public async Task <SystemMonitorViewModel> GetSystemMonitorViewModel(DateTimeOffset lastCreatedAt)
{
IEnumerable <SensorListing> sensorListings = await sensorsService.GetAllSensors(lastCreatedAt);
SystemMonitorViewModel systemMonitorViewModel = new SystemMonitorViewModel();
foreach (SensorListing sensorListing in sensorListings)
{
DateTimeOffset sensorListingTime = sensorListing.Time.ToDateTimeOffset();
foreach (Sensor sensor in sensorListing.Sensors)
{
if (sensor.Type == SensorType.WasteAbsorbanceDetector1)
{
systemMonitorViewModel.WasteChannelAbsorbancePoints.Add(new PointViewModel()
{
Time = sensorListingTime,
Value = sensor.Value,
});
}
else if (sensor.Type == SensorType.TargetAbsorbanceDetector1)
{
systemMonitorViewModel.TargetChannelAbsorbancePoints.Add(new PointViewModel()
{
Time = sensorListingTime,
Value = sensor.Value,
});
}
else if (sensor.Type == SensorType.EnvironmentTemperature)
{
systemMonitorViewModel.EnvironmentTemperaturePoints.Add(new PointViewModel()
{
Time = sensorListingTime,
Value = sensor.Value,
});
}
}
}
SetLastCreatedAt(systemMonitorViewModel, sensorListings);
return(systemMonitorViewModel);
}
public async Task <JsonResult> GetSystemMonitorViewModel(DateTimeOffset?lastCreatedAt)
{
SystemMonitorViewModel systemMonitorViewModel = await systemMonitorService.GetSystemMonitorViewModel(lastCreatedAt ?? DateTimeOffset.MinValue);
return(Json(systemMonitorViewModel, JsonRequestBehavior.AllowGet));
}
public async Task <ActionResult> Index()
{
SystemMonitorViewModel systemMonitorViewModel = await systemMonitorService.GetSystemMonitorViewModel(DateTimeOffset.MinValue);
return(View(systemMonitorViewModel));
}
private void SetLastCreatedAt(SystemMonitorViewModel systemMonitorViewModel, IEnumerable <SensorListing> sensorListings)
{
SensorListing lastSensorListing = sensorListings.LastOrDefault();
systemMonitorViewModel.LastCreatedAt = lastSensorListing?.CreatedAt ?? DateTimeOffset.MinValue;
}