PocketMine-MP/src/data/bedrock/LegacyToStringIdMap.php
2024-11-25 14:30:58 +00:00

77 lines
2.2 KiB
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;
use pocketmine\utils\AssumptionFailedError;
use pocketmine\utils\Filesystem;
use pocketmine\utils\Utils;
use function is_array;
use function is_int;
use function is_string;
use function json_decode;
abstract class LegacyToStringIdMap{
/**
* @var string[]
* @phpstan-var array<int, string>
*/
private array $legacyToString = [];
public function __construct(string $file){
$stringToLegacyId = json_decode(Filesystem::fileGetContents($file), true);
if(!is_array($stringToLegacyId)){
throw new AssumptionFailedError("Invalid format of ID map");
}
foreach(Utils::promoteKeys($stringToLegacyId) as $stringId => $legacyId){
if(!is_string($stringId) || !is_int($legacyId)){
throw new AssumptionFailedError("ID map should have string keys and int values");
}
$this->legacyToString[$legacyId] = $stringId;
}
}
public function legacyToString(int $legacy) : ?string{
return $this->legacyToString[$legacy] ?? null;
}
/**
* @return string[]
* @phpstan-return array<int, string>
*/
public function getLegacyToStringMap() : array{
return $this->legacyToString;
}
public function add(string $string, int $legacy) : void{
if(isset($this->legacyToString[$legacy])){
if($this->legacyToString[$legacy] === $string){
return;
}
throw new \InvalidArgumentException("Legacy ID $legacy is already mapped to string " . $this->legacyToString[$legacy]);
}
$this->legacyToString[$legacy] = $string;
}
}