namespace Mazes
{
	public static class PyramidMazeTask
	{
		public static void MoveSide(Robot robot, int step, Direction direction)
		{
			for (int i = 0; i < step; i++)
				robot.MoveTo(direction);
		}

		public static void DoPyramidLoop(Robot robot, int width)
		{
			MoveSide(robot, width, Direction.Right);
			MoveSide(robot, 2, Direction.Up);
			MoveSide(robot, width-2, Direction.Left);
			if (robot.Finished) return;
			MoveSide(robot, 2, Direction.Up);
			DoPyramidLoop(robot, width-4);
		}

		public static void MoveOut(Robot robot, int width, int height)
		{
			while (!robot.Finished)
				DoPyramidLoop(robot, width-3);

		}
	}
}