package net.minecraft.world.level.block; import com.mojang.serialization.MapCodec; import net.minecraft.core.BlockPos; import net.minecraft.core.Direction; import net.minecraft.util.RandomSource; 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.BlockGetter; import net.minecraft.world.level.LevelAccessor; import net.minecraft.world.level.LevelReader; import net.minecraft.world.level.ScheduledTickAccess; import net.minecraft.world.level.block.state.BlockBehaviour; import net.minecraft.world.level.block.state.BlockState; import net.minecraft.world.level.block.state.StateDefinition; import net.minecraft.world.level.block.state.properties.BlockStateProperties; import net.minecraft.world.level.block.state.properties.BooleanProperty; import net.minecraft.world.level.material.Fluid; import net.minecraft.world.level.material.FluidState; import net.minecraft.world.level.material.Fluids; import org.jetbrains.annotations.Nullable; public class BarrierBlock extends Block implements SimpleWaterloggedBlock { public static final MapCodec CODEC = simpleCodec(BarrierBlock::new); public static final BooleanProperty WATERLOGGED = BlockStateProperties.WATERLOGGED; @Override public MapCodec codec() { return CODEC; } protected BarrierBlock(BlockBehaviour.Properties properties) { super(properties); this.registerDefaultState(this.defaultBlockState().setValue(WATERLOGGED, false)); } @Override protected boolean propagatesSkylightDown(BlockState blockState) { return blockState.getFluidState().isEmpty(); } @Override protected RenderShape getRenderShape(BlockState state) { return RenderShape.INVISIBLE; } @Override protected float getShadeBrightness(BlockState state, BlockGetter level, BlockPos pos) { return 1.0F; } @Override protected BlockState updateShape( BlockState blockState, LevelReader levelReader, ScheduledTickAccess scheduledTickAccess, BlockPos blockPos, Direction direction, BlockPos blockPos2, BlockState blockState2, RandomSource randomSource ) { if ((Boolean)blockState.getValue(WATERLOGGED)) { scheduledTickAccess.scheduleTick(blockPos, Fluids.WATER, Fluids.WATER.getTickDelay(levelReader)); } return super.updateShape(blockState, levelReader, scheduledTickAccess, blockPos, direction, blockPos2, blockState2, randomSource); } @Override protected FluidState getFluidState(BlockState state) { return state.getValue(WATERLOGGED) ? Fluids.WATER.getSource(false) : super.getFluidState(state); } @Nullable @Override public BlockState getStateForPlacement(BlockPlaceContext context) { return this.defaultBlockState().setValue(WATERLOGGED, context.getLevel().getFluidState(context.getClickedPos()).getType() == Fluids.WATER); } @Override protected void createBlockStateDefinition(StateDefinition.Builder builder) { builder.add(WATERLOGGED); } @Override public ItemStack pickupBlock(@Nullable Player player, LevelAccessor level, BlockPos pos, BlockState state) { return player != null && player.isCreative() ? SimpleWaterloggedBlock.super.pickupBlock(player, level, pos, state) : ItemStack.EMPTY; } @Override public boolean canPlaceLiquid(@Nullable Player player, BlockGetter level, BlockPos pos, BlockState state, Fluid fluid) { return player != null && player.isCreative() ? SimpleWaterloggedBlock.super.canPlaceLiquid(player, level, pos, state, fluid) : false; } }