ClientboundDataDrivenUIShowScreenPacket.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 pocketmine\network\mcpe\protocol\serializer\CommonTypes;
 
class ClientboundDataDrivenUIShowScreenPacket extends DataPacket implements ClientboundPacket{
    public const NETWORK_ID = ProtocolInfo::CLIENTBOUND_DATA_DRIVEN_UI_SHOW_SCREEN_PACKET;
 
    private string $screenId;
    private int $formId;
    private ?int $dataInstanceId;
 
    public static function create(string $screenId, int $formId, ?int $dataInstanceId) : self{
        $result = new self;
        $result->screenId = $screenId;
        $result->formId = $formId;
        $result->dataInstanceId = $dataInstanceId;
        return $result;
    }
 
    public function getScreenId() : string{ return $this->screenId; }
 
    public function getFormId() : int{ return $this->formId; }
 
    public function getDataInstanceId() : ?int{ return $this->dataInstanceId; }
 
    protected function decodePayload(ByteBufferReader $in) : void{
        $this->screenId = CommonTypes::getString($in);
        $this->formId = LE::readUnsignedInt($in);
        $this->dataInstanceId = CommonTypes::readOptional($in, LE::readUnsignedInt(...));
    }
 
    protected function encodePayload(ByteBufferWriter $out) : void{
        CommonTypes::putString($out, $this->screenId);
        LE::writeUnsignedInt($out, $this->formId);
        CommonTypes::writeOptional($out, $this->dataInstanceId, LE::writeUnsignedInt(...));
    }
 
    public function handle(PacketHandlerInterface $handler) : bool{
        return $handler->handleClientboundDataDrivenUIShowScreen($this);
    }
}