protected async Task OnTemperatureAlertChangedEvent()
{
try
{
if (this.TemperatureRepository != null)
{
this.EventAggregator.GetEvent <Events.TemperatureChangedEvent>().Publish(new TemperatureChangedEventArgs()
{
SensorReading = ApplicationSensorReading.FromIApplicationSensorReading(await this.TemperatureRepository.GetSensorReading())
});
}
}
catch (Exception ex)
{
this.EventAggregator.GetEvent <Events.DebugEvent>().Publish(new DebugEventArgs(ex));
}
}
private async Task SendSensorReading(bool force)
{
try
{
IApplicationSensorReading sensorReading = await this.GetSensorReading();
// ***
// *** Add the temperature thresholds
// ***
sensorReading.CriticalThreshold = this.Device.CriticalTemperatureThreshold;
sensorReading.LowerThreshold = this.Device.LowerTemperatureThreshold;
sensorReading.UpperThreshold = this.Device.UpperTemperatureThreshold;
// ***
// *** Only send the event when the reading has changed
// ***
if (force ||
_previousReading == null ||
_previousReading.Temperature != sensorReading.Temperature ||
_previousReading.IsCritical != sensorReading.IsCritical ||
_previousReading.IsAboveUpperThreshold != sensorReading.IsAboveUpperThreshold ||
_previousReading.IsBelowLowerThreshold != sensorReading.IsBelowLowerThreshold ||
_previousReading.CriticalThreshold != sensorReading.CriticalThreshold ||
_previousReading.LowerThreshold != sensorReading.LowerThreshold ||
_previousReading.UpperThreshold != sensorReading.UpperThreshold)
{
this.EventAggregator.GetEvent <Events.TemperatureChangedEvent>().Publish(new TemperatureChangedEventArgs()
{
SensorReading = ApplicationSensorReading.FromIApplicationSensorReading(sensorReading)
});
_previousReading = sensorReading;
}
}
catch (Exception ex)
{
this.EventAggregator.GetEvent <Events.DebugEvent>().Publish(new DebugEventArgs(ex));
}
}