Experiments.php

<?php
 
/*
 * This file is part of BedrockProtocol.
 * Copyright (C) 2014-2022 PocketMine Team <https://github.com/pmmp/BedrockProtocol>
 *
 * BedrockProtocol 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.
 */
 
declare(strict_types=1);
 
namespace pocketmine\network\mcpe\protocol\types;
 
use pmmp\encoding\ByteBufferReader;
use pmmp\encoding\ByteBufferWriter;
use pmmp\encoding\LE;
use pocketmine\network\mcpe\protocol\serializer\CommonTypes;
use function count;
 
final class Experiments{
    public function __construct(
        private array $experiments,
        private bool $hasPreviouslyUsedExperiments
    ){}
 
    public function getExperiments() : array{ return $this->experiments; }
 
    public function hasPreviouslyUsedExperiments() : bool{ return $this->hasPreviouslyUsedExperiments; }
 
    public static function read(ByteBufferReader $in) : self{
        $experiments = [];
        for($i = 0, $len = LE::readUnsignedInt($in); $i < $len; ++$i){
            $experimentName = CommonTypes::getString($in);
            $enabled = CommonTypes::getBool($in);
            $experiments[$experimentName] = $enabled;
        }
        $hasPreviouslyUsedExperiments = CommonTypes::getBool($in);
        return new self($experiments, $hasPreviouslyUsedExperiments);
    }
 
    public function write(ByteBufferWriter $out) : void{
        LE::writeUnsignedInt($out, count($this->experiments));
        foreach($this->experiments as $experimentName => $enabled){
            CommonTypes::putString($out, $experimentName);
            CommonTypes::putBool($out, $enabled);
        }
        CommonTypes::putBool($out, $this->hasPreviouslyUsedExperiments);
    }
}