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

namespace XFramework.NetOuter
{
    //消息回调事件
    public delegate void TCPMsgEvent(ProtocolBase proto);
    public class MsgDistribution
    {
        //事件字典
        Dictionary<string, INetExcute> eventDic = new Dictionary<string, INetExcute>();

        //单次事件字典
        Dictionary<string, INetExcute> onceEventDic = new Dictionary<string, INetExcute>();

        //Queue<ProtocolBase> msgList = new Queue<ProtocolBase>();

        Queue<ExcuteParam> serverMsgList = new Queue<ExcuteParam>();

        //一次调用处理完所有消息，该方法由外部调用
        public void Distribution()
        {
            while (serverMsgList.Count > 0)
            {
                DispatchMsgEvent(serverMsgList.Dequeue());
            }
        }

        public void Enqueue(ExcuteParam excuteParam)
        {
            lock (serverMsgList)
            {
                serverMsgList.Enqueue(excuteParam);
            }
        }

        //事件分发
        private void DispatchMsgEvent(ExcuteParam excuteParam)
        {
            string proName = excuteParam.protocolName;
            //Debug.Log("消息分发处理："+proName);
            if (onceEventDic.ContainsKey(proName))
            {
                onceEventDic[proName].NetExcute(excuteParam);
                onceEventDic[proName] = null;
                onceEventDic.Remove(proName);
            }
            else if (eventDic.ContainsKey(proName))
            {
                eventDic[proName].NetExcute(excuteParam);
            }
            else
            {
                Debug.Log($"接到未注册的网络消息事件:{proName}");
            }

        }
        //添加监听事件
        public void AddListener(string name, INetExcute cb)
        {
            if (eventDic.ContainsKey(name))
            {
                Debug.Log($"{name}事件覆盖注册");
                eventDic[name] = cb;
            }
            else eventDic.Add(name, cb);
        }

        //添加单次监听事件，单次事件会在处理完后删除
        public void AddOnceListener(string name, INetExcute cb)
        {
            if (onceEventDic.ContainsKey(name))
            {
                Debug.Log($"{name}事件覆盖注册");
                onceEventDic[name] = cb;
            }
            else onceEventDic.Add(name, cb);
        }

        //移除回调事件
        public void RemoveListener(string name)
        {
            if (eventDic.ContainsKey(name))
            {
                eventDic.Remove(name);
            }
        }
    }
}