using System.Collections.Generic;
using UnityEngine;

[ExecuteInEditMode]
public class SaveableObjectsOnSceneManager : MonoBehaviour
{
    public List<SaveableObject> SaveableObjects;
    public List<SaveableDoor> SaveableDoors;

    private static SaveableObjectsOnSceneManager _instance;
    public static SaveableObjectsOnSceneManager GetInstance() { return _instance; }

    private void Awake()
    {
        if (_instance != null && _instance != this)
        {
            Destroy(gameObject);
            return;
        }
        _instance = this;
    }

    public void SaveSceneData(GameSaveData saveData)
    {
        if (saveData == null)
        {
            saveData = new GameSaveData();
        }

        if (saveData.sceneSaveData == null)
        {
            saveData.sceneSaveData = new SceneSaveData();
        }

        #region Objects State
        if (saveData.sceneSaveData.ObjectsData == null)
        {
            saveData.sceneSaveData.ObjectsData = new List<SaveableObjectData>();
        }

        foreach (var saveableObject in SaveableObjects)
        {
            // Έλεγχος αν το αντικείμενο υπάρχει ήδη στη λίστα
            var existingObject = saveData.sceneSaveData.ObjectsData.Find(
                data => data.GameObjectID == saveableObject.GameObjectID
            );

            if (existingObject != null)
            {
                // Αν υπάρχει ήδη, αντικαθιστούμε την τιμή
                existingObject.IsSetActive = saveableObject.IsSetActiveTrueAfterLoad;
            }
            else
            {
                // Αν δεν υπάρχει, το προσθέτουμε ως νέο
                SaveableObjectData data = new SaveableObjectData
                {
                    GameObjectID = saveableObject.GameObjectID,
                    IsSetActive = saveableObject.IsSetActiveTrueAfterLoad
                };
                saveData.sceneSaveData.ObjectsData.Add(data);
            }
            print("SaveableObjectsSaved");
        }
        #endregion

        #region Doors
        if (saveData.sceneSaveData.DoorsData == null)
        {
            saveData.sceneSaveData.DoorsData = new List<SaveableDoorData>();
        }

        foreach (var saveableDoor in SaveableDoors)
        {
            // Έλεγχος αν το αντικείμενο υπάρχει ήδη στη λίστα
            var existingObject = saveData.sceneSaveData.DoorsData.Find(
                data => data.SaveableDoorID == saveableDoor.SaveableDoorID
            );

            if (existingObject != null)
            {
                // Αν υπάρχει ήδη, αντικαθιστούμε την τιμή
                existingObject.IsLockedAfterLoad = saveableDoor.IsLockedAfterLoad;
            }
            else
            {
                // Αν δεν υπάρχει, το προσθέτουμε ως νέο
                SaveableDoorData data = new SaveableDoorData
                {
                    SaveableDoorID = saveableDoor.SaveableDoorID,
                    IsLockedAfterLoad = saveableDoor.IsLockedAfterLoad
                };
                saveData.sceneSaveData.DoorsData.Add(data);
            }
            print("SaveableDoorsSaved");
        }
        #endregion
    }

    private void OnValidate()
    {
        PopulateSaveableObjects();
        PopulateSaveableDoors();
    }

    private void PopulateSaveableObjects()
    {
        SaveableObjects = new List<SaveableObject>();

        // Find all objects of type SaveableObject, including inactive ones
        SaveableObject[] allSaveableObjects = Resources.FindObjectsOfTypeAll<SaveableObject>();

        foreach (SaveableObject saveable in allSaveableObjects)
        {
            // Ensure the object is part of the current scene and not from a prefab
            if (saveable.gameObject.scene.IsValid() && !string.IsNullOrEmpty(saveable.gameObject.scene.name))
            {
                SaveableObjects.Add(saveable);
            }
        }

        Debug.Log($"Found {SaveableObjects.Count} SaveableObjects in the scene (including inactive ones).");
    }

    private void PopulateSaveableDoors()
    {
        SaveableDoors = new List<SaveableDoor>();

        // Find all objects of type SaveableObject, including inactive ones
        SaveableDoor[] allSaveableDoors = Resources.FindObjectsOfTypeAll<SaveableDoor>();

        foreach (SaveableDoor saveable in allSaveableDoors)
        {
            // Ensure the object is part of the current scene and not from a prefab
            if (saveable.gameObject.scene.IsValid() && !string.IsNullOrEmpty(saveable.gameObject.scene.name))
            {
                SaveableDoors.Add(saveable);
            }
        }

        Debug.Log($"Found {SaveableObjects.Count} SaveableObjects in the scene (including inactive ones).");
    }
}