Added internal support for tag recipe ingredients

src/data/bedrock/ItemTagToIdMap.php

@@ -0,0 +1,102 @@
+<?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\data\bedrock;
+
+use pocketmine\errorhandler\ErrorToExceptionHandler;
+use pocketmine\utils\AssumptionFailedError;
+use pocketmine\utils\SingletonTrait;
+use pocketmine\utils\Utils;
+use Symfony\Component\Filesystem\Path;
+use const pocketmine\BEDROCK_DATA_PATH;
+
+/**
+ * Tracks Minecraft Bedrock item tags, and the item IDs which belong to them
+ *
+ * @internal
+ */
+final class ItemTagToIdMap{
+	use SingletonTrait;
+
+	private static function make() : self{
+		$map = json_decode(ErrorToExceptionHandler::trapAndRemoveFalse(fn() => file_get_contents(Path::join(BEDROCK_DATA_PATH, 'item_tags.json'))), true, flags: JSON_THROW_ON_ERROR);
+		if(!is_array($map)){
+			throw new AssumptionFailedError("Invalid item tag map, expected array");
+		}
+		$cleanMap = [];
+		foreach($map as $tagName => $ids){
+			if(!is_string($tagName)){
+				throw new AssumptionFailedError("Invalid item tag name $tagName, expected string as key");
+			}
+			if(!is_array($ids)){
+				throw new AssumptionFailedError("Invalid item tag $tagName, expected array of IDs as value");
+			}
+			$cleanIds = [];
+			foreach($ids as $id){
+				if(!is_string($id)){
+					throw new AssumptionFailedError("Invalid item tag $tagName, expected string as ID, got " . gettype($id));
+				}
+				$cleanIds[] = $id;
+			}
+			$cleanMap[$tagName] = $cleanIds;
+		}
+
+		return new self($cleanMap);
+	}
+
+	/**
+	 * @var true[][]
+	 * @phpstan-var array<string, array<string, true>>
+	 */
+	private array $tagToIdsMap = [];
+
+	/**
+	 * @param string[][] $tagToIds
+	 * @phpstan-param array<string, list<string>> $tagToIds
+	 */
+	public function __construct(
+		array $tagToIds
+	){
+		foreach(Utils::stringifyKeys($tagToIds) as $tag => $ids){
+			foreach($ids as $id){
+				$this->tagToIdsMap[$tag][$id] = true;
+			}
+		}
+	}
+
+	/**
+	 * @return string[]
+	 * @phpstan-return list<string>
+	 */
+	public function getIdsForTag(string $tag) : array{
+		return array_keys($this->tagToIdsMap[$tag] ?? []);
+	}
+
+	public function tagContainsId(string $tag, string $id) : bool{
+		return isset($this->tagToIdsMap[$tag][$id]);
+	}
+
+	public function addIdToTag(string $tag, string $id) : void{
+		$this->tagToIdsMap[$tag][$id] = true;
+	}
+}