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using Raytheon;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

using Raytheon.Instruments;
using Raytheon.Common;
using NLog;
using System.Windows.Interop;
using ProgramGui;
using NationalInstruments.TestStand.Interop.API;
using System.Runtime.ExceptionServices;

namespace ProgramLib
{
   /// <summary>
	/// Initialization of measurement managers and get methods
	/// </summary>
   public partial class Program
   {
      // Declare all the instrument managers here
      private PowerSupplyMeasurementManager _psManager = null;
      private ProgramGuiManager _guiManager = null;

      /// <summary>
		/// Initialize power supply measurement manager
		/// </summary>
		/// <param name=""></param>
		/// <returns></returns>
      public void InitializePowerSupplyMeasurementManager()
      {
         try
         {
            _psManager = new PowerSupplyMeasurementManager(_instrumentManager, _fileAndFolderManager.getFile(FileAndFolderManager.Files.POWER_SUPPLY_SELF_TEST_DATETIME));
            _psManager.Initialize();
         }
         catch (Exception ex)
         {
            _logger.Error(ex.Message + "\n" + ex.StackTrace);

            // DO NOT THROW in this block
            // this function will handle the error accordingly since we could be calling this from third-party test executive like TestStand
            TerminateTestOnMainThreadError(ex);
         }
      }

      /// <summary>
		/// Initialize GUI manager
		/// </summary>
		/// <param name=""></param>
		/// <returns></returns>
      public void InitializeGuiManager()
      {
         try
         {
            _guiManager = new ProgramGuiManager();
            _guiManager.Initialize();
         }
         catch (Exception ex)
         {
            _logger.Error(ex.Message + "\n" + ex.StackTrace);

            // DO NOT THROW in this block
            // this function will handle the error accordingly since we could be calling this from third-party test executive like TestStand
            TerminateTestOnMainThreadError(ex);
         }
      }

      /// <summary>
      /// Start all the monitor/read threads here
      /// Call this only after ProgramGuiManager and PowerSupplyManager has been initialized since these threads could be
      /// accessing those objects
      /// </summary>
      /// <param name=""></param>
      /// <returns></returns>
      public void InitializeSupportThreads()
      {
         try
         {
            if (_threadList.Count() == 0)
            {
               _threadList.Add(new FailureMonitorThread());
               _threadList.Last().Start();

               ICollection<object> psList = _instrumentManager.GetInstruments(typeof(PowerSupply));

               foreach (PowerSupply ps in psList)
               {
                  _threadList.Add(new PowerSupplyReadThread(ps.Name));
                  _threadList.Last().Start();
               }

               _threadList.Add(new PassthroughDataGuiUpdateThread());
               _threadList.Last().Start();

               _threadList.Add(new PowerSupplyGuiUpdateThread());
               _threadList.Last().Start();
            }
         }
         catch (Exception ex)
         {
            _logger.Error(ex.Message + "\n" + ex.StackTrace);

            // DO NOT THROW in this block
            // this function will handle the error accordingly since we could be calling this from third-party test executive like TestStand
            TerminateTestOnMainThreadError(ex);
         }
      }

      /// <summary>
		/// Get power supply manager object
		/// </summary>
		/// <param name=""></param>
		/// <returns></returns>
      public PowerSupplyMeasurementManager GetPowerSupplyMeasurementManager()
      {
         if (_psManager == null)
            InitializePowerSupplyMeasurementManager();

         return _psManager;
      }

      /// <summary>
		/// Get Gui manager object
		/// </summary>
		/// <param name=""></param>
		/// <returns></returns>
      public ProgramGuiManager GetGuiManager()
      {
            if (_guiManager == null)
               InitializeGuiManager();

            return _guiManager;
      }
   }
}