using BPA.Helper;

using BPASmartClient.Model;
using BPASmartClient.Model.冰淇淋.Enum;
using BPASmartClient.Peripheral;
using BPASmartClient.SerialPort;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading;
using static BPA.Helper.EventBus;
using static BPASmartClient.GSIceCream.MessageDefine;

namespace BPASmartClient.GSIceCream
{
    public class IceCreamMachine : BasePeripheral
    {
        //通讯代理
        SerialPortClient commProxy = null;
        //是否下发指令，主线程等待
        private bool free = false;
        //心跳指令
        private byte[] cmdHeartDW;
        //数据仓库
        private DataStorage<byte> dataStorage = new DataStorage<byte>();
        //串口COM口
        public string PortName { get; set; }
        //串口波特率
        public string BaudRate { get; set; }
        //心跳时间
        private DateTime lastRefreshTime = DateTime.MinValue;
        //是否在线
        public bool OnLine { get { return DateTime.Now.Subtract(lastRefreshTime).TotalSeconds <= 3; } }
        //private volatile static IceCreamMachine _Instance;
        //public static IceCreamMachine GetInstance => _Instance ?? (_Instance = new IceCreamMachine());
        public IceCreamMachine()
        {
            ICMSG_Heart_DW heartDW = new ICMSG_Heart_DW();
            cmdHeartDW = IcPack.StructureToByte(heartDW);
        }

        /// <summary>
        /// 主线程开始运行
        /// </summary>
        public override void Start()
        {
            try
            {
                commProxy.Start();
                free = false;
                MainLoop();
            }
            catch (Exception ex)
            {
                MessageLog.GetInstance.ShowEx($"BPASmartClient.GSIceCream 中引发错误,IceCreamMachine 类,描述：[{ex.Message}]");
            }
        }

        /// <summary>
        /// 停止运行
        /// </summary>
        public override void Stop()
        {
            try
            {
                commProxy.Stop();
                IsConnected = false;
                free = true;
            }
            catch (Exception ex)
            {
                MessageLog.GetInstance.ShowEx($"BPASmartClient.GSIceCream 中引发错误,IceCreamMachine 类,描述：[{ex.Message}]");
            }
        }

        private MSG_RESOLVE_STEP currentStep;
        private void MainLoop()
        {
            TaskManage.GetInstance.StartLong(new Action(() =>
            {
                if (!free)
                {
                    commProxy.SendData(cmdHeartDW);
                }
                Thread.Sleep(500);
            }), "冰淇淋询问线程");

            TaskManage.GetInstance.StartLong(new Action(() =>
            {
                ResolveMsg();
            }), "冰淇淋解析线程");
        }
        int contentLength = 0;
        int currentContentOffset = 0;
        private void ResolveMsg()
        {
            List<byte> temp = new List<byte>();
            //一系列解包
            while (dataStorage.GetSize() > 0)
            {
                byte item = dataStorage.GetData();
                switch (currentStep)
                {
                    case MSG_RESOLVE_STEP.NONE:
                        if (item == MessageDefine.HEADER1)
                        {
                            temp.Add(item);
                            currentStep = MSG_RESOLVE_STEP.HEADER1;
                            continue;
                        }
                        break;
                    case MSG_RESOLVE_STEP.HEADER1:
                        if (item == MessageDefine.HEADER2_UP)
                        {
                            temp.Add(item);
                            currentStep = MSG_RESOLVE_STEP.HEADER2;
                            continue;
                        }
                        else
                        {
                            temp.Clear();
                            currentStep = MSG_RESOLVE_STEP.NONE;
                            continue;
                        }
                    case MSG_RESOLVE_STEP.HEADER2:
                        switch ((IC_CMD)item)
                        {
                            case IC_CMD.HEART:
                                temp.Add(item);
                                contentLength = MessageDefine.MSG_LENGTH[(IC_CMD)item];
                                currentContentOffset = 0;
                                currentStep = MSG_RESOLVE_STEP.CMD;
                                break;
                            default:
                                temp.Clear();
                                currentStep = MSG_RESOLVE_STEP.NONE;
                                break;
                        }
                        break;
                }
                int retry = 3;
                while (dataStorage.GetSize() < contentLength + 2 && retry >= 0)
                {
                    retry--;
                    Thread.Sleep(100);
                }
                if (retry < 0)
                {
                    currentStep = MSG_RESOLVE_STEP.NONE;
                    currentContentOffset = 0;
                    contentLength = 0;
                    continue;
                }
                while (currentContentOffset < contentLength)
                {
                    item = dataStorage.GetData();
                    temp.Add(item);
                    currentContentOffset++;
                }

                retry = 3;
                while (dataStorage.GetSize() < 2 && retry >= 0)
                {
                    retry--;
                    Thread.Sleep(100);
                }
                temp.Add(dataStorage.GetData());
                temp.Add(dataStorage.GetData());
                ProcessMsg(temp.ToArray());
                currentStep = MSG_RESOLVE_STEP.NONE;
                continue;
            }
            Thread.Sleep(5);
        }

        private void ProcessHeart(ICMSG_Heart_UP heartUpMsg)
        {

            IsConnected = OnLine;
            status["IceCreamIsConnected"] = OnLine;
            status["IceCreamCurrentMode"] = heartUpMsg.MS;
            status["IceCreamYLWD"] = BitConverter.ToInt16(new byte[] { heartUpMsg.YLWD_L, heartUpMsg.YLWD_H }, 0);
            status["IceCreamHQWD"] = BitConverter.ToInt16(new byte[] { heartUpMsg.HQWD_L, heartUpMsg.HQWD_H }, 0);
            status["IceCreamHJWD"] = BitConverter.ToInt16(new byte[] { heartUpMsg.HJWD_L, heartUpMsg.HJWD_H }, 0);
            status["IceCreamDL"] = BitConverter.ToInt16(new byte[] { heartUpMsg.DL_L, heartUpMsg.DL_H }, 0);
            status["IceCreamFault"] = (MORKI_FAULT)BitConverter.ToInt16(new byte[] { heartUpMsg.GZ_L, heartUpMsg.GZ_H }, 0);
            heartUpMsg.HasGZ(out string msg);
            status["IceCreamError"] = msg;
            status["IceCreamCXB"] = heartUpMsg.CXB;
            status["IceCreamDLCompleted"] = (heartUpMsg.DLTJ >> 4 & 1) == 1;

            if (RTrig.GetInstance("打料完成检测").Start((bool)status["IceCreamDLCompleted"]))
            {
                MessageLog.GetInstance.Show("打料完成");
            }

            if (RTrig.GetInstance("打料中检测").Start(!(bool)status["IceCreamDLCompleted"]))
            {
                MessageLog.GetInstance.Show("打料中");
            }
            Thread.Sleep(100);
        }

        private void ProcessModeUp(ICMSG_MODE_UP modeUpMsg)
        {
            MessageLog.GetInstance.Show(string.Format("模式返回为：{0}", modeUpMsg.Mode));
        }

        public void ProcessMsg(byte[] data)
        {
            lastRefreshTime = DateTime.Now;
            try
            {
                if (data.Length < 5)
                    return;
                switch (data[2])
                {
                    case (byte)IC_CMD.HEART:
                        var msg = IcPack.ByteToStructure<ICMSG_Heart_UP>(data.ToArray());
                        ProcessHeart(msg);
                        break;
                    case (byte)IC_CMD.MODE:
                        var modeUp = IcPack.ByteToStructure<ICMSG_MODE_UP>(data.ToArray());
                        ProcessModeUp(modeUp);
                        break;
                }
            }
            catch (Exception ex)
            {

            }
        }

        protected override void InitStatus()
        {
            status["IceCreamYLWD"] = (short)0;
            status["IceCreamHQWD"] = (short)0;
            status["IceCreamHJWD"] = (short)0;
            status["IceCreamDL"] = (short)0;
            status["IceCreamDY"] = (short)0;
            status["IceCreamCurrentMode"] = MORKI_MODE.待机模式;
            status["IceCreamFault"] = MORKI_FAULT.未发生故障;
            status["IceCreamCXB"] = (byte)0;
            status["IceCreamCXB_Threshold"] = (byte)0;
            status["IceCreamDLCompleted"] = true;
            status["IceCreamIsConnected"] = false;
        }

        public override void Init()
        {
            //广深冰淇淋机模式设置
            commProxy = new SerialPortClient(communicationPar.SerialPort, (BaudRates)communicationPar.BaudRate);
            commProxy.SetDataStorage(dataStorage);

            EventBus.GetInstance.Subscribe<GSIceCream_ModeSetEvent>(DeviceId, delegate (IEvent @event, EventCallBackHandle callBack)
            {
                try
                {
                    free = true;
                    Thread.Sleep(200);
                    var data = IcPack.StructureToByte(ICMSG_MODE_DW.Build(((GSIceCream_ModeSetEvent)@event).Mode));
                    commProxy.SendData(data);
                    Thread.Sleep(200);
                    free = false;
                    MessageLog.GetInstance.Show(string.Format("设置模式[{0}]", Enum.GetName(typeof(MORKI_MODE), ((GSIceCream_ModeSetEvent)@event).Mode)));
                }
                catch (Exception ex)
                {
                    MessageLog.GetInstance.ShowEx($"BPASmartClient.GSIceCream 中引发错误,IceCreamMachine 类,描述：[{ex.Message}]");
                }
            });

            //广深冰淇淋机打料
            EventBus.GetInstance.Subscribe<GSIceCream_DischargeEvent>(DeviceId, delegate (IEvent @event, EventCallBackHandle callBack)
             {
                 try
                 {
                     if ((MORKI_FAULT)status["IceCreamFault"] != MORKI_FAULT.未发生故障)
                     {
                         MessageLog.GetInstance.Show(string.Format("当前存在故障[{0}%]，不允许制作", (MORKI_FAULT)status["IceCreamFault"]));
                         new GSIceCream_EndCookEvent() { DeviceId = DeviceId, Status = false }.Publish();
                         callBack?.Invoke(false);
                         return;
                     }
                     if ((byte)status["IceCreamCXB"] <= 86)
                     {
                         MessageLog.GetInstance.Show(string.Format("当前成型比[{0}%]，低于86%，不允许制作", (byte)status["IceCreamCXB"]));
                         new GSIceCream_EndCookEvent() { DeviceId = DeviceId, Status = false }.Publish();
                         callBack?.Invoke(false);
                         return;
                     }

                     bool modeRight = (MORKI_MODE)status["IceCreamCurrentMode"] == MORKI_MODE.制冷模式;

                     if (!modeRight)
                     {
                         free = true;
                         Thread.Sleep(200);

                         var temp = IcPack.StructureToByte(ICMSG_MODE_DW.Build(MORKI_MODE.制冷模式));
                         commProxy.SendData(temp);

                         Thread.Sleep(200);
                         free = false;
                         MessageLog.GetInstance.Show(string.Format("出料操作->设置模式[{0}]", MORKI_MODE.制冷模式));

                         DateTime freeTime = DateTime.Now.AddSeconds(5);
                         while (DateTime.Now < freeTime)
                         {
                             Thread.Sleep(10);
                             modeRight = (MORKI_MODE)status["IceCreamCurrentMode"] == MORKI_MODE.制冷模式;
                             if (modeRight)
                                 break;
                         }
                     }

                     if (modeRight)
                     {
                         free = true;
                         Thread.Sleep(200);
                         var data = IcPack.StructureToByte(ICMSG_MODE_DW.Build(MORKI_MODE.打料));
                         commProxy.SendData(data);
                         Thread.Sleep(200);
                         free = false;
                         new GSIceCream_EndCookEvent() { DeviceId = DeviceId, Status = true }.Publish();
                         MessageLog.GetInstance.Show(string.Format("出料操作->设置模式[{0}]", MORKI_MODE.打料));
                         callBack?.Invoke(true);
                     }
                     else
                     {
                         MessageLog.GetInstance.Show(string.Format("出料操作->模式切换失败，当前模式[{0}]，不允许出料", (MORKI_MODE)status["IceCreamCurrentMode"]));
                         new GSIceCream_EndCookEvent() { DeviceId = DeviceId, Status = false }.Publish();
                         callBack?.Invoke(false);
                     }
                 }
                 catch (Exception ex)
                 {
                     MessageLog.GetInstance.ShowEx($"BPASmartClient.GSIceCream 中引发错误,IceCreamMachine 类,描述：[{ex.Message}]");
                     callBack?.Invoke(false);
                 }
             });
            InitStatus();
            //测试用
            Start();
            MessageLog.GetInstance.Show("冰淇淋机器初始化完成");
        }

        public override void WriteData(string address, object value)
        {
        }
    }

}