using System.Collections.Generic;
using System.Linq;
using BitStrap;
using UnityEngine;

public class HelpManager : MonoBehaviour
{
	public HelpButton prevButton;

	public HelpButton nextButton;

	public List<HelpWindow> helpWindows = new List<HelpWindow>();

	[ReadOnly]
	public HelpWindow currentWindow;

	public GameObject hideIfNoDLC;

	private void OnEnable()
	{
		if (helpWindows.Count == 0)
		{
			helpWindows = GetComponentsInChildren<HelpWindow>().ToList();
		}
		Show(helpWindows[0]);
		if ((bool)hideIfNoDLC && (bool)DLCManager.Instance && !DLCManager.Instance.IsDLCInstalled(DLCManager.DLC_ID.GREENLAND))
		{
			hideIfNoDLC.SetActive(false);
		}
	}

	public void HideAll()
	{
		foreach (HelpWindow helpWindow in helpWindows)
		{
			helpWindow.Show(false);
		}
	}

	public void Show(HelpWindow window)
	{
		HideAll();
		window.Show(true);
		prevButton.helpWindow = window.prevWindow;
		nextButton.helpWindow = window.nextWindow;
		prevButton.gameObject.SetActive(window.prevWindow);
		nextButton.gameObject.SetActive(window.nextWindow);
	}

	public void ShowScreen(int screenId)
	{
		Show(helpWindows[screenId]);
	}
}