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105 lines
3.3 KiB
PHP
105 lines
3.3 KiB
PHP
<?php
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/*
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*
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* ____ _ _ __ __ _ __ __ ____
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* | _ \ ___ ___| | _____| |_| \/ (_)_ __ ___ | \/ | _ \
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* | |_) / _ \ / __| |/ / _ \ __| |\/| | | '_ \ / _ \_____| |\/| | |_) |
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* | __/ (_) | (__| < __/ |_| | | | | | | | __/_____| | | | __/
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* |_| \___/ \___|_|\_\___|\__|_| |_|_|_| |_|\___| |_| |_|_|
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* @author PocketMine Team
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* @link http://www.pocketmine.net/
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*
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*
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*/
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declare(strict_types=1);
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namespace pocketmine\block\inventory\window;
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use pocketmine\event\player\PlayerEnchantingOptionsRequestEvent;
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use pocketmine\inventory\CallbackInventoryListener;
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use pocketmine\inventory\Inventory;
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use pocketmine\inventory\InventoryListener;
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use pocketmine\inventory\SimpleInventory;
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use pocketmine\item\enchantment\EnchantingHelper as Helper;
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use pocketmine\item\enchantment\EnchantingOption;
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use pocketmine\item\Item;
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use pocketmine\player\Player;
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use pocketmine\world\Position;
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use function array_values;
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use function count;
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final class EnchantingTableInventoryWindow extends BlockInventoryWindow{
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public const SLOT_INPUT = 0;
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public const SLOT_LAPIS = 1;
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/** @var EnchantingOption[] $options */
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private array $options = [];
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private InventoryListener $listener;
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public function __construct(
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Player $viewer,
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Position $holder
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){
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parent::__construct($viewer, new SimpleInventory(2), $holder);
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/** @phpstan-var \WeakReference<self> $weakThis */
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$weakThis = \WeakReference::create($this);
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$this->listener = new CallbackInventoryListener(
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onSlotChange: static function(Inventory $_, int $slot) use ($weakThis) : void{ //remaining params unneeded
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if($slot === self::SLOT_INPUT && ($strongThis = $weakThis->get()) !== null){
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$strongThis->regenerateOptions();
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}
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},
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onContentChange: static function() use ($weakThis) : void{
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if(($strongThis = $weakThis->get()) !== null){
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$strongThis->regenerateOptions();
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}
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}
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);
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$this->inventory->getListeners()->add($this->listener);
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}
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public function __destruct(){
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$this->inventory->getListeners()->remove($this->listener);
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}
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private function regenerateOptions() : void{
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$this->options = [];
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$item = $this->getInput();
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$options = Helper::generateOptions($this->holder, $item, $this->viewer->getEnchantmentSeed());
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$event = new PlayerEnchantingOptionsRequestEvent($this->viewer, $this, $options);
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$event->call();
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if(!$event->isCancelled() && count($event->getOptions()) > 0){
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$this->options = array_values($event->getOptions());
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$this->viewer->getNetworkSession()->getInvManager()?->syncEnchantingTableOptions($this->options);
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}
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}
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public function getInput() : Item{
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return $this->inventory->getItem(self::SLOT_INPUT);
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}
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public function getLapis() : Item{
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return $this->inventory->getItem(self::SLOT_LAPIS);
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}
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public function getOutput(int $optionId) : ?Item{
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$option = $this->getOption($optionId);
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return $option === null ? null : Helper::enchantItem($this->getInput(), $option->getEnchantments());
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}
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public function getOption(int $optionId) : ?EnchantingOption{
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return $this->options[$optionId] ?? null;
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}
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}
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