using UnityEngine;

using System.Collections;

using UnityEditor;

using System.IO;

using System;



public class NewEasyRoads3D : EditorWindow

{

	private static NewEasyRoads3D instance;

	private Vector3 scroll;

	public GUISkin cGS;

	public GUISkin dGS;

	private string objectname = "RoadObject01";

	private bool closedTrack;

	

	

	public NewEasyRoads3D()

	{

		objectname = GetNewRoadName();

		if( instance != null ){

			DestroyImmediate(this);

			return;

		}

		

		instance = this;

		

		title = "New EasyRoads3D Object";

		position = new Rect((Screen.width - 300.0f) / 2.0f, (Screen.height - 150.0f) / 2.0f, 300.0f, 150.0f);

		minSize = new Vector2(300.0f, 150.0f);

		maxSize = new Vector2(300.0f, 150.0f);

	}

	

	public void OnDestroy(){

		instance = null;

	}

	

	public static NewEasyRoads3D Instance{

		get

		{

			if( instance == null ){

				new NewEasyRoads3D();

			}

			return instance;

		}

	}



	public void OnGUI()

	{

		if(cGS == null){

			dGS = GUI.skin;

			cGS = (GUISkin)Resources.Load("EasyRoads3D/ER3DSkin", typeof(GUISkin));

		}

		

		GUI.skin = cGS;

		GUI.Box(new Rect (5, 20, 282, 70),"", "box");

		GUI.skin = dGS;			

		GUILayout.BeginArea  (new Rect (5, 5, 286, 250));

		

		GUILayout.Label("Set a name for the new EasyRoads3D Road Object");

		

		EditorGUILayout.Space();

		

		GUILayout.BeginArea  (new Rect (50, 40, 200, 150));

		

		EditorGUILayout.BeginHorizontal();

		GUILayout.Label("Object name",GUILayout.Width(75));

		objectname = GUILayout.TextField(objectname,GUILayout.Width(125));

		EditorGUILayout.EndHorizontal();

		GUILayout.EndArea();

		

		EditorGUILayout.Space();		

		EditorGUILayout.Space();

		EditorGUILayout.Space();

		EditorGUILayout.Space();

		EditorGUILayout.Space();

		EditorGUILayout.Space();



		EditorGUILayout.BeginHorizontal();

		GUILayout.FlexibleSpace();

		if(GUILayout.Button ("Create Object", GUILayout.Width(125))){

			if(objectname == ""){

				EditorUtility.DisplayDialog("Alert", "Please fill out a name for the new road object!", "Close");

			}else{

					bool flag = false;	

					string[] dirs = Directory.GetDirectories(Directory.GetCurrentDirectory() + "/EasyRoads3D");

					foreach(string nm in dirs){

						string[] words = nm.Split('\\');

						words = words[words.Length - 1].Split('/');

						string nm1 = words[words.Length - 1];

						if(nm1.ToUpper() == objectname.ToUpper()){

							EditorUtility.DisplayDialog("Alert", "An EasyRoads3D object with the name '"+objectname+"' already exists!\r\n\r\nPlease use an unique name!", "Close");

							flag = true;

							break;							

						}							

					}



					if(!flag){

						GameObject go = (GameObject)MonoBehaviour.Instantiate(Resources.Load("EasyRoads3D/EasyRoad3DObject", typeof(GameObject)));

						instance.Close();

						go.name = objectname;

						go.transform.position = Vector3.zero;

						RoadObjectScript script = go.GetComponent<RoadObjectScript>();

						script.closedTrack = false;

						script.autoUpdate = true;

						script.surrounding = 15.0f;

						script.indent = 3.0f;

						script.geoResolution = 5.0f;

						Selection.activeGameObject =  go;

					}

			}

		}

	

		

		EditorGUILayout.EndHorizontal();

		GUILayout.EndArea();

	}

	

	public string GetNewRoadName(){



		string path = Directory.GetCurrentDirectory() + "/EasyRoads3D";

					

		if( !Directory.Exists(path)){

			try{

				Directory.CreateDirectory( path);

			}

			catch(System.Exception e){

				Debug.Log("Could not create directory: " + path + " " + e);

				return "";

			}

		}



		string[] dirs = Directory.GetDirectories(@Directory.GetCurrentDirectory() + "/EasyRoads3D");



		int c = 0;

		int num;

		foreach(string nm in dirs){

			string[] words = nm.Split('\\');

			words = words[words.Length - 1].Split('/');

			string nm1 = words[words.Length - 1];

			if(nm.IndexOf("RoadObject") != -1){

				string str = nm1.Replace("RoadObject","");

				if(int.TryParse(str, out num)){

					if(num > c) c = num;

				}

			}					

		}

		c++;

				

		string n;

		if(c < 10) n = "RoadObject0" + c.ToString();

		else n = "RoadObject" + c.ToString();

	

		return n;

	}

}