SpawnParticleEffectPacket.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\Byte;
use pmmp\encoding\ByteBufferReader;
use pmmp\encoding\ByteBufferWriter;
use pocketmine\math\Vector3;
use pocketmine\network\mcpe\protocol\serializer\CommonTypes;
use pocketmine\network\mcpe\protocol\types\DimensionIds;
 
class SpawnParticleEffectPacket extends DataPacket implements ClientboundPacket{
    public const NETWORK_ID = ProtocolInfo::SPAWN_PARTICLE_EFFECT_PACKET;
 
    public int $dimensionId = DimensionIds::OVERWORLD; //wtf mojang
    public int $actorUniqueId = -1; //default none
    public Vector3 $position;
    public string $particleName;
    public ?string $molangVariablesJson = null;
 
    public static function create(int $dimensionId, int $actorUniqueId, Vector3 $position, string $particleName, ?string $molangVariablesJson) : self{
        $result = new self;
        $result->dimensionId = $dimensionId;
        $result->actorUniqueId = $actorUniqueId;
        $result->position = $position;
        $result->particleName = $particleName;
        $result->molangVariablesJson = $molangVariablesJson;
        return $result;
    }
 
    protected function decodePayload(ByteBufferReader $in) : void{
        $this->dimensionId = Byte::readUnsigned($in);
        $this->actorUniqueId = CommonTypes::getActorUniqueId($in);
        $this->position = CommonTypes::getVector3($in);
        $this->particleName = CommonTypes::getString($in);
        $this->molangVariablesJson = CommonTypes::getBool($in) ? CommonTypes::getString($in) : null;
    }
 
    protected function encodePayload(ByteBufferWriter $out) : void{
        Byte::writeUnsigned($out, $this->dimensionId);
        CommonTypes::putActorUniqueId($out, $this->actorUniqueId);
        CommonTypes::putVector3($out, $this->position);
        CommonTypes::putString($out, $this->particleName);
        CommonTypes::putBool($out, $this->molangVariablesJson !== null);
        if($this->molangVariablesJson !== null){
            CommonTypes::putString($out, $this->molangVariablesJson);
        }
    }
 
    public function handle(PacketHandlerInterface $handler) : bool{
        return $handler->handleSpawnParticleEffect($this);
    }
}