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

namespace EditorPlus
{
	[Serializable]
	public class EditorPlusHistorySceneObjects : MonoBehaviour
	{
		[SerializeField]
		public int ClearID = -1;

		[SerializeField]
		public List<int> IDs;

		[SerializeField]
		public List<GameObject> OBJs;

		private void Start()
		{
			if (IDs == null)
			{
				IDs = new List<int>();
			}
			if (OBJs == null)
			{
				OBJs = new List<GameObject>();
			}
			if (!Application.isEditor)
			{
				UnityEngine.Object.Destroy(this);
			}
		}

		public void Clear()
		{
			IDs.Clear();
			OBJs.Clear();
		}

		public void CheckConsistency()
		{
			if (IDs == null)
			{
				IDs = new List<int>();
			}
			if (OBJs == null)
			{
				OBJs = new List<GameObject>();
			}
			if (IDs.Count != OBJs.Count)
			{
				Debug.LogWarning("Scene object data corrupted - discarding");
				Clear();
				return;
			}
			for (int i = 0; i < OBJs.Count; i++)
			{
				if (OBJs[i] == null)
				{
					OBJs.RemoveAt(i);
					IDs.RemoveAt(i);
					i--;
				}
			}
		}

		public void Set(int objId, UnityEngine.Object go)
		{
			if (IDs == null)
			{
				IDs = new List<int>();
			}
			if (OBJs == null)
			{
				OBJs = new List<GameObject>();
			}
			if (!OBJs.Contains((GameObject)go) && !IDs.Contains(objId))
			{
				OBJs.Add((GameObject)go);
				IDs.Add(objId);
			}
		}

		public int GetID(UnityEngine.Object go)
		{
			if (IDs == null)
			{
				IDs = new List<int>();
			}
			if (OBJs == null)
			{
				OBJs = new List<GameObject>();
			}
			for (int i = 0; i < OBJs.Count; i++)
			{
				if (OBJs[i] != null && OBJs[i] == go)
				{
					return IDs[i];
				}
			}
			return -1;
		}

		public UnityEngine.Object GetOBJ(int id)
		{
			if (IDs == null)
			{
				IDs = new List<int>();
			}
			if (OBJs == null)
			{
				OBJs = new List<GameObject>();
			}
			int num = IDs.IndexOf(id);
			if (num != -1)
			{
				return OBJs[num];
			}
			return null;
		}
	}
}