tile/Hopper.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\tile;
 
use pocketmine\block\inventory\HopperInventory;
use pocketmine\math\Vector3;
use pocketmine\nbt\tag\CompoundTag;
use pocketmine\world\World;
 
class Hopper extends Spawnable implements Container, Nameable{
 
    use ContainerTrait;
    use NameableTrait;
 
    private const TAG_TRANSFER_COOLDOWN = "TransferCooldown";
 
    private HopperInventory $inventory;
    private int $transferCooldown = 0;
 
    public function __construct(World $world, Vector3 $pos){
        parent::__construct($world, $pos);
        $this->inventory = new HopperInventory($this->position);
    }
 
    public function readSaveData(CompoundTag $nbt) : void{
        $this->loadItems($nbt);
        $this->loadName($nbt);
 
        $this->transferCooldown = $nbt->getInt(self::TAG_TRANSFER_COOLDOWN, 0);
    }
 
    protected function writeSaveData(CompoundTag $nbt) : void{
        $this->saveItems($nbt);
        $this->saveName($nbt);
 
        $nbt->setInt(self::TAG_TRANSFER_COOLDOWN, $this->transferCooldown);
    }
 
    public function close() : void{
        if(!$this->closed){
            $this->inventory->removeAllViewers();
 
            parent::close();
        }
    }
 
    public function getDefaultName() : string{
        return "Hopper";
    }
 
    public function getInventory() : HopperInventory{
        return $this->inventory;
    }
 
    public function getRealInventory() : HopperInventory{
        return $this->inventory;
    }
}