using Aurora;
using Aurora.Api;
using Aurora.View;
using AuroraDeviceCommon.Views;
using System;
using System.Collections.ObjectModel;
using System.Windows.Input;
using System.Windows.Threading;

namespace AuroraLaser.Coherent
{
    public class UCCoherentHyperRapidLaserDeviceViewModel : BaseDeviceViewModel
    {
        public ICommand CMD_Connect { get; }
        public ICommand CMD_SetShutter { get; }
        public ICommand CMD_SetInternalShutter { get; }
        public ICommand CMD_StartSystem { get; }
        public ICommand CMD_StopSystem { get; }
        public ICommand CMD_ClearSystem { get; }
        public ICommand CMD_SetTransmission { get; }
        public ICommand CMD_SetPower { get; }
        public ICommand CMD_UmacLaserPowerOn { get; }
        public ICommand CMD_UmacLaserPowerOff { get; }

        public bool _IsConnection;

        public bool IsConnection { get => _IsConnection; set => SetProperty(ref _IsConnection, value); }

        public string _LaserConnect;
        public string LaserConnect { get => _LaserConnect; set => SetProperty(ref _LaserConnect, value); }

        public bool _IsSystemActivated;
        public bool IsSystemActivated { get => _IsSystemActivated; set => SetProperty(ref _IsSystemActivated, value); }

        public string _curSystemStatus;
        public string curSystemStatus { get => _curSystemStatus; set => SetProperty(ref _curSystemStatus, value); }

        public bool _IsKeySwitchOn;
        public bool IsKeySwitchOn { get => _IsKeySwitchOn; set => SetProperty(ref _IsKeySwitchOn, value); }

        public bool _IsShutterOpened;
        public bool IsShutterOpened { get => _IsShutterOpened; set => SetProperty(ref _IsShutterOpened, value); }

        public bool _IsInternalShutterOpened;
        public bool IsInternalShutterOpened { get => _IsInternalShutterOpened; set => SetProperty(ref _IsInternalShutterOpened, value); }

        public bool _IsSystemReady;
        public bool IsSystemReady { get => _IsSystemReady; set => SetProperty(ref _IsSystemReady, value); }

        public double _CurOutputPower;
        public double CurOutputPower { get => _CurOutputPower; set => SetProperty(ref _CurOutputPower, value); }

        public double _CurTransmission;
        public double CurTransmission { get => _CurTransmission; set => SetProperty(ref _CurTransmission, value); }

        public double _OutputPower;
        public double OutputPower { get => _OutputPower; set => SetProperty(ref _OutputPower, value); }

        public double _Transmission;
        public double Transmission { get => _Transmission; set => SetProperty(ref _Transmission, value); }

        public string _CurAmp;
        public string CurAmp { get => _CurAmp; set => SetProperty(ref _CurAmp, value); }

        private readonly DispatcherTimer MonitorTimer;
        private readonly IExternalShutter _ExternalShutter;
        private readonly IExternalLaserShot _ExternalShot;
        private string LaserDeviceId;

        private ObservableCollection<string> _LaserLogMessage;
        public ObservableCollection<string> LaserLogMessage { get => _LaserLogMessage; }

        private bool _ScreenEnable = true;
        public bool ScreenEnable { get => _ScreenEnable; set => SetProperty(ref _ScreenEnable, value); }

        public UCCoherentHyperRapidLaserDeviceViewModel(IAuroraEnvironment aurora, Device laser, IExternalShutter externalShutter, IExternalLaserShot externalShot)
            : base(aurora, laser)
        {
            CMD_Connect = new DelegateCommand(Connect);
            CMD_SetShutter = new DelegateCommand(SetShutter);
            CMD_SetInternalShutter = new DelegateCommand(SetInternalShutter);
            CMD_StartSystem = new DelegateCommand(StartSystem);
            CMD_StopSystem = new DelegateCommand(StopSystem);
            CMD_ClearSystem = new DelegateCommand(StopSystem);
            CMD_SetTransmission = new DelegateCommand(SetTransmission);
            CMD_SetPower = new DelegateCommand(SetPower);
            CMD_UmacLaserPowerOn = new DelegateCommand(SetUmacLaserPowerOn);
            CMD_UmacLaserPowerOff = new DelegateCommand(SetUmacLaserPowerOff);

            _ExternalShutter = externalShutter;
            _ExternalShot = externalShot;

            LaserDeviceId = laser.DeviceId;

            _IsKeySwitchOn = false;
            _IsShutterOpened = false;
            _IsSystemReady = false;
            _OutputPower = 0.0;
            _CurOutputPower = 0.0;
            _CurTransmission = 0.0;
            _CurAmp = "";
            _LaserConnect = "";
            _IsSystemActivated = false;
            _curSystemStatus = "";

            _LaserLogMessage = new ObservableCollection<string>();

            MonitorTimer = new DispatcherTimer();
            MonitorTimer.Tick += OnMonitoring;
            MonitorTimer.Interval = TimeSpan.FromMilliseconds(1000);
        }

        private void AddLaserLog(string _message)
        {
            if (LaserLogMessage.Count > 100) {
                LaserLogMessage.RemoveAt(100);
            }

            LaserLogMessage.Insert(0, _message);
        }

        protected override void VisibleChanged(object obj)
        {
            bool visible = (bool)obj;
            if (visible) {
                MonitorTimer.Start();
            } else {
                MonitorTimer.Stop();
            }
        }

        private bool IsShutterOpenend()
        {
            return _ExternalShutter.IsExternalShutterOpened((_Device as HyperRapidLaser).GetLaserNo());
        }

        private void OnMonitoring(object sender, EventArgs e)
        {
            if (!_Device.IsActivated) {
                return;
            }

            var laser = _Device as HyperRapidLaser;

            IsConnection = _Device.IsActivated;

            if (IsConnection) {
                LaserConnect = "Connected";
            } else {
                LaserConnect = "Disconnected";
            }

            switch (laser.GetLaserState()) {
                case (int)HyperRapidLaser._tagLaserState.LASER_STATE_BOOT:
                    IsSystemActivated = false;
                    curSystemStatus = "Boot";
                    break;
                case (int)HyperRapidLaser._tagLaserState.LASER_STATE_READY:
                    IsSystemActivated = false;
                    curSystemStatus = "Ready";
                    break;
                case (int)HyperRapidLaser._tagLaserState.LASER_STATE_ON:
                    IsSystemActivated = true;
                    curSystemStatus = "On";

                    if (laser.GetPM() != 2) {
                        laser.SetPM(2);
                    }
                    break;
                case (int)HyperRapidLaser._tagLaserState.LASER_STATE_FAULT:
                    curSystemStatus = "Fault";
                    break;
            }

            if (IsKeySwitchOn != laser.IsKeySwitchOn()) {
                IsKeySwitchOn = laser.IsKeySwitchOn();
                if (IsKeySwitchOn)
                    AddLaserLog("IsKeySwitchOn : On");
                else
                    AddLaserLog("IsKeySwitchOn : Off");
            }

            if (IsShutterOpened != IsShutterOpenend()) {
                IsShutterOpened = IsShutterOpenend();
                if (IsShutterOpened)
                    AddLaserLog("IsShutterOpened : On");
                else
                    AddLaserLog("IsShutterOpened : Off");
            }

            if (IsInternalShutterOpened != laser.IsInternalShutterOpened()) {
                IsInternalShutterOpened = laser.IsInternalShutterOpened();
                if (IsInternalShutterOpened)
                    AddLaserLog("IsInternalShutterOpened : On");
                else
                    AddLaserLog("IsInternalShutterOpened : Off");
            }

            if (_CurOutputPower != laser.GetOutputAomPercentage()) {
                CurOutputPower = laser.GetOutputAomPercentage();
            }

            if (_CurTransmission != laser.GetTransmission()) {
                CurTransmission = laser.GetTransmission();
            }

            CurAmp = string.Format("{0}", laser.GetPM() == 2 ? "Internal & Gated" : "Internal");

            var state = laser.GetLaserState();
            //IsSystemReady = state == (int)_tagLaserState.LASER_STATE_READY;
        }

        private void Connect(object obj)
        {
            if (!_Device.IsActivated) {
                return;
            }
            AddLaserLog("Connect Click");

            var laser = _Device as HyperRapidLaser;

            // 연결/해제 메서드 없음
        }

        private void SetShutter(object obj)
        {
            if (!_Device.IsActivated) {
                return;
            }

            AddLaserLog("SetShutter Click");
            var laser = _Device as HyperRapidLaser;

            ////laser.SetInternalShutterOpen(IsShutterOpened);
            _ExternalShutter.SetExternalShutterOpen(laser.GetLaserNo(), IsShutterOpened);
        }

        private void SetInternalShutter(object obj)
        {
            if (!_Device.IsActivated) {
                return;
            }

            AddLaserLog("SetInternalShutter Click");
            var laser = _Device as HyperRapidLaser;

            laser.SetInternalShutterOpen(IsInternalShutterOpened);
        }

        private void StartSystem(object obj)
        {
            if (!_Device.IsActivated) {
                return;
            }
            AddLaserLog("StartSystem Click");

            var laser = _Device as HyperRapidLaser;

            laser.SetLaserOn(true);
        }

        private void StopSystem(object obj)
        {
            if (!_Device.IsActivated) {
                return;
            }

            AddLaserLog("StopSystem Click");
            var laser = _Device as HyperRapidLaser;

            laser.SetLaserOn(false);
        }

        private void ClearSystem(object obj)
        {
            if (!_Device.IsActivated) {
                return;
            }

            AddLaserLog("ClearSystem Click");
            var laser = _Device as HyperRapidLaser;

            laser.ClearSystemFault();
        }


        private void SetTransmission(object obj)
        {
            if (!_Device.IsActivated) {
                return;
            }

            AddLaserLog("SetTransmission Click");
            var laser = _Device as HyperRapidLaser;

            laser.SetTransmission(_Transmission);
        }

        private void SetPower(object obj)
        {
            if (!_Device.IsActivated) {
                return;
            }

            AddLaserLog("SetPower Click");
            var laser = _Device as HyperRapidLaser;

            laser.SetOutputAomPercentage(_OutputPower);
        }

        private void SetUmacLaserPowerOn(object obj)
        {
            if (!_Device.IsActivated) {
                return;
            }

            AddLaserLog("SetPower Click");
            var laser = _Device as HyperRapidLaser;

            _ExternalShutter.SetExternalShutterOpen(laser.GetLaserNo(), true);
            _ExternalShot.SetLaserShot(laser.GetLaserNo(), true);
        }

        private void SetUmacLaserPowerOff(object obj)
        {
            if (!_Device.IsActivated) {
                return;
            }

            AddLaserLog("SetPower Click");
            var laser = _Device as HyperRapidLaser;
            _ExternalShutter.SetExternalShutterOpen(laser.GetLaserNo(), false);
            _ExternalShot.SetLaserShot(laser.GetLaserNo(), false);
        }
    }
}