path,
		string $url,
	): PromiseInterface {
		$this->config->prohibitUrlByConfig($url, $this->io);

		$ref = ProcessExecutor::escape($target->getSourceReference());
		$this->io->writeError(" Updating to ".$target->getSourceReference());

		if (!$this->hasMetadataRepository($path)) {
		    throw new \RuntimeException('The .fslckout file is missing from '.$path.', see https://getcomposer.org/commit-deps for more information');
		}

		$command = sprintf('fossil pull && fossil up %s', $ref);
		if (0 !== $this->process->execute($command, $ignoredOutput, realpath($path))) {
		    throw new \RuntimeException('Failed to execute ' . $command . "\n\n" . $this->process->getErrorOutput());
		}

		return \React\Promise\resolve(null);
	}


	/**
	 * @inheritDoc
	 */
	public function getLocalChanges(PackageInterface $package, string $path): ?string
	{
		if (!$this->hasMetadataRepository($path)) {
		    return null;
		}

		$this->process->execute('fossil changes', $output, realpath($path));

		$output = trim($output);

		return strlen($output) > 0 ? $output : null;
	}


	/**
	 * @inheritDoc
	 */
	protected function getCommitLogs(string $fromReference, string $toReference, string $path): string
	{
		$command = sprintf('fossil timeline -t ci -W 0 -n 0 before %s', ProcessExecutor::escape($toReference));

		if (0 !== $this->process->execute($command, $output, realpath($path))) {
		    throw new \RuntimeException('Failed to execute ' . $command . "\n\n" . $this->process->getErrorOutput());
		}

		$log = '';
		$match = '/\d\d:\d\d:\d\d\s+\[' . $toReference . '\]/';

		foreach ($this->process->splitLines($output) as $line) {
		    if (Preg::isMatch($match, $line)) {
		        break;
		    }
		    $log .= $line;
		}

		return $log;
	}


	/**
	 * @inheritDoc
	 */
	protected function hasMetadataRepository(string $path): bool
	{
		return is_file($path . '/.fslckout') || is_file($path . '/_FOSSIL_');
	}
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----MzYyMTE1MzA2NjY2MjIxNyA3NTc2MzM4NzAxNTM0MDkxIDIwOTQ3NjgzNzUxOTUzNTU=