#nullable enable
using Cysharp.Threading.Tasks;
using System.Collections.Generic;
using UnityEngine;
using UVC.Data;
using UVC.Data.Core;
using UVC.UI.List.Draggable;
using UVC.UI.Tab;

namespace UVC.Factory.Modal.Settings
{
    /// <summary>
    /// 객체 속성 순서 및 표시 설정 탭 콘텐츠
    /// </summary>
    public class DisplayDataOrderTabContent : MonoBehaviour, ITabContent
    {

        [SerializeField]
        private DraggableList? draggableList;

        private string key = string.Empty;

        private DataObject? totalData = null;
        private UserSetting? viewData = null;

        public void Start()
        {
            if (draggableList == null)
            {
                Debug.LogError("DraggableList 컴포넌트가 설정되지 않았습니다.");
                return;
            }
            draggableList.OnOrderChanged += OnOrderChanged;
            draggableList.OnChangedItemData += OnChangedItemData;
        }

        public void SetContentData(object? data)
        {
            Debug.Log($"DisplayDataOrderTabContent.SetContentData: {data}");
            if (data is string key)
            {
                this.key = key;
                IDataObject? dataObject = DataRepository.Instance.GetData(key);
                if (dataObject != null)
                {
                    if (dataObject is DataArray dataArray)
                    {
                        if (dataArray.Count > 0) totalData = dataArray[0];
                    }
                    else if (dataObject is DataObject dataObject1)
                    {
                        totalData = dataObject1;
                    }
                }

                if (totalData != null)
                {
                    viewData = UserSetting.Get(key);
                    //저장 되 있는 데이터가 없으면 전체 아이템을 체크된 상태로 추가
                    if (viewData == null)
                    {
                        viewData = UserSetting.FromDataObject(totalData);
                        UserSetting.AddSetting(key, viewData!);
                    }
                    List<ConfigDataOrderListItemData> dataList = new List<ConfigDataOrderListItemData>();

                    //저장된 데이터가 있으면 체크된 상태로 추가
                    foreach (var item in totalData)
                    {
                        bool isChecked = viewData!.ContainsKey(item.Key);
                        dataList.Add(new ConfigDataOrderListItemData(item.Key, (isChecked ? viewData[item.Key].ToString() : item.Key), isChecked));
                    }
                    //드래그 가능한 리스트에 데이터 설정
                    draggableList?.SetData<ConfigDataOrderListItemData>(dataList);
                }
            }
        }

        private void OnOrderChanged(ListItemData data, int oldIndex, int newIndex)
        {
            Debug.Log($"OnOrderChanged: {data.Id} from {oldIndex} to {newIndex}");
            UpdateData();
        }

        private void OnChangedItemData(ListItemData data)
        {
            Debug.Log($"OnChangedItemData: {data.Id} - {data.DisplayName}");
            UpdateData();
        }

        /// <summary>
        /// 탭 콘텐츠에 데이터를 전달합니다.
        /// </summary>
        /// <param name="data">전달할 데이터 객체</param>
        private void UpdateData()
        {
            Debug.Log($"UpdateData: draggableList != null:{draggableList != null}, viewData != null:{viewData != null}, configKey:{key}");
            if (draggableList != null && viewData != null && key.Length > 0)
            {
                viewData.Clear();
                foreach (var item in draggableList.DataList)
                {
                    if (item is ConfigDataOrderListItemData listItemData)
                    {
                        if (listItemData.isChecked)
                        {
                            viewData[listItemData.Id] = listItemData.DisplayName;
                        }
                    }
                }
                Debug.Log($"UpdateData: {key} - {viewData.ToJsonString()} items");
                UserSetting.AddSetting(key, viewData);
            }
        }

        /// <summary>
        /// 탭 전환 시 데이터가 있는 경우 전달 되는 데이터. SetContentData 이후 호출 됨
        /// </summary>
        /// <param name="data">전달할 데이터 객체</param>
        public void UpdateContentData(object? data)
        {
            Debug.Log($"DisplayDataOrderTabContent.UpdateContentData: {data}");
        }

        /// <summary>
        /// 닫힐 때 실행되는 로직을 처리합니다.
        /// </summary>
        /// <returns>비동기 닫기 작업을 나타내는 <see cref="UniTask"/>입니다.</returns>
        public UniTask OnCloseAsync()
        {
            return UniTask.CompletedTask;
        }

        void OnDestroy()
        {
            if (draggableList != null)
            {
                draggableList.OnOrderChanged -= OnOrderChanged;
                draggableList.OnChangedItemData -= OnChangedItemData;
            }
        }
    }



    public class ConfigDataOrderListItemData : ListItemData
    {
        public bool isChecked = true;
        public ConfigDataOrderListItemData(string id, string displayName, bool isChecked) : base(id, displayName)
        {
            this.isChecked = isChecked;
        }

    }
}