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

namespace TFramework
{
    /// <summary>
    /// 事件管理器
    /// </summary>
    public class EventManager:BaseManager
    {
        private Dictionary<string, TAction> _events = new Dictionary<string, TAction>();

        private Dictionary<Type, TAction<EventBase>> events = new Dictionary<Type, TAction<EventBase>>();

        /// <summary>
        /// 注册事件
        /// </summary>
        /// <param name="type">事件类型</param>
        /// <param name="action">事件</param>
        public void RegistEvent(Type type, TAction<EventBase> action)
        {
            if (events.ContainsKey(type))
                events[type] += action;
            else
                events.Add(type, action);
        }

        /// <summary>
        /// 注册事件
        /// </summary>
        /// <param name="T">事件类型</param>
        /// <param name="action">事件</param>
        public void RegistEvent<T>(TAction<EventBase> action) => RegistEvent(typeof(T), action);

        /// <summary>
        /// 派发事件
        /// </summary>
        /// <param name="eventBase">事件数据</param>
        public void DispatchEvent(Type type, EventBase eventBase)=> events.TryGet(type)?.Invoke(eventBase);

        /// <summary>
        /// 派发事件
        /// </summary>
        /// <param name="T">事件类型</param>
        public void DispatchEvent<T>(EventBase eventBase) => events.TryGet(typeof(T))?.Invoke(eventBase);

        /// <summary>
        /// 注销事件
        /// </summary>
        /// <typeparam name="type">事件类型</typeparam>
        /// <param name="eventBase">事件</param>
        public void UnRegist(Type type,TAction<EventBase> action)
        {
            if (events.ContainsKey(type))
                events[type] -= action;
        }

        /// <summary>
        /// 注销事件
        /// </summary>
        /// <param name="T">事件类型</param>
        public void UnRegis<T>(TAction<EventBase> action) => UnRegist(typeof(T), action);
    }
}