WaterBlock.java

package net.mehvahdjukaar.selene.blocks;

import net.minecraft.world.level.block.Block;
import net.minecraft.world.level.block.state.BlockState;
import net.minecraft.world.level.block.SimpleWaterloggedBlock;
import net.minecraft.world.level.material.FluidState;
import net.minecraft.world.level.material.Fluids;
import net.minecraft.world.item.context.BlockPlaceContext;
import net.minecraft.world.level.pathfinder.PathComputationType;
import net.minecraft.world.level.block.state.properties.BooleanProperty;
import net.minecraft.world.level.block.state.StateDefinition;
import net.minecraft.world.level.block.state.properties.BlockStateProperties;
import net.minecraft.core.Direction;
import net.minecraft.core.BlockPos;
import net.minecraft.world.level.BlockGetter;
import net.minecraft.world.level.LevelAccessor;

public abstract class WaterBlock extends Block implements SimpleWaterloggedBlock {
    public static final BooleanProperty WATERLOGGED = BlockStateProperties.WATERLOGGED;
    public WaterBlock(Properties properties) {
        super(properties);
        this.registerDefaultState(this.stateDefinition.any().setValue(WATERLOGGED, Boolean.FALSE));
    }

    @Override
    public FluidState getFluidState(BlockState state) {
        return state.getValue(WATERLOGGED) ? Fluids.WATER.getSource(false) : super.getFluidState(state);
    }

    @Override
    public BlockState updateShape(BlockState stateIn, Direction facing, BlockState facingState, LevelAccessor worldIn, BlockPos currentPos, BlockPos facingPos) {
        if (stateIn.getValue(WATERLOGGED)) {
            worldIn.getLiquidTicks().scheduleTick(currentPos, Fluids.WATER, Fluids.WATER.getTickDelay(worldIn));
        }
        return stateIn;
    }

    @Override
    public BlockState getStateForPlacement(BlockPlaceContext context) {
        boolean flag = context.getLevel().getFluidState(context.getClickedPos()).getType() == Fluids.WATER;
        return this.defaultBlockState().setValue(WATERLOGGED, flag);
    }

    @Override
    protected void createBlockStateDefinition(StateDefinition.Builder<Block, BlockState> builder) {
        builder.add(WATERLOGGED);
    }

    public boolean isPathfindable(BlockState state, BlockGetter reader, BlockPos pos, PathComputationType PathComputationType) {
        return false;
    }

}