BlockStateUpgradeSchemaBlockRemap.php

<?php
 
/*
 *
 *  ____            _        _   __  __ _                  __  __ ____
 * |  _ \ ___   ___| | _____| |_|  \/  (_)_ __   ___      |  \/  |  _ \
 * | |_) / _ \ / __| |/ / _ \ __| |\/| | | '_ \ / _ \_____| |\/| | |_) |
 * |  __/ (_) | (__|   <  __/ |_| |  | | | | | |  __/_____| |  | |  __/
 * |_|   \___/ \___|_|\_\___|\__|_|  |_|_|_| |_|\___|     |_|  |_|_|
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * @author PocketMine Team
 * @link http://www.pocketmine.net/
 *
 *
 */
 
declare(strict_types=1);
 
namespace pocketmine\data\bedrock\block\upgrade;
 
use pocketmine\nbt\tag\Tag;
use pocketmine\utils\Utils;
use function array_diff;
use function count;
 
final class BlockStateUpgradeSchemaBlockRemap{
    public function __construct(
        public array $oldState,
        public string|BlockStateUpgradeSchemaFlattenedName $newName,
        public array $newState,
        public array $copiedState
    ){}
 
    public function equals(self $that) : bool{
        $sameName = $this->newName === $that->newName ||
            (
                $this->newName instanceof BlockStateUpgradeSchemaFlattenedName &&
                $that->newName instanceof BlockStateUpgradeSchemaFlattenedName &&
                $this->newName->equals($that->newName)
            );
        if(!$sameName){
            return false;
        }
 
        if(
            count($this->oldState) !== count($that->oldState) ||
            count($this->newState) !== count($that->newState) ||
            count($this->copiedState) !== count($that->copiedState) ||
            count(array_diff($this->copiedState, $that->copiedState)) !== 0
        ){
            return false;
        }
        foreach(Utils::stringifyKeys($this->oldState) as $propertyName => $propertyValue){
            if(!isset($that->oldState[$propertyName]) || !$that->oldState[$propertyName]->equals($propertyValue)){
                //different filter value
                return false;
            }
        }
        foreach(Utils::stringifyKeys($this->newState) as $propertyName => $propertyValue){
            if(!isset($that->newState[$propertyName]) || !$that->newState[$propertyName]->equals($propertyValue)){
                //different replacement value
                return false;
            }
        }
 
        return true;
    }
}