77 lines
4.0 KiB
Java
77 lines
4.0 KiB
Java
/*
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* This file is part of ViaVersion - https://github.com/ViaVersion/ViaVersion
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* Copyright (C) 2016-2021 ViaVersion and contributors
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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 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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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package com.viaversion.viaversion.protocols.protocol1_13to1_12_2.blockconnections;
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import com.viaversion.viaversion.api.connection.UserConnection;
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import com.viaversion.viaversion.api.minecraft.BlockFace;
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import com.viaversion.viaversion.api.minecraft.Position;
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import java.util.*;
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class ChestConnectionHandler extends ConnectionHandler {
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private static final Map<Integer, BlockFace> chestFacings = new HashMap<>();
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private static final Map<Byte, Integer> connectedStates = new HashMap<>();
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private static final Set<Integer> trappedChests = new HashSet<>();
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static ConnectionData.ConnectorInitAction init() {
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final ChestConnectionHandler connectionHandler = new ChestConnectionHandler();
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return blockData -> {
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if (!blockData.getMinecraftKey().equals("minecraft:chest") && !blockData.getMinecraftKey().equals("minecraft:trapped_chest"))
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return;
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if (blockData.getValue("waterlogged").equals("true")) return;
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chestFacings.put(blockData.getSavedBlockStateId(), BlockFace.valueOf(blockData.getValue("facing").toUpperCase(Locale.ROOT)));
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if (blockData.getMinecraftKey().equalsIgnoreCase("minecraft:trapped_chest")) {
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trappedChests.add(blockData.getSavedBlockStateId());
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}
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connectedStates.put(getStates(blockData), blockData.getSavedBlockStateId());
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ConnectionData.connectionHandlerMap.put(blockData.getSavedBlockStateId(), connectionHandler);
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};
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}
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private static Byte getStates(WrappedBlockData blockData) {
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byte states = 0;
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String type = blockData.getValue("type");
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if (type.equals("left")) states |= 1;
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if (type.equals("right")) states |= 2;
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states |= (BlockFace.valueOf(blockData.getValue("facing").toUpperCase(Locale.ROOT)).ordinal() << 2);
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if (blockData.getMinecraftKey().equals("minecraft:trapped_chest")) states |= 16;
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return states;
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}
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@Override
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public int connect(UserConnection user, Position position, int blockState) {
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BlockFace facing = chestFacings.get(blockState);
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byte states = 0;
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states |= (facing.ordinal() << 2);
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boolean trapped = trappedChests.contains(blockState);
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if (trapped) states |= 16;
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int relative;
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if (chestFacings.containsKey(relative = getBlockData(user, position.getRelative(BlockFace.NORTH))) && trapped == trappedChests.contains(relative)) {
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states |= facing == BlockFace.WEST ? 1 : 2;
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} else if (chestFacings.containsKey(relative = getBlockData(user, position.getRelative(BlockFace.SOUTH))) && trapped == trappedChests.contains(relative)) {
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states |= facing == BlockFace.EAST ? 1 : 2;
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} else if (chestFacings.containsKey(relative = getBlockData(user, position.getRelative(BlockFace.WEST))) && trapped == trappedChests.contains(relative)) {
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states |= facing == BlockFace.NORTH ? 2 : 1;
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} else if (chestFacings.containsKey(relative = getBlockData(user, position.getRelative(BlockFace.EAST))) && trapped == trappedChests.contains(relative)) {
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states |= facing == BlockFace.SOUTH ? 2 : 1;
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}
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Integer newBlockState = connectedStates.get(states);
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return newBlockState == null ? blockState : newBlockState;
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}
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}
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