using System;
using System.ComponentModel;
using System.Linq;
using System.Reflection;
using TMPro;
using UnityEngine;
using UnityEngine.UI;

namespace DDD
{
    public enum UiType
    {
        None = 0,
        Hud,
        Interaction,
        Popup,
        Common
    }
    
    public abstract class BaseUi : MonoBehaviour
    {
        [field: SerializeField] public UiType UiType { get; set; }
        [SerializeField] protected bool _enableBlockImage;
        
        protected CanvasGroup _canvasGroup;
        protected GameObject _blockImage;
        protected GameObject _panel;
        protected BindingContext _bindingContext;
        
        public bool IsInitialized { get; protected set; }
        public bool IsBlockingTime => false;
        public bool IsOpen => _panel != null && _panel.activeSelf;

        protected virtual void Awake()
        {
            _canvasGroup = GetComponent<CanvasGroup>();
            _panel = transform.Find(CommonConstants.Panel)?.gameObject;
            _blockImage = transform.Find(CommonConstants.BlockImage)?.gameObject;

            _bindingContext = new BindingContext();
            SetupBindings();
        }

        protected virtual void OnEnable()
        {
            
        }

        protected virtual void Start()
        {
            ClosePanel();
        }

        protected virtual void Update()
        {
            
        }

        protected virtual void OnDisable()
        {
            
        }

        protected virtual void OnDestroy()
        {
            TryUnregister();
            _bindingContext?.Dispose();
        }

        public virtual void CreateInitialize()
        {
            TryRegister();
        }

        protected virtual void TryRegister()
        {
            UiManager.Instance.UiState.RegisterUI(this);
        }

        protected virtual void TryUnregister()
        {
            UiManager.Instance.UiState.UnregisterUI(this);
        }

        // BaseUi 메서드들을 직접 구현
        public virtual void OpenPanel()
        {
            if (_enableBlockImage)
            {
                _blockImage.SetActive(true);
            }

            _panel.SetActive(true);
        }

        public virtual void ClosePanel()
        {
            if (_enableBlockImage)
            {
                _blockImage.SetActive(false);
            }

            _panel.SetActive(false);
            IsInitialized = false;
        }

        public virtual void SetUiInteractable(bool active)
        {
            if (_canvasGroup != null)
            {
                _canvasGroup.interactable = active;
                _canvasGroup.blocksRaycasts = active;
            }
        }

        public bool IsOpenPanel() => _panel && _panel.activeInHierarchy;

        /// <summary>
        /// 추가 바인딩 설정 - 하위 클래스에서 구현
        /// </summary>
        protected virtual void SetupBindings() { }

        /// <summary>
        /// ViewModel 속성 변경 이벤트 핸들러
        /// </summary>
        protected virtual void OnViewModelPropertyChanged(object sender, PropertyChangedEventArgs e)
        {
            HandleCustomPropertyChanged(e.PropertyName);
        }

        /// <summary>
        /// 커스텀 속성 변경 처리 (하위 클래스에서 오버라이드)
        /// </summary>
        protected virtual void HandleCustomPropertyChanged(string propertyName)
        {
            // 하위 클래스에서 구현
        }
    }
}