ShulkerBoxInventory.php

<?php
 
/*
 *
 *  ____            _        _   __  __ _                  __  __ ____
 * |  _ \ ___   ___| | _____| |_|  \/  (_)_ __   ___      |  \/  |  _ \
 * | |_) / _ \ / __| |/ / _ \ __| |\/| | | '_ \ / _ \_____| |\/| | |_) |
 * |  __/ (_) | (__|   <  __/ |_| |  | | | | | |  __/_____| |  | |  __/
 * |_|   \___/ \___|_|\_\___|\__|_|  |_|_|_| |_|\___|     |_|  |_|_|
 *
 * This program 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.
 *
 * @author PocketMine Team
 * @link http://www.pocketmine.net/
 *
 *
 */
 
declare(strict_types=1);
 
namespace pocketmine\block\inventory;
 
use pocketmine\block\BlockTypeIds;
use pocketmine\inventory\SimpleInventory;
use pocketmine\item\Item;
use pocketmine\item\ItemTypeIds;
use pocketmine\network\mcpe\protocol\BlockEventPacket;
use pocketmine\network\mcpe\protocol\types\BlockPosition;
use pocketmine\world\Position;
use pocketmine\world\sound\ShulkerBoxCloseSound;
use pocketmine\world\sound\ShulkerBoxOpenSound;
use pocketmine\world\sound\Sound;
 
class ShulkerBoxInventory extends SimpleInventory implements BlockInventory{
    use AnimatedBlockInventoryTrait;
 
    public function __construct(Position $holder){
        $this->holder = $holder;
        parent::__construct(27);
    }
 
    protected function getOpenSound() : Sound{
        return new ShulkerBoxOpenSound();
    }
 
    protected function getCloseSound() : Sound{
        return new ShulkerBoxCloseSound();
    }
 
    public function canAddItem(Item $item) : bool{
        $blockTypeId = ItemTypeIds::toBlockTypeId($item->getTypeId());
        if($blockTypeId === BlockTypeIds::SHULKER_BOX || $blockTypeId === BlockTypeIds::DYED_SHULKER_BOX){
            return false;
        }
        return parent::canAddItem($item);
    }
 
    protected function animateBlock(bool $isOpen) : void{
        $holder = $this->getHolder();
 
        //event ID is always 1 for a chest
        $holder->getWorld()->broadcastPacketToViewers($holder, BlockEventPacket::create(BlockPosition::fromVector3($holder), 1, $isOpen ? 1 : 0));
    }
}