EnderChestInventory.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\tile\EnderChest;
use pocketmine\inventory\DelegateInventory;
use pocketmine\inventory\Inventory;
use pocketmine\inventory\PlayerEnderInventory;
use pocketmine\network\mcpe\protocol\BlockEventPacket;
use pocketmine\network\mcpe\protocol\types\BlockPosition;
use pocketmine\player\Player;
use pocketmine\world\Position;
use pocketmine\world\sound\EnderChestCloseSound;
use pocketmine\world\sound\EnderChestOpenSound;
use pocketmine\world\sound\Sound;
 
class EnderChestInventory extends DelegateInventory implements BlockInventory{
    use AnimatedBlockInventoryTrait {
        onClose as animatedBlockInventoryTrait_onClose;
    }
 
    public function __construct(
        Position $holder,
        private PlayerEnderInventory $inventory
    ){
        parent::__construct($inventory);
        $this->holder = $holder;
    }
 
    public function getEnderInventory() : PlayerEnderInventory{
        return $this->inventory;
    }
 
    public function getViewerCount() : int{
        $enderChest = $this->getHolder()->getWorld()->getTile($this->getHolder());
        if(!$enderChest instanceof EnderChest){
            return 0;
        }
        return $enderChest->getViewerCount();
    }
 
    protected function getOpenSound() : Sound{
        return new EnderChestOpenSound();
    }
 
    protected function getCloseSound() : Sound{
        return new EnderChestCloseSound();
    }
 
    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));
    }
 
    public function onClose(Player $who) : void{
        $this->animatedBlockInventoryTrait_onClose($who);
        $enderChest = $this->getHolder()->getWorld()->getTile($this->getHolder());
        if($enderChest instanceof EnderChest){
            $enderChest->setViewerCount($enderChest->getViewerCount() - 1);
        }
    }
}