package net.minecraft.server;

public class BlockWallSign extends BlockSign {

    public static final BlockStateDirection FACING = BlockFacingHorizontal.FACING;
    protected static final AxisAlignedBB c = new AxisAlignedBB(0.0D, 0.28125D, 0.0D, 0.125D, 0.78125D, 1.0D);
    protected static final AxisAlignedBB d = new AxisAlignedBB(0.875D, 0.28125D, 0.0D, 1.0D, 0.78125D, 1.0D);
    protected static final AxisAlignedBB e = new AxisAlignedBB(0.0D, 0.28125D, 0.0D, 1.0D, 0.78125D, 0.125D);
    protected static final AxisAlignedBB f = new AxisAlignedBB(0.0D, 0.28125D, 0.875D, 1.0D, 0.78125D, 1.0D);

    public BlockWallSign() {
        this.w(this.blockStateList.getBlockData().set(BlockWallSign.FACING, EnumDirection.NORTH));
    }

    public AxisAlignedBB b(IBlockData iblockdata, IBlockAccess iblockaccess, BlockPosition blockposition) {
        switch ((EnumDirection) iblockdata.get(BlockWallSign.FACING)) {
        case NORTH:
        default:
            return BlockWallSign.f;

        case SOUTH:
            return BlockWallSign.e;

        case WEST:
            return BlockWallSign.d;

        case EAST:
            return BlockWallSign.c;
        }
    }

    public void a(IBlockData iblockdata, World world, BlockPosition blockposition, Block block, BlockPosition blockposition1) {
        EnumDirection enumdirection = (EnumDirection) iblockdata.get(BlockWallSign.FACING);

        if (!world.getType(blockposition.shift(enumdirection.opposite())).getMaterial().isBuildable()) {
            this.b(world, blockposition, iblockdata, 0);
            world.setAir(blockposition);
        }

        super.a(iblockdata, world, blockposition, block, blockposition1);
    }

    public IBlockData fromLegacyData(int i) {
        EnumDirection enumdirection = EnumDirection.fromType1(i);

        if (enumdirection.k() == EnumDirection.EnumAxis.Y) {
            enumdirection = EnumDirection.NORTH;
        }

        return this.getBlockData().set(BlockWallSign.FACING, enumdirection);
    }

    public int toLegacyData(IBlockData iblockdata) {
        return ((EnumDirection) iblockdata.get(BlockWallSign.FACING)).a();
    }

    public IBlockData a(IBlockData iblockdata, EnumBlockRotation enumblockrotation) {
        return iblockdata.set(BlockWallSign.FACING, enumblockrotation.a((EnumDirection) iblockdata.get(BlockWallSign.FACING)));
    }

    public IBlockData a(IBlockData iblockdata, EnumBlockMirror enumblockmirror) {
        return iblockdata.a(enumblockmirror.a((EnumDirection) iblockdata.get(BlockWallSign.FACING)));
    }

    protected BlockStateList getStateList() {
        return new BlockStateList(this, new IBlockState[] { BlockWallSign.FACING});
    }
}