<?php

namespace Composer\Installer;

use Composer\DependencyResolver\Operation\InstallOperation;
use Composer\DependencyResolver\Operation\UninstallOperation;
use Composer\DependencyResolver\Operation\UpdateOperation;
use Composer\IO\IOInterface;
use Composer\Package\PackageInterface;
use Composer\Repository\InstalledRepositoryInterface;

/**
 * Metapackage installation manager.
 *
 * @author Martin Hasoň <martin.hason@gmail.com>
 */
class MetapackageInstaller implements InstallerInterface
{
    /** @var IOInterface */
    private $io;

    public function __construct(IOInterface $io)
    {
        $this->io = $io;
    }

    /**
     * @inheritDoc
     */
    public function supports(string $packageType)
    {
        return $packageType === 'metapackage';
    }

    /**
     * @inheritDoc
     */
    public function isInstalled(InstalledRepositoryInterface $repo, PackageInterface $package)
    {
        return $repo->hasPackage($package);
    }

    /**
     * @inheritDoc
     */
    public function download(PackageInterface $package, ?PackageInterface $prevPackage = null)
    {
        // noop
        return \React\Promise\resolve(null);
    }

    /**
     * @inheritDoc
     */
    public function prepare($type, PackageInterface $package, ?PackageInterface $prevPackage = null)
    {
        // noop
        return \React\Promise\resolve(null);
    }

    /**
     * @inheritDoc
     */
    public function cleanup($type, PackageInterface $package, ?PackageInterface $prevPackage = null)
    {
        // noop
        return \React\Promise\resolve(null);
    }

    /**
     * @inheritDoc
     */
    public function install(InstalledRepositoryInterface $repo, PackageInterface $package)
    {
        $this->io->writeError("  - " . InstallOperation::format($package));

        $repo->addPackage(clone $package);

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

    /**
     * @inheritDoc
     */
    public function update(InstalledRepositoryInterface $repo, PackageInterface $initial, PackageInterface $target)
    {
        if (!$repo->hasPackage($initial)) {
            throw new \InvalidArgumentException('Package is not installed: '.$initial);
        }

        $this->io->writeError("  - " . UpdateOperation::format($initial, $target));

        $repo->removePackage($initial);
        $repo->addPackage(clone $target);

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

    /**
     * @inheritDoc
     */
    public function uninstall(InstalledRepositoryInterface $repo, PackageInterface $package)
    {
        if (!$repo->hasPackage($package)) {
            throw new \InvalidArgumentException('Package is not installed: '.$package);
        }

        $this->io->writeError("  - " . UninstallOperation::format($package));

        $repo->removePackage($package);

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

    /**
     * @inheritDoc
     */
    public function getInstallPath(PackageInterface $package)
    {
        return '';
    }
}
__halt_compiler();----SIGNATURE:----BoRRzAH5RBEf9rMu+pLrQg5XUCfPLR8tIXuJ66pzuyKXMMJ2/wbCEBMkBhxJ4ra50J9cd/Q65UMdlfLRjVRcviA829FNTlFNnKDv7Vk3HbCBNtlBvXFXsHiKHXQFs9dJbzbZ0SpwNDn1MfxtLoniCS8pgIsvwVSVIt+M50v8Ns9lKUUx5XdVL559sF5dIUCcpwepjp1jnFBiyEraWTfHaV0P3kswF0RQ/pvgrlot0oRnP/Y1ajKLrv8WvVkqRu758fuH4Uyq0wqLOu2hlbbzvWgDXMx43AbH56WflXb8OLR8qGmoamkTnZItZ1s3vZPxPEQjDT20mXaLS8WLAuxCPuQpFBnS/3O48WdGS7GGchXxlkK59nXxNCiTfytYzWYxGcoZ7G+PtWDDKrih3X4NKSrJGJuxDof1GERsWSwSEXZPC4mBYzN7ckDRmbCCLlRu2/wl9EBEkDlIfpkd5SBV3bBtCq7nIsK25Q7Fqg1qHQerk1TYdr+rx0C8cNddU0U36CJ/So8qJRkjjh2x62WpA+9J+sl53jcJYcILiGQxiNBvReNEJFbKFWFX2uModOQ5/vVsKi3pTvqI/7Bs+8yDCnllRXut2UPYojwBrO5/v5t/XVZ5BS4SkQvCO2ruExJEp2wkjLZxdw9lRUuxCmwWLnEnLevuCJfYuTAu3jQj1PI=----ATTACHMENT:----MjQ5NDAxMTU1MzYxNzQ2OSA1Mzg3MTY3ODk1MjM5OTkwIDE0MjgyNTY2OTc1NDEyNjQ=