using Aitex.Core.RT.Log;
using Aitex.Core.RT.SCCore;
using Aitex.Core.Util;
using Aitex.Sorter.Common;
using MECF.Framework.Common.CommonData;
using MECF.Framework.Common.Equipment;
using MECF.Framework.Common.SubstrateTrackings;
using MECF.Framework.RT.EquipmentLibrary.HardwareUnits.LoadPorts;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;
using System.Threading.Tasks;
using Venus_Core;
using Venus_RT.Modules;

namespace Venus_RT.Devices.VCE
{
    //泓浒
    enum VRStep
    {
        Idle,
        Home,
        Move,
        Halt,
        Release,
        Goto,
        Pick,
        PickExtend,
        PickRetract,
        Place,
        PlaceExtend,
        PlaceRetract,
        Xfer,
        CheckLoad_ArmA,
        CheckLoad_ArmB,
        SetLoad,
        ReQueryLoad,
    }
    public class HongHuVR
    {
        private readonly AsyncSocket _socket;
        private const string EOF = "\r";
        private RState _status;
        private bool _IsHomed;
        private VRStep _currentStep = VRStep.Idle;
        private Dictionary<ModuleName, int> _StationNumbers = new Dictionary<ModuleName, int>();
        private RobotMoveInfo _robotMoveInfo = new RobotMoveInfo();
        public RState Status { get { return _status; } }
        public bool IsHomed { get { return _IsHomed; } }
        private string Hand2Arm(Hand hand) => hand == Hand.Blade1 ? "B" : "A";

        private readonly Regex _rex_check_load = new Regex(@"LOAD\s+(A|B)\s+(\w+)\s*");
        private readonly Regex _rex_error_code = new Regex(@"_ERR\s+(\d+)\s*");
        public RobotMoveInfo VaccumRobotMoveInfo { get { return _robotMoveInfo; } }

        public Dictionary<string, string> _error2msg = new Dictionary<string, string>()
        {
            { "701" , "设备检查互锁，发现无法执行"},
            { "722" , "设备动作，但是发生异常"},
        };

        public HongHuVR()
        {

            _socket = new AsyncSocket("", EOF);
            _socket.Connect(SC.GetStringValue($"VacRobot.IPAddress"));
            _socket.OnDataChanged += OnReceiveMessage;
            _socket.OnErrorHappened += OnErrorHappen;

            _status = RState.Init;
            _IsHomed = false;
        }
        //初始化某个轴
        //1.清错
        //2.设备上电
        //3.各轴按顺序运动
        public bool Home()
        {
            _status = RState.Running;
            _currentStep = VRStep.Home;
            return _SendCommand("HOME ALL");
        }
        public bool Halt()
        {
            _status = RState.Running;
            _currentStep = VRStep.Halt;
            return _SendCommand("HALT");
        }
        public bool Release()
        {
            _status = RState.Running;
            _currentStep = VRStep.Release;
            return _SendCommand("RELEASE");
        }
        //public bool MOVE()
        //{
        //}
        public bool Pick(ModuleName station, int slot, Hand hand)
        {
            if (!CheckRobotStatus())
                return false;

            _currentStep = VRStep.Pick;
            _status = RState.Running;
            SetRobotMovingInfo(RobotAction.Picking, hand, station);
            return _SendCommand($"PICK {_StationNumbers[station]} SLOT {slot} ARM {Hand2Arm(hand)}");
        }

        public bool PickExtend(ModuleName station, int slot, Hand hand)
        {
            if (!CheckRobotStatus())
                return false;

            _currentStep = VRStep.PickExtend;
            _status = RState.Running;
            SetRobotMovingInfo(RobotAction.Picking, hand, station);
            return _SendCommand($"PICK {_StationNumbers[station]} SLOT {slot} ARM {Hand2Arm(hand)} ENRT NR");
        }

        public bool PickRetract(ModuleName station, int slot, Hand hand)
        {
            if (!CheckRobotStatus())
                return false;

            _currentStep = VRStep.PickRetract;
            _status = RState.Running;
            SetRobotMovingInfo(RobotAction.Picking, hand, station);
            return _SendCommand($"PICK {_StationNumbers[station]} SLOT {slot} ARM {Hand2Arm(hand)} STRT NR");
        }
        public bool Place(ModuleName station, int slot, Hand hand)
        {
            if (!CheckRobotStatus())
                return false;

            _currentStep = VRStep.Place;
            _status = RState.Running;
            SetRobotMovingInfo(RobotAction.Picking, hand, station);
            return _SendCommand($"PLACE {_StationNumbers[station]} SLOT {slot} ARM {Hand2Arm(hand)}");
        }
        public bool PlaceExtend(ModuleName station, int slot, Hand hand)
        {
            if (!CheckRobotStatus())
                return false;

            _currentStep = VRStep.Place;
            _status = RState.Running;
            SetRobotMovingInfo(RobotAction.Picking, hand, station);
            return _SendCommand($"PLACE {_StationNumbers[station]} SLOT {slot} ARM {Hand2Arm(hand)} ENRT NR");
        }
        public bool PlaceRetract(ModuleName station, int slot, Hand hand)
        {
            if (!CheckRobotStatus())
                return false;

            _currentStep = VRStep.Place;
            _status = RState.Running;
            SetRobotMovingInfo(RobotAction.Picking, hand, station);
            return _SendCommand($"PLACE {_StationNumbers[station]} SLOT {slot} ARM {Hand2Arm(hand)} STRT NR");
        }
        public bool Transfer(ModuleName fromstation, ModuleName tostation, Hand hand)
        {
            if (!CheckRobotStatus())
                return false;

            _currentStep = VRStep.Xfer;
            _status = RState.Running;
            return _SendCommand($"XFER ARM {Hand2Arm(hand)} {_StationNumbers[fromstation]} {_StationNumbers[tostation]}");

        }
        public bool CheckLoad(Hand hand = Hand.Blade1)
        {
            if (_currentStep != VRStep.Home && _currentStep != VRStep.CheckLoad_ArmA && !CheckRobotStatus())
                return false;

            _currentStep = hand == Hand.Blade2 ? VRStep.CheckLoad_ArmB : VRStep.CheckLoad_ArmA;
            _status = RState.Running;
            return _SendCommand($"CHECK LOAD ARM {Hand2Arm(hand)}");
        }
        //public bool SETLOAD()
        //{

        //}
        //public bool RQLOAD()
        //{

        //}
        //public bool PICKALGN(){}
        private bool _SendCommand(string cmd)
        {
            LOG.WriteSingeLine(eEvent.INFO_TM_ROBOT, ModuleName.VaccumRobot, $"Send Command to HongHu VaccumRobot: {cmd}");
            return _socket.Write(cmd + EOF);
        }

        private bool CheckRobotStatus()
        {
            if (Status == RState.Init)
            {
                LOG.Write(eEvent.ERR_DEVICE_INFO, ModuleName.VaccumRobot, "VaccumRobot is not homed, please home first.");
                return false;
            }
            else if (Status == RState.Running)
            {
                LOG.Write(eEvent.ERR_DEVICE_INFO, ModuleName.VaccumRobot, "VaccumRobot is busy, please wait a minute");
                return false;
            }
            else if (Status == RState.Failed || Status == RState.Timeout)
            {
                LOG.Write(eEvent.ERR_DEVICE_INFO, ModuleName.VaccumRobot, "VaccumRobot has a error, please check and fix the hardware issue and home it");
                return false;
            }

            return true;
        }

        private void OnReceiveMessage(string RevMsg)
        {
            LOG.WriteSingeLine(eEvent.INFO_TM_ROBOT, ModuleName.VaccumRobot, $"Receive message from HongHu VaccumRobot: {RevMsg}, while {_currentStep}");

            if (_rex_error_code.IsMatch(RevMsg))
            {
                _IsHomed = false;
                _status = RState.Failed;

                var results = _rex_error_code.Match(RevMsg);
                ErrorMessageHandler(results.Groups[1].Value);
                return;
            }

            switch (_currentStep)
            {
                case VRStep.Goto:
                case VRStep.Xfer:
                case VRStep.Pick:
                case VRStep.PickExtend:
                case VRStep.PickRetract:
                case VRStep.Place:
                case VRStep.PlaceExtend:
                case VRStep.PlaceRetract:
                    {
                        if (RevMsg.Trim() == "_RDY" || (RevMsg.Contains("_RDY") && !RevMsg.Contains("_ERR")))
                        {
                            _currentStep = VRStep.Idle;
                            _status = RState.End;
                        }
                        else
                        {
                            ReportWrongMsg(RevMsg);
                        }

                        if (_currentStep != VRStep.PickExtend && _currentStep != VRStep.PlaceExtend)
                            SetRobotMovingInfo(RobotAction.None, Hand.Both, ModuleName.VaccumRobot);
                    }
                    break;
                case VRStep.Home:
                    {

                        if (RevMsg.Trim() == "_RDY")
                        {
                            //CheckLoad(Hand.Blade1);
                            _currentStep = VRStep.Idle;
                            _status = RState.End;
                            _IsHomed = true;
                        }
                        else
                            ReportWrongMsg(RevMsg);
                    }
                    break;
                case VRStep.CheckLoad_ArmA:
                    {
                        if (_rex_check_load.IsMatch(RevMsg))
                        {
                            GetCheckLoadResult(RevMsg);

                            CheckLoad(Hand.Blade2);
                        }
                        else
                            ReportWrongMsg(RevMsg);
                    }
                    break;
                case VRStep.CheckLoad_ArmB:
                    {
                        if (_rex_check_load.IsMatch(RevMsg))
                        {
                            GetCheckLoadResult(RevMsg);

                            _currentStep = VRStep.Idle;
                            _status = RState.End;
                            _IsHomed = true;
                        }
                    }
                    break;
                default:
                    if (!RevMsg.Contains("_EVENT"))
                        ReportWrongMsg(RevMsg);
                    break;
            }
        }

        private void GetCheckLoadResult(string revMsg)
        {
            Match result = _rex_check_load.Match(revMsg);

            string Arm = result.Groups[1].Value;
            string WaferStatus = result.Groups[2].Value;
            if (WaferStatus == "ON")
            {
                WaferManager.Instance.CreateWafer(ModuleName.VaccumRobot, Arm == "A" ? 0 : 1, Aitex.Core.Common.WaferStatus.Unknown);
            }
        }

        private void ErrorMessageHandler(string errorcode)
        {
            string ErrorInfo;
            if (_error2msg.ContainsKey(errorcode))
            {
                ErrorInfo = _error2msg[errorcode];
                LOG.Write(eEvent.ERR_DEVICE_INFO, ModuleName.VaccumRobot, ErrorInfo);
            }
            else
            {
                LOG.Write(eEvent.ERR_DEVICE_INFO, ModuleName.VaccumRobot, $"Dictionary Not Contains error code:{errorcode}");
            }
        }

        private void OnErrorHappen(ErrorEventArgs args)
        {
            Singleton<RouteManager>.Instance.TM.PostMsg(TMEntity.MSG.Error);
            LOG.Write(eEvent.ERR_DEVICE_INFO, ModuleName.VaccumRobot, $"HongHu VaccumRobot Error: {args.Reason} while {_currentStep}");
        }

        private void ReportWrongMsg(string revMsg)
        {
            LOG.Write(eEvent.ERR_DEVICE_INFO, ModuleName.VaccumRobot, $"Receive wrong message:{revMsg} while {_currentStep}");
        }

        public void SetRobotMovingInfo(RobotAction action, Hand hand, ModuleName target)
        {
            _robotMoveInfo.Action = action;
            _robotMoveInfo.ArmTarget = hand == Hand.Blade1 ? RobotArm.ArmA : (hand == Hand.Both ? RobotArm.Both : RobotArm.ArmB);
            _robotMoveInfo.BladeTarget = $"{_robotMoveInfo.ArmTarget}.{target}";
        }

    }
}