using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using Chat.Framework.WXSdk.IPAD;

namespace Chat.Framework.WXSdk.Implement
{
    public interface IRunable : IDisposable
    {
        void Run(object state, bool timedOut);

        bool IsRunning { get; }

        RegisteredWaitHandle RegisterdHandler { get; set; }

        WaitHandle WaitHandler { get; set; }
    }
    public interface ICallable
    {

        void Call(object state);

        bool IsRunning { get; }
    }
    public class ThreadExcutor
    {
        public static void RegisterIntervalObject(IRunable runnable, object state, long interval, bool onlyOnce)
        {
            runnable.WaitHandler = new AutoResetEvent(false);
            runnable.RegisterdHandler = ThreadPool.RegisterWaitForSingleObject(runnable.WaitHandler, new WaitOrTimerCallback(runnable.Run), state, interval, onlyOnce);
        }

        public static void Submit(ICallable callable, object state)
        {
            if (!callable.IsRunning)
            {
                ThreadPool.QueueUserWorkItem(new WaitCallback(callable.Call), state);
            }
        }

        public static void UnRegisterIntervaluObject(IRunable runnable)
        {
            if (runnable != null)
            {
                if ((runnable.RegisterdHandler != null) && (runnable.WaitHandler != null))
                {
                    runnable.RegisterdHandler.Unregister(runnable.WaitHandler);
                }
            }
        }
    }
    internal class HeadPack : IRunable
    {
        WXClientImpl_IPAD client;
        public HeadPack(WXClientImpl_IPAD client)
        {
            ThreadExcutor.RegisterIntervalObject(this, this, 1000, false);
            this.client = client;
        }
        public bool IsRunning { get; set; }

        public RegisteredWaitHandle RegisterdHandler { get; set; }
        public WaitHandle WaitHandler { get; set; }

        public void Dispose()
        {

        }
        public int count { get; set; }
        public void Run(object state, bool timedOut)
        {
            //ni轮训获取消息？

            if (IsRunning) return;
            var isnext = false;
        Next:
            try
            {
                IsRunning = true;
                if (client.Status == WxStatus.在线)
                {
                    count++;
                    if (count % 172800 == 0)//2天重新登录一次
                    {
                        if (client.FastLogin() == null)
                        {
                            if (!client.AsyncSyncMessage())
                                client.ResetConnection();
                        }
                        else
                        {
                            client.ResetConnection();
                        }
                    }
                    else if (count % 300 == 0)//10分钟一次
                    {
                        client.Socket.ClearPack();
                        //20*30
                        if (!client.AsyncSyncMessage()) client.ResetConnection();
                    }
                    else if (count % 240 == 0)
                    {
                        WechatPack send = new WechatPack(this.client);
                        var data = send.Send(WechatCmd.心跳验证包);
                        var _data = send.SendWx(data);
                    }
                }

                if (count % 100 == 0) client.CloseGRPC(true);
            }
            catch (Exception ex)
            {
                if (!isnext)
                {
                    try
                    {
                        isnext = true;
                        client.ResetConnection();
                        goto Next;
                    }
                    catch { }
                }
                client.WriteLog("心跳线程异常：" + ex.Message);
            }
            IsRunning = false;

        }
    }
}