GenericTeProgramLibrary/Source/Program/Threads/ManualGuiPowerSupplyReadThread.cs

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using System;
using System.Collections;
using System.Collections.Generic;
using System.Threading;
using NLog;
using ProgramGui.GUI.ViewModel;
using ProgramLib.GUI.Model;
using ProgramLib.GUI.View;
using Raytheon.Instruments.PowerSupply;

namespace ProgramLib
{
   /// <summary>
   /// Class to spawn thread to read power supply data
   /// </summary>
   internal class ManualGuiPowerSupplyReadThread : BasicThread
   {
      private enum Events
      {
         GLOBAL_QUIT,
         QUIT,

         // DO NOT change the name
         // This must be the last member in the enum
         EVENT_TIMED_OUT
      }

      private ILogger _logger;

      /// <summary>
      /// Constructor
      /// </summary>
      public ManualGuiPowerSupplyReadThread()
      {
         _logger = LogManager.GetCurrentClassLogger();
      }

      /// <summary>
      /// Method that executes on the thread.
      /// </summary>
      /// <param name=""></param>
      /// <returns></returns>
      protected override void DoWork()
      {
         _logger?.Debug($"{this.GetType().Name}::{System.Reflection.MethodBase.GetCurrentMethod().Name}() is running...");

         try
         {
            ReadPowerSupplyData();
         }
         catch (Exception ex)
         {
            _logger?.Error(ex.Message + "\n" + ex.StackTrace);
         }

         _logger?.Debug($"{this.GetType().Name}::{System.Reflection.MethodBase.GetCurrentMethod().Name}() is exiting...");

      }

      /// <summary>
      /// Read power supply data and check for faults
      /// </summary>
      /// <param name=""></param>
      /// <returns></returns>
      private void ReadPowerSupplyData()
      {
         int pollRateMs = 1000;
         _logger?.Debug($"{this.GetType().Name}::{System.Reflection.MethodBase.GetCurrentMethod().Name}() is running...");

         try
         {
            Dictionary<Events, EventWaitHandle> eventDict = new Dictionary<Events, EventWaitHandle>();
            eventDict[Events.GLOBAL_QUIT] = Program.Instance().EventManager[EventManager.Events.GLOBAL_QUIT];
            eventDict[Events.QUIT] = _quitEvent;
            eventDict[Events.EVENT_TIMED_OUT] = null;

            EventGroup<Events, EventWaitHandle> eventGroup = new EventGroup<Events, EventWaitHandle>(eventDict);
            ManualControlWindow manualGui = (ManualControlWindow)Program.Instance().GuiManager[ProgramGuiManager.WINDOWS.MANUAL_CONTROL];
            while (true)
            {
               Events id = eventGroup.WaitAny(pollRateMs);

               if (id == Events.EVENT_TIMED_OUT)
               {
                  try
                  {
                     manualGui._manualWindowViewModel.GetPoweredModuleDataItemsSem().WaitOne();

                     List<string> moduleList = Program.Instance().MalMeasurementLibManager.PowerSupplyMeasurementManager.GetPowerModuleList();

                     foreach (string module in moduleList)
                     {
                        PowerData data = Program.Instance().MalMeasurementLibManager.PowerSupplyMeasurementManager.ReadPowerData(module);

                        if (data.IsOutputOn)
                        {
                           PowerModuleDataModel powerData = manualGui.GetPowerModuleDataFromDatagridDataItems(module);
                           if (powerData == null)
                           {
                              powerData = new PowerModuleDataModel();
                              powerData.Name = module;
                              powerData.PowerLed = manualGui._manualWindowViewModel._imageToResourcePathDict[ManualWindowViewModel.Images.LED_ON];

                              manualGui.Dispatcher.Invoke((Action)delegate
                              {
                                 // update datagrid
                                 manualGui._manualWindowViewModel._poweredModuleDataItems.Add(powerData);
                              });

                              powerData = manualGui.GetPowerModuleDataFromComboBoxDataItems(module);
                              if (powerData != null)
                              {
                                 // update combo box
                                 powerData.PowerLed = manualGui._manualWindowViewModel._imageToResourcePathDict[ManualWindowViewModel.Images.LED_ON];
                              }
                           }

                           BitArray statusReg = new BitArray(new int[] { data.FaultStatus });

                           bool ovpTriggeredInPowerSupply = statusReg[0];
                           bool ocpTriggeredInPowerSupply = statusReg[1];

                           if (ovpTriggeredInPowerSupply && ocpTriggeredInPowerSupply)
                           {
                              string errorMsg = String.Empty;

                              if (ovpTriggeredInPowerSupply)
                              {
                                 errorMsg = powerData.Name + "'s OVP circuitry has tripped";
                              }
                              else if (ocpTriggeredInPowerSupply)
                              {
                                 errorMsg = powerData.Name + "'s OCP circuitry has tripped";
                              }

                              throw new Exception(errorMsg);
                           }
                           else
                           {
                              powerData.ExpectedVoltage = data.VoltageSetpoint.ToString("0.00");
                              powerData.ActualVoltage = data.Voltage.ToString("0.00");
                              powerData.ActualCurrent = data.Current.ToString("0.00");
                           }
                        }
                        else
                        {

                           PowerModuleDataModel powerData = manualGui.GetPowerModuleDataFromDatagridDataItems(module);
                           if (powerData != null)
                           {
                              manualGui.Dispatcher.Invoke((Action)delegate
                              {
                                 // update datagrid
                                 manualGui._manualWindowViewModel._poweredModuleDataItems.Remove(powerData);
                              });
                           }

                           powerData = manualGui.GetPowerModuleDataFromComboBoxDataItems(module);
                           if (powerData != null)
                           {
                              // update combo box
                              powerData.PowerLed = manualGui._manualWindowViewModel._imageToResourcePathDict[ManualWindowViewModel.Images.LED_OFF];
                           }
                        }
                     }
                  }
                  catch (Exception)
                  {
                     throw;
                  }
                  finally
                  {
                     manualGui._manualWindowViewModel.GetPoweredModuleDataItemsSem().Release();
                  }
               }
               else
               {
                  try
                  {
                     manualGui._manualWindowViewModel.GetPoweredModuleDataItemsSem().WaitOne();

                     List<string> moduleList = Program.Instance().MalMeasurementLibManager.PowerSupplyMeasurementManager.GetPowerModuleList();

                     foreach (string module in moduleList)
                     {
                        PowerData data = Program.Instance().MalMeasurementLibManager.PowerSupplyMeasurementManager.ReadPowerData(module);

                        if (data.IsOutputOn)
                        {
                           Program.Instance().MalMeasurementLibManager.PowerSupplyMeasurementManager.OutputDisable(module);
                        }
                     }
                  }
                  catch (Exception)
                  {
                     throw;
                  }
                  finally
                  {
                     manualGui._manualWindowViewModel.GetPoweredModuleDataItemsSem().Release();
                  }

                  break;
               }
            }
         }
         catch (Exception)
         {
            throw;
         }

         _logger?.Debug($"{this.GetType().Name}::{System.Reflection.MethodBase.GetCurrentMethod().Name}() is exiting...");
      }
   }
}