PlayerVideoCapturePacket.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 PlayerVideoCapturePacket extends DataPacket implements ClientboundPacket{
    public const NETWORK_ID = ProtocolInfo::PLAYER_VIDEO_CAPTURE_PACKET;
 
    private bool $recording;
    private ?int $frameRate;
    private ?string $filePrefix;
 
    private static function create(bool $recording, ?int $frameRate, ?string $filePrefix) : self{
        $result = new self;
        $result->recording = $recording;
        $result->frameRate = $frameRate;
        $result->filePrefix = $filePrefix;
        return $result;
    }
 
    public static function createStartRecording(int $frameRate, string $filePrefix) : self{
        return self::create(true, $frameRate, $filePrefix);
    }
 
    public static function createStopRecording() : self{
        return self::create(false, null, null);
    }
 
    public function isRecording() : bool{ return $this->recording; }
 
    public function getFrameRate() : ?int{ return $this->frameRate; }
 
    public function getFilePrefix() : ?string{ return $this->filePrefix; }
 
    protected function decodePayload(ByteBufferReader $in) : void{
        $this->recording = CommonTypes::getBool($in);
        if($this->recording){
            $this->frameRate = LE::readUnsignedInt($in);
            $this->filePrefix = CommonTypes::getString($in);
        }
    }
 
    protected function encodePayload(ByteBufferWriter $out) : void{
        CommonTypes::putBool($out, $this->recording);
        if($this->recording){
            if($this->frameRate === null){ // this should never be the case
                throw new \LogicException("PlayerUpdateEntityOverridesPacket with recording=true require a frame rate to be provided");
            }
 
            if($this->filePrefix === null){ // this should never be the case
                throw new \LogicException("PlayerUpdateEntityOverridesPacket with recording=true require a file prefix to be provided");
            }
 
            LE::writeUnsignedInt($out, $this->frameRate);
            CommonTypes::putString($out, $this->filePrefix);
        }
    }
 
    public function handle(PacketHandlerInterface $handler) : bool{
        return $handler->handlePlayerVideoCapture($this);
    }
}