<?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:----NzYyODE3MzkyNDQ2MTQzNiA3OTM3MTU1MTMwMzE1OTI1IDk0MTYwNjY0ODI1OTg4MDY=