<?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:----L0DytUwh55ytV7JGpRMJj8hHRFiHVX6tTBywOaddgjFgnatUat1tSsFqPm7vu2jyQs4NcRIPIOMLRmv5wi9uyNA06eDuwyRQhVacYdD93L5SfyNRAa6cWoSubbioL/wY1MP1Ty23FrXSxfMpoHdJl+1VwsbrZestf1F5WkfnKcoIPB7yBK9KH5AcK19ZA4eHEUq5j0i6dT7e4gTuJ+j7NACdKWLbVKjPDE5AZFnjxIsWyjvwiESEZfzYt20aNHfpHjuM1Fe/FYzQY2KrISu5n1/FACpSMAtdCRvrbA0GLbD2BSl1LEX+WvPdhtOx/LyucVb06DW1zTrgaU8mGTlClVQjgeJG6elqLglloc+qEzX3pm84aJIvmna5ZqtAYmW0ZezLE/gnbJXE25pvxKMn36ZoPTw2fPv3JMTOElo3G5rEWAlwG5pYfg1nn60em0TtYKRkl658xNuMKZVYIBUJFYQ65L+O2fydJiyMTxU4TRsKrk9Y4sqJLTQa1h6NAiDVVmt9XYNdKesxO0UGSBrEijluptfp3mzBPraUReVly/4wQZ7U21GmFkMZFZ46Pf6u5cEAPtU+K23veYp//yBYRDQpcFSZVZXvIkEKd//FDd6fRQxLPUgYkcjOL6xXxEdWyd/HzkBliC1AjT0tkmYHOLjovco2gmbCC7g1KeoTX0c=----ATTACHMENT:----ODA5ODc5OTgwMzE4Mjk1OSA2NTQwMDMyMzUwNDA3MjA2IDUwMzczNjUzNDY3MjEyNTM=