using UnityEngine;
using UnityEngine.SceneManagement;

namespace LE_LevelEditor.Example
{
	public class ExampleGame_SceneChecker : MonoBehaviour
	{
		private string m_errorMsg;

		private void Start()
		{
			if (SceneManager.sceneCountInBuildSettings < 4)
			{
				m_errorMsg = "<b>There is one more thing you have to do...\nPlease add\n<color=red>LE_ExampleEditor\nLE_ExampleGame\nLE_ExampleDungeonEditorGame\nLE_ExampleEditorTerrainOnly</color>\nscenes to your Build Settings.</b>\n<color=red>To add a level to the build settings use the menu File->Build Settings...</color>\n";
				if (SceneManager.GetActiveScene().name != "LE_ExampleEditor")
				{
					m_errorMsg += "Without adding the example scenes to the Build Settings you will not be able to load the game scene when the 'Play' button is pressed!";
				}
				else
				{
					m_errorMsg += "Without adding the example scenes to the Build Settings you will not be able to load the editor scene when the 'Back To Editor' button is pressed!";
				}
			}
			else
			{
				Object.Destroy(this);
			}
		}

		private void OnGUI()
		{
			if (!string.IsNullOrEmpty(m_errorMsg))
			{
				GUI.depth = -10000;
				Rect rect = new Rect((float)Screen.width * 0.1f, (float)Screen.height * 0.05f, (float)Screen.width * 0.8f, (float)Screen.height * 0.8f);
				GUI.Box(rect, string.Empty);
				GUI.Box(rect, string.Empty);
				GUI.Box(rect, string.Empty);
				GUI.Box(rect, string.Empty);
				Rect position = new Rect(rect);
				position.xMin += 35f;
				position.xMax -= 35f;
				position.yMin += 35f;
				position.yMax -= 35f;
				GUI.Label(position, m_errorMsg);
				Rect position2 = new Rect(rect);
				position2.yMin = position2.yMax;
				position2.height = (float)Screen.height * 0.1f;
				if (GUI.Button(position2, "Close"))
				{
					Object.Destroy(this);
				}
			}
		}
	}
}