getMeasurement method

Future<Measurement> getMeasurement()

Returns the AirQuality based on the location of the phone.

Implementation

// ignore: annotate_overrides
Future<Measurement> getMeasurement() async {
  if (deviceManager.service != null) {
    try {
      final loc = await LocationManager().getLocation();
      waqi.AirQualityData airQuality = await deviceManager.service!
          .feedFromGeoLocation(loc.latitude, loc.longitude);

      return Measurement.fromData(AirQuality.fromAirQualityData(airQuality));
    } catch (err) {
      warning('$runtimeType - Error getting air quality - $err');
      return Measurement.fromData(
        Error(message: '$runtimeType Exception: $err'),
      );
    }
  }
  warning(
    '$runtimeType - no service available. Has the AirQualityService been added to the study protocol?',
  );

  return Measurement.fromData(
    Error(message: ('$runtimeType - no service available.')),
  );
}