using UnityEngine;

using System;

using System.Collections;

using UnityEditor;

using System.Collections.Generic;

public class FindReference : ScriptableWizard

{

    public UnityEngine.Object Res;

    // Use this for initialization

    void Start()

    {

    }

	[MenuItem("Assets/Find Reference")]

    public static void OpenDialog()

    {

		DisplayWizard<FindReference>("Find Reference Object In Current Select", "Find", "Cancel");

    }

    void OnWizardCreate()

    {

        Find();

    }

    void OnWizardOtherButton()

    {

        Close();

    }

    public void Find()

    {

		EditorUtility.DisplayProgressBar("Find Reference", "Finding...", 0);

		var instanceId = Res.GetInstanceID();

		var gos = Selection.GetFiltered(typeof(UnityEngine.Object), SelectionMode.DeepAssets);

	    string log = "";

	    int i = 0;

	    try

	    {

			foreach (var go in gos)

			{

				var assetPath = AssetDatabase.GetAssetPath(go.GetInstanceID());

				var paths = AssetDatabase.GetDependencies(new[] { assetPath });

				foreach (var path in paths)

				{

					var res = AssetDatabase.LoadAssetAtPath(path, typeof(UnityEngine.Object));

					if (res.GetInstanceID() == instanceId)

					{

						log+= assetPath;

						log += "\n";

					}

				}

				EditorUtility.DisplayProgressBar("Find Reference", assetPath, i / gos.Length);

				i++;

			}

	    }

	    catch (Exception e)

	    {

			Debug.Log(e.Message);

	    }

	    finally

	    {

			EditorUtility.ClearProgressBar();

	    }

		Debug.Log(log);

    }

}