using GadgetCore.API;
using GadgetCore.API.ConfigMenu;
using System;
using UnityEngine;
using UnityEngine.SceneManagement;

namespace ScreenshotMode
{
  [Gadget("ScreenshotMode", RequiredOnClients: false)]
  public class ScreenshotMode : Gadget<ScreenshotMode>
  {
    public const string MOD_VERSION = "1.0"; // Set this to the version of your mod.
    public const string CONFIG_VERSION = "1.0"; // Increment this whenever you change your mod's config file.

    public override IGadgetConfigMenu GetConfigMenu() { return null; }

    public override string GetModDescription()
    {
      return "A mod that adds options to hide hud elements and the player to be able to take clean screenshots.";
    }

    protected override void Initialize()
    {
      Logger.Log("Screenshot Mode v" + Info.Mod.Version);
      Core.logger = Logger;
      SceneManager.sceneLoaded += OnSceneLoaded;
    }

    internal static void OnSceneLoaded(Scene scene, LoadSceneMode mode)
    {
      if (scene.buildIndex == 1)
      {
        AddOptions();
      }
    }

    private static void AddOptions()
    {
      try
      {
        var options = GameObject.Find("Main Camera").transform.Find("menuPause").Find("optionsmenu").gameObject;
        var fulls = options.transform.Find("bFullscreen");
        fulls.localPosition = new Vector3(0.446f, 0.284f, 0.39f);
        var mode = GameObject.Instantiate(options.transform.Find("bFullscreen").gameObject);
        mode.transform.SetParent(options.transform);
        mode.transform.localPosition = new Vector3(0.446f, 0.431f, 0.39f);
        mode.transform.localEulerAngles = fulls.transform.localEulerAngles;
        mode.transform.localScale = fulls.transform.localScale;
        mode.name = "bScreenshotMode";

        Update();
      }
      catch (Exception e) { Core.logger.Log(e); }
    }

    internal static void Update()
    {
      var text = "";
      switch (Core.state)
      {
        case 0:
          text = "Screenshot Mode";
          SetHudState(true);
          SetPlayerState(true);
          break;
        case 1:
          text = "No Hud";
          SetHudState(false);
          SetPlayerState(true);
          break;
        case 2:
          text = "No Hud/Player";
          SetHudState(false);
          SetPlayerState(false);
          break;
      }

      var options = GameObject.Find("Main Camera").transform.Find("menuPause").Find("optionsmenu").gameObject;
      var mode = options.transform.Find("bScreenshotMode");
      mode.transform.GetChild(0).GetComponent<TextMesh>().text = text;
      mode.transform.GetChild(0).GetChild(0).GetComponent<TextMesh>().text = text;
    }

    private static void SetPlayerState(bool visible)
    {
      if (MenuScript.player != null)
      {
        SetState(MenuScript.player.transform.Find("e").Find("newplayer"), visible);
        SetState(MenuScript.player.transform.Find("W"), visible);
      }
    }

    private static void SetHudState(bool visible)
    {
      SetState(GameObject.Find("Main Camera").transform.Find("inventoryBar"), visible);
      SetState(GameObject.Find("Main Camera").transform.Find("barObjective"), visible);
      SetState(GameObject.Find("Main Camera").transform.Find("buildBar"), visible);
      SetState(GameObject.Find("Main Camera").transform.Find("txtBuild"), visible, 0);
    }

    private static void SetState(Transform t, bool v, int defaultRot = -180)
    {
      t.localEulerAngles = new Vector3(t.localEulerAngles.x, v ? defaultRot : 90, t.localEulerAngles.z);
    }
  }
}