///
/// Copyright (c) 2013-2015 Sensus Metering Systems
///
using System;
using System.Collections.Generic;
using System.Linq;
using log4net;
using Config;
using Config.Entities;
using TBF.BenchControl.GenericDevices;
using TBF.BenchControl.Operations;
using TBF.Boxes;
using TBF.Resources;
using TBF.UiBridge;

namespace TBF.BenchControl.Sequences
{
    /// <summary>
    /// Sequence is a group of states that can be dynamically added to
    /// and removed from the state machine 
    /// </summary>
    public class SequenceBase : ProcessData
    {
        private static readonly ILog log = LogManager.GetLogger(typeof(SequenceBase));

        protected static readonly ILog processDataLogger = LogManager.GetLogger("ProcessData");
        protected static readonly ILog allResults = LogManager.GetLogger("AllResults");
		protected static readonly ILog summaryResults = LogManager.GetLogger("SummaryResults");

        ///------------------------------------------------------------
		/// Global static variables set only once.
		///------------------------------------------------------------
        public static IList<IFlowMeter> FlowMeters;     /// list of reference flowmeters
        public static IList<IRegulValve> RegulValves;   /// list of regulation valves
        public static IList<IPumpFM> PumpsWithFM;       /// list of FM controlled pumps
		public static IList<IWaterMeter> WaterMeters;   /// list of water meters
		public static IList<ICamera> Cameras;		    /// list of cameras

		///------------------------------------------------------------
		/// Procedure related (static) variables.
		/// They are re-initialized when LoadProcedure() is called
		///------------------------------------------------------------
        public static int ReferenceFlowmetersCount;
        public static float[] CalibratedLtrPerRefPulse;	/// Reference flowmeter coefficients
        public static double Qrise;
		public static double Qfall;


        ///------------------------------------------------------------
        /// Test related (instance) variables.
        /// Created when test sequence is open.
        /// They persist during all repetitions of the same test
        ///------------------------------------------------------------
        protected static BenchControl.FeedingPath inPath;
        protected static BenchControl.BenchPath benchPath;
        protected static BenchControl.OutputPath outPath;
		protected static BenchControl.MetersPath sensPath;
        protected static BenchControl.HeatMetersPath heatMetersPath;

        protected static TransitionSequence transitionBefore;
        protected static TransitionSequence transitionAfter;


		protected IOperation readRegistersOp;
		protected IOperation queryEnd1;
		protected IOperation queryEnd2;
		protected IOperation checkUiOp;

        protected IOperation processDataLoggingOp;


        ///
        /// Process data logging
        ///
        public void LogProcessHeader(ILog logger)
        {
            LogProcessHeader(logger, null);
        }

        public void LogProcessHeader(ILog logger, string sectionName)
        {
            logger.Info(Environment.NewLine);
            if (sectionName != null) logger.Info(sectionName);
            logger.Info("Time      Flow   TstTime Ref.cnt  Ref.vol Tin    Tout   Tdiv   Pin    Pout   Mass    VolMM  Tamb  Hamb  Pamb   Rv");
            logger.Info(Environment.NewLine);
        }

        public void LogProcessData(ILog logger)
        {
            logger.InfoFormat("{0}  {1}  {2}  {3}  {4}  {5}  {6}  {7}  {8}  {9}  {10}  {11}  {12}  {13}  {14}  {15}",
                               DateTime.Now.ToLongTimeString(),
                               Utils.DoubleToStr(RefFlow.Val, 4),
                               StateMachine.ControlBoard.TTime.ToString("F3"),
                               StateMachine.ControlBoard.EtPulses(0),
                               Formulas.VolumeFromPulses(StateMachine.ControlBoard.EtPulses(0), 1.0f / LtrPerRefPulse).ToString("F3"),
                               TempIn,
                               TempOut,
                               TempDiv,
                               PressureUp,
                               PressureDown,
                               Mass,
                               "VolMM",
                               AmbientTemp,
                               AmbientHumidity,
                               AmbientPressure,
                               outPath.RegulValve.Position.ToString("F1"));
        }


		/// <summary>
		/// Empties the tank: opens the emptying valve and measures the weight.
		/// </summary>
		/// <param name="EmptyTankValve">Valve to empty the tank</param>
		/// <param name="Balance">Balance underneath the tank</param>
		/// <returns>Event.Done or Event.Error</returns>
		protected Event EmptyTheTank(IValve EmptyTankValve, IBalance Balance)
		{
			bool stopped = false;

			//------------------------------------------------
			Bridge.OnActivity(this, TBF.Resources.Strings.Emptying_tank);
			//------------------------------------------------

			IList<Event> e;
			Bridge.Bench2UI(ButtonsEtc.StopBtnEn);

            State.Create("SequenceBase : Opening the emptying valve")
				.AddOperation(checkUiOp)
				.AddOperation(StateMachine.ControlBoard.SetValvesOp(EmptyTankValve, null))
				.EnterState();
			do { e = StateMachine.WaitRunDevsRunOps(); }
            while (!e.Contains(Event.ValvesSet));

			do
			{
				//--------------------------------
                State.Create("SequenceBase : Emptying the tank")
					.AddOperation(checkUiOp)
					.AddOperation(Balance.ReadMassOp(ref Mass))
                    .AddOperation(StateMachine.ControlBoard.UpdateTankWeightOp())
					.EnterState();
				do
				{
					e = StateMachine.WaitRunDevsRunOps();
					if (e.Contains(Event.Error)) return Event.Error;
					if (TestAndLogUiCmdStop(e))
					{
						stopped = true;
						break;
					}
					if (e.Contains(Event.BalanceOverload)) { };     /// Tank should be emptying now
				}
				while (!e.Contains(Event.BalanceDone));

				if (stopped) break;
			}
			while (!Balance.IsEmpty(Mass.Val));

			//
			// Quit emptying
			//
			State.Create("SequenceBase : Closing the emptying valve")
				.AddOperation(checkUiOp)
                .AddOperation(Balance.ReadMassOp(ref Mass))
                .AddOperation(StateMachine.ControlBoard.UpdateTankWeightOp())
                .AddOperation(StateMachine.ControlBoard.SetValvesOp(null, EmptyTankValve))
				.EnterState();
			do
			{
				e = StateMachine.WaitRunDevsRunOps();
                if (e.Contains(Event.Error))
					return Event.Error;
			}
            while (!e.Contains(Event.ValvesSet) || !e.Contains(Event.BalanceDone));

            State.Create("SequenceBase : Updating the weight")
                .AddOperation(checkUiOp)
                .AddOperation(Balance.ReadMassOp(ref Mass))
				.AddOperation(new Operations.TimerOp(5))
                .AddOperation(StateMachine.ControlBoard.UpdateTankWeightOp())
                .EnterState();
            do
            {
                e = StateMachine.WaitRunDevsRunOps();
                if (e.Contains(Event.Error))
					return Event.Error;
            }
			while (!e.Contains(Event.BalanceDone) || !e.Contains(Event.TimerExpired));

			if (stopped)
				return Event.UiCmdStop;
			else
				return Event.Done;
		}


		/// <summary>
		/// Passed as an argument to Transition(sequence, context)
		/// </summary>
		public enum TransitionContext
		{
			PurgeBegin,
			BeforeTest,
			AfterTest,
			PurgeEnd,
			Stop,
		}

		/// <summary>
		/// Executes steps of a transition sequence
		/// </summary>
		/// <param name="transitionSequence">TransitionSequence entity</param>
		/// <param name="context">Calling context (see above)</param>
		/// <returns>
		///		Event.Done			Transition sequence completed OK
		///		Event.UiCmdStop		Transition sequence interrupted by the STOP on-screen button
		///		Event.Error			Error (e.g. RegulValveTimeOut returned by Run() of SetRegulValvePositionOp)
		///	</returns>
		protected Event Transition(TransitionSequence transitionSequence, TransitionContext context)
		{
			bool stopFlag = false;
			bool errorFlag = false;
			IList<Event> e;
			string message;
			///
			switch (context)
			{
				case TransitionContext.PurgeBegin:	message = Strings.Purging_i_n;				break;
				case TransitionContext.BeforeTest:	message = Strings.Test_start_sequence_i_n;	break;
				case TransitionContext.AfterTest:	message = Strings.Test_stop_sequence_i_n;	break;
				case TransitionContext.PurgeEnd:    message = Strings.Emptying_i_n;				break;
				case TransitionContext.Stop:		message = Strings.Test_stop_sequence_i_n;	break;
				default: message = "Transition"; break;
			}

			if (transitionSequence == null)
			{
				log.WarnFormat("Transition(null, context={0})", context);

				///
				/// No transition sequence defined --> Default action
				///
				if (context == TransitionContext.AfterTest)
				{
					if (inPath.Pump is GenericDevices.IPumpFM) (inPath.Pump as GenericDevices.IPumpFM).TurnOff();

					State.Create("SequenceBase : Transition : TestEnd - Default action")
						 .AddOperation(checkUiOp)
						 .AddOperation(new MettlerToledo.KeepReadingMassesOp())
						 .AddOperation(StateMachine.ControlBoard.UpdateTankWeightOp())
						 .AddOperation(StateMachine.ControlBoard.SetValvesOp(StateMachine.DefaultValvesOpen,
																			 StateMachine.DefaultValvesClose))
						 .EnterState();
					do
					{
						e = StateMachine.WaitRunDevsRunOps();
						if (TestAndLogUiCmdStop(e)) return Event.UiCmdStop;
					}
					while (!e.Contains(Event.ValvesSet));
				}
			}
			else
			{
				///
				/// Execute the transition sequence
				///
				IList<TransitionStep> transitionSteps = StateMachine.WtSession
					.CreateQuery("FROM TransitionStep WHERE TransitionSequence = :tsId ORDER BY ItemNr")
					.SetParameter("tsId", transitionSequence.Id)
					.List<TransitionStep>();

				int stepsCount = transitionSteps.Count;

				log.WarnFormat("Transition(sequence={0} ({1} steps), context={2})", transitionSequence.Name, stepsCount, context);

				foreach (var step in transitionSteps)
				{
					//------------------------------------------------
					string activity = string.Format(message, transitionSequence.Name, step.ItemNr + 1, stepsCount);
					Bridge.OnActivity(this, activity);
					Bridge.OnMessage(this, step.Message);
					log.Info(activity + " " +step.Message);
					//------------------------------------------------

                    /// FM controlled pumps are canged imediately without using any state operations
					log.DebugFormat("step.PumpWithFMPcts = {0}", step.PumpWithFMPcts);
                    float[] allFMPumpPcts = Utils.GetPumpWithFMPcts(step);
                    for (int i = 0; i < allFMPumpPcts.Length; i++)
                    {
                        float pwr = allFMPumpPcts[i];
                        if (pwr > 0)               /// Negative value means no power change
                        {
                            PumpsWithFM[i].TurnOn(pwr);
                        }
                        else if (pwr == 0)
                        {
                            PumpsWithFM[i].TurnOff();
                        }
                    }

					/// Get new regulation valve positions,
					float[] allRegvPositions = Utils.GetRegulValvesPositions(step);

                    /// Prepare necessary SetRegValvePositionOp operations for RV-s with changed positions
					IList<IOperation> rvPosOps = new List<IOperation>();
					IList<string> rvPosStr = new List<string>();
					for (int i = 0; i < allRegvPositions.Length; i++)
					{
						if (allRegvPositions[i] >= 0)           /// Negative value means no position change
						{
							if (RegulValves[i].IsCoax)
							{
								rvPosOps.Add(RegulValves[i].SetRegulValvePositionOp(allRegvPositions[i], allRegvPositions[i], 60));
								rvPosStr.Add(string.Format("RV{0}.SetRegulValvePositionOp({1}, {1}, 60s)", i, allRegvPositions[i]));
							}
							else
							{
								float lo = Math.Max(0, allRegvPositions[i] - 0.05f);
								float hi = Math.Min(100.0f, allRegvPositions[i] + 0.05f);
								rvPosOps.Add(RegulValves[i].SetRegulValvePositionOp(lo, hi, 60));
								rvPosStr.Add(string.Format("RV{0}.SetRegulValvePositionOp({1}, {2}, 60s)", i, lo, hi));
							}
						}
					}

                    /// Max. one SetRegulValvePositionOp can be started or stopped in one sub-step.
                    /// Therefore SetRegulValvePositionOp operations are added and removed to subsequent states one by one.
					int delay = Math.Max(2, step.Duration - rvPosOps.Count + 2);

                    ///
                    int lastStartedRV = -1;
					for (int i = 0; i < rvPosOps.Count; i++)
					{
						log.DebugFormat("SequenceBase.Transition() : Step {0} start, opening={1}, closing={2}", step.ItemNr + 1, step.ValvesOpen, step.ValvesClose);
						State stepStrt = State
							.Create(string.Format("SequenceBase.Transition() : Step {0} start, opening={1}, closing={2}", step.ItemNr + 1, step.ValvesOpen, step.ValvesClose))
							.AddOperation(checkUiOp)
							.AddOperation(new MettlerToledo.KeepReadingMassesOp())
							.AddOperation(StateMachine.ControlBoard.UpdateTankWeightOp())
							.AddOperation(StateMachine.ControlBoard.SetValvesOp(Utils.ValvesOpen(step), Utils.ValvesClose(step)));
						for (int j = 0; j <= i; j++)
						{
							stepStrt.AddOperation(rvPosOps[j]);
							log.Debug(rvPosStr[j]);
						}
						lastStartedRV = i;
						stepStrt.EnterState();
						e = StateMachine.WaitRunDevsRunOps();
						if (e.Contains(Event.Error) || e.Contains(Event.RegulValveTimeOut)) { errorFlag = true; break; }
						if (TestAndLogUiCmdStop(e)) { stopFlag = true; break; }
					}
                    /// Max. valaue of lastStartedRV after exitting the loop is (rvPosOps.Count - 1)

                    if (!stopFlag && !errorFlag)
                    {
						log.DebugFormat("SequenceBase.Transition() : Step {0} delay {1}s, opening={2}, closing={3}", step.ItemNr + 1, delay, step.ValvesOpen, step.ValvesClose);
						State stepDelay = State
							.Create(string.Format("SequenceBase.Transition() : Step {0} delay {1}s, opening={2}, closing={3}", step.ItemNr + 1, delay, step.ValvesOpen, step.ValvesClose))
                            .AddOperation(checkUiOp)
							.AddOperation(new MettlerToledo.KeepReadingMassesOp())
							.AddOperation(StateMachine.ControlBoard.UpdateTankWeightOp())
						    .AddOperation(StateMachine.ControlBoard.SetValvesOp(Utils.ValvesOpen(step), Utils.ValvesClose(step)))
                            .AddOperation(new TimerOp(delay));
						for (int j = 0; j <= lastStartedRV; j++)
						{
							stepDelay.AddOperation(rvPosOps[j]);
							log.Debug(rvPosStr[j]);
						}
                        stepDelay.EnterState();
						bool endContitionFulfilled = false;
						do
                        {
                            e = StateMachine.WaitRunDevsRunOps();
                            if (e.Contains(Event.Error) || e.Contains(Event.RegulValveTimeOut)) { errorFlag = true; break; }
                            if (TestAndLogUiCmdStop(e)) { stopFlag = true; break; }

							switch (step.EndCondition)
							{
								case StepCondition.Scale1Empty:
									endContitionFulfilled = (StateMachine.Balance1 == null) || StateMachine.Balance1.IsEmpty();
									break;
								case StepCondition.Scale2Empty:
									endContitionFulfilled = (StateMachine.Balance2 == null) || StateMachine.Balance2.IsEmpty();
									break;
								case StepCondition.Scale3Empty:
									endContitionFulfilled = (StateMachine.Balance3 == null) || StateMachine.Balance3.IsEmpty();
									break;
								case StepCondition.AllScalesEmpty:
									endContitionFulfilled = ((StateMachine.Balance1 == null) || StateMachine.Balance1.IsEmpty()) &&
															((StateMachine.Balance2 == null) || StateMachine.Balance2.IsEmpty()) &&
															((StateMachine.Balance3 == null) || StateMachine.Balance3.IsEmpty());
									break;
							}
                        }
						while (e.Contains(Event.ValvesBusy) || (!endContitionFulfilled && e.Contains(Event.TimerBusy)));
                    }

                    for (int first = 1; first <= lastStartedRV; first++)
                    {
						log.DebugFormat("SequenceBase.Transition() : Step {0} stop, opening={1}, closing={2}", step.ItemNr + 1, step.ValvesOpen, step.ValvesClose);
						State stepStop = State.Create(string.Format("SequenceBase.Transition() : Step {0} stop, opening={1}, closing={2}", step.ItemNr + 1, step.ValvesOpen, step.ValvesClose))
                            .AddOperation(checkUiOp)
							.AddOperation(new MettlerToledo.KeepReadingMassesOp())
							.AddOperation(StateMachine.ControlBoard.UpdateTankWeightOp())
							.AddOperation(StateMachine.ControlBoard.SetValvesOp(Utils.ValvesOpen(step), Utils.ValvesClose(step)));
						for (int j = first; j <= lastStartedRV; j++)
						{
							stepStop.AddOperation(rvPosOps[j]);
							log.Debug(rvPosStr[j]);
						}
                        stepStop.EnterState();
                        e = StateMachine.WaitRunDevsRunOps();
                        if (e.Contains(Event.Error) || e.Contains(Event.RegulValveTimeOut)) { errorFlag = true; }
                        if (TestAndLogUiCmdStop(e)) { stopFlag = true; }
                    }

                    if (errorFlag || stopFlag) break;
				}

				Bridge.OnMessage(this, string.Empty);		/// Clear the last step message
			}

			///
			/// Do this after executing the transition sequence
			///
			if (context == TransitionContext.Stop || errorFlag || stopFlag)
			{
				///
				/// On error or when STOP pressed
				///
                foreach (var fmPump in PumpsWithFM) fmPump.TurnOff();

				if (inPath != null)
				{
					/// Stop the pump
					/// 
					State.Create("SequenceBase.Transition() : Test stopped -> Stopping the pump")
						.AddOperation(checkUiOp)
						.AddOperation(StateMachine.ControlBoard.UpdateTankWeightOp())
						.AddOperation((inPath.Pump is GenericDevices.IPumpFM) ? (inPath.Pump as GenericDevices.IPumpFM).TurnOffOp() : null)
						.AddOperation(StateMachine.ControlBoard.SetValvesOp(null, inPath.Pump))
						.EnterState();
					do
					{
						e = StateMachine.WaitRunDevsRunOps();
						if (e.Contains(Event.Error)) return Event.Error;
					}
					while (!e.Contains(Event.ValvesSet) || ((inPath.Pump is GenericDevices.IPumpFM) && !e.Contains(Event.TurnPumpOnOffDone)));
				}
			}
			else if (context == TransitionContext.BeforeTest)
			{
				if (inPath != null && benchPath != null && outPath != null)
				{
					State.Create("SequenceBase : Transition : TestStart - Default action")
							.AddOperation(checkUiOp)
							.AddOperation(new MettlerToledo.KeepReadingMassesOp())
							.AddOperation(StateMachine.ControlBoard.UpdateTankWeightOp())
							.AddOperation(StateMachine.ControlBoard
								.SetValvesOp(GenericDevices.ValveBase.Merge(inPath.ValvesOpen, benchPath.ValvesOpen, outPath.ValvesOpen),
											GenericDevices.ValveBase.Merge(inPath.ValvesClose, benchPath.ValvesClose, outPath.ValvesClose)))
							.EnterState();
					do
					{
						e = StateMachine.WaitRunDevsRunOps();
						if (e.Contains(Event.Error)) return Event.Error;
						if (TestAndLogUiCmdStop(e)) return Event.UiCmdStop;
					}
					while (e.Contains(Event.ValvesBusy));
				}
			}


			if (errorFlag)
				return Event.Error;
			else if (stopFlag)
				return Event.UiCmdStop;
			else
				return Event.Done;
		}


		/// <summary>
		/// Opens a modeless dialog for entering data at the beginning of a procedure (serial numbers)
		/// </summary>
		/// <returns>false = OK, true = stop pressed</returns>
		protected bool OpenCycleBeginForm()
		{
			IList<Event> e;
			GenericDevices.IDataEntry dataEntryCmpnt =
				TbfComponents.FindComponent(StateMachine.Procedure.DataEntry) as GenericDevices.IDataEntry;
			if (dataEntryCmpnt is IHasCycleBeginForm)
			{
				Bridge.OnActivity(this, Strings.Enter_water_meter_data);
				State.Create("MainSeq : Enter begin data")
					.AddPermanentOperation((dataEntryCmpnt as IHasCycleBeginForm).ShowCycleBeginFormOp())
					.AddOperation(checkUiOp)
					.EnterState();
				e = StateMachine.WaitRunDevsRunOps();
				if (TestAndLogUiCmdStop(e)) return true;
			}
			return false;
		}


		/// <summary>
		/// Waits until a modeless dialog for entering data at the beginnig of a procedure is closed.
		/// This function is typically called at the end of the first test of the procedure.
		/// </summary>
		/// <returns>false = OK, true = stop pressed</returns>
		protected UIFlowControl WaitBeginFormClosed()
		{
			GenericDevices.IDataEntry dataEntryCmpnt =
				TbfComponents.FindComponent(StateMachine.Procedure.DataEntry) as GenericDevices.IDataEntry;

            bool stopPressed = false;       /// true when STOP button pressed

			if (dataEntryCmpnt is IHasCycleBeginForm)
			{
				IList<Event> e;

				///
				/// Wait until modeless form is closed by the user if it is stil open
				/// 
                if ( State.LastEvents.Contains(Event.ModelessFormIsOpen))
                {
				    State.Create("MainSeq : Wait until the entry form is closed")
					    .AddOperation(checkUiOp)
					    .EnterState();
				    do
				    {
					    e = StateMachine.WaitRunDevsRunOps();
                        if (TestAndLogUiCmdStop(e))
                        {
                            stopPressed = true;
                            break;
                        }
				    }
				    while (!e.Contains(Event.ModelessFormClosed));
                }

				///
				/// A state without any dataEntryCmpnt operation so that Stop() when entering
				/// this state and Start() when entering the following state are executed.
				///
				State.Create("MainSeq : Stopping modeless form")
					.AddOperation(checkUiOp)
					.RemovePermanentOperation(dataEntryCmpnt as IOperation)
					.EnterState();
				e = StateMachine.WaitRunDevsRunOps();

                if (TestAndLogUiCmdStop(e)) { stopPressed = true; }
			}

			return stopPressed ? UIFlowControl.Stop : UIFlowControl.Continue;
		}


		/// <summary>
		/// Forces closing of a modeless dialog for entering data at the beginnig of a procedure.
		/// This function is typically called before starting a new cycle
		/// in case previous cycle was aborted.
		/// </summary>
		protected void CloseBeginForm()
		{
			if (StateMachine.Procedure == null || StateMachine.Procedure.DataEntry == null) return;

			GenericDevices.IDataEntry dataEntryCmpnt =
				TbfComponents.FindComponent(StateMachine.Procedure.DataEntry) as GenericDevices.IDataEntry;

			if ((dataEntryCmpnt is IHasCycleBeginForm) && 
				(State.LastEvents.Contains(Event.ModelessFormIsOpen) || State.LastEvents.Contains(Event.ModelessFormClosed)))
			{
				IList<Event> e;

				/// A state without any dataEntryCmpnt operation so that Stop() when entering
				/// this state and Start() when entering the following state are executed.
				State.Create("MainSeq : Stopping modeless form")
					.RemovePermanentOperation(dataEntryCmpnt as IOperation)
					.EnterState();
				do
				{
					e = StateMachine.WaitRunDevsRunOps();
				}
				while (e.Contains(Event.ModelessFormIsOpen));
			}
		}


		/// <summary>
		/// Main loop where measurements are collected.
		/// </summary>
		/// <param name="realTest">false = a flow setting or a switching flow detection, true = measurement</param>
		/// <returns>Event.MeasurementCompleted, Event.UiCmdStop, Event.Error or Event.Done</returns>
		protected Event ReadRegistersTempPressAmbient(IList<IOperation> measureOperations, bool realTest)
		{
			IList<Event> e;

			State.Create("Read water meters")
                .AddOperation(checkUiOp)
                .AddOperations(measureOperations)
                .AddOperation(readRegistersOp)
				.AddOperation(benchPath.TempIn.ReadTempOp(ref TempIn))
				.AddOperation(benchPath.TempOut.ReadTempOp(ref TempOut))
				.AddOperation(outPath.TempDiv.ReadTempOp(ref TempDiv))
				.AddOperation(benchPath.PressIn.ReadPressureOp(ref PressureUp))
				.AddOperation(benchPath.PressOut.ReadPressureOp(ref PressureDown))
				.AddOperation(heatMetersPath == null ? null : heatMetersPath.TMeterRefWarm1.ReadTempOp(ref TempRefWarm1))
				.AddOperation(heatMetersPath == null ? null : heatMetersPath.TMeterRefWarm2.ReadTempOp(ref TempRefWarm2))
				.AddOperation(heatMetersPath == null ? null : heatMetersPath.TMeterRefCold1.ReadTempOp(ref TempRefCold1))
				.AddOperation(heatMetersPath == null ? null : heatMetersPath.TMeterRefCold2.ReadTempOp(ref TempRefCold2))
				.AddOperation(realTest ? outPath.Balance.ReadMassOp(ref Mass) : null)
                .AddOperation(StateMachine.ControlBoard.UpdateTankWeightOp())
				.AddOperation((StateMachine.Ambient != null)
							    ? StateMachine.Ambient.ReadAmbientOp(AmbientTemp, AmbientPressure, AmbientHumidity)
							    : null)
				//.AddOperation(realTest ? (ticTac ? queryEnd1 : queryEnd2) : null)
                .AddOperation(realTest ? queryEnd1 : null)
                .AddOperation(realTest ? processDataLoggingOp : null)
                .EnterState();
			do
			{
				e = StateMachine.WaitRunDevsRunOps();
				if (e.Contains(Event.Error)) return Event.Error;
				if (TestAndLogUiCmdStop(e)) return Event.UiCmdStop;
				if (e.Contains(Event.MeasurementCompleted)) return Event.MeasurementCompleted;
			}
			while ( (realTest && !e.Contains(Event.BalanceDone)) ||
					!e.Contains(Event.ReadAllRegistersDone));

			return Event.Done;
		}

        
        protected string TestResult2CsvLine(string testName, int part)
		{
			Results.Entities.TestRslt tstRslt = ProcessData.BatchRslts.GetTestRslt(testName, part);

			if (tstRslt == null) return string.Empty;

			return TestResult2CsvLine(tstRslt);
		}


		protected string TestResult2CsvLine(Results.Entities.TestRslt tstRslt)
		{
			System.Text.StringBuilder sb = new System.Text.StringBuilder();

			sb.Append(tstRslt.StartTime);
			sb.Append(";"); sb.Append(tstRslt.Batch.BatchNr);
			sb.Append(";"); sb.Append(tstRslt.Name());
			sb.Append(";"); sb.Append(tstRslt.RepetitionNr);
			sb.Append(";"); sb.Append("1");
			sb.Append(";"); sb.Append(tstRslt.Method());
			sb.Append(";"); sb.Append(tstRslt.TargetVolume());
			sb.Append(";"); sb.Append(tstRslt.Qfrom());
			sb.Append(";"); sb.Append(tstRslt.Qto());
			sb.Append(";"); sb.Append(tstRslt.ErrLimLo() + tstRslt.Uncertainty());
			sb.Append(";"); sb.Append(tstRslt.ErrLimHi() - tstRslt.Uncertainty());
			sb.Append(";"); sb.Append("0");
			sb.Append(";"); sb.Append("60");
			sb.Append(";"); sb.Append("0");
			sb.Append(";"); sb.Append("0");
			sb.Append(";"); sb.Append(outPath.FlowMeter.Idx1);
			sb.Append(";"); sb.Append(" ");
            sb.Append(";"); if (outPath.Balance != null) sb.Append(outPath.Balance.Name);
			sb.Append(";"); sb.Append(tstRslt.AmbientTempAve);
            sb.Append(";"); sb.Append(Units.ConvertTo(Unit.mbar, tstRslt.AmbientPressAve).ToString("F0"));  /// [mbar]
			sb.Append(";"); sb.Append(tstRslt.AmbientHumiAve);                                              /// [%]
            sb.Append(";"); sb.Append(Units.ConvertTo(Unit.kPa, tstRslt.PressUpAvrg).ToString("F0"));       /// [kPa]
            sb.Append(";"); sb.Append(Units.ConvertTo(Unit.kPa, tstRslt.PressDownAvrg).ToString("F0"));     /// [kPa]
            sb.Append(";"); sb.Append(Units.ConvertTo(Unit.kPa, tstRslt.PressUpStart).ToString("F0"));      /// [kPa]
            sb.Append(";"); sb.Append(Units.ConvertTo(Unit.kPa, tstRslt.PressDownStart).ToString("F0"));    /// [kPa]
            sb.Append(";"); sb.Append(Units.ConvertTo(Unit.kPa, tstRslt.PressUpEnd).ToString("F0"));        /// [kPa]
            sb.Append(";"); sb.Append(Units.ConvertTo(Unit.kPa, tstRslt.PressDownEnd).ToString("F0"));      /// [kPa]
			sb.Append(";"); sb.Append(tstRslt.TempInAvrg);
			sb.Append(";"); sb.Append(tstRslt.TempOutAvrg);
			sb.Append(";"); sb.Append(tstRslt.TempDivAvrg);
			sb.Append(";"); sb.Append(tstRslt.TempInStart);
			sb.Append(";"); sb.Append(tstRslt.TempOutStart);
			sb.Append(";"); sb.Append(tstRslt.TempDivStart);
			sb.Append(";"); sb.Append(tstRslt.TempInEnd);
			sb.Append(";"); sb.Append(tstRslt.TempOutEnd);
			sb.Append(";"); sb.Append(tstRslt.TempDivEnd);
			sb.Append(";"); sb.Append(tstRslt.MassStartRaw);
			sb.Append(";"); sb.Append(tstRslt.MassStart);
			sb.Append(";"); sb.Append(tstRslt.MassEndRaw);
			sb.Append(";"); sb.Append(tstRslt.MassEnd);
			sb.Append(";"); sb.Append(tstRslt.MassEnd - tstRslt.MassStart);
			sb.Append(";"); sb.Append(tstRslt.DensityDiv);
			sb.Append(";"); sb.Append(tstRslt.DensityIn);
			sb.Append(";"); sb.Append(tstRslt.DensityOut);
			sb.Append(";"); sb.Append(" ");						/// d_air: Hustota vzduchu: Sheet1 - K9
			sb.Append(";"); sb.Append(" ");						/// Buoyancy: Sheet1 - X9
			sb.Append(";"); sb.Append(Program.LocalSettings.RealDensity);
			sb.Append(";"); sb.Append(Program.LocalSettings.AtTemperature);
            sb.Append(";"); sb.Append(" ");						/// pipe expansion: teraz vynechat
            sb.Append(";"); sb.Append(tstRslt.FlowMass);		/// Qm [kg/h]
			sb.Append(";"); sb.Append(tstRslt.FlowVolume);		/// Qv [l/h]
			sb.Append(";"); sb.Append(tstRslt.VolumeCTV);	    /// Vet    . . . komercne prava hodnota - podla vahy
            sb.Append(";"); sb.Append(tstRslt.VolumeMaster);	/// Velm . . . . objem podla etalonu
			sb.Append(";"); sb.Append(" ");						/// Vmass  . . . objem podla druheho etalonu / prietokomeru pred tratou (teraz vynechavame)
			sb.Append(";"); sb.Append(tstRslt.TestTime);		/// t
			sb.Append(";"); sb.Append(tstRslt.ErrorMaster);		/// Eelm   . . . chyba etalonu voci komercne pravej hodnote
            sb.Append(";"); sb.Append(" ");		                /// Emass  . . . chyba druheho etalonu voci komercne pravej hodnote (teraz vynechavame)
            sb.Append(";"); if (outPath.FlowMeter != null && outPath.FlowMeter.LtrPerPulse != 0)
            				{
                				sb.Append(1.0f / outPath.FlowMeter.LtrPerPulse);	/// Const.MID  . konstanta eatlonu
            				}
            sb.Append(";"); sb.Append(" ");		                /// Const.MA . . konstanta druheho etalonu
			sb.Append(";"); sb.Append("0");						/// Time Div Start celkovy cas v [ms]
			sb.Append(";"); sb.Append("0");						/// Time Div Start1
			sb.Append(";"); sb.Append("0");						/// Time Div Start2
			sb.Append(";"); sb.Append("0");						/// Time Div Start3
			sb.Append(";"); sb.Append("0");						/// Time Div Start4
			sb.Append(";"); sb.Append("0");						/// Time Div Start5
			sb.Append(";"); sb.Append("0");						/// Time Div End celkovy cas v [ms]
			sb.Append(";"); sb.Append("0");						/// Time Div End1
			sb.Append(";"); sb.Append("0");						/// Time Div End2
			sb.Append(";"); sb.Append("0");						/// Time Div End3
			sb.Append(";"); sb.Append("0");						/// Time Div End4
			sb.Append(";"); sb.Append("0");						/// Time Div End5
			sb.Append(";"); sb.Append(tstRslt.PulsesMaster);	/// Celkovy pocet et. pulzov skusky
            sb.Append(";"); sb.Append(" ");	                	/// - '' -  pre druhy
			for (int i = 0; i < ProcessData.BatchRslts.WMPositionsCount; i++)
			{
				if (ProcessData.BatchRslts.WaterMeters[i] != null)
				{
					if (!ProcessData.BatchRslts.WaterMeters[i].Compound())
					{
						Results.Entities.MeterTestRslt mtrRslt = ProcessData.BatchRslts.GetMeterTestRslt(tstRslt.Name(), i, CompoundMeterId.Single);

						if (mtrRslt != null)
						{
							sb.Append(";"); sb.Append(ProcessData.BatchRslts.WaterMeters[i].SerialNr);		/// WM Ser.No.
							sb.Append(";"); sb.Append(mtrRslt.VolumeStart);		/// WM Vstart - pociatocny stav pri pevnom starte alebo zachyteny pri data streame
							sb.Append(";"); sb.Append(mtrRslt.VolumeEnd);		/// WM Vend - konecny stav pri pevnom starte alebo zachyteny pri data streame
							sb.Append(";"); sb.Append(mtrRslt.VolumeMeter);		/// WM Vmer - objem namerany vodomerom
							sb.Append(";"); sb.Append(mtrRslt.VolumeRef);		/// WM Vref - objem namerany stanicou
							sb.Append(";"); sb.Append(mtrRslt.Error);			/// WM Emt - chyba vodomerom nameraneho objemu
#if IPERLST || IPERLST_SPECIAL
							sb.Append(";"); sb.Append(ProcessData.BatchRslts.WaterMeters[i].CalibFactor);		/// iPerl calibration factor used during the test / ...
#else
                            sb.Append(";"); sb.Append(" ");                 	/// nechat prazdne
#endif
							sb.Append(";"); sb.Append(mtrRslt.PulsesMeter);		/// WM Np met - pocet impulzov zo skusaneho meradla
							sb.Append(";"); sb.Append(mtrRslt.PulsesMaster);	/// WM Np elm - pocet impulzov etalonu pocas merania pre prislusny vodomer
							sb.Append(";"); sb.Append(mtrRslt.TestTime);		/// WM Tmet	- cas merania (obmedzany pri synchro skuske)
							sb.Append(";"); sb.Append(mtrRslt.Passed ? "OK" : "NOK");		/// WM Vysledok (t.j. ci je v hraniciach chyb) - OK/NOK
#if IPERLST || IPERLST_SPECIAL
							sb.Append(";"); sb.Append(mtrRslt.WaterMeter.Q2Correction.ToString("F1"));	/// iPerl Q2 correction factor used during the test / AN value	- hodnota z analogoveho prevodnika
#else
                            sb.Append(";"); sb.Append(" ");                 	/// nechat prazdne
#endif
							sb.Append(";"); sb.Append(mtrRslt.VolumeStart);		/// WM Volume_start - pri datastreamovych hodnotach (alebo kamera)
							sb.Append(";"); sb.Append(mtrRslt.TimestampStart);	/// WM Time_start     - ' ' -
							sb.Append(";"); sb.Append(mtrRslt.VolumeEnd);		/// WM Volume_end     - ' ' -
							sb.Append(";"); sb.Append(mtrRslt.TimestampEnd);	/// WM Time_end       - ' ' -
						}
					}
					else
					{
						for (byte b = (byte)CompoundMeterId.CompoundMain; b <= (byte)CompoundMeterId.Compound; b++)
						{
							Results.Entities.MeterTestRslt mtrRslt = ProcessData.BatchRslts.GetMeterTestRslt(tstRslt.Name(), i, (CompoundMeterId)b);

							if (mtrRslt != null)
							{
								sb.Append(";"); 
								switch ((CompoundMeterId)b)
								{
									case CompoundMeterId.CompoundMain:
										sb.Append(ProcessData.BatchRslts.WaterMeters[i].SerialNr);
										break;
									case CompoundMeterId.CompoundAux:
										sb.Append(ProcessData.BatchRslts.WaterMeters[i].SerialNrAux);
										break;
									case CompoundMeterId.Compound:
										sb.Append(ProcessData.BatchRslts.WaterMeters[i].SerialNr);
										break;
								}
								sb.Append(";"); sb.Append(mtrRslt.VolumeStart);		/// WM Vinit - pri pevnom starte pociatocny stav natukany alebo cez inteligentny system
								sb.Append(";"); sb.Append(mtrRslt.VolumeEnd);		/// WM Vfin - pri pevnom starte konecny stav natukany alebo cez inteligentny system
								sb.Append(";"); sb.Append(mtrRslt.VolumeMeter);		/// WM Vmer - objem namerany vodomerom
								sb.Append(";"); sb.Append(mtrRslt.VolumeRef);		/// WM Vet - objem namerany stanicou
								sb.Append(";"); sb.Append(mtrRslt.Error);			/// WM Emt - chyba vodomerom nameraneho objemu
								sb.Append(";"); sb.Append(" ");                 	/// WM U - neistota (zatial nechat prazdne)
								sb.Append(";"); sb.Append(mtrRslt.PulsesMeter);		/// WM Np met - pocet impulzov zo skusaneho meradla
								sb.Append(";"); sb.Append(mtrRslt.PulsesMaster);	/// WM Np elm - pocet impulzov etalonu pocas merania pre prislusny vodomer
								sb.Append(";"); sb.Append(mtrRslt.TestTime);			/// WM Tmet	- cas merania (obmedzany pri synchro skuske)
								sb.Append(";"); sb.Append(mtrRslt.Passed ? "OK" : "NOK");		/// WM Vysledok (t.j. ci je v hraniciach chyb) - OK/NOK
								sb.Append(";"); sb.Append(" ");						/// WM AN value	- hodnota z analogoveho prevodnika (teraz nic)
								sb.Append(";"); sb.Append(mtrRslt.VolumeStart);		/// WM Volume_start - pri datastreamovych hodnotach (alebo kamera)
								sb.Append(";"); sb.Append(mtrRslt.TimestampStart);	/// WM Time_start     - ' ' -
								sb.Append(";"); sb.Append(mtrRslt.VolumeEnd);		/// WM Volume_end     - ' ' -
								sb.Append(";"); sb.Append(mtrRslt.TimestampEnd);	/// WM Time_end       - ' ' -
							}
						}
					}
				}
			}
			sb.Append(";");

			return sb.ToString();
		}


		/// <summary>
		/// Create a simulated test result (single meter).
		/// </summary>
		/// <param name="test">Test to be simulated</param>
		/// <returns>Test result</returns>
		protected void MakeSimulated(string testName, int repeats, int repetitionNr, int part, float errorPctBase)
		{
			string fullTestName = Results.Utils.GetTestName(testName, repeats, repetitionNr);

			Results.Entities.TestRslt tstRslt = ProcessData.BatchRslts.GetTestRslt(fullTestName, part);

			tstRslt.StartTime = DateTime.Now;
			tstRslt.EndTime = DateTime.Now;
			tstRslt.FlowSetTime = 10;
			tstRslt.TestTime = tstRslt.TargetTime();
			/// TODO: Verify whether 'ltrPerRefPulse' is up to date
			tstRslt.PulsesMaster = (LtrPerRefPulse > 1E-6) ? (tstRslt.TargetVolume() / LtrPerRefPulse) : 1;
			tstRslt.ConstMaster = LtrPerRefPulse;
			tstRslt.MassStartRaw = 0;
			tstRslt.MassStart = 0;
			tstRslt.MassEndRaw = tstRslt.TargetVolume() * Program.LocalSettings.RealDensity / 1000.0f;
			tstRslt.MassEnd = tstRslt.MassEndRaw;
			tstRslt.DensityIn = Program.LocalSettings.RealDensity;
			tstRslt.DensityOut = Program.LocalSettings.RealDensity;
			tstRslt.DensityDiv = Program.LocalSettings.RealDensity;
			tstRslt.Buoyancy = 0;				/// TODO
			tstRslt.FlowMass = 3600.0 * tstRslt.MassEnd / tstRslt.TargetTime();
			tstRslt.FlowVolume = 3.6 * tstRslt.TargetVolume() / tstRslt.TargetTime();
			tstRslt.VolumeCTV = tstRslt.TargetVolume();
			tstRslt.VolumeMaster = tstRslt.TargetVolume();
			tstRslt.ErrorMaster = 0;

			tstRslt.AmbientTempAve = 20.0f;
			tstRslt.AmbientPressAve = 1.0f;
			tstRslt.AmbientHumiAve = 50.0f;

			tstRslt.PressUpStart = 1.0f;
			tstRslt.PressDownStart = 1.0f;
			tstRslt.TempInStart = 20.0f;
			tstRslt.TempOutStart = 20.0f;
			tstRslt.TempDivStart = 20.0f;
			tstRslt.PressUpEnd = 1.0f;
			tstRslt.PressDownEnd = 1.0f;
			tstRslt.TempInEnd = 20.0f;
			tstRslt.TempOutEnd = 20.0f;
			tstRslt.TempDivEnd = 20.0f;
			tstRslt.PressUpAvrg = 1.0f;
			tstRslt.PressDownAvrg = 1.0f;
			tstRslt.TempInAvrg = 20.0f;
			tstRslt.TempOutAvrg = 20.0f;
			tstRslt.TempDivAvrg = 20.0f;
			tstRslt.PressUpMin = 1.0f;
			tstRslt.PressDownMin = 1.0f;
			tstRslt.TempInMin = 20.0f;
			tstRslt.TempOutMin = 20.0f;
			tstRslt.TempDivMin = 20.0f;
			tstRslt.PressUpMax = 1.0f;
			tstRslt.PressDownMax = 1.0f;
			tstRslt.TempInMax = 20.0f;
			tstRslt.TempOutMax = 20.0f;
			tstRslt.TempDivMax = 20.0f;

			tstRslt.FlowMin = 0;		/// TODO
			tstRslt.FlowMax = 0;		/// TODO

			for (int i = 0; i < BatchRslts.WMPositionsCount; i++)
			{
				float errorPct = errorPctBase + 0.05f * i;

				Results.Entities.MeterTestRslt meterRslt = ProcessData.BatchRslts.GetMeterTestRslt(fullTestName, i, CompoundMeterId.Single);
				IRegisterReader regReader = sensPath.RegisterReaders[i];

				if (meterRslt != null && regReader != null)
				{
					meterRslt.VolumeMeter = tstRslt.TargetVolume() * (1.0 + 0.01 * errorPct);

					meterRslt.PulsesMeter = regReader.PulsesPerLtr * meterRslt.VolumeMeter;
					meterRslt.PulsesMaster = tstRslt.PulsesMaster;
					meterRslt.PulsesPerLiter = regReader.PulsesPerLtr;
					meterRslt.VolumeStart = 0;
					meterRslt.VolumeEnd = meterRslt.VolumeMeter;
					meterRslt.VolumeRef = tstRslt.TargetVolume();
					meterRslt.TimestampStart = 0;
					meterRslt.TimestampEnd = tstRslt.TargetTime();
					meterRslt.TestTime = tstRslt.TargetTime();
					meterRslt.Error = errorPct;
					meterRslt.Passed = (errorPct >= tstRslt.ErrLimLo() + tstRslt.Uncertainty())
									&& (errorPct <= tstRslt.ErrLimHi() - tstRslt.Uncertainty());
					meterRslt.TestDone = true;
				}
			}

			tstRslt.Components = Results.Entities.Components
				.UpdateList(BatchRslts.ComponentsList,
							new Results.Entities.Components((BenchInfo != null) ? BenchInfo.TestBenchId : 1,
															(BenchInfo != null) ? BenchInfo.TestBenchName : "testbench",
															inPath.Pump != null ? inPath.Pump.Name : string.Empty,
															outPath.FlowMeter != null ? outPath.FlowMeter.Name : string.Empty,
															outPath.Balance != null ? outPath.Balance.Name : string.Empty,
															outPath.RegulValve != null ? outPath.RegulValve.Name : string.Empty,
															outPath.Diverter != null ? outPath.Diverter.Name : string.Empty));
		}


		/// <summary>
		/// Create a simulated test result (compound meter).
		/// </summary>
		/// <param name="test">Test to be simulated</param>
		/// <returns>Test result</returns>
		protected void MakeSimulatedCompound(string testName, int repeats, int repetitionNr, int part, float errorPct, float mainPart)
		{
			string fullTestName = Results.Utils.GetTestName(testName, repeats, repetitionNr);

			Results.Entities.TestRslt tstRslt = ProcessData.BatchRslts.GetTestRslt(fullTestName, part);

			tstRslt.StartTime = DateTime.Now;
			tstRslt.EndTime = DateTime.Now;
			tstRslt.FlowSetTime = 10;
			tstRslt.TestTime = tstRslt.TargetTime();
			/// TODO: Verify whether 'ltrPerRefPulse' is up to date
			tstRslt.PulsesMaster = (LtrPerRefPulse > 1E-6) ? (tstRslt.TargetVolume() / LtrPerRefPulse) : 1;
			tstRslt.ConstMaster = LtrPerRefPulse;
			tstRslt.MassStartRaw = 0;
			tstRslt.MassStart = 0;
			tstRslt.MassEndRaw = tstRslt.TargetVolume() * Program.LocalSettings.RealDensity / 1000.0f;
			tstRslt.MassEnd = tstRslt.MassEndRaw;
			tstRslt.DensityIn = Program.LocalSettings.RealDensity;
			tstRslt.DensityOut = Program.LocalSettings.RealDensity;
			tstRslt.DensityDiv = Program.LocalSettings.RealDensity;
			tstRslt.Buoyancy = 0;				/// TODO
			tstRslt.FlowMass = tstRslt.MassEnd / tstRslt.TargetTime();
			tstRslt.FlowVolume = tstRslt.TargetVolume() / tstRslt.TargetTime();
			tstRslt.VolumeCTV = tstRslt.TargetVolume();
			tstRslt.VolumeMaster = tstRslt.TargetVolume();
			tstRslt.ErrorMaster = 0;

			tstRslt.AmbientTempAve = 20.0f;
			tstRslt.AmbientPressAve = 1.0f;
			tstRslt.AmbientHumiAve = 50.0f;

			tstRslt.PressUpStart = 1.0f;
			tstRslt.PressDownStart = 1.0f;
			tstRslt.TempInStart = 20.0f;
			tstRslt.TempOutStart = 20.0f;
			tstRslt.TempDivStart = 20.0f;
			tstRslt.PressUpEnd = 1.0f;
			tstRslt.PressDownEnd = 1.0f;
			tstRslt.TempInEnd = 20.0f;
			tstRslt.TempOutEnd = 20.0f;
			tstRslt.TempDivEnd = 20.0f;
			tstRslt.PressUpAvrg = 1.0f;
			tstRslt.PressDownAvrg = 1.0f;
			tstRslt.TempInAvrg = 20.0f;
			tstRslt.TempOutAvrg = 20.0f;
			tstRslt.TempDivAvrg = 20.0f;
			tstRslt.PressUpMin = 1.0f;
			tstRslt.PressDownMin = 1.0f;
			tstRslt.TempInMin = 20.0f;
			tstRslt.TempOutMin = 20.0f;
			tstRslt.TempDivMin = 20.0f;
			tstRslt.PressUpMax = 1.0f;
			tstRslt.PressDownMax = 1.0f;
			tstRslt.TempInMax = 20.0f;
			tstRslt.TempOutMax = 20.0f;
			tstRslt.TempDivMax = 20.0f;

			tstRslt.FlowMin = 0;		/// TODO
			tstRslt.FlowMax = 0;		/// TODO


			for (int i = 0; i < BatchRslts.WMPositionsCount; i++)
			{
				Results.Entities.MeterTestRslt compoundRslt = ProcessData.BatchRslts.GetMeterTestRslt(fullTestName, i, CompoundMeterId.Compound);
				Results.Entities.MeterTestRslt mainRslt = ProcessData.BatchRslts.GetMeterTestRslt(fullTestName, i, CompoundMeterId.CompoundMain);
				Results.Entities.MeterTestRslt auxRslt = ProcessData.BatchRslts.GetMeterTestRslt(fullTestName, i, CompoundMeterId.CompoundAux);

				double compoundVolume = tstRslt.TargetVolume() * (1.0 + 0.01 * errorPct);
				double mainVolume = compoundVolume * mainPart;
				double auxVolume = compoundVolume * (1.0 - mainPart);

				for (int isAux = 0; isAux <= 1; isAux++)		/// 0=main, 1=aux
				{
					GenericDevices.IRegisterReader regReader = sensPath.RegisterReaders[2 * i + isAux];
					Results.Entities.MeterTestRslt meterRslt = (isAux == 0) ? mainRslt : auxRslt;

					if (meterRslt != null && regReader != null)
					{
						meterRslt.VolumeMeter = (isAux == 0) ? mainVolume : auxVolume;

						meterRslt.PulsesMeter = regReader.PulsesPerLtr * meterRslt.VolumeMeter;
						meterRslt.PulsesMaster = tstRslt.PulsesMaster;
						meterRslt.PulsesPerLiter = regReader.PulsesPerLtr;
						meterRslt.VolumeStart = 0;
						meterRslt.VolumeEnd = meterRslt.VolumeMeter;
						meterRslt.VolumeRef = tstRslt.TargetVolume();
						meterRslt.TimestampStart = 0;
						meterRslt.TimestampEnd = tstRslt.TargetTime();
						meterRslt.TestTime = tstRslt.TargetTime();
						meterRslt.Error = Formulas.ErrorFromVolumes(meterRslt.VolumeMeter, tstRslt.VolumeCTV);
						meterRslt.Passed = (errorPct >= tstRslt.ErrLimLo() + tstRslt.Uncertainty())
										&& (errorPct <= tstRslt.ErrLimHi() - tstRslt.Uncertainty());
						meterRslt.TestDone = true;
					}
				}

				compoundRslt.VolumeRef = tstRslt.VolumeCTV;		/// [l] must be calculated before main & aux. meter error
				compoundRslt.VolumeMeter = mainRslt.VolumeMeter + auxRslt.VolumeMeter;

				compoundRslt.PulsesMaster = tstRslt.PulsesMaster;
				compoundRslt.TestTime = tstRslt.TargetTime();
				compoundRslt.Error = Formulas.ErrorFromVolumes(compoundRslt.VolumeMeter, tstRslt.VolumeCTV);
				compoundRslt.Passed = (compoundRslt.Error >= tstRslt.ErrLimLo() + tstRslt.Uncertainty())
								   && (compoundRslt.Error <= tstRslt.ErrLimHi() - tstRslt.Uncertainty());
				compoundRslt.TestDone = true;
			}

			tstRslt.Components = Results.Entities.Components
				.UpdateList(BatchRslts.ComponentsList,
							new Results.Entities.Components((BenchInfo != null) ? BenchInfo.TestBenchId : 1,
															(BenchInfo != null) ? BenchInfo.TestBenchName : "testbench",
															inPath.Pump != null ? inPath.Pump.Name : string.Empty,
															outPath.FlowMeter != null ? outPath.FlowMeter.Name : string.Empty,
															outPath.Balance != null ? outPath.Balance.Name : string.Empty,
															outPath.RegulValve != null ? outPath.RegulValve.Name : string.Empty,
															outPath.Diverter != null ? outPath.Diverter.Name : string.Empty));
		}

        protected bool TestAndLogUiCmdStop(IList<Event> e)
        {
            return TestAndLogUiCmdStop(null, e);
        }

        /// <summary>
        /// Returns true and makes a log when 'e' contains Event.UiCmdStop
        /// </summary>
        /// <param name="test"></param>
        /// <param name="e"></param>
        /// <returns></returns>
        protected bool TestAndLogUiCmdStop(Test test, IList<Event> e)
        {
            if (!e.Contains(Event.UiCmdStop)) return false;

            log.FatalFormat("STOP pressed: Procedure={0}, Test={1}, State={2}",
                            (StateMachine.Procedure == null) ? "?" : StateMachine.Procedure.Name,
                            (test == null) ? "?" : test.Name,
                            State.CurrentState.Name);

            if (test != null)
            {
                log.FatalFormat("Process values:");
                log.FatalFormat("   Method: {0}", test.Method);
                log.FatalFormat("   Test start time: {0}", TestStartTime.ToShortTimeString());
                log.FatalFormat("   Feeding path: {0}", (inPath != null) ? inPath.ToString() : "none");
                log.FatalFormat("   Bench path: {0}", (benchPath != null) ? benchPath.ToString() : "none");
                log.FatalFormat("   Output path: {0}", (outPath != null) ? outPath.ToString() : "none");
                if (inPath.Pump is IPump) log.FatalFormat("   Pump power: {0}%", (inPath.Pump as IPump).Power);
                else if (inPath.Pump is IValve) log.FatalFormat("   Feeding valve: {0}", (inPath.Pump as IValve).State ? "open" : "close");
                if (outPath.RegulValve is IRegulValve) log.FatalFormat("   Regulation valve position: {0}%", outPath.RegulValve.Position);
                log.FatalFormat("   Flow: {0}", RefFlow);
                log.FatalFormat("   Mass: {0}", Mass);
                log.FatalFormat("   Start mass: {0}", StartMass);
                log.FatalFormat("   Liter/ref.pulse: {0}", LtrPerRefPulse);
                log.FatalFormat("   Reference pulses: {0}", RefPulses);
            }

            return true;
        }
	}
}