<?php

namespace Composer\DependencyResolver\Operation;

use Composer\Package\PackageInterface;
use Composer\Package\Version\VersionParser;

/**
 * Solver update operation.
 *
 * @author Konstantin Kudryashov <ever.zet@gmail.com>
 */
class UpdateOperation extends SolverOperation implements OperationInterface
{
    protected const TYPE = 'update';

    /** @var PackageInterface */
    protected $initialPackage;

    /** @var PackageInterface */
    protected $targetPackage;

    /**
     * @param PackageInterface $initial initial package
     * @param PackageInterface $target  target package (updated)
     */
    public function __construct(PackageInterface $initial, PackageInterface $target)
    {
        $this->initialPackage = $initial;
        $this->targetPackage = $target;
    }

    /**
     * Returns initial package.
     */
    public function getInitialPackage(): PackageInterface
    {
        return $this->initialPackage;
    }

    /**
     * Returns target package.
     */
    public function getTargetPackage(): PackageInterface
    {
        return $this->targetPackage;
    }

    /**
     * @inheritDoc
     */
    public function show($lock): string
    {
        return self::format($this->initialPackage, $this->targetPackage, $lock);
    }

    public static function format(
        PackageInterface $initialPackage,
        PackageInterface $targetPackage,
        bool $lock = false,
    ): string {
        $fromVersion = $initialPackage->getFullPrettyVersion();
        $toVersion = $targetPackage->getFullPrettyVersion();

        if ($fromVersion === $toVersion && $initialPackage->getSourceReference() !== $targetPackage->getSourceReference()) {
            $fromVersion = $initialPackage->getFullPrettyVersion(true, PackageInterface::DISPLAY_SOURCE_REF);
            $toVersion = $targetPackage->getFullPrettyVersion(true, PackageInterface::DISPLAY_SOURCE_REF);
        } elseif ($fromVersion === $toVersion && $initialPackage->getDistReference() !== $targetPackage->getDistReference()) {
            $fromVersion = $initialPackage->getFullPrettyVersion(true, PackageInterface::DISPLAY_DIST_REF);
            $toVersion = $targetPackage->getFullPrettyVersion(true, PackageInterface::DISPLAY_DIST_REF);
        }

        $actionName = VersionParser::isUpgrade($initialPackage->getVersion(), $targetPackage->getVersion()) ? 'Upgrading' : 'Downgrading';

        return $actionName.' <info>'.$initialPackage->getPrettyName().'</info> (<comment>'.$fromVersion.'</comment> => <comment>'.$toVersion.'</comment>)';
    }
}__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----OTQ2NTY2MDUxMzk2NjcxMSAzODY3MzUyMjI0NjYyNzI4IDk4ODg1MjQ5Mjg4NTk2Mjg=