<?php

declare(strict_types=1);

namespace Rector\PSR4\Collector;

use Rector\Core\Configuration\RenamedClassesDataCollector;

/**
 * @deprecated Merge with RenamedClassesDataCollector
 */
final class RenamedClassesCollector
{
    /**
     * @var array<string, string>
     */
    private $oldToNewClass = [];

    /**
     * @var RenamedClassesDataCollector
     */
    private $renamedClassesDataCollector;

    public function __construct(RenamedClassesDataCollector $renamedClassesDataCollector)
    {
        $this->renamedClassesDataCollector = $renamedClassesDataCollector;
    }

    public function addClassRename(string $oldClass, string $newClass): void
    {
        $this->oldToNewClass[$oldClass] = $newClass;
    }

    /**
     * @return array<string, string>
     */
    public function getOldToNewClasses(): array
    {
        return array_merge($this->oldToNewClass, $this->renamedClassesDataCollector->getOldToNewClasses());
    }
}