/* * Copyright (c) 2019-2022 GeyserMC. http://geysermc.org * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. * * @author GeyserMC * @link https://github.com/GeyserMC/Geyser */ package org.geysermc.geyser.item.type; import com.github.steveice10.mc.protocol.data.game.entity.metadata.ItemStack; import com.github.steveice10.opennbt.tag.builtin.ByteTag; import com.github.steveice10.opennbt.tag.builtin.CompoundTag; import com.github.steveice10.opennbt.tag.builtin.IntTag; import com.github.steveice10.opennbt.tag.builtin.Tag; import org.cloudburstmc.protocol.bedrock.data.inventory.ItemData; import org.geysermc.geyser.registry.type.ItemMapping; import org.geysermc.geyser.registry.type.ItemMappings; import org.geysermc.geyser.session.GeyserSession; public class CompassItem extends Item { public CompassItem(String javaIdentifier, Builder builder) { super(javaIdentifier, builder); } @Override public ItemData.Builder translateToBedrock(ItemStack itemStack, ItemMapping mapping, ItemMappings mappings) { if (isLodestoneCompass(itemStack.getNbt())) { return super.translateToBedrock(itemStack, mappings.getLodestoneCompass(), mappings); } return super.translateToBedrock(itemStack, mapping, mappings); } @Override public ItemMapping toBedrockDefinition(CompoundTag nbt, ItemMappings mappings) { if (isLodestoneCompass(nbt)) { return mappings.getLodestoneCompass(); } return super.toBedrockDefinition(nbt, mappings); } @Override public void translateNbtToBedrock(GeyserSession session, CompoundTag tag, ItemMapping mapping) { super.translateNbtToBedrock(session, tag, mapping); Tag lodestoneTag = tag.get("LodestoneTracked"); if (lodestoneTag instanceof ByteTag) { int trackId = session.getLodestoneCache().store(tag); // Set the bedrock tracking id - will return 0 if invalid tag.put(new IntTag("trackingHandle", trackId)); } } private boolean isLodestoneCompass(CompoundTag nbt) { if (nbt != null) { Tag lodestoneTag = nbt.get("LodestoneTracked"); return lodestoneTag instanceof ByteTag; } return false; } @Override public ItemStack translateToJava(ItemData itemData, ItemMapping mapping, ItemMappings mappings) { if (mapping.getBedrockIdentifier().equals("minecraft:lodestone_compass")) { // Revert the entry back to the compass mapping = mappings.getStoredItems().compass(); } return super.translateToJava(itemData, mapping, mappings); } }