using System.Collections;
using System.Collections.Generic;
using System.Linq;
using UnityEditor;
using UnityEditor.SceneManagement;
using UnityEngine;
using UnityEngine.SceneManagement;

public class ObjectsReplace : MonoBehaviour
{
    public GameObject prefabToInit;

    // Note your method should probably return something
    public void UpdateOrAddShaderPrefabToDoors()
    {
        GameObject[] doorsLeft = GameObject.FindGameObjectsWithTag("Door_Left");
        GameObject[] doorsRight = GameObject.FindGameObjectsWithTag("Door_Right");

        List<GameObject> allDoors = doorsLeft.Union(doorsRight).ToList();

        allDoors.ForEach(gameObject =>
        {
            Transform childTransform = gameObject.transform.Find("DoorShieldFXLocked Variant");
            GameObject child = childTransform?.gameObject;
            Debug.Log($"Child exist: {child != null}, Name of child: {child?.name}");
            if (child != null)
            {
                ModifyPrefab(child);
            }
        });
    }

    private void ModifyPrefab(GameObject child)
    {

        var mostPrefabInstanceRoot = PrefabUtility.GetOutermostPrefabInstanceRoot(child);

        // Get the Prefab Asset root GameObject and its asset path.
        string assetPath = PrefabUtility.GetPrefabAssetPathOfNearestInstanceRoot(mostPrefabInstanceRoot);

        // Load the contents of the Prefab Asset.
        GameObject contentsRoot = PrefabUtility.LoadPrefabContents(assetPath);

        //PrefabUtility.UnpackPrefabInstance(mostPrefabInstanceRoot, PrefabUnpackMode.Completely, UnityEditor.InteractionMode.AutomatedAction);

        // Modify Prefab contents.
        DestroyImmediate(child);
        PrefabUtility.SavePrefabAsset(mostPrefabInstanceRoot);

        if (PrefabUtility.IsPartOfAnyPrefab(mostPrefabInstanceRoot) == true)
        {
            // Save contents back to Prefab Asset and unload contents.
            PrefabUtility.ApplyPrefabInstance(mostPrefabInstanceRoot, InteractionMode.AutomatedAction);
        }
        PrefabUtility.UnloadPrefabContents(contentsRoot);
    }
}