protected override async Task StartListeningAsync()
{
await base.StartListeningAsync();
SensusContext.Current.MainThreadSynchronizer.ExecuteThreadSafe(() =>
{
if (Beacons.Count > 0)
{
_proximityObserver = new ProximityObserver(new CloudCredentials(EstimoteCloudAppId, EstimoteCloudAppToken), error =>
{
SensusServiceHelper.Get().Logger.Log("Error while initializing proximity observer: " + error, LoggingLevel.Normal, GetType());
});
List <ProximityZone> beaconZones = new List <ProximityZone>();
foreach (EstimoteBeacon beacon in Beacons)
{
ProximityZone beaconZone = new ProximityZone(beacon.Tag, new ProximityRange(beacon.ProximityMeters))
{
OnEnter = async(triggeringDeviceAttachment) =>
{
await StoreDatumAsync(new EstimoteBeaconDatum(DateTimeOffset.UtcNow, beacon, EstimoteBeaconProximityEvent.Entered));
},
OnExit = async(triggeringDeviceAttachment) =>
{
await StoreDatumAsync(new EstimoteBeaconDatum(DateTimeOffset.UtcNow, beacon, EstimoteBeaconProximityEvent.Exited));
}
};
beaconZones.Add(beaconZone);
}
_proximityObserver.StartObservingZones(beaconZones.ToArray());
}
if (Location != null)
{
EILRequestFetchLocation locationFetchRequest = new EILRequestFetchLocation(Location.Identifier);
locationFetchRequest.SendRequest((fetchedLocation, error) =>
{
if (error == null)
{
_foregroundIndoorLocationManager.StartPositionUpdatesForLocation(fetchedLocation);
_backgroundIndoorLocationManager.StartPositionUpdatesForLocation(fetchedLocation);
_indoorLocation = fetchedLocation;
}
else
{
SensusServiceHelper.Get().Logger.Log("Failed to fetch Estimote indoor location: " + error, LoggingLevel.Normal, GetType());
}
});
}
});
}
public override async void DidUpdatePosition(EILBackgroundIndoorLocationManager locationManager, EILOrientedPoint position, EILPositionAccuracy positionAccuracy, EILLocation location)
{
await(UpdatedPositionAsync?.Invoke(position, positionAccuracy, location) ?? Task.CompletedTask);
}