package org.bukkit.material;

import org.bukkit.Material;
import org.bukkit.block.BlockFace;

/**
 * Material data for the piston extension block
 */
public class PistonExtensionMaterial extends MaterialData implements Attachable
{
	/**
	 * @deprecated Magic value
	 */
	@Deprecated
	public PistonExtensionMaterial(final int type)
	{
		super(type);
	}

	public PistonExtensionMaterial(final Material type)
	{
		super(type);
	}

	/**
	 * @deprecated Magic value
	 */
	@Deprecated
	public PistonExtensionMaterial(final int type, final byte data)
	{
		super(type, data);
	}

	/**
	 * @deprecated Magic value
	 */
	@Deprecated
	public PistonExtensionMaterial(final Material type, final byte data)
	{
		super(type, data);
	}

	public void setFacingDirection(BlockFace face)
	{
		byte data = (byte) (getData() & 0x8);

		switch(face)
		{
		case UP:
			data |= 1;
			break;
		case NORTH:
			data |= 2;
			break;
		case SOUTH:
			data |= 3;
			break;
		case WEST:
			data |= 4;
			break;
		case EAST:
			data |= 5;
			break;
		}
		setData(data);
	}

	public BlockFace getFacing()
	{
		byte dir = (byte) (getData() & 7);

		switch(dir)
		{
		case 0:
			return BlockFace.DOWN;
		case 1:
			return BlockFace.UP;
		case 2:
			return BlockFace.NORTH;
		case 3:
			return BlockFace.SOUTH;
		case 4:
			return BlockFace.WEST;
		case 5:
			return BlockFace.EAST;
		default:
			return BlockFace.SELF;
		}
	}

	/**
	 * Checks if this piston extension is sticky, and returns true if so
	 *
	 * @return true if this piston is "sticky", or false
	 */
	public boolean isSticky()
	{
		return (getData() & 8) == 8;
	}

	/**
	 * Sets whether or not this extension is sticky
	 *
	 * @param sticky true if sticky, otherwise false
	 */
	public void setSticky(boolean sticky)
	{
		setData((byte) (sticky ? (getData() | 0x8) : (getData() & ~0x8)));
	}

	public BlockFace getAttachedFace()
	{
		return getFacing().getOppositeFace();
	}

	@Override
	public PistonExtensionMaterial clone()
	{
		return (PistonExtensionMaterial) super.clone();
	}
}