src/crafting/PotionContainerChangeRecipe.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\crafting;
 
use pocketmine\data\bedrock\item\SavedItemData;
use pocketmine\item\Item;
use pocketmine\world\format\io\GlobalItemDataHandlers;
 
class PotionContainerChangeRecipe implements BrewingRecipe{
 
    public function __construct(
        private string $inputItemId,
        private RecipeIngredient $ingredient,
        private string $outputItemId
    ){}
 
    public function getInputItemId() : string{
        return $this->inputItemId;
    }
 
    public function getIngredient() : RecipeIngredient{
        return $this->ingredient;
    }
 
    public function getOutputItemId() : string{
        return $this->outputItemId;
    }
 
    public function getResultFor(Item $input) : ?Item{
        //TODO: this is a really awful hack, but there isn't another way for now
        //this relies on transforming the serialized item's ID, relying on the target item type's data being the same as the input.
        //This is the same assumption previously made using ItemFactory::get(), except it was less obvious how bad it was.
        //The other way is to bake the actual Potion class types into here, which isn't great for data-driving stuff.
        //We need a better solution for this.
 
        $data = GlobalItemDataHandlers::getSerializer()->serializeType($input);
        return $data->getName() === $this->getInputItemId() ?
            GlobalItemDataHandlers::getDeserializer()->deserializeType(new SavedItemData($this->getOutputItemId(), $data->getMeta(), $data->getBlock(), $data->getTag())) :
            null;
    }
}