ViaVersion/common/src/main/java/com/viaversion/viaversion/protocols/protocol1_13to1_12_2/providers/blockentities/SkullHandler.java

64 lines
2.6 KiB
Java

/*
* This file is part of ViaVersion - https://github.com/ViaVersion/ViaVersion
* Copyright (C) 2016-2021 ViaVersion and contributors
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.viaversion.viaversion.protocols.protocol1_13to1_12_2.providers.blockentities;
import com.github.steveice10.opennbt.tag.builtin.CompoundTag;
import com.github.steveice10.opennbt.tag.builtin.NumberTag;
import com.github.steveice10.opennbt.tag.builtin.Tag;
import com.viaversion.viaversion.api.Via;
import com.viaversion.viaversion.api.connection.UserConnection;
import com.viaversion.viaversion.api.minecraft.Position;
import com.viaversion.viaversion.protocols.protocol1_13to1_12_2.providers.BlockEntityProvider;
import com.viaversion.viaversion.protocols.protocol1_13to1_12_2.storage.BlockStorage;
public class SkullHandler implements BlockEntityProvider.BlockEntityHandler {
private static final int SKULL_WALL_START = 5447;
private static final int SKULL_END = 5566;
@Override
public int transform(UserConnection user, CompoundTag tag) {
BlockStorage storage = user.get(BlockStorage.class);
Position position = new Position((int) getLong(tag.get("x")), (short) getLong(tag.get("y")), (int) getLong(tag.get("z")));
if (!storage.contains(position)) {
Via.getPlatform().getLogger().warning("Received an head update packet, but there is no head! O_o " + tag);
return -1;
}
int id = storage.get(position).getOriginal();
if (id >= SKULL_WALL_START && id <= SKULL_END) {
Tag skullType = tag.get("SkullType");
if (skullType != null) {
id += ((NumberTag) tag.get("SkullType")).asInt() * 20;
}
if (tag.contains("Rot")) {
id += ((NumberTag) tag.get("Rot")).asInt();
}
} else {
Via.getPlatform().getLogger().warning("Why does this block have the skull block entity? " + tag);
return -1;
}
return id;
}
private long getLong(NumberTag tag) {
return tag.asLong();
}
}