262 lines
12 KiB
Java
262 lines
12 KiB
Java
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package net.minecraft.world.level.block;
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import com.google.common.base.MoreObjects;
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import com.mojang.serialization.MapCodec;
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import java.util.Map;
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import java.util.Optional;
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import javax.annotation.Nullable;
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import net.minecraft.core.BlockPos;
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import net.minecraft.core.Direction;
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import net.minecraft.server.level.ServerLevel;
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import net.minecraft.sounds.SoundEvents;
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import net.minecraft.sounds.SoundSource;
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import net.minecraft.util.RandomSource;
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import net.minecraft.world.entity.LivingEntity;
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import net.minecraft.world.item.ItemStack;
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import net.minecraft.world.item.context.BlockPlaceContext;
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import net.minecraft.world.level.BlockGetter;
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import net.minecraft.world.level.Level;
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import net.minecraft.world.level.LevelReader;
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import net.minecraft.world.level.ScheduledTickAccess;
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import net.minecraft.world.level.block.state.BlockBehaviour;
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import net.minecraft.world.level.block.state.BlockState;
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import net.minecraft.world.level.block.state.StateDefinition;
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import net.minecraft.world.level.block.state.properties.BlockStateProperties;
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import net.minecraft.world.level.block.state.properties.BooleanProperty;
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import net.minecraft.world.level.block.state.properties.EnumProperty;
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import net.minecraft.world.level.gameevent.GameEvent;
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import net.minecraft.world.level.redstone.ExperimentalRedstoneUtils;
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import net.minecraft.world.level.redstone.Orientation;
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import net.minecraft.world.phys.shapes.CollisionContext;
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import net.minecraft.world.phys.shapes.Shapes;
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import net.minecraft.world.phys.shapes.VoxelShape;
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public class TripWireHookBlock extends Block {
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public static final MapCodec<TripWireHookBlock> CODEC = simpleCodec(TripWireHookBlock::new);
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public static final EnumProperty<Direction> FACING = HorizontalDirectionalBlock.FACING;
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public static final BooleanProperty POWERED = BlockStateProperties.POWERED;
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public static final BooleanProperty ATTACHED = BlockStateProperties.ATTACHED;
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protected static final int WIRE_DIST_MIN = 1;
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protected static final int WIRE_DIST_MAX = 42;
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private static final int RECHECK_PERIOD = 10;
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private static final Map<Direction, VoxelShape> SHAPES = Shapes.rotateHorizontal(Block.boxZ(6.0, 0.0, 10.0, 10.0, 16.0));
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@Override
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public MapCodec<TripWireHookBlock> codec() {
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return CODEC;
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}
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public TripWireHookBlock(BlockBehaviour.Properties p_57676_) {
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super(p_57676_);
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this.registerDefaultState(this.stateDefinition.any().setValue(FACING, Direction.NORTH).setValue(POWERED, false).setValue(ATTACHED, false));
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}
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@Override
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protected VoxelShape getShape(BlockState p_57740_, BlockGetter p_57741_, BlockPos p_57742_, CollisionContext p_57743_) {
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return SHAPES.get(p_57740_.getValue(FACING));
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}
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@Override
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protected boolean canSurvive(BlockState p_57721_, LevelReader p_57722_, BlockPos p_57723_) {
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Direction direction = p_57721_.getValue(FACING);
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BlockPos blockpos = p_57723_.relative(direction.getOpposite());
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BlockState blockstate = p_57722_.getBlockState(blockpos);
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return direction.getAxis().isHorizontal() && blockstate.isFaceSturdy(p_57722_, blockpos, direction);
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}
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@Override
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protected BlockState updateShape(
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BlockState p_57731_,
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LevelReader p_368766_,
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ScheduledTickAccess p_365650_,
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BlockPos p_57735_,
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Direction p_57732_,
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BlockPos p_57736_,
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BlockState p_57733_,
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RandomSource p_361546_
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) {
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return p_57732_.getOpposite() == p_57731_.getValue(FACING) && !p_57731_.canSurvive(p_368766_, p_57735_)
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? Blocks.AIR.defaultBlockState()
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: super.updateShape(p_57731_, p_368766_, p_365650_, p_57735_, p_57732_, p_57736_, p_57733_, p_361546_);
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}
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@Nullable
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@Override
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public BlockState getStateForPlacement(BlockPlaceContext p_57678_) {
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BlockState blockstate = this.defaultBlockState().setValue(POWERED, false).setValue(ATTACHED, false);
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LevelReader levelreader = p_57678_.getLevel();
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BlockPos blockpos = p_57678_.getClickedPos();
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Direction[] adirection = p_57678_.getNearestLookingDirections();
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for (Direction direction : adirection) {
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if (direction.getAxis().isHorizontal()) {
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Direction direction1 = direction.getOpposite();
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blockstate = blockstate.setValue(FACING, direction1);
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if (blockstate.canSurvive(levelreader, blockpos)) {
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return blockstate;
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}
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}
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}
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return null;
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}
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@Override
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public void setPlacedBy(Level p_57680_, BlockPos p_57681_, BlockState p_57682_, LivingEntity p_57683_, ItemStack p_57684_) {
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calculateState(p_57680_, p_57681_, p_57682_, false, false, -1, null);
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}
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public static void calculateState(
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Level p_57686_, BlockPos p_57687_, BlockState p_57688_, boolean p_57689_, boolean p_57690_, int p_57691_, @Nullable BlockState p_57692_
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) {
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Optional<Direction> optional = p_57688_.getOptionalValue(FACING);
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if (optional.isPresent()) {
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Direction direction = optional.get();
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boolean flag = p_57688_.getOptionalValue(ATTACHED).orElse(false);
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boolean flag1 = p_57688_.getOptionalValue(POWERED).orElse(false);
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Block block = p_57688_.getBlock();
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boolean flag2 = !p_57689_;
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boolean flag3 = false;
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int i = 0;
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BlockState[] ablockstate = new BlockState[42];
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for (int j = 1; j < 42; j++) {
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BlockPos blockpos = p_57687_.relative(direction, j);
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BlockState blockstate = p_57686_.getBlockState(blockpos);
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if (blockstate.is(Blocks.TRIPWIRE_HOOK)) {
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if (blockstate.getValue(FACING) == direction.getOpposite()) {
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i = j;
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}
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break;
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}
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if (!blockstate.is(Blocks.TRIPWIRE) && j != p_57691_) {
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ablockstate[j] = null;
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flag2 = false;
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} else {
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if (j == p_57691_) {
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blockstate = MoreObjects.firstNonNull(p_57692_, blockstate);
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}
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boolean flag4 = !blockstate.getValue(TripWireBlock.DISARMED);
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boolean flag5 = blockstate.getValue(TripWireBlock.POWERED);
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flag3 |= flag4 && flag5;
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ablockstate[j] = blockstate;
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if (j == p_57691_) {
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p_57686_.scheduleTick(p_57687_, block, 10);
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flag2 &= flag4;
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}
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}
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}
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flag2 &= i > 1;
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flag3 &= flag2;
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BlockState blockstate1 = block.defaultBlockState().trySetValue(ATTACHED, flag2).trySetValue(POWERED, flag3);
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if (i > 0) {
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BlockPos blockpos1 = p_57687_.relative(direction, i);
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Direction direction1 = direction.getOpposite();
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p_57686_.setBlock(blockpos1, blockstate1.setValue(FACING, direction1), 3);
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notifyNeighbors(block, p_57686_, blockpos1, direction1);
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emitState(p_57686_, blockpos1, flag2, flag3, flag, flag1);
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}
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emitState(p_57686_, p_57687_, flag2, flag3, flag, flag1);
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if (!p_57689_) {
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p_57686_.setBlock(p_57687_, blockstate1.setValue(FACING, direction), 3);
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if (p_57690_) {
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notifyNeighbors(block, p_57686_, p_57687_, direction);
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}
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}
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if (flag != flag2) {
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for (int k = 1; k < i; k++) {
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BlockPos blockpos2 = p_57687_.relative(direction, k);
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BlockState blockstate2 = ablockstate[k];
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if (blockstate2 != null) {
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BlockState blockstate3 = p_57686_.getBlockState(blockpos2);
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if (blockstate3.is(Blocks.TRIPWIRE) || blockstate3.is(Blocks.TRIPWIRE_HOOK)) {
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p_57686_.setBlock(blockpos2, blockstate2.trySetValue(ATTACHED, flag2), 3);
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}
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}
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}
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}
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}
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}
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@Override
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protected void tick(BlockState p_222610_, ServerLevel p_222611_, BlockPos p_222612_, RandomSource p_222613_) {
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calculateState(p_222611_, p_222612_, p_222610_, false, true, -1, null);
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}
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private static void emitState(Level p_222603_, BlockPos p_222604_, boolean p_222605_, boolean p_222606_, boolean p_222607_, boolean p_222608_) {
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if (p_222606_ && !p_222608_) {
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p_222603_.playSound(null, p_222604_, SoundEvents.TRIPWIRE_CLICK_ON, SoundSource.BLOCKS, 0.4F, 0.6F);
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p_222603_.gameEvent(null, GameEvent.BLOCK_ACTIVATE, p_222604_);
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} else if (!p_222606_ && p_222608_) {
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p_222603_.playSound(null, p_222604_, SoundEvents.TRIPWIRE_CLICK_OFF, SoundSource.BLOCKS, 0.4F, 0.5F);
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p_222603_.gameEvent(null, GameEvent.BLOCK_DEACTIVATE, p_222604_);
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} else if (p_222605_ && !p_222607_) {
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p_222603_.playSound(null, p_222604_, SoundEvents.TRIPWIRE_ATTACH, SoundSource.BLOCKS, 0.4F, 0.7F);
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p_222603_.gameEvent(null, GameEvent.BLOCK_ATTACH, p_222604_);
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} else if (!p_222605_ && p_222607_) {
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p_222603_.playSound(null, p_222604_, SoundEvents.TRIPWIRE_DETACH, SoundSource.BLOCKS, 0.4F, 1.2F / (p_222603_.random.nextFloat() * 0.2F + 0.9F));
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p_222603_.gameEvent(null, GameEvent.BLOCK_DETACH, p_222604_);
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}
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}
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private static void notifyNeighbors(Block p_312237_, Level p_57694_, BlockPos p_57695_, Direction p_57696_) {
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Direction direction = p_57696_.getOpposite();
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Orientation orientation = ExperimentalRedstoneUtils.initialOrientation(p_57694_, direction, Direction.UP);
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p_57694_.updateNeighborsAt(p_57695_, p_312237_, orientation);
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p_57694_.updateNeighborsAt(p_57695_.relative(direction), p_312237_, orientation);
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}
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@Override
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protected void affectNeighborsAfterRemoval(BlockState p_394362_, ServerLevel p_392228_, BlockPos p_392478_, boolean p_391414_) {
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if (!p_391414_) {
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boolean flag = p_394362_.getValue(ATTACHED);
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boolean flag1 = p_394362_.getValue(POWERED);
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if (flag || flag1) {
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calculateState(p_392228_, p_392478_, p_394362_, true, false, -1, null);
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}
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if (flag1) {
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notifyNeighbors(this, p_392228_, p_392478_, p_394362_.getValue(FACING));
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}
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}
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}
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@Override
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protected int getSignal(BlockState p_57710_, BlockGetter p_57711_, BlockPos p_57712_, Direction p_57713_) {
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return p_57710_.getValue(POWERED) ? 15 : 0;
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}
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@Override
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protected int getDirectSignal(BlockState p_57745_, BlockGetter p_57746_, BlockPos p_57747_, Direction p_57748_) {
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if (!p_57745_.getValue(POWERED)) {
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return 0;
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} else {
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return p_57745_.getValue(FACING) == p_57748_ ? 15 : 0;
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}
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}
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@Override
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protected boolean isSignalSource(BlockState p_57750_) {
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return true;
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}
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@Override
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protected BlockState rotate(BlockState p_57728_, Rotation p_57729_) {
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return p_57728_.setValue(FACING, p_57729_.rotate(p_57728_.getValue(FACING)));
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}
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@Override
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protected BlockState mirror(BlockState p_57725_, Mirror p_57726_) {
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return p_57725_.rotate(p_57726_.getRotation(p_57725_.getValue(FACING)));
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}
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@Override
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protected void createBlockStateDefinition(StateDefinition.Builder<Block, BlockState> p_57738_) {
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p_57738_.add(FACING, POWERED, ATTACHED);
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}
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}
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