using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class SceneNode : MonoBehaviour {

	public GameObject obj;

	public SceneNode m_parent;
	public System.Collections.Generic.List<SceneNode> m_childs;

	public SceneNode(GameObject obj, SceneNode parent=null){
		this.obj = obj;
		m_parent = parent;
		m_childs = new System.Collections.Generic.List<SceneNode>();
	}

	public void OnAdded () {}

	public void OnRemoved () {} 

	public bool AddChild (SceneNode toAdd){
		toAdd.m_parent = this;
		m_childs.Add(toAdd);
		toAdd.OnAdded();
		return true;
	}

	public bool RemoveChild (SceneNode toRemove) {
		toRemove.OnRemoved();
		return m_childs.Remove(toRemove);
	}

	public void RemoveAllChildren () {
		int childcount = m_childs.Count;
		for(int i = 0; i < childcount ;++i){
			m_childs[i].RemoveAllChildren();
		}

		for(int i = 0; i < childcount ;++i){
			m_childs[i].OnRemoved();
		}
		m_childs.Clear();
	}
}