Unicopia/src/main/java/com/minelittlepony/unicopia/block/ShellsBlock.java

package com.minelittlepony.unicopia.block;

import org.jetbrains.annotations.Nullable;

import net.minecraft.block.Block;
import net.minecraft.block.BlockState;
import net.minecraft.block.ShapeContext;
import net.minecraft.block.Waterloggable;
import net.minecraft.entity.ai.pathing.NavigationType;
import net.minecraft.fluid.FluidState;
import net.minecraft.fluid.Fluids;
import net.minecraft.item.ItemPlacementContext;
import net.minecraft.registry.tag.FluidTags;
import net.minecraft.state.StateManager;
import net.minecraft.state.property.BooleanProperty;
import net.minecraft.state.property.IntProperty;
import net.minecraft.state.property.Properties;
import net.minecraft.util.math.BlockPos;
import net.minecraft.util.math.Direction;
import net.minecraft.util.shape.VoxelShape;
import net.minecraft.world.BlockView;
import net.minecraft.world.WorldAccess;

public class ShellsBlock extends Block implements Waterloggable {
    public static final BooleanProperty WATERLOGGED = Properties.WATERLOGGED;
    public static final IntProperty COUNT = IntProperty.of("count", 1, 4);

    private static final VoxelShape SHAPE = Block.createCuboidShape(0, 0, 0, 16, 1, 16);

    public ShellsBlock(Settings settings) {
        super(settings);
    }

    @Override
    @Deprecated
    public VoxelShape getOutlineShape(BlockState state, BlockView world, BlockPos pos, ShapeContext context) {
        return SHAPE;
    }

    @Override
    protected void appendProperties(StateManager.Builder<Block, BlockState> builder) {
        super.appendProperties(builder);
        builder.add(COUNT, WATERLOGGED);
    }

    @Override
    @Nullable
    public BlockState getPlacementState(ItemPlacementContext ctx) {
        return getDefaultState().with(WATERLOGGED, ctx.getWorld().getFluidState(ctx.getBlockPos()).getFluid() == Fluids.WATER);
    }

    @Deprecated
    @Override
    public FluidState getFluidState(BlockState state) {
        if (state.get(WATERLOGGED).booleanValue()) {
            return Fluids.WATER.getStill(false);
        }
        return super.getFluidState(state);
    }

    @Deprecated
    @Override
    public BlockState getStateForNeighborUpdate(BlockState state, Direction direction, BlockState neighborState, WorldAccess world, BlockPos pos, BlockPos neighborPos) {
        if (state.get(WATERLOGGED).booleanValue()) {
            world.scheduleFluidTick(pos, Fluids.WATER, Fluids.WATER.getTickRate(world));
        }
        return super.getStateForNeighborUpdate(state, direction, neighborState, world, pos, neighborPos);
    }

    @Override
    public boolean canPathfindThrough(BlockState state, BlockView world, BlockPos pos, NavigationType type) {
        return (type == NavigationType.WATER) == world.getFluidState(pos).isIn(FluidTags.WATER);
    }
}