ItemStack.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\inventory;
 
use function base64_encode;
 
final class ItemStack implements \JsonSerializable{
    public function __construct(
        private int $id,
        private int $meta,
        private int $count,
        private int $blockRuntimeId,
        private string $rawExtraData,
    ){}
 
    public static function null() : self{
        return new self(0, 0, 0, 0, "");
    }
 
    public function isNull() : bool{
        return $this->id === 0;
    }
 
    public function getId() : int{
        return $this->id;
    }
 
    public function getMeta() : int{
        return $this->meta;
    }
 
    public function getCount() : int{
        return $this->count;
    }
 
    public function getBlockRuntimeId() : int{ return $this->blockRuntimeId; }
 
    public function getRawExtraData() : string{ return $this->rawExtraData; }
 
    public function equals(ItemStack $itemStack) : bool{
        return $this->equalsWithoutCount($itemStack) && $this->count === $itemStack->count;
    }
 
    public function equalsWithoutCount(ItemStack $itemStack) : bool{
        return
            $this->id === $itemStack->id &&
            $this->meta === $itemStack->meta &&
            $this->blockRuntimeId === $itemStack->blockRuntimeId &&
            $this->rawExtraData === $itemStack->rawExtraData;
    }
 
    public function jsonSerialize() : array{
        return [
            "id" => $this->id,
            "meta" => $this->meta,
            "count" => $this->count,
            "blockRuntimeId" => $this->blockRuntimeId,
            "rawExtraData" => base64_encode($this->rawExtraData),
        ];
    }
}