using UnityEngine;
using System.Collections;
using System;

public class DeleteChildAtOperation : NodeOperation {
	private int pos;

	public DeleteChildAtOperation(int _pos)
	{
		pos = _pos;
	}


	public Command getCommand()
	{
		return Command.DELETE_CHILD;
	}

	public Either<Error, TreeNode> invoke(TreeNode _target) 
	{
		return _target.getChildren().deleteChildAt(pos);
	}

	public int getPosition()
	{
		return pos;
	}

	public string getKey()
	{
		return null;
	}

	public byte[] getValue()
	{
		return new byte[1]{0};
	}

}