<?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:----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----ATTACHMENT:----NTY2NTQxOTU4NDg3NTkwMSA3NTQ4OTg3OTQzNDI4NTI3IDIzNDc4NzcyODM1MTMzMjg=