mirror of https://github.com/GeyserMC/Geyser.git
159 lines
5.7 KiB
Java
159 lines
5.7 KiB
Java
/*
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* Copyright (c) 2019-2022 GeyserMC. http://geysermc.org
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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* @author GeyserMC
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* @link https://github.com/GeyserMC/Geyser
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*/
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package org.geysermc.geyser.registry.type;
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import com.github.steveice10.mc.protocol.data.game.entity.metadata.ItemStack;
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import com.nukkitx.protocol.bedrock.data.inventory.ComponentItemData;
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import com.nukkitx.protocol.bedrock.data.inventory.ItemData;
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import com.nukkitx.protocol.bedrock.packet.StartGamePacket;
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import it.unimi.dsi.fastutil.ints.Int2ObjectMap;
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import it.unimi.dsi.fastutil.ints.IntList;
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import lombok.Builder;
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import lombok.Value;
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import org.geysermc.geyser.GeyserImpl;
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import org.geysermc.geyser.inventory.item.StoredItemMappings;
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import javax.annotation.Nonnull;
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import java.util.List;
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import java.util.Map;
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import java.util.Set;
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import java.util.WeakHashMap;
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@Builder
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@Value
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public class ItemMappings {
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Map<String, ItemMapping> cachedJavaMappings = new WeakHashMap<>();
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ItemMapping[] items;
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/**
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* A unique exception as this is an item in Bedrock, but not in Java.
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*/
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ItemMapping lodestoneCompass;
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ItemData[] creativeItems;
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List<StartGamePacket.ItemEntry> itemEntries;
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StoredItemMappings storedItems;
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String[] itemNames;
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Set<String> javaOnlyItems;
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IntList bucketIds;
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IntList boatIds;
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IntList spawnEggIds;
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List<ItemData> carpets;
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List<ComponentItemData> componentItemData;
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Int2ObjectMap<String> customIdMappings;
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/**
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* Gets an {@link ItemMapping} from the given {@link ItemStack}.
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*
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* @param itemStack the itemstack
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* @return an item entry from the given java edition identifier
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*/
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@Nonnull
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public ItemMapping getMapping(ItemStack itemStack) {
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return this.getMapping(itemStack.getId());
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}
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/**
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* Gets an {@link ItemMapping} from the given Minecraft: Java
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* Edition id.
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*
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* @param javaId the id
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* @return an item entry from the given java edition identifier
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*/
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@Nonnull
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public ItemMapping getMapping(int javaId) {
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return javaId >= 0 && javaId < this.items.length ? this.items[javaId] : ItemMapping.AIR;
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}
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/**
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* Gets an {@link ItemMapping} from the given Minecraft: Java Edition
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* block state identifier.
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*
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* @param javaIdentifier the block state identifier
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* @return an item entry from the given java edition identifier
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*/
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public ItemMapping getMapping(String javaIdentifier) {
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return this.cachedJavaMappings.computeIfAbsent(javaIdentifier, key -> {
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for (ItemMapping mapping : this.items) {
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if (mapping.getJavaIdentifier().equals(key)) {
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return mapping;
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}
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}
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return null;
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});
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}
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/**
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* Gets an {@link ItemMapping} from the given {@link ItemData}.
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*
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* @param data the item data
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* @return an item entry from the given item data
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*/
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public ItemMapping getMapping(ItemData data) {
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int id = data.getId();
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if (id == 0) {
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return ItemMapping.AIR;
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} else if (id == lodestoneCompass.getBedrockId()) {
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return lodestoneCompass;
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}
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boolean isBlock = data.getBlockRuntimeId() != 0;
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boolean hasDamage = data.getDamage() != 0;
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for (ItemMapping mapping : this.items) {
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if (mapping.getBedrockId() == id) {
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if (isBlock && !hasDamage) { // Pre-1.16.220 will not use block runtime IDs at all, so we shouldn't check either
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if (data.getBlockRuntimeId() != mapping.getBedrockBlockId()) {
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continue;
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}
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} else {
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if (!(mapping.getBedrockData() == data.getDamage() ||
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// Make exceptions for potions, tipped arrows, and firework stars, whose damage values can vary
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(mapping.getJavaIdentifier().endsWith("potion") || mapping.getJavaIdentifier().equals("minecraft:arrow")
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|| mapping.getJavaIdentifier().equals("minecraft:firework_star")))) {
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continue;
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}
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}
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if (!this.javaOnlyItems.contains(mapping.getJavaIdentifier())) {
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// From a Bedrock item data, we aren't getting one of these items
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return mapping;
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}
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}
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}
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// This will hide the message when the player clicks with an empty hand
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if (id != 0 && data.getDamage() != 0) {
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GeyserImpl.getInstance().getLogger().debug("Missing mapping for bedrock item " + data.getId() + ":" + data.getDamage());
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}
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return ItemMapping.AIR;
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}
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}
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