public bool EnqueueModelUpdateCommands(List <long> measurementGids)
{
bool success;
ushort length = 6;
Dictionary <long, AnalogModbusData> analogData = new Dictionary <long, AnalogModbusData>();
Dictionary <long, DiscreteModbusData> discreteData = new Dictionary <long, DiscreteModbusData>();
MeasurementsCache.Clear();
try
{
Dictionary <long, ISCADAModelPointItem> currentScadaModel = SCADAModel.CurrentScadaModel;
foreach (long measurementGID in measurementGids)
{
ISCADAModelPointItem scadaPointItem = currentScadaModel[measurementGID];
IWriteModbusFunction modbusFunction;
if (scadaPointItem is IAnalogSCADAModelPointItem analogSCADAModelPointItem)
{
modbusFunction = FunctionFactory.CreateWriteModbusFunction(new ModbusWriteCommandParameters(length,
(byte)ModbusFunctionCode.WRITE_SINGLE_REGISTER,
analogSCADAModelPointItem.Address,
analogSCADAModelPointItem.CurrentRawValue),
CommandOriginType.MODEL_UPDATE_COMMAND);
AnalogModbusData analogModbusData = new AnalogModbusData(analogSCADAModelPointItem.CurrentEguValue,
analogSCADAModelPointItem.Alarm,
measurementGID,
CommandOriginType.MODEL_UPDATE_COMMAND);
analogData.Add(measurementGID, analogModbusData);
}
else if (scadaPointItem is IDiscreteSCADAModelPointItem discreteSCADAModelPointItem)
{
modbusFunction = FunctionFactory.CreateWriteModbusFunction(new ModbusWriteCommandParameters(length,
(byte)ModbusFunctionCode.WRITE_SINGLE_COIL,
discreteSCADAModelPointItem.Address,
discreteSCADAModelPointItem.CurrentValue),
CommandOriginType.MODEL_UPDATE_COMMAND);
DiscreteModbusData discreteModbusData = new DiscreteModbusData(discreteSCADAModelPointItem.CurrentValue,
discreteSCADAModelPointItem.Alarm,
measurementGID,
CommandOriginType.MODEL_UPDATE_COMMAND);
discreteData.Add(measurementGID, discreteModbusData);
}
else
{
Logger.LogWarn("Unknown type of ISCADAModelPointItem.");
continue;
}
this.modelUpdateQueue.Enqueue(modbusFunction);
}
MakeAnalogEntryToMeasurementCache(analogData, true);
MakeDiscreteEntryToMeasurementCache(discreteData, false);
success = true;
this.writeCommandQueue = new ConcurrentQueue <IWriteModbusFunction>();
this.readCommandQueue = new ConcurrentQueue <IReadModbusFunction>();
this.commandEvent.Set();
}
catch (Exception e)
{
success = false;
string message = "Exception caught in EnqueueModelUpdateCommands() method.";
Logger.LogError(message, e);
}
return(success);
}
