minecraft-src/net/minecraft/world/level/block/CreakingHeartBlock.java

package net.minecraft.world.level.block;

import com.mojang.serialization.MapCodec;
import java.util.function.BiConsumer;
import net.minecraft.core.BlockPos;
import net.minecraft.core.Direction;
import net.minecraft.server.level.ServerLevel;
import net.minecraft.sounds.SoundEvents;
import net.minecraft.sounds.SoundSource;
import net.minecraft.tags.BlockTags;
import net.minecraft.util.RandomSource;
import net.minecraft.world.Containers;
import net.minecraft.world.entity.player.Player;
import net.minecraft.world.item.ItemStack;
import net.minecraft.world.item.context.BlockPlaceContext;
import net.minecraft.world.level.Explosion;
import net.minecraft.world.level.Level;
import net.minecraft.world.level.LevelAccessor;
import net.minecraft.world.level.LevelReader;
import net.minecraft.world.level.ScheduledTickAccess;
import net.minecraft.world.level.ServerExplosion;
import net.minecraft.world.level.block.entity.BlockEntity;
import net.minecraft.world.level.block.entity.BlockEntityTicker;
import net.minecraft.world.level.block.entity.BlockEntityType;
import net.minecraft.world.level.block.entity.CreakingHeartBlockEntity;
import net.minecraft.world.level.block.state.BlockBehaviour;
import net.minecraft.world.level.block.state.BlockState;
import net.minecraft.world.level.block.state.StateDefinition.Builder;
import net.minecraft.world.level.block.state.properties.BlockStateProperties;
import net.minecraft.world.level.block.state.properties.BooleanProperty;
import net.minecraft.world.level.block.state.properties.CreakingHeartState;
import net.minecraft.world.level.block.state.properties.EnumProperty;
import net.minecraft.world.level.block.state.properties.Property;
import org.jetbrains.annotations.Nullable;

public class CreakingHeartBlock extends BaseEntityBlock {
	public static final MapCodec<CreakingHeartBlock> CODEC = simpleCodec(CreakingHeartBlock::new);
	public static final EnumProperty<Direction.Axis> AXIS = BlockStateProperties.AXIS;
	public static final EnumProperty<CreakingHeartState> STATE = BlockStateProperties.CREAKING_HEART_STATE;
	public static final BooleanProperty NATURAL = BlockStateProperties.NATURAL;

	@Override
	public MapCodec<CreakingHeartBlock> codec() {
		return CODEC;
	}

	protected CreakingHeartBlock(BlockBehaviour.Properties properties) {
		super(properties);
		this.registerDefaultState(this.defaultBlockState().setValue(AXIS, Direction.Axis.Y).setValue(STATE, CreakingHeartState.UPROOTED).setValue(NATURAL, false));
	}

	@Override
	public BlockEntity newBlockEntity(BlockPos pos, BlockState state) {
		return new CreakingHeartBlockEntity(pos, state);
	}

	@Nullable
	@Override
	public <T extends BlockEntity> BlockEntityTicker<T> getTicker(Level level, BlockState state, BlockEntityType<T> blockEntityType) {
		if (level.isClientSide) {
			return null;
		} else {
			return state.getValue((Property<T>)STATE) != CreakingHeartState.UPROOTED
				? createTickerHelper(blockEntityType, BlockEntityType.CREAKING_HEART, CreakingHeartBlockEntity::serverTick)
				: null;
		}
	}

	public static boolean isNaturalNight(Level level) {
		return level.isMoonVisible();
	}

	@Override
	public void animateTick(BlockState state, Level level, BlockPos pos, RandomSource random) {
		if (isNaturalNight(level)) {
			if (state.getValue(STATE) != CreakingHeartState.UPROOTED) {
				if (random.nextInt(16) == 0 && isSurroundedByLogs(level, pos)) {
					level.playLocalSound(pos.getX(), pos.getY(), pos.getZ(), SoundEvents.CREAKING_HEART_IDLE, SoundSource.BLOCKS, 1.0F, 1.0F, false);
				}
			}
		}
	}

	@Override
	protected BlockState updateShape(
		BlockState state,
		LevelReader level,
		ScheduledTickAccess scheduledTickAccess,
		BlockPos pos,
		Direction direction,
		BlockPos neighborPos,
		BlockState neighborState,
		RandomSource random
	) {
		scheduledTickAccess.scheduleTick(pos, this, 1);
		return super.updateShape(state, level, scheduledTickAccess, pos, direction, neighborPos, neighborState, random);
	}

	@Override
	protected void tick(BlockState state, ServerLevel level, BlockPos pos, RandomSource random) {
		BlockState blockState = updateState(state, level, pos);
		if (blockState != state) {
			level.setBlock(pos, blockState, 3);
		}
	}

	private static BlockState updateState(BlockState state, Level level, BlockPos pos) {
		boolean bl = hasRequiredLogs(state, level, pos);
		boolean bl2 = state.getValue(STATE) == CreakingHeartState.UPROOTED;
		return bl && bl2 ? state.setValue(STATE, isNaturalNight(level) ? CreakingHeartState.AWAKE : CreakingHeartState.DORMANT) : state;
	}

	public static boolean hasRequiredLogs(BlockState state, LevelReader level, BlockPos pos) {
		Direction.Axis axis = state.getValue(AXIS);

		for (Direction direction : axis.getDirections()) {
			BlockState blockState = level.getBlockState(pos.relative(direction));
			if (!blockState.is(BlockTags.PALE_OAK_LOGS) || blockState.getValue(AXIS) != axis) {
				return false;
			}
		}

		return true;
	}

	private static boolean isSurroundedByLogs(LevelAccessor level, BlockPos pos) {
		for (Direction direction : Direction.values()) {
			BlockPos blockPos = pos.relative(direction);
			BlockState blockState = level.getBlockState(blockPos);
			if (!blockState.is(BlockTags.PALE_OAK_LOGS)) {
				return false;
			}
		}

		return true;
	}

	@Nullable
	@Override
	public BlockState getStateForPlacement(BlockPlaceContext context) {
		return updateState(this.defaultBlockState().setValue(AXIS, context.getClickedFace().getAxis()), context.getLevel(), context.getClickedPos());
	}

	@Override
	protected BlockState rotate(BlockState state, Rotation rotation) {
		return RotatedPillarBlock.rotatePillar(state, rotation);
	}

	@Override
	protected void createBlockStateDefinition(Builder<Block, BlockState> builder) {
		builder.add(AXIS, STATE, NATURAL);
	}

	@Override
	protected void affectNeighborsAfterRemoval(BlockState state, ServerLevel level, BlockPos pos, boolean movedByPiston) {
		Containers.updateNeighboursAfterDestroy(state, level, pos);
	}

	@Override
	protected void onExplosionHit(BlockState state, ServerLevel level, BlockPos pos, Explosion explosion, BiConsumer<ItemStack, BlockPos> dropConsumer) {
		if (level.getBlockEntity(pos) instanceof CreakingHeartBlockEntity creakingHeartBlockEntity
			&& explosion instanceof ServerExplosion serverExplosion
			&& explosion.getBlockInteraction().shouldAffectBlocklikeEntities()) {
			creakingHeartBlockEntity.removeProtector(serverExplosion.getDamageSource());
			if (explosion.getIndirectSourceEntity() instanceof Player player && explosion.getBlockInteraction().shouldAffectBlocklikeEntities()) {
				this.tryAwardExperience(player, state, level, pos);
			}
		}

		super.onExplosionHit(state, level, pos, explosion, dropConsumer);
	}

	@Override
	public BlockState playerWillDestroy(Level level, BlockPos pos, BlockState state, Player player) {
		if (level.getBlockEntity(pos) instanceof CreakingHeartBlockEntity creakingHeartBlockEntity) {
			creakingHeartBlockEntity.removeProtector(player.damageSources().playerAttack(player));
			this.tryAwardExperience(player, state, level, pos);
		}

		return super.playerWillDestroy(level, pos, state, player);
	}

	private void tryAwardExperience(Player player, BlockState state, Level level, BlockPos pos) {
		if (!player.preventsBlockDrops() && !player.isSpectator() && (Boolean)state.getValue(NATURAL) && level instanceof ServerLevel serverLevel) {
			this.popExperience(serverLevel, pos, level.random.nextIntBetweenInclusive(20, 24));
		}
	}

	@Override
	protected boolean hasAnalogOutputSignal(BlockState state) {
		return true;
	}

	@Override
	protected int getAnalogOutputSignal(BlockState state, Level level, BlockPos pos) {
		if (state.getValue(STATE) == CreakingHeartState.UPROOTED) {
			return 0;
		} else {
			return level.getBlockEntity(pos) instanceof CreakingHeartBlockEntity creakingHeartBlockEntity ? creakingHeartBlockEntity.getAnalogOutputSignal() : 0;
		}
	}
}