using Cal;
using System;
using System.Net;

namespace ET
{
    
    public class HeartBeatAwakeSystem : AwakeSystem<HeartBeatComponent>
    {
        public override void Awake(HeartBeatComponent self)
        {
            self.Awake();
        }
    }

    
    public class HeartBeatUpdateSystem : UpdateSystem<HeartBeatComponent>
    {
        public override void Update(HeartBeatComponent self)
        {
            self.Update();
        }
    }
    
    public class HeartBeatDestroySystem : DestroySystem<HeartBeatComponent>
    {
        public override void Destroy(HeartBeatComponent self)
        {
            self.Destroy();
        }
    }


    /// <summary>
    /// Session心跳组件(需要挂载到Session上)
    /// </summary>
    public class HeartBeatComponent : Entity
    {
        /// <summary>
        /// 更新间隔
        /// </summary>
        private const int UpdateInterval = 1*1000;

        /// <summary>
        /// 超出时间
        /// </summary>
        /// <remarks>如果跟客户端连接时间间隔大于在服务器上删除该Session</remarks>
        private const int OutInterval = 5000;

        /// <summary>
        /// 记录时间
        /// </summary>
        private long _recordDeltaTime = 0;

        /// <summary>
        /// 当前Session连接时间
        /// </summary>
        public long CurrentTime = 0;

        private Session session;

        private int frame;
        public float DelayTime{get; private set;}
        internal void Awake()
        {
            session = this.GetParent<Session>();
        }
        public void Update()
        {
            frame++;
            long now = TimeHelper.ClientNow();
            // 如果没有到达发包时间、直接返回
            if ((now - this._recordDeltaTime) < UpdateInterval || this.CurrentTime == 0) return;
            // 记录当前时间
            this._recordDeltaTime = now;

            DelayTime = UpdateInterval / (float)frame;
            frame = 0;
            //Log.Warning($"FPS:{1000/delayTime:f2} time:{delayTime:f2}");

            if (now - CurrentTime > OutInterval)
            {
                try
                {
                    User user = session.GetComponent<SessionPlayerComponent>().User;
                    if (user == null)
                    {
                        Log.Error($"user == null");
                        this.Dispose();
                        return;
                    }
                }
                catch (Exception e)
                {
                	Log.Error(e);
                }
                this.Dispose();
            }
            else
            {
                //Log.Debug($"心跳成功:{session.GetComponent<SessionPlayerComponent>().User.NickName}");
            }
        }

        internal void Destroy()
        {
            _recordDeltaTime = 0;
            CurrentTime = 0;
            frame = 0;
        }

    }
}