using System;
using System.Collections;
using System.Collections.Generic;
using System.ComponentModel;
using UnityEngine;

/*******************************************************************************
*Create By CG
*Function 事件中心管理
*******************************************************************************/
namespace CG.Framework
{
    public class EventCenterManager : ClassSingleton<EventCenterManager>
    {
        //枚举-委托事件    可以通过找到订阅的事件
        private Dictionary<EventEnum, EventHandler> _eventDic = new Dictionary<EventEnum, EventHandler>();
        /// <summary>
        /// 添加委托事件
        /// </summary>
        /// <param name="eventName"></param>
        /// <param name="handler"></param>
        public void AddEventListener(EventEnum eventName,EventHandler handler)
        {
            if (_eventDic.ContainsKey(eventName))
            {
                _eventDic[eventName] += handler;
            }
            else
            {
                _eventDic.Add(eventName, handler);
            }
        }
        /// <summary>
        /// 发布者发布消息
        /// </summary>
        /// <param name="eventName">委托事件名字</param>
        /// <param name="sander">发布者</param>
        /// <param name="args">消息参数</param>
        public void Dispatch(EventEnum eventName, object sander,EventArgs args)
        {
            if (_eventDic.ContainsKey(eventName))
            {
                _eventDic[eventName]?.Invoke(sander, args);
            }
        }
        /// <summary>
        /// 移除委托内一个事件
        /// </summary>
        /// <param name="eventName"></param>
        /// <param name="handler"></param>
        public void RemoveListener(EventEnum eventName,EventHandler handler)
        {
            if (_eventDic.ContainsKey(eventName))
            {
                _eventDic[eventName] -= handler;
            }
        }
        /// <summary>
        ///  移除委托事件
        /// </summary>
        /// <param name="eventName"></param>
        public void RemoveEvent(EventEnum eventName)
        {
            if (_eventDic.ContainsKey(eventName))
            {
                _eventDic[eventName] = null;
            }
        }
        /// <summary>
        /// 清除所有委托事件
        /// </summary>
        public void Clear()
        {
            foreach (var item in _eventDic.Keys)
            {
                _eventDic[item] = null;
            }
            _eventDic.Clear();
        }
    }
    /// <summary>
    /// 鼠标双击空白处触发事件
    /// </summary>
    public class CameraDoubleClickNullArgs : EventArgs {
        public string _groupShowName;
        public string _onlyGeoName;
    }
    /// <summary>
    /// 委托事件名字
    /// </summary>
    public enum EventEnum
    {
        /// <summary>
        /// 鼠标双击空白处触发事件
        /// </summary>
        CameraDoubleClickNull
    }
}