using HarmonyLib;
using System;
using System.Collections;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using UnityEngine;
using UnityEngine.SceneManagement;

using UnityEngine.Rendering.HighDefinition;
using UnityEngine.Rendering;

namespace ScarletMansionSeichiPatch {
  public class Patch {

    public static void Activate() {
      Plugin.Instance.harmony.PatchAll(typeof(Patch));
    }

    public static Volume GetVolume(){

      GameObject[] rootGameObjects = null; 

      for(var i = 0; i < SceneManager.sceneCount; i++){
        var scene = SceneManager.GetSceneAt(i);
        if (scene.name.ToLowerInvariant() == "seichi") {
          rootGameObjects = scene.GetRootGameObjects();
          Plugin.logger.LogInfo("Found Seichi scene");
          break;
        }
      }

      if (rootGameObjects == null) return null;

      foreach(var root in rootGameObjects){
        if (root.name.ToLowerInvariant() == "environment") {
          var item = root.transform.Find("RaphtaliaVolume");
          if (item != null) {
            return item.GetComponentInChildren<Volume>(true);
          }
        }
      }

      return null;
    }

    [HarmonyPatch(typeof(RoundManager), "SetPowerOffAtStart")]
    [HarmonyPostfix]
    public static void ShipLandedPatch(ref RoundManager __instance){
      if (!ScarletMansion.DunGenPatch.Patch.active) return;

      var volume = GetVolume();
      if (volume == null) {
        Plugin.logger.LogWarning($"Couldn't setup SDM/Seichi compatibility feature");
        return;
      }

      volume.enabled = true;
    }

  }
}