using System.Collections.Generic;
using UnityEngine;
using UnityEngine.Events;
using UnityEngine.EventSystems;

namespace Prefab
{
    public class RightMenuPrefab: Utils.MonoSingleton<RightMenuPrefab>,IPointerExitHandler
    {
        public GameObject menu;
        public ButtonPrefab buttonPrefab;

        public void Show()
        {
            gameObject.SetActive(true);
        }

        public void Hide()
        {
            gameObject.SetActive(false);
        }

        public void Init(List<(string name, UnityAction callback)> buttons)
        {
            if (menu == null || buttonPrefab == null)
            {
                Debug.LogError("Menu or ButtonPrefab is not assigned!");
                return;
            }

            ClearMenu();
            foreach (var (label, callback) in buttons)
            {
                // 实例化按钮预制体
                var instantiatedButton = Instantiate(buttonPrefab.gameObject, menu.transform);
                var buttonInstance = instantiatedButton.GetComponent<ButtonPrefab>();

                if (buttonInstance != null)
                {
                    // 设置按钮文本
                    buttonInstance.Label = label;

                    // 创建一个新的回调函数，包含原始回调和隐藏菜单的操作
                    UnityAction wrappedCallback = () =>
                    {
                        try
                        {
                            // 执行原始回调
                            callback?.Invoke();
                        }
                        catch (System.Exception e)
                        {
                            Debug.LogError($"Error executing callback for button '{label}': {e.Message}");
                        }
                        finally
                        {
                            // 隐藏菜单
                            Hide();
                        }
                    };

                    // 添加包装后的回调
                    buttonInstance.AddListener(wrappedCallback);
                }
                else
                {
                    Debug.LogError("Failed to get ButtonPrefab component from instantiated object!");
                }
            }
        }
        public void ClearMenu()
        {
            // 遍历菜单下的所有子对象并销毁它们
            foreach (Transform child in menu.transform)
            {
                Destroy(child.gameObject);
            }
        }
        protected override void OnStart()
        {
            Hide();
        }

        public void OnPointerExit(PointerEventData eventData)
        {
            Hide();
        }
    }
}