ClientCacheBlobStatusPacket.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;
 
use pmmp\encoding\ByteBufferReader;
use pmmp\encoding\ByteBufferWriter;
use pmmp\encoding\LE;
use pmmp\encoding\VarInt;
use function count;
 
class ClientCacheBlobStatusPacket extends DataPacket implements ServerboundPacket{
    public const NETWORK_ID = ProtocolInfo::CLIENT_CACHE_BLOB_STATUS_PACKET;
 
    private array $hitHashes = [];
    private array $missHashes = [];
 
    public static function create(array $hitHashes, array $missHashes) : self{
        $result = new self;
        $result->hitHashes = $hitHashes;
        $result->missHashes = $missHashes;
        return $result;
    }
 
    public function getHitHashes() : array{
        return $this->hitHashes;
    }
 
    public function getMissHashes() : array{
        return $this->missHashes;
    }
 
    protected function decodePayload(ByteBufferReader $in) : void{
        $missCount = VarInt::readUnsignedInt($in);
        $hitCount = VarInt::readUnsignedInt($in);
        for($i = 0; $i < $missCount; ++$i){
            $this->missHashes[] = LE::readUnsignedLong($in);
        }
        for($i = 0; $i < $hitCount; ++$i){
            $this->hitHashes[] = LE::readUnsignedLong($in);
        }
    }
 
    protected function encodePayload(ByteBufferWriter $out) : void{
        VarInt::writeUnsignedInt($out, count($this->missHashes));
        VarInt::writeUnsignedInt($out, count($this->hitHashes));
        foreach($this->missHashes as $hash){
            LE::writeUnsignedLong($out, $hash);
        }
        foreach($this->hitHashes as $hash){
            LE::writeUnsignedLong($out, $hash);
        }
    }
 
    public function handle(PacketHandlerInterface $handler) : bool{
        return $handler->handleClientCacheBlobStatus($this);
    }
}