public void UpdateTelemetry(ICoolerTelemetry telemetry)
{
_telemetry = telemetry;
RaisePropertyChanged(() => Diagnostic);
RaisePropertyChanged(() => CoolingLiquidPressure);
RaisePropertyChanged(() => FanSpeed);
RaisePropertyChanged(() => CoolingLiquidTemperature);
RaisePropertyChanged(() => Reserve1);
RaisePropertyChanged(() => Reserve2);
}
public CoolerTelemetryViewModel()
{
_telemetry = null;
}
private void ReadCycle()
{
_logger.Log("Запуск циклического опроса телеметрии");
Cancel = false;
_readingInProgress = true;
_readCycleCommand.RaiseCanExecuteChanged();
_stopReadingCommand.RaiseCanExecuteChanged();
_backWorker.AddWork(() =>
{
try
{
var w8er = new ManualResetEvent(false);
while (!Cancel)
{
var cmd = new ReadCoolerTelemetryCommand();
_commandSenderHost.Sender.SendCommandAsync(
0x01,
cmd,
TimeSpan.FromSeconds(0.2), 2,
(exception, bytes) =>
{
ICoolerTelemetry coolerTelemetry = null;
try
{
if (exception != null)
{
throw new Exception("Произошла ошибка во время обмена", exception);
}
var result = cmd.GetResult(bytes);
coolerTelemetry = result;
}
catch (Exception ex)
{
// TODO: log exception, null values
_logger.Log("Ошибка: " + ex.Message);
Console.WriteLine(ex);
}
finally
{
_userInterfaceRoot.Notifier.Notify(() =>
CoolerTelemetryVm.UpdateTelemetry(coolerTelemetry));
w8er.Set();
}
});
w8er.WaitOne();
w8er.Reset();
Thread.Sleep(300); // TODO: interval must be setted by user
}
}
catch (Exception ex)
{
_logger.Log("Ошибка фонового потока очереди отправки: " + ex.Message);
}
finally
{
_logger.Log("Циклический опрос окончен");
_userInterfaceRoot.Notifier.Notify(() =>
{
_readingInProgress = false;
_readCycleCommand.RaiseCanExecuteChanged();
_stopReadingCommand.RaiseCanExecuteChanged();
});
}
});
}
