tbf/TBF/BenchControl/Sequences/MainSeq.cs

///
/// Copyright (c) 2013-2021 Sensus Slovensko a.s.
///
using System;
using System.Collections.Generic;
using System.Diagnostics;
using log4net;
using NHibernate;
using Common;
using Config.Entities;
using Results.Entities;
using TBF.BenchControl.Operations;
using TBF.BenchControl.GenericDevices;
using TBF.Boxes;
using TBF.Resources;
using TBF.UiBridge;

namespace TBF.BenchControl.Sequences
{
    public partial class MainSeq : SequenceBase
    {
		private static readonly ILog log = LogManager.GetLogger(typeof(MainSeq));

        public override string ToString() { return "Sequences.MainSeq"; }


		bool benchFilled;

		int simultWithPurgingCount;
		Generic.IComponentCfg simultWithPurgingCfg;
		IList<Config.Entities.Test> simultWithPurgingTests;
		IList<Generic.ITestParams> simultWithPurgingParams;

		int simultWithEvacuationCount;
		Generic.IComponentCfg simultWithEvacuationCfg;
		IList<Config.Entities.Test> simultWithEvacuationTests;
		IList<Generic.ITestParams> simultWithEvacuationParams;

		System.Windows.Forms.Form modelessDlg;
		/// 
		delegate void iPerlCommFormDlgt(MainSeq myRef, Generic.IComponentCfg cfg, IList<Test> tests, IList<Generic.ITestParams> multiTestParams);
		/// 
		void OpenIPerlCommForm(MainSeq myRef, Generic.IComponentCfg cfg, IList<Test> tests, IList<Generic.ITestParams> multiTestParams)
		{
			try
			{
				/// 1nd argument
				TestMethods.iPerlCommunication.TestMethodCfg iPerlCfg = cfg as TestMethods.iPerlCommunication.TestMethodCfg;

				/// 2rd argument: as is

				/// 3th argument
				IList<TestMethods.iPerlCommunication.iPerlCommunicationParams> iPerlCommParams = new List<TestMethods.iPerlCommunication.iPerlCommunicationParams>();
				foreach (var tp in multiTestParams) iPerlCommParams.Add(tp as TestMethods.iPerlCommunication.iPerlCommunicationParams);

				myRef.modelessDlg = new TestMethods.iPerlCommunication.iPerlCommunicationForm(iPerlCfg, tests, iPerlCommParams);
				myRef.modelessDlg.Show();
			}
			catch (Exception e)
			{
				log.FatalFormat("---------------( MainSeq : OpenIperlCommForm crashed !!! )---------------");
				log.FatalFormat("Message      : {0}", e.Message);
				if (e.InnerException != null)
				{
					log.FatalFormat("InnerMessage : {0}", e.InnerException.Message);
				}
				log.FatalFormat("StackTrace   : {0}{1}", Environment.NewLine, e.StackTrace);
				log.Fatal("--------------------------------------");
			}
		}
		/// 
		void CloseIPerlCommForm()
		{
			UiBridge.Bridge.OnCloseModelessForm(this, null);
			modelessDlg = null;
		}



        /// <summary>
        /// Constructor
        /// </summary>
        public MainSeq()
        {
			benchFilled = false;

			simultWithPurgingCount = 0;
			simultWithPurgingCfg = null;
			simultWithPurgingTests = new List<Config.Entities.Test>();
			simultWithPurgingParams = new List<Generic.ITestParams>();

			simultWithEvacuationCount = 0;
			simultWithEvacuationCfg = null;
			simultWithEvacuationTests = new List<Config.Entities.Test>();
			simultWithEvacuationParams = new List<Generic.ITestParams>();

            checkUiOp = new CheckUIOp(true);        /// Running in almost all states
        }


        /// <summary>
        /// Main sequence execution
        /// </summary>
		public void Execute()
        {
            IList<Event> e = new List<Event>();
            Selection selection;
            string selectedTestName;

            Bridge.OnActivity(this, Strings.Starting_system);
            WaitForOkButton();
            SetValvesToDefaultState();


            string scaleName;
            string message;
            if (TestCommunicationWithScales(out scaleName, out message) == false)
            {
                Bridge.OnError(this, string.Format("{0} : {1}", scaleName, message));
                goto error;
            }


            if (!DrainTanks())
            {
                Bridge.OnError(this, "Error when draining tanks");
                goto error;
            }


            //--------------------------------------------------------------------------------------------
            Bridge.OnActivity(this, Strings.Resetting_scales);
            Bridge.Bench2UI(ButtonsEtc.StopBtnEn);	            /// Resetting scales -> Enable STOP button

            State.Create("MainSeq : Reset scales").AddOperation(checkUiOp)
				 .AddOperation((StateMachine.Tank1 is IScale) ? (StateMachine.Tank1 as IScale).ZeroOp() : null)
				 .AddOperation((StateMachine.Tank2 is IScale) ? (StateMachine.Tank2 as IScale).ZeroOp() : null)
				 .AddOperation((StateMachine.Tank3 is IScale) ? (StateMachine.Tank3 as IScale).ZeroOp() : null)
                 .EnterState();
            do
            {
                e = StateMachine.WaitRunDevsRunOps();
                if (e.Contains(Event.Error)) goto error;
                if (e.Contains(Event.UiCmdStop)) goto stop;
            }
            while (e.Contains(Event.Busy));


            //--------------------------------------------------------------------------------------------
            Bridge.OnActivity(this, Strings.Measuring_the_weight);
            State.Create("MainSeq : Mesuring the weight for the 1st time")
                 .AddOperation(checkUiOp)
				 .AddOperation(new MettlerToledo.ReadMassesOp())
                 .EnterState();
            do
            {
                e = StateMachine.WaitRunDevsRunOps();
                if (e.Contains(Event.Error)) goto error;
                if (e.Contains(Event.UiCmdStop)) goto stop;
            }
            while (!e.Contains(Event.BalanceDone));

        select_procedure:

			CloseBeginForm();	/// Make sure the CycleBeginForm is closed (after an abnormal end, etc.)
			
			do
			{
                do
                {
	                selection = MakeSelection(MKSelContext.ProcedureNotSelected);
                    if (selection == Selection.Shutdown)
                    {
                        Shutdown();
                        return;
                    }
                }
                while (selection == Selection.Shutdown);

                selectedTestName =  (selection == Selection.Q1) ? "Q1"
                                 : ((selection == Selection.Q2) ? "Q2"
                                 : ((selection == Selection.Q3) ? "Q3" : Bridge.SelectedTestName));

                ///
                /// Auto invocation actions
                ///
                IList<string> procedureBefore = new List<string>();
                IList<string> testsInside = new List<string>();
                IList<string> procedureAfer = new List<string>();

                ///
                /// Collect information about the interrupted procedure (if applicable)
                ///
                bool restoreInterruptedSession = false;
                bool processDataHeaderOK = false;
                string interruptedProcedureName = string.Empty;
                bool isRemoteIntProc = false;
                ///
                if (selection == Selection.RestoreInterruptedSession)
                {
                    int batchNr;
                    string version;
                    processDataHeaderOK = ProcessData.LoadProcessDataHeader(out batchNr, out version, out interruptedProcedureName, out isRemoteIntProc);

                    if (!processDataHeaderOK)
                    {
                        UiBridge.Bridge.OnError(this, "Invalid process data");
                        continue;
                    }
                    else if (version != Program.Version)
                    {
                        /// Program version does not match the one stored in process data
                        UiBridge.Bridge.OnError(this, Strings.Program_version_does_not_match);
                        continue;
                    }
                    else if (batchNr != Program.LocalSettings.BatchNr)
                    {
                        /// Program version does not match the one stored in process data
                        UiBridge.Bridge.OnError(this, Strings.Invalid_batch_number);
                        continue;
                    }

                    restoreInterruptedSession = true;
                }


                try
                {
                    using (ISession localSession = TBF.DB.CreateSession(Common.DBKind.Config))
                    {
                        StateMachine.LoadPathsAndTransitions(localSession);
                    }

                    ///
                    /// Try to load all parameters of selected or restored procedure from the respective database
                    ///
                    if (restoreInterruptedSession)
                    {
                        /// User has chosen to restore an interrupted session and necessary conditions are met
                        
                        /// TODO: Repeate twice for Common.DBKind.Config and Common.DBKind.RemoteConfig
                        using (ISession remoteOrLocalSession = TBF.DB.CreateSession(isRemoteIntProc ?
                                                                                                 Common.DBKind.RemoteConfig :
                                                                                                 Common.DBKind.Config))
                        {
                            StateMachine.LoadProcedure(remoteOrLocalSession, interruptedProcedureName, isRemoteIntProc);
                            StateMachine.LoadProcedureParams(StateMachine.Procedure);

                            /// This is to load Procedure.Tests and test.MoreParams for each test
                            int a = 0;
                            foreach (var test in StateMachine.Procedure.Tests) a += test.MoreParams.Count;
                        }
                    }
                    else if ((Bridge.SelectedProcedure != null) && !string.IsNullOrEmpty(Bridge.SelectedProcedure.Name))
                    {
                        if (selection == Selection.Cycle)
                        {
                            /// This is a regular complete cycle  =>  check AutoAction==InvokeXY calendar events
                            procedureBefore = ServeCalendarEventsInvokeXY(Config.CalendarEvent.AutoAction.InvokeBeforeCycle, 1);

                            if (procedureBefore.Count == 1)
                            {
                                /// TODO: Invoke procedure before a cycle
                            }
                            else
                            {
                                testsInside = ServeCalendarEventsInvokeXY(Config.CalendarEvent.AutoAction.InvokeInsideCycle);
                            }
                        }

                        /// TODO: Repeate twice for Common.DBKind.Config and Common.DBKind.RemoteConfig
                        using (ISession remoteOrLocalSession = TBF.DB.CreateSession(Bridge.SelectedProcedure.IsRemote ?
                                                                                                 Common.DBKind.RemoteConfig :
                                                                                                 Common.DBKind.Config))
                        {
                            StateMachine.LoadProcedure(remoteOrLocalSession, Bridge.SelectedProcedure.Name, Bridge.SelectedProcedure.IsRemote, testsInside);
                            StateMachine.LoadProcedureParams(StateMachine.Procedure);

                            /// This is to load Procedure.Tests and test.MoreParams for each test
                            int a = 0;
                            foreach (var test in StateMachine.Procedure.Tests) a += test.MoreParams.Count;
                        }
                    }
                    else
                    {
                        StateMachine.Procedure = null;
                    }
                }
                catch (Exception)
                {
                    StateMachine.Procedure = null;
                }
            }
			while (StateMachine.Procedure == null);	/// Make sure a valid procedure is selected

            Debug.WriteLine(string.Empty);
            Debug.WriteLine(string.Format("TransitionSequences {0}", NHibernateUtil.IsInitialized(StateMachine.TransitionSequences) ? "initialized" : "NOT initialized"));
            Debug.WriteLine(string.Format("TransitionSteps {0}", NHibernateUtil.IsInitialized(StateMachine.TransitionSteps) ? "initialized" : "NOT initialized"));
            Debug.WriteLine(string.Format("Procedure {0}", NHibernateUtil.IsInitialized(StateMachine.Procedure) ? "initialized" : "NOT initialized"));
            Debug.WriteLine(string.Format("Procedure.MoreParams {0}", NHibernateUtil.IsInitialized(StateMachine.Procedure.MoreParams) ? "initialized" : "NOT initialized"));
            Debug.WriteLine(string.Format("Procedure.Tests {0}", NHibernateUtil.IsInitialized(StateMachine.Procedure.Tests) ? "initialized" : "NOT initialized"));
            if (StateMachine.Procedure.Tests.Count > 0)
            {
                Debug.WriteLine(string.Format("Procedure.Tests[0].MoreParams {0}", NHibernateUtil.IsInitialized(StateMachine.Procedure.Tests[0].MoreParams) ? "initialized" : "NOT initialized"));
            }

            UiBridge.Bridge.OnError(this, string.Empty);	/// Clear an error message (if any)


            if (selection == Selection.RestoreInterruptedSession)
            {
                if (!LoadProcessData())
                {
                    /// Restorig interrupted session failed
                    UiBridge.Bridge.OnError(this, "Restorig interrupted session failed");
                    goto stop;
                }
            }
            else
            {
                /// Clear session data in case this is not an interrupted/restored session
                ClearSessionData();
            }


			///
			/// Procedure selected at this point, a new batch was started
			///
            int newBatchNr = Program.LocalSettings.BatchNr;
            StateMachine.ControlBoard.ManualUIAllowed = !StateMachine.Procedure.ManualCtrlDisabled;
			Bridge.Bench2UI(ButtonsEtc.StopBtnEn);	/// A new cycle started : Enable STOP button
            log.FatalFormat("New measurement session started: batch = {0}, procedure = {1}", newBatchNr, StateMachine.Procedure.Name);


            if (selection == Selection.RestoreBatch)
			{
                BatchRslts = CreateNewBatchResults(newBatchNr, StateMachine.Procedure);
                RestoreBatchResults(TBF.UiBridge.Bridge.BatchNr, ref BatchRslts);	    /// pass the original batch number of the batch to be restored
			}
            else if (selection == Selection.RestoreAndFixBatch)
            {
                ///
                /// Restore and fix a batch - part 1 (fix "Previous workstep is missing" error)
                ///
                BatchRslts = CreateNewBatchResults(newBatchNr, StateMachine.Procedure);
                RestoreBatchResults(TBF.UiBridge.Bridge.BatchNr, ref BatchRslts);	    /// pass the original batch number of the batch to be restored

                for (int i = 0; i < BatchRslts.Batch.WaterMeters.Count; i++)
                {
                    WaterMeter wm = BatchRslts.Batch.WaterMeters[i];
                    if (wm != null && !wm.Disabled)
                    {
                        if (wm.Passed)
                        {
                            /// Water meter passed and was already saved to Oracle, do not reload & fix it now
                            wm.Disabled = true;
                        }
                        else if ((wm.ErrorFlags & (int)ErrorFlagMask.E28) == 0)
                        {
                            /// Water meter failed but the failure is not an assembly error
                            wm.Disabled = true;
                        }
                        else if (!wm.Disabled && (Users.GlobalData.GetCurrentUserName() == "milan" ||
                                                  Users.GlobalData.GetCurrentUserName() == "augustin" ||
                                                  Users.GlobalData.GetCurrentUserName() == "michal"   ||
                                                  Users.GlobalData.GetCurrentUserName() == "michal2"))
                        {
                            /// Water meter failed, is not disabled, there is an assembly error and user is one of above
                            ///  ... => reset flag E28
                            wm.ErrorFlags = wm.ErrorFlags & (~(int)ErrorFlagMask.E28);
                            foreach (var mtr in wm.MeterTestRslts)
                            {
                                if (mtr.TestData().Evaluate && (mtr.TestData().Name == "Kontrola montaze") && (mtr.TestData().Method == "iPerlCommunication"))
                                {
                                    mtr.TestDone = true;
                                    mtr.Passed = true;
                                }
                            }
                        }
                    }
                }
            }
            else if (selection != Selection.RestoreInterruptedSession)
            {
                /// This is a regular session => initialize BatchRslts
                BatchRslts = CreateNewBatchResults(newBatchNr, StateMachine.Procedure);
            }


            BatchRslts.Batch.IsRemoteProcedure = StateMachine.IsRemoteProcedure;
            StateMachine.CycleStartTimeStamp = BatchRslts.Batch.StartTime;
			Bridge.OnProcedureSelected(this, new ProcedureSelectedEventArgs(StateMachine.Procedure));   /// Select procedure in case of interrupted session


            if (selection != Selection.RestoreBatch && selection != Selection.RestoreAndFixBatch && selection != Selection.RestoreInterruptedSession)
            {
                ///
                /// This is a normal batch (not a restored one) => Display 'Cycle Begin Form'
                ///
                if (!OpenCycleBeginForm())
                {
                    goto stop;
                }
			}

            ///
            /// Prepare operations for reading start info @ cycle start
            ///
            IList<IOperation> startInfoReadOps = new List<IOperation>();
            string[] resultWriters = StateMachine.Procedure.ResultsWriter.Split(new char[] { '~' });
            foreach (var writerName in resultWriters)
            {
                IStartInfoReader infoReader = TbfComponents.FindComponent(writerName) as IStartInfoReader;
                if (infoReader != null)
                {
                    try
                    {
                        IOperation op = infoReader.ReadStartInfoOp(ProcessData.BatchRslts.Batch.WaterMeters);
                        if (op != null) startInfoReadOps.Add(op);
                    }
                    catch (Exception exc)
                    {
                        Bridge.OnError(this, string.Format(Strings.Component_0_crashed_Results_not_saved, writerName));
                        log.FatalFormat("StartInfoReader {0} crashed: {1}", writerName, exc.Message);
                    }
                }
            }

            ///
			/// Find purge suquences
            ///
            TransitionSequence purgeBegin = null;
            TransitionSequence purgeEnd = null;
            foreach (var transition in StateMachine.TransitionSequences)
			{
				if (transition.Name == StateMachine.Procedure.TransitionStart) purgeBegin = transition;
				if (transition.Name == StateMachine.Procedure.TransitionEnd) purgeEnd = transition;
			}


			if (selection == Selection.Q1 ||
                selection == Selection.Q2 ||
				selection == Selection.Q3 ||
                selection == Selection.Test ||
                selection == Selection.RestoreInterruptedSession)
			{
				goto assume_bench_filled;
			}
            else if ((selection == Selection.Cycle && benchFilled) || (selection == Selection.RestoreBatch) || (selection == Selection.RestoreAndFixBatch) || (selection == Selection.RestoreInterruptedSession))
			{
				///
				/// Always ask a question in case of a restored batch
				///
				State.Create("MainSeq : Answer a question")
					 .AddOperation(new Operations.AskYesNoOp(Strings.Fill_with_water))
					 .AddOperation(checkUiOp)
					 .EnterState();
				do
				{
					e = StateMachine.WaitRunDevsRunOps();
					if (e.Contains(Event.No)) goto assume_bench_filled;
                    if (e.Contains(Event.UiCmdStop)) goto select_procedure;
				}
				while (!e.Contains(Event.Yes));
			}

		fill_the_bench:

			CollectSimultSteps();
			///
			if (simultWithPurgingCount > 0)
			{
				/// Make sure the entry form is closed
				if (UIFlowControl.Stop == WaitBeginFormClosed()) goto stop;

				/// Open iPerlCommunicationForm
				ProcessData.RegisterReaders = StateMachine.GetMetersPath(simultWithPurgingTests[0]).RegisterReaders;
				Program.MainWnd.Invoke(new iPerlCommFormDlgt(OpenIPerlCommForm), new object[] { this, simultWithPurgingCfg, simultWithPurgingTests, simultWithPurgingParams });
			}

			///
			/// Purging @ cycle start
			///
            Event evt = Transition(purgeBegin, TransitionContext.PurgeBegin);
            switch (evt)
			{
				case Event.Error:
		            if (simultWithPurgingCount > 0) CloseIPerlCommForm();
					goto error;
				case Event.UiCmdStop:
		            if (simultWithPurgingCount > 0) CloseIPerlCommForm();
					goto stop;
				default:
					break;
			}

            ///
            /// Wait until iPerl communications or S/N data entry are completed
            ///
            if ((simultWithPurgingCount > 0) || (startInfoReadOps.Count > 0))
            {
                /// Get 'bool completed'
                bool completed = !(modelessDlg is GenericDevices.IHasCompleted) || (modelessDlg as GenericDevices.IHasCompleted).Completed;
                if (lastDataEntryCmpnt != null) completed = completed && lastDataEntryCmpnt.Completed;

                if (!completed)
                {
                    State.Create("MainSeq : Wait until the entry form is closed")
                        .AddOperation(checkUiOp)
                        .EnterState();
                    do
                    {
                        e = StateMachine.WaitRunDevsRunOps();
                        if (e.Contains(Event.UiCmdStop))
                        {
                            CloseIPerlCommForm();
                            goto stop;
                        }

                        /// Update 'bool completed'
                        completed = !(modelessDlg is GenericDevices.IHasCompleted) || (modelessDlg as GenericDevices.IHasCompleted).Completed;
                        if (lastDataEntryCmpnt != null) completed = completed && lastDataEntryCmpnt.Completed;
                    }
                    while (!completed);
                }

                modelessDlg = null;
            }

        assume_bench_filled:

            benchFilled = true;
            Bridge.Bench2UI(ButtonsEtc.ShowBenchFilled);

            if ((selection == Selection.Cycle) || (selection == Selection.RestoreBatch) || (selection == Selection.RestoreAndFixBatch))
            {
                ///
                /// Read start info from the DB @ cycle start
                ///            
                if (startInfoReadOps.Count > 0)
                {
                    State.Create("MainSeq : Reading start info from DB")
                         .AddOperations(startInfoReadOps)
                         .AddOperation(checkUiOp).EnterState();
                    do
                    {
                        e = StateMachine.WaitRunDevsRunOps();
                        if (e.Contains(Event.Error)) goto error;
                        if (e.Contains(Event.UiCmdStop)) goto stop;
                    }
                    while (e.Contains(Event.Busy));

                    if (e.Contains(Event.InfoNotRead))
                    {
                        log.ErrorFormat("StartInfoReader failed to read data from the database");
                        /// TODO: Message for an operator? Error?
                    }
                    else if ((selection == Selection.RestoreAndFixBatch) && (Users.GlobalData.GetCurrentUserName() != "milan"))
                    {
                        /// Restore and fix a batch - part 2
                        for (int i = 0; i < BatchRslts.Batch.WaterMeters.Count; i++)
                        {
                            WaterMeter wm = BatchRslts.Batch.WaterMeters[i];
                            if (wm != null && !wm.Disabled)
                            {
                                /// Water meter did not pass
                                foreach (var mtr in wm.MeterTestRslts)
                                {
                                    /// Find test entitled 'Kontrola montaze'
                                    if (mtr.TestData().Evaluate && (mtr.TestData().Name == "Kontrola montaze") && (mtr.TestData().Method == "iPerlCommunication"))
                                    {
                                        /// This meter test result (mtr) is 'Kontrola montaze'
                                        if (wm.LastRecordIsNok)
                                        {
                                            /// There is still a production tracing error, last record is missing
                                            wm.ErrorFlags |= (int)ErrorFlagMask.E28;                /// Set E28
                                        }
                                        else
                                        {
                                            /// No production tracing error, last record is OK
                                            wm.ErrorFlags &= ~(int)ErrorFlagMask.E28;               /// Clear E28
                                        }

                                        if ((wm.ErrorFlags & (int)ErrorFlagMask.E28) != 0)
                                        {
                                            /// Previous workstep missing or NOK (production tracing error)
                                            mtr.ErrorIndicators |= (int)ErrorFlagMask.E28;
                                            mtr.Passed = false;
                                        }
                                        else
                                        {
                                            /// Previous step is OK
                                            mtr.Passed = true;
                                        }
                                    }
                                }
                            }
                        }
                    }

                    /// Redraw on-screen results
                    Bridge.OnTestCompleted(this, new TestCompletedEventArgs(string.Empty, null));
                }
            }

            if (selection == Selection.Cycle || selection == Selection.RestOfCycle ||
                selection == Selection.Test || selection == Selection.Q1 || selection == Selection.Q2 || selection == Selection.Q3)
            {
                goto cycle_or_test_selected;
            }
            else if (selection == Selection.RestoreInterruptedSession)
            {
                /// Make progress bars of completed test green
                foreach (var testRslt in BatchRslts.Batch.TestRslts)
                {
                    Bridge.OnTestProgress(this, new TestProgressEventArgs(testRslt));
                }

                /// TODO: Try to find out where the cycle stopped
            }
            else
            {
                /// Do nothing
            }

        select_cycle_or_test:

            //----------------------------------------------------------
            selection = MakeSelection(MKSelContext.InsideProcedure);
            if (selection == Selection.Shutdown)
            {
                Shutdown();
                return;
            }
            switch (selection)
			{
                case Selection.Q1:       selectedTestName = "Q1"; break;
				case Selection.Q2:       selectedTestName = "Q2"; break;
				case Selection.Q3:       selectedTestName = "Q3"; break;
				default:                 selectedTestName = Bridge.SelectedTestName; break;
			}
			///
			UiBridge.Bridge.OnError(this, string.Empty);	/// Clear an error message (if any)
			///
			if (selection == Selection.PurgeBegin) goto fill_the_bench;
			if (selection == Selection.PurgeEnd)
			{
				switch (DoEvacuation(purgeEnd))
				{
					case Event.Error:		goto error;
					case Event.UiCmdStop:	goto stop;
					default:				goto select_cycle_or_test;
				}
			}
			if (selection == Selection.Break)
			{
                StateMachine.ControlBoard.ManualUIAllowed = true;
				Bridge.Bench2UI(ButtonsEtc.ShowBenchEmpty);
                Bridge.OnProcedureCompleted(this, new ProcedureCompletedEventArgs(StateMachine.Procedure));
                goto select_procedure;
			}
			if (selection == Selection.SaveResults) goto save_results;

        cycle_or_test_selected:

			UiBridge.Bridge.OnError(this, string.Empty);		/// Clear an error message (if any)

            if (UIFlowControl.Stop == WaitBeginFormClosed())
            {
                goto stop_within_cycle;                         /// Make sure the entry form is closed
            }

            Bridge.Bench2UI(ButtonsEtc.StopBtnEn);		        /// Hide buttons

			if (selection != Selection.Cycle)
			{
				//--------------------------------
				State.Create("MainSeq : Continue in the cycle?")
					 .AddOperation(new Operations.AskYesNoOp(Strings.Continue_in_the_cycle))
					 .AddOperation(checkUiOp)
					 .EnterState();
				while (true)
				{
					e = StateMachine.WaitRunDevsRunOps();
					if (e.Contains(Event.Yes))
					{
						selection = Selection.RestOfCycle;
						break;
					}
					if (e.Contains(Event.No)) break;
                    if (e.Contains(Event.UiCmdStop)) goto select_procedure;
				}
			}

			///------------------------------------------------------------------------------------------------------------
			if (selection == Selection.Cycle || selection == Selection.RestOfCycle)
			{
                /// A sequence of tests will be executed

				IList<DeferredTestEvaluationData> deferredData = new List<DeferredTestEvaluationData>();
                bool veryFirstTestInTheRestOfCycle = true;

                int selsctedTestIx = -1;    ///= undefined
				///
                if (selection == Selection.RestOfCycle)			/// ... otherwise
                {
                    for (int i = 0; i < StateMachine.TestInstances.Length; i++)
                    {
                        if (selectedTestName == StateMachine.TestInstances[i].Name)
                        {
                            selsctedTestIx = i;
                            break;
                        }
                    }

                    if ((selsctedTestIx < simultWithPurgingCount) ||
                        (selsctedTestIx >= StateMachine.TestInstances.Length - simultWithEvacuationCount))
                    {
                        /// Invalid test selection
                        UiBridge.Bridge.OnError(this, string.Format("No test specified"));
                        goto select_cycle_or_test;
                    }
                }
                else
                {
                    selsctedTestIx = simultWithPurgingCount;	    /// Applies when  selection == Selection.Cycle
                }


                float TimeEstimateTotal = 0;		/// Time estimate of the selected cycle or test

                for (int i = selsctedTestIx; i < StateMachine.TestInstances.Length - simultWithEvacuationCount; i++)
				{
                    Test test = StateMachine.TestInstances[i].Test;

					TimeEstimateTotal += (test.TestTime + 10.0f);

					/// Try to fetch all test paths and transitions
					/// to detect configuration errors as early as possible.
                    TBF.BenchControl.Generic.IComponent testMethodComp = TbfComponents.FindComponent(test.Method);
                    string errorMsg;
					if (!(testMethodComp is TBF.BenchControl.TestMethods.OuterLoop.Start.Component) &&
						!(testMethodComp is TBF.BenchControl.TestMethods.OuterLoop.End.Component) &&
						!StateMachine.GetPaths(test, (StateMachine.Procedure.MetersKind == MetersKind.HeatMeter),
                                               out inPath, out benchPath, out outPath, out sensPath,
                                               out heatMetersPath,
                                               out transitionBefore, out transitionBetween, out transitionAfter,
                                               out errorMsg))
                    {
						UiBridge.Bridge.OnError(this, errorMsg);
						goto select_cycle_or_test;
					}
				}

				int currentTestIx = selsctedTestIx;
                while (currentTestIx < StateMachine.TestInstances.Length - simultWithEvacuationCount)
				{
                    TestInstance nextTest = (currentTestIx + 1 < StateMachine.TestInstances.Length - simultWithEvacuationCount)
                                          ? StateMachine.TestInstances[currentTestIx + 1]
                                          : null;

                    Test nextHydroTest = null;
                    for (int i = currentTestIx + 1; i < StateMachine.TestInstances.Length - simultWithEvacuationCount; i++)
                    {
                        Test tst = StateMachine.TestInstances[i].Test;
                        if (tst != null)
                        {
                            ITestMethod tm = TbfComponents.FindComponent(tst.Method) as ITestMethod;
                            if (tm != null && tm.DoTransitions())
                            {
                                nextHydroTest = tst;
                                break;
                            }
                        }
                    }

                    if (nextHydroTest != null)
                    {
                        /// Fetch paths and 'transition before' of the next test
                        TBF.BenchControl.Generic.IComponent nextTestMethodComp = TbfComponents.FindComponent(nextHydroTest.Method);
                        TransitionSequence dummy2, dummy3;
                        string errorMsg2;
                        if (!(nextTestMethodComp is TBF.BenchControl.TestMethods.OuterLoop.Start.Component) &&
                            !(nextTestMethodComp is TBF.BenchControl.TestMethods.OuterLoop.End.Component) &&
                            !StateMachine.GetPaths(nextHydroTest, (StateMachine.Procedure.MetersKind == MetersKind.HeatMeter),
                                                   out nextInPath, out nextBenchPath, out nextOutPath, out nextSensPath,
                                                   out nextHeatMetersPath,
                                                   out nextTransitionBefore, out dummy2, out dummy3,
                                                   out errorMsg2))
                        {
                            UiBridge.Bridge.OnError(this, errorMsg2);
                            goto select_cycle_or_test;
                        }

                        nextQfrom = nextHydroTest.Qfrom;
                        nextQto = nextHydroTest.Qto;
                        nextPumpPower = nextHydroTest.PumpPower;
                        nextTolerRed = nextHydroTest.ShortPulses;
                        nextPidCoef = (nextOutPath != null) ? nextOutPath.PidCoef : 1.0F;
                    }
                    else
                    {
                        /// Clear paths and 'transition before' of the next test it does not exist
                        nextInPath = null;
                        nextBenchPath = null;
                        nextOutPath = null;
                        nextSensPath = null;
                        nextHeatMetersPath = null;
                        nextTransitionBefore = null;
                    }

					/// Fetch paths and transitions of this test
                    TestInstance testInst = StateMachine.TestInstances[currentTestIx];
                    TBF.BenchControl.Generic.IComponent testMethodComp = TbfComponents.FindComponent(testInst.Test.Method);
                    string errorMsg;
                    if (!StateMachine.GetPaths(testInst.Test, (StateMachine.Procedure.MetersKind == MetersKind.HeatMeter),
                                               out inPath, out benchPath, out outPath, out sensPath,
                                               out heatMetersPath,
                                               out transitionBefore, out transitionBetween, out transitionAfter,
                                               out errorMsg))
                    {
						UiBridge.Bridge.OnError(this, errorMsg);
						goto select_cycle_or_test;
					}

					/// Update format for the water mass
                    if (outPath != null && outPath.Scale != null && !string.IsNullOrEmpty(outPath.Scale.Format))
                    {
                        Mass.Format = outPath.Scale.Format;
                        StartMass.Format = outPath.Scale.Format;
                        EndMass.Format = outPath.Scale.Format;
                    }


					ITestMethod testMethod = testMethodComp as ITestMethod;
					if (testMethod != null && testMethod.CanTest(StateMachine.Procedure.MetersKind))
					{
                        StateMachine.LoadTestParams(testInst.Test);

                        if ((sensPath != null) && (sensPath.RegisterReaders != null))
                        {
                            ProcessData.RegisterReaders = sensPath.RegisterReaders;
                            foreach (var rr in sensPath.RegisterReaders)
                            {
                                if ((rr is TestMethods.iPerlCommunication.iPerlHead.IperlHead) && (BenchInfo != null))
                                {
                                    (rr as TestMethods.iPerlCommunication.iPerlHead.IperlHead).BenchName = BenchInfo.TestBenchName;
                                }
                            }
                        }
                        else
                        {
                            ProcessData.RegisterReaders = null;
                        }

                        ///
                        /// Execute one test (single repetition of a repeated test)
                        /// Previously:
                        ///     e = testMethod.Execute(test, outerLoopMode, (outerLoopMode ? outerLoopCounter: repetNr));
                        ///     
                        Event rsltTransBefore = Event.Done;
                        Event rsltTransBetween = Event.Done;
                        Event rsltTransAfter = Event.Done;
                        {
                            int timeEstTransBefore = testMethod.DoTransitions() ? GetTransitionTimeEst(transitionBefore) : 1;
                            int timeEstTransBetween = testMethod.DoTransitions() ? GetTransitionTimeEst(transitionBetween) : 1;
                            int timeEstTransAfter = testMethod.DoTransitions() ? GetTransitionTimeEst(transitionAfter) : 1;

                            TestProgressEventArgs.SetEstimatedTimes(new int[] { 1, timeEstTransBefore, 1, 30, 0, Convert.ToInt32(testInst.Test.TestTime) + 15, timeEstTransAfter, 0 });
                            Bridge.OnTestProgress(this, new TestProgressEventArgs(testInst.Test, testInst.Repetition, Progress.JustStarted));

                            bool currentTestFinished = true;
                            bool doOneMoreRepetition = false;

                            bool doExecuteTransitionBefore = (currentTestIx == simultWithPurgingCount) || (testInst.Test != StateMachine.TestInstances[currentTestIx - 1].Test) || veryFirstTestInTheRestOfCycle;
                            bool isLastRepetition = (currentTestIx == StateMachine.TestInstances.Length - simultWithEvacuationCount - 1) || (testInst.Test != StateMachine.TestInstances[currentTestIx + 1].Test);
                            veryFirstTestInTheRestOfCycle = false;
                            if (testMethod.DoTransitions())
                            {
                                /// Make a transition before a test and before each test repetition
                                rsltTransBefore = Transition(doExecuteTransitionBefore ? transitionBefore : null, TransitionContext.BeforeTest);   /// Transition or SetRoute - start of test
                                log.InfoFormat("Test {0}: Transition({1}, BeforeTest) returned {2}", testInst.Name, (transitionBefore == null ? "null" : transitionBefore.Name), rsltTransBefore);
                            }
                            if (rsltTransBefore != Event.Done) break;

                            log.InfoFormat("Test {0}: Execute(., {1}, {2})", testInst.Name, testInst.Repetition, isLastRepetition);
                            e = testMethod.Execute(testInst.Test, testInst.Repetition, isLastRepetition);

                            if (e.Contains(Event.MakeSecondPass) && testMethod is ITestMethodWith2ndPass)
                            {
                                deferredData.Add(new DeferredTestEvaluationData(testInst.Test, testInst.Repetition, (testMethod as ITestMethodWith2ndPass).IntermediateData));
                            }

                            currentTestFinished = (rsltTransBefore == Event.Done && !e.Contains(Event.Error)
                                                                                 && !e.Contains(Event.ConfigurationError)
                                                                                 && !e.Contains(Event.OpArgumentError)
                                                                                 && !e.Contains(Event.UiCmdStop));

                            Bridge.OnTestProgress(this, new TestProgressEventArgs(testInst.Test, testInst.Repetition, currentTestFinished ? Progress.Completed
                                                                                                                                          : Progress.Aborted));

                            if (testMethod.DoTransitions() && !e.Contains(Event.RecoverableError))
                            {
                                if (currentTestFinished && !isLastRepetition && !e.Contains(Event.ErrorFlagsStop))
                                {
                                    /// Make a transition between two test repetitions
                                    rsltTransBetween = Transition(transitionBetween, TransitionContext.BetweenTests);   /// Transition or SetRoute - start of test
                                    log.InfoFormat("Test {0}: Transition({1}, BetweenTests) returned {2}", testInst.Name, (transitionBetween == null ? "null" : transitionBetween.Name), rsltTransBetween);
                                }
                                else
                                {
                                    /// Make a transition after the last test repetition
                                    TransitionContext endContext =
                                        !currentTestFinished ? TransitionContext.Stop
                                                             : ((nextTransitionBefore != null) && (nextTransitionBefore.Name.ToLower().Contains("fastflow"))) ? TransitionContext.AfterTestWithOverlap
                                                                                                                                                             : TransitionContext.AfterTest;
                                    rsltTransAfter = Transition(transitionAfter, endContext);   /// Transition or SetRoute - end of test
                                    log.InfoFormat("Test {0}: Transition({1}, {2}) returned {3}", testInst.Name, (transitionAfter == null ? "null" : transitionAfter.Name), endContext, rsltTransAfter);
                                }
                            }
                        }

                        if (rsltTransBefore == Event.Error || rsltTransBetween == Event.Error|| e.Contains(Event.Error))
                        {
                            goto error;
                        }
                        else if (e.Contains(Event.ConfigurationError))
						{
                            goto select_cycle_or_test;  /// OR goto config_error;  ???
						}
						else if (e.Contains(Event.OpArgumentError))
						{
							goto config_error;
						}
                        else if (rsltTransBefore == Event.UiCmdStop || e.Contains(Event.UiCmdStop) || e.Contains(Event.RecoverableError) || e.Contains(Event.ErrorFlagsStop))
						{
							goto stop_within_cycle;
						}
					}
					else
					{
						UiBridge.Bridge.OnError(this, string.Format(Strings.Method_0_cannot_be_used, testInst.Test.Method));
						goto select_cycle_or_test;
					}

					currentTestIx++;
				}

				///
				/// Execute deferred evaluations of tests that returned 'Event.MakeSecondPass' here
				///
				foreach (var dfrrdData in deferredData)
				{
					string errorMsg;
					StateMachine.GetPaths(dfrrdData.Test, (StateMachine.Procedure.MetersKind == MetersKind.HeatMeter),
										  out inPath, out benchPath, out outPath, out sensPath,
										  out heatMetersPath,
                                          out transitionBefore, out transitionBetween, out transitionAfter,
                                          out errorMsg);

					ITestMethodWith2ndPass testMethod = TbfComponents.FindComponent(dfrrdData.Test.Method) as ITestMethodWith2ndPass;

					if (testMethod != null && testMethod.CanTest(StateMachine.Procedure.MetersKind))
					{
                        StateMachine.LoadTestParams(dfrrdData.Test);

                        if ((sensPath != null) && (sensPath.RegisterReaders != null))
                        {
                            ProcessData.RegisterReaders = sensPath.RegisterReaders;
                            foreach (var rr in sensPath.RegisterReaders)
                            {
                                if ((rr is TestMethods.iPerlCommunication.iPerlHead.IperlHead) && (BenchInfo != null))
                                {
                                    (rr as TestMethods.iPerlCommunication.iPerlHead.IperlHead).BenchName = BenchInfo.TestBenchName;
                                }
                            }
                        }
                        else
                        {
                            ProcessData.RegisterReaders = null;
                        }

						e = testMethod.Execute2ndPass(dfrrdData.Test, dfrrdData.RepetNr, dfrrdData.IntermediateData);

						if (e.Contains(Event.Error))				goto error;
						else if (e.Contains(Event.OpArgumentError))	goto config_error;
						else if (e.Contains(Event.UiCmdStop))		goto stop_within_cycle;
					}
				}

				deferredData.Clear();
			}
			///------------------------------------------------------------------------------------------------------------
            else
            {
                /// selection == Selection.Test or Selection.Q1 or Selection.Q2 or Selection.Q3
                /// Single test will be executed

                int testIx = -1;    ///= undefined
                ///
                for (int i = 0; i < StateMachine.TestInstances.Length; i++)
                {
                    if (selectedTestName == StateMachine.TestInstances[i].Name)
                    {
                        testIx = i;
                        break;
                    }
                }

                if (testIx < 0)
                {
                    /// Invalid test selection
                    UiBridge.Bridge.OnError(this, string.Format("No test specified"));
                    goto select_cycle_or_test;
                }

                Test test = StateMachine.TestInstances[testIx].Test;
                int repetNr = StateMachine.TestInstances[testIx].Repetition;

                /// Fetch the test paths and transitions
                string errorMsg;
				TBF.BenchControl.Generic.IComponent testMethodComp = TbfComponents.FindComponent(test.Method);
				if (!(testMethodComp is TBF.BenchControl.TestMethods.OuterLoop.Start.Component) &&
					!(testMethodComp is TBF.BenchControl.TestMethods.OuterLoop.End.Component) &&
					!StateMachine.GetPaths(test, (StateMachine.Procedure.MetersKind == MetersKind.HeatMeter),
                                           out inPath, out benchPath, out outPath, out sensPath,
                                           out heatMetersPath,
                                           out transitionBefore, out transitionBetween, out transitionAfter,
                                           out errorMsg))
                {
                    UiBridge.Bridge.OnError(this, errorMsg);
					goto select_cycle_or_test;
				}

				/// Update format for the water mass
				Mass.Format = (outPath != null && outPath.Scale != null) ? outPath.Scale.Format : "F3";
				StartMass.Format = (outPath != null && outPath.Scale != null) ? outPath.Scale.Format : "F3";
                EndMass.Format = (outPath != null && outPath.Scale != null) ? outPath.Scale.Format : "F3";

				ITestMethod testMethod = TbfComponents.FindComponent(test.Method) as ITestMethod;
				if (testMethod != null && testMethod.CanTest(StateMachine.Procedure.MetersKind))
				{
                    StateMachine.LoadTestParams(test);

                    if ((sensPath != null) && (sensPath.RegisterReaders != null))
                    {
                        ProcessData.RegisterReaders = sensPath.RegisterReaders;
                        foreach (var rr in sensPath.RegisterReaders)
                        {
                            if ((rr is TestMethods.iPerlCommunication.iPerlHead.IperlHead) && (BenchInfo != null))
                            {
                                (rr as TestMethods.iPerlCommunication.iPerlHead.IperlHead).BenchName = BenchInfo.TestBenchName;
                            }
                        }
                    }
                    else
                    {
                        ProcessData.RegisterReaders = null;
                    }

                    Event rsltTransBefore = Event.Done;
                    Event rsltTransAfter = Event.Done;
                    {
                        int timeEstTransBefore = testMethod.DoTransitions() ? GetTransitionTimeEst(transitionBefore) : 1;
                        int timeEstTransBetween = testMethod.DoTransitions() ? GetTransitionTimeEst(transitionBetween) : 1;
                        int timeEstTransAfter = testMethod.DoTransitions() ? GetTransitionTimeEst(transitionAfter) : 1;

                        TestProgressEventArgs.SetEstimatedTimes(new int[] { 1, timeEstTransBefore, 1, 30, 0, Convert.ToInt32(test.TestTime) + 15, timeEstTransAfter, 0 });  
                                                                        /// start, transition, flow detection, flow setting, aborted, test, transition, end
			            Bridge.OnTestProgress(this, new TestProgressEventArgs(test, repetNr, Progress.JustStarted));

                        if (testMethod.DoTransitions())
                        {
                            rsltTransBefore = Transition(transitionBefore, TransitionContext.BeforeTest);   /// Transition or SetRoute - start of test
                        }

                        if (rsltTransBefore == Event.Done)
                        {
                            e = testMethod.Execute(test, repetNr, true);

                            if (e.Contains(Event.MakeSecondPass) && testMethod is ITestMethodWith2ndPass)
                            {
                                ITestMethodWith2ndPass tm2 = testMethod as ITestMethodWith2ndPass;
                                e = tm2.Execute2ndPass(test, repetNr, tm2.IntermediateData);
                            }
                        }

                        bool testFinished = (rsltTransBefore == Event.Done && !e.Contains(Event.Error)
                                                                           && !e.Contains(Event.ConfigurationError)
                                                                           && !e.Contains(Event.OpArgumentError)
                                                                           && !e.Contains(Event.UiCmdStop));

                        Bridge.OnTestProgress(this, new TestProgressEventArgs(test, repetNr, testFinished ? Progress.Completed
                                                                                                          : Progress.Aborted));

                        if (testMethod.DoTransitions())
                        {
                            TransitionContext endContext = testFinished ? TransitionContext.AfterTest : TransitionContext.Stop;
                            rsltTransAfter = Transition(transitionAfter, endContext);   /// Transition or SetRoute - end of test
                        }

                        Bridge.OnTestProgress(this, new TestProgressEventArgs(test, repetNr, testFinished ? Progress.Completed
                                                                                                          : Progress.Aborted));
                    }

					if (rsltTransBefore == Event.Error || e.Contains(Event.Error))         goto error;
					if (e.Contains(Event.ConfigurationError))                              goto config_error;
					if (e.Contains(Event.OpArgumentError))                                 goto config_error;
					if (rsltTransBefore == Event.UiCmdStop || e.Contains(Event.UiCmdStop)) goto stop_within_cycle;
				}
				else
				{
					UiBridge.Bridge.OnError(this, string.Format("{0} cannot be used", test.Method));
					goto select_cycle_or_test;
				}
            }
			///------------------------------------------------------------------------------------------------------------

            goto select_cycle_or_test;


		save_results:

			UiBridge.Bridge.OnError(this, string.Empty);	/// Clear an error message (if any)
			Bridge.Bench2UI(ButtonsEtc.StopBtnEn);			/// Hide most of buttons

            if (State.LastEvents.Contains(Event.ModelessFormIsOpen))
            {
				if (UIFlowControl.Stop == WaitBeginFormClosed()) goto stop;
            }
			else if (State.LastEvents.Contains(Event.ModelessFormClosed))
			{
				CloseBeginForm();
			}

			Bridge.OnActivity(this, Strings.Enter_protocol_data);

            //--------------------------------
			GenericDevices.IDataEntry dataEntryCmpnt = TbfComponents.FindComponent(StateMachine.Procedure.DataEntry) as GenericDevices.IDataEntry;
			if (dataEntryCmpnt is IHasCycleEndForm)
			{
                IOperation showCycleEndFormOp = (dataEntryCmpnt as GenericDevices.IHasCycleEndForm).ShowCycleEndFormOp();

                if (showCycleEndFormOp != null)
                {
                    /// Open the modeless form for the end of the cycle
                    State.Create("MainSeq : Enter end data")
                         .AddOperation(showCycleEndFormOp)
                         .AddOperation(checkUiOp)
                         .EnterState();
                    do
                    {
                        e = StateMachine.WaitRunDevsRunOps();
                        if (e.Contains(Event.UiCmdStop)) goto stop;
                    }
                    while (!e.Contains(Event.ModelessFormClosed));
                }
			}

            ///
            /// Update batch results, determine whether watermeters passed all required tests
            ///
            BatchRslts.Batch.EndTime = DateTime.Now;                                            /// Set cycle end time
            Results.Utils.GetCounterStates(BatchRslts.Batch, Program.LocalSettings.Counters);   /// Update counters
            /// Remove results of internal tests
            for (int i = BatchRslts.Batch.TestRslts.Count - 1; i >= 0; i--)
            {
                foreach (var wm in BatchRslts.Batch.WaterMeters)
                {
                    for (int j = wm.MeterTestRslts.Count - 1; j >= 0; j--)
                    {
                        MeterTestRslt mtr = wm.MeterTestRslts[j];
                        if ((mtr.Publish() == Publish.Never || mtr.Publish() == Publish.Internal) && !mtr.Evaluate())
                        {
                            wm.MeterTestRslts.RemoveAt(j);
                        }
                    }
                }

                TestRslt tr = BatchRslts.Batch.TestRslts[i];
                if ((tr.Publish() == Publish.Never || tr.Publish() == Publish.Internal) && !tr.Evaluate())
                {
                    BatchRslts.Batch.TestRslts.RemoveAt(i);
                }
            }

            /// (1) Set boolean WaterMeter.Passed variable, (2) Remove disabled water meters
            for (int wmNr0 = ProcessData.BatchRslts.Batch.WaterMeters.Count - 1; wmNr0 >= 0; wmNr0--)
            {
                WaterMeter wm = ProcessData.BatchRslts.Batch.WaterMeters[wmNr0];
                if (wm.Disabled)
                {
                    /// Do not save disabled watermeters to DB, remove them from the list
                    ProcessData.BatchRslts.Batch.WaterMeters.RemoveAt(wmNr0);
                }
                else
                {
                    /// Determine whether the watermeter passed all required tests
                    wm.Passed = wm.PassedFromTests();
                }
            }


			//------------------------------------------------------
			Bridge.OnActivity(this, Strings.Saving_and_printing_results);
            //------------------------------------------------------

            string[] writers = (StateMachine.Procedure.ResultsWriter != null) ? StateMachine.Procedure.ResultsWriter.Split(new char[] { '~' }) : new string[0];
            string[] printers = (StateMachine.Procedure.ResultsPrinter != null) ? StateMachine.Procedure.ResultsPrinter.Split(new char[] { '~' }) : new string[0];
            string[] eventTriggers = (StateMachine.Procedure.EventTriggers != null) ? StateMachine.Procedure.EventTriggers.Split(new char[] { '~' }) : new string[0];
            ///
            string[] rsltProcessors = new string[writers.Length + printers.Length + eventTriggers.Length];
            writers.CopyTo(rsltProcessors, 0);
            printers.CopyTo(rsltProcessors, writers.Length);
            eventTriggers.CopyTo(rsltProcessors, writers.Length + printers.Length);
            ///
            State savingAndPrintingRslts = State.Create("MainSeq : Saving and printing results");
            foreach (var rpName in rsltProcessors)
            {
                IResultsProcessor rsltProcessor = TbfComponents.FindComponent(rpName) as IResultsProcessor;
                if (rsltProcessor != null)
                {
                    try
                    {
                        savingAndPrintingRslts.AddOperation(rsltProcessor.ProcessResultsOp(ProcessData.BatchRslts.Batch));
                    }
                    catch (Exception exc)
                    {
                        Bridge.OnError(this, string.Format(Strings.Component_0_crashed_Results_not_saved, rpName));
                        log.FatalFormat("FileWriter {0} crashed: {1}", rpName, exc.Message);
                    }
                }
            }
            savingAndPrintingRslts.AddOperation(checkUiOp)
                                  .EnterState();
			do {
				e = StateMachine.WaitRunDevsRunOps();
				if (e.Contains(Event.Error)) goto error;
				if (e.Contains(Event.UiCmdStop)) goto stop;
			}
			while (e.Contains(Event.Busy));
            ///
            bool resultsSent = !e.Contains(Event.ErrorProcessingResults);
			ProcessData.BatchRslts.Batch.RsltsSent = resultsSent;


			///
			/// Save results to 'Results' MySQL database
			///
			Results.DB.SaveNewBatch(ProcessData.BatchRslts.Batch);

			///
			/// Save results to 'summary results' logger
			///
            log.WarnFormat("Saving SummaryResults of batch {0}", ProcessData.BatchRslts.Batch.BatchNr);
            foreach (var tr in ProcessData.BatchRslts.Batch.TestRslts)
			{
				summaryResults.Info(TestResult2CsvLine(tr));
			}

            ///
            /// Clear a file with interim test results
            ///
            ClearProcessData();

			Program.LocalSettings.BatchNr++;
			Program.LocalSettings.Save();

            log.FatalFormat("Measurement session saved: batch = {0}, procedure = {1}, next batch nr. = {2}",
                            ProcessData.BatchRslts.Batch.BatchNr,
                            ProcessData.BatchRslts.Batch.ProcedureName,
                            Program.LocalSettings.BatchNr);

            StateMachine.ControlBoard.ManualUIAllowed = true;
            Event evacRetv = DoEvacuation(purgeEnd);

            ///
            /// Process statistics (in each regular cycle after evacuation when ProcessData.StatisticsMonitoringComp is defined)
            ///
            if (ProcessData.StatisticsMonitoringComp is IStatisticsMonitoring)
            {
                State.Create("MainSeq : Processing statistics")
                     .AddOperation((ProcessData.StatisticsMonitoringComp as IStatisticsMonitoring).ProcessStatisticsOp(ProcessData.BatchRslts.Batch.BatchNr))
                     .AddOperation(checkUiOp)
                     .EnterState();
                do {
                    e = StateMachine.WaitRunDevsRunOps();
                    if (e.Contains(Event.UiCmdStop)) goto stop;
                }
                while (e.Contains(Event.Busy));
            }

            ///
            /// Procedure completed, branch depending on the result of evacuation
            ///
            Bridge.OnProcedureCompleted(this, new ProcedureCompletedEventArgs(StateMachine.Procedure));
			switch (evacRetv)
			{
				case Event.Error:       goto error;
			    case Event.UiCmdStop:   goto stop;
                default:                goto select_procedure;
			}


		stop_within_cycle:
			//--------------------------------
			State.Create("MainSeq : Turning IDLE -> Closing the valves")
				.AddOperation(checkUiOp)
				.AddOperation(StateMachine.ControlBoard.SetValvesOp(StateMachine.DefaultValvesOpen,
																	StateMachine.DefaultValvesClose))
				.EnterState();
			do
			{
				e = StateMachine.WaitRunDevsRunOps();
				if (e.Contains(Event.Error)) goto error;
			}
			while (!e.Contains(Event.ValvesSet));

			goto select_cycle_or_test;

        stop:
            //--------------------------------
			State.Create("MainSeq : Turning IDLE -> Closing the valves")
                .AddOperation(checkUiOp)
                .AddOperation(StateMachine.ControlBoard.SetValvesOp(StateMachine.DefaultValvesOpen,
                                                                    StateMachine.DefaultValvesClose))
				.EnterState();
            do
            {
                e = StateMachine.WaitRunDevsRunOps();
                if (e.Contains(Event.Error)) goto error;
            }
            while (!e.Contains(Event.ValvesSet));

            goto select_procedure;

        config_error:
            //--------------------------------
			State.Create("MainSeq : Procedure configuration error")
                .AddOperation(checkUiOp)
                .AddOperation(StateMachine.BenchErrorOp)
                .AddOperation(new Operations.MessageBoxOp("Test configuration error"))
				.EnterState();
            do
            {
                e = StateMachine.WaitRunDevsRunOps();
            }
            while (!e.Contains(Event.OK));

            goto select_cycle_or_test;

		error:
			//--------------------------------
			State.Create("MainSeq : ERROR -> Closing the valves")
				.AddOperation(checkUiOp)
                .AddOperation(StateMachine.BenchErrorOp)
                .AddOperation(StateMachine.ControlBoard.SetValvesOp(StateMachine.DefaultValvesOpen,
                                                                    StateMachine.DefaultValvesClose))
				.EnterState();
			do
			{
				e = StateMachine.WaitRunDevsRunOps();
			}
			while (!e.Contains(Event.ValvesSet) && !e.Contains(Event.Error));

            //--------------------------------
            State.Create("MainSeq : ERROR state")
                 .AddOperation(checkUiOp)
                 .AddOperation(StateMachine.BenchErrorOp)
                 .EnterState();
            do
            {
                e = StateMachine.WaitRunDevsRunOps();
            }
            while (!e.Contains(Event.UiCmdShutdown));

            Shutdown(true);
            return;
        }


        /// <summary>
        /// MakeSelection() call context
        /// </summary>
        enum MKSelContext
        {
            ProcedureNotSelected,
            InsideProcedure,
        }

        /// <summary>
        /// Return values of MakeSelection()
        /// </summary>
        public enum Selection
        {
            PurgeBegin,
            PurgeEnd,
            Break,
            Cycle,
            RestOfCycle,
            Test,
            Q1,
            Q2,
            Q3,
            SaveResults,
            RestoreBatch,
            RestoreAndFixBatch,
            Shutdown,
            RestoreInterruptedSession,
        }
	}
}