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

[Serializable]
public class SceneChestDataManager : SceneBaseDataManager<ChestPrefabAsset>
{
    protected override string OBJECT_FOLDER_NAME { get { return "Chest"; } }
    protected override string OBJECT_LIST_NAME { get { return "ChestList"; } }

    //protected new SceneBaseDataLoader<ChestPrefabAsset> DataLoader { get; set; }
    protected SceneChestBuilder ChestBuilder { get; set; }



    [SerializeField] Chest CurrentChest;

    [SerializeField] protected new ChestUIManager UiManager;

    [SerializeField] public List<ChestPrefabAssetData> ElementsToBuildOnSceneList = new List<ChestPrefabAssetData>();
    [SerializeField] List<ChestPrefabAsset> convertedData = new List<ChestPrefabAsset>();
    

    public override void Awake()
    {
        if (Instance == null)
        {

            Instance = this;
        }
        else
        {
            Destroy(gameObject);
        }
    }

    public override void Start()
    {
        Debug.Log("Start SceneChestData manager");

        //TaskUIManager.FindOrCreateInstance();
        UiManager = ChestUIManager.Instance;

        if (UiManager == null)
            throw new NullReferenceException("ChestUIManager not found!!!");

        DynamicDataList = (new ChestDataListManager()).SetUiManager(ref UiManager);

        DataLoader = new SceneChestDataLoader(OBJECT_LIST_NAME, OBJECT_FOLDER_NAME);

        ChestBuilder = new SceneChestBuilder();


        base.Start();
    }

    // TODO - save ChestPrefabAsset (we need to save coords...) but in manager handle Chest data.. 
    // 



    protected SceneBaseDataManager<ChestPrefabAsset> GetObjectType()
    {
        return GameObject.FindObjectOfType<SceneChestDataManager>();
    }

    protected SceneBaseDataManager<ChestPrefabAsset> CreateInstance(ref GameObject managerGameObject)
    {
        return managerGameObject.AddComponent<SceneChestDataManager>();
    }



    protected override void UseDefaultSettings()
    {
        foreach (ChestPrefabAssetData asset in ElementsToBuildOnSceneList) { convertedData.Add((ChestPrefabAsset)asset.MapDataToPrefabAssetModel()); }

        ChestBuilder.ElementsToBuildOnSceneList = convertedData;
        ChestBuilder.BuildList();


        DynamicDataList.SetList(convertedData);

        List<Chest> tmp = new List<Chest>();
        foreach (ChestPrefabAsset asset in ChestBuilder.ElementsToBuildOnSceneList) { tmp.Add(asset.Chest); }

        UiManager.SetList(tmp);
    }

    protected override void UseDynamicSettings()
    {            
        //      BuildList();

        // when chest detect player in near arrea and player press "c"
        // open panel -> chest controller handle Open panel in Scene Chest Manager passing info about what Chest Palyer want to open 
        // Manager Build panel and pass info about chest content 
        LoadDynamicData();


        // VERy VERY provisional SOLUTION
        if (DynamicDataList.GetList().Count == 0)
        {
            UseDefaultSettings();
            return;
        }

        ChestBuilder.ElementsToBuildOnSceneList = DynamicDataList.GetList();
        ChestBuilder.BuildList();

        List<Chest> tmp = new List<Chest>();
        foreach (ChestPrefabAsset asset in ChestBuilder.ElementsToBuildOnSceneList) { tmp.Add(asset.Chest); }

        UiManager.SetList(tmp);
    }

    // TODO manager api
    // open panel extend function
    // close panel extend function


    // TODO chest api
    // add to chest - find chest by its name np
    // remove from chest - select chest by its name - 
    // chesk item in chest - check chest by tis name


    public override bool SaveDynamicData()
    {
        // TODO 
        // how to get list
        // 1. List in UI manager should be synchronized with list in this manager

        foreach (Chest chest in UiManager.GetList())
        {
            DynamicDataList.GetList().Where(el => el.Name == chest.Name).ToList().ForEach(slot => slot.Chest = chest);
        }

        //DynamicDataList.SetList(tmp);

        // approach:
        // 1. get from outside, update local list && us it
        // 2. Handle list synchronized all the time & pass local list
        return SaveData(DynamicDataList.GetList(), SceneElementTypeEnum.Dynamic);
    }
}