ComplexInventoryMapEntry.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\network\mcpe;
 
use pocketmine\inventory\Inventory;
 
final class ComplexInventoryMapEntry{
 
    private array $reverseSlotMap = [];
 
    public function __construct(
        private Inventory $inventory,
        private array $slotMap
    ){
        foreach($slotMap as $slot => $index){
            $this->reverseSlotMap[$index] = $slot;
        }
    }
 
    public function getInventory() : Inventory{ return $this->inventory; }
 
    public function getSlotMap() : array{ return $this->slotMap; }
 
    public function mapNetToCore(int $slot) : ?int{
        return $this->slotMap[$slot] ?? null;
    }
 
    public function mapCoreToNet(int $slot) : ?int{
        return $this->reverseSlotMap[$slot] ?? null;
    }
}