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

public class EquipmentDataManager : SceneBaseDataManager<IndexValuePair<int, EquippableItem>>
{
    protected override string OBJECT_FOLDER_NAME { get { return "Equipment"; } }
    protected override string OBJECT_LIST_NAME { get { return "EquipmentList"; } }

    protected new SceneBaseDataLoader<IndexValuePair<EquipmentPanelSlotsTypeEnum, EquippableItemPrefabAsset>> DataLoader { get; set; }

    bool NewGame = false;
    public override void Awake()
    {
        if (Instance == null)
        {
            Debug.Log("Create: " + gameObject);

            Instance = this;
        }
        else
        {
            Debug.Log(Instance);
            Debug.LogError(gameObject);
            Destroy(gameObject);
        }
    }

    private void Start()
    {
        Debug.Log("Start SceneEquipmentData manager");

        //TaskUIManager.FindOrCreateInstance();
        var taskManager = EquipmentUIManager.Instance;

        if (taskManager == null)
            throw new NullReferenceException("EquipmentUIManager not found!!!");

        //StaticDataList = (new EquipmentDataListManager()).SetUiManager(ref taskManager);
        DynamicDataList = (new EquipmentDataListManager()).SetUiManager(ref taskManager);

        DataLoader = new EquipmentDataLoader(OBJECT_LIST_NAME, OBJECT_FOLDER_NAME);

        // taskManager.SetList();
        //SaveData(taskManager.GetList(), SceneElementTypeEnum.None);
        ((EquipmentDataListManager)DynamicDataList).InitEquipment();

        //LoadData(SceneElementTypeEnum.None, ref StaticDataList);
        //taskManager.SetList(StaticDataList.GetList());

        if (NewGame)
        {
            //taskManager.SetList(tmp);
        }
        else
        {
            LoadDynamicData();

            taskManager.SetList(DynamicDataList.GetList());



            //      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 
        }
    }

    #region override load & save
    protected override bool LoadData(SceneElementTypeEnum type, ref DataListManager<IndexValuePair<int, EquippableItem>> dataListManager)
    {
        try
        {
            // 1. Convert EquippableItemPrefabAsset to EquippableItem list
            List<IndexValuePair<int, EquippableItem>> convertedList = new List<IndexValuePair<int, EquippableItem>>();

            foreach (IndexValuePair<EquipmentPanelSlotsTypeEnum, EquippableItemPrefabAsset> loadedEquippableItemPrefarbAssetElement in (List<IndexValuePair<EquipmentPanelSlotsTypeEnum, EquippableItemPrefabAsset>>)DataLoader.LoadData(type))
            {
                if(loadedEquippableItemPrefarbAssetElement.Value != null)
                    convertedList.Add(new IndexValuePair<int, EquippableItem>((int)loadedEquippableItemPrefarbAssetElement.Key, (EquippableItem)loadedEquippableItemPrefarbAssetElement.Value.EquippableItem));
                else
                    convertedList.Add(new IndexValuePair<int, EquippableItem>((int)loadedEquippableItemPrefarbAssetElement.Key, null));
            }

            // 2. Pass loaded list to InventoryDataManager
            dataListManager.SetList(convertedList);

            return true;
         }
        catch (Exception e)
        {
            Debug.LogError(e.Message);
        }

        return false;
    }

    protected override bool SaveData(List<IndexValuePair<int, EquippableItem>> _elements, SceneElementTypeEnum type)
    {
        try
        {
            // 1. Convert EquippableItem to EquippableItemPrefabAsset list
            List<IndexValuePair<EquipmentPanelSlotsTypeEnum, EquippableItemPrefabAsset>> convertedList = new List<IndexValuePair<EquipmentPanelSlotsTypeEnum, EquippableItemPrefabAsset>>();

            foreach (IndexValuePair<int, EquippableItem> itemElement in _elements)
            {
                if(itemElement.Value)
                    convertedList.Add(new IndexValuePair<EquipmentPanelSlotsTypeEnum, EquippableItemPrefabAsset>(
                        (EquipmentPanelSlotsTypeEnum)itemElement.Key,
                        new EquippableItemPrefabAsset(
                            itemElement.Value.Name,
                            itemElement.Value.ItemModel.name,
                            new Vector3(0, 0, 0),
                            itemElement.Value
                        )
                    ));
                else
                    convertedList.Add(new IndexValuePair<EquipmentPanelSlotsTypeEnum, EquippableItemPrefabAsset>((EquipmentPanelSlotsTypeEnum)itemElement.Key, null));
            }

            // 2. Pass loaded list to InventoryDataManager
            DataLoader.SaveData(convertedList, type);

            return true;
        }
        catch (Exception e)
        {
            Debug.LogError(e.Message);
        }

        return false;
    }
    #endregion

    protected SceneBaseDataManager<IndexValuePair<int, EquippableItem>> GetObjectType()
    {
        return GameObject.FindObjectOfType<EquipmentDataManager>();
    }

    protected SceneBaseDataManager<IndexValuePair<int, EquippableItem>> CreateInstance(ref GameObject managerGameObject)
    {
        return managerGameObject.AddComponent<EquipmentDataManager>();
    }

    public override bool SaveDynamicData()
    {
        Debug.Log("SaveDynamicData");
        // tem approach
        DynamicDataList.SetList(EquipmentUIManager.Instance.GetList());

        return base.SaveDynamicData();
    }
}