// Use this for initialization
void Start () {
backDropActive = GameObject.Find ("locationbackdrop");
check = GameObject.Find ("LocationUIText").GetComponent<LocationUpdate> ();
}
private bool BeginListening()
{
if (LocationUpdate != null)
{
try
{
var request = new GeolocationRequest(GeolocationAccuracy.High, new TimeSpan(0, 0, 2));
// This can't be called from a background thread, bug https://github.com/xamarin/Essentials/issues/634
var task = Geolocation.GetLocationAsync(request);
task.ContinueWith(x =>
{
try
{
if (x.IsCompleted)
{
var location = x.Result;
if (location == null)
{
_location.Update("Timed out getting location");
Alert?.Invoke(this, new AlertEventArgs(true));
}
else
{
_location.Update(location.Latitude,
location.Longitude,
location.Accuracy,
location.Altitude,
location.Speed,
location.Course,
location.Timestamp);
Alert?.Invoke(this, new AlertEventArgs(false));
}
}
}
catch {
_location.Update("Unknown error");
Alert?.Invoke(this, new AlertEventArgs(true));
}
}, TaskScheduler.FromCurrentSynchronizationContext());
}
catch (FeatureNotSupportedException e)
{
// Handle not supported on device exception
_location.Update(string.Format("{0}", e.Message));
Alert?.Invoke(this, new AlertEventArgs(true));
}
catch (PermissionException e)
{
// Handle permission exception
_location.Update(string.Format("{0}", e.Message));
Alert?.Invoke(this, new AlertEventArgs(true));
}
catch (Exception e)
{
// Unable to get location
_location.Update(string.Format("{0}", e.Message));
Alert?.Invoke(this, new AlertEventArgs(true));
}
LocationUpdate?.Invoke(this, new LocationEventArgs(_location));
}
return(true);
}
/// <summary>
/// Send new message to hub.
/// </summary>
/// <param name="methodName"></param>
/// <param name="locationUpdate"></param>
/// <returns></returns>
public async Task SendHubMessage(string methodName, LocationUpdate locationUpdate)
{
await _hub?.InvokeAsync(methodName, locationUpdate);
}
public override void SetLocation(LocationUpdate update, bool interpolate)
{
}
/// <summary>
/// Handle location update message and broadcast it to all connected clients.
/// </summary>
/// <param name="locationUpdate"></param>
public void BroadcastMessage(LocationUpdate locationUpdate)
{
Clients.All.SendAsync("broadcastMessage", locationUpdate);
}
public static async Task <object> RunUpdateGeolocation([HttpTrigger(WebHookType = "genericJson")] HttpRequestMessage req, TraceWriter log)
{
log.Info($"Webhook was triggered!");
GraphInfo cdaInfo = null;
#if DEBUG
cdaInfo = new GraphInfo {
UserPrincipalName = "*****@*****.**"
};
#else
cdaInfo = await GetCDAGraphInfo(req, log);
if (cdaInfo == null)
{
return(req.CreateErrorResponse(HttpStatusCode.InternalServerError, "Error using the Graph"));
}
#endif
var jsonContent = await req.Content.ReadAsStringAsync();
LocationUpdate data = null;
if (!string.IsNullOrWhiteSpace(jsonContent))
{
data = JsonConvert.DeserializeObject <LocationUpdate>(jsonContent);
}
#if DEBUG
else
{
data = new LocationUpdate
{
Position = new Microsoft.Azure.Documents.Spatial.Point(-122.130602, 47.6451599),
Mood = "🐒"
}
};
#endif
var key = System.Environment.GetEnvironmentVariable("BingMapsKey", EnvironmentVariableTarget.Process);
//if we can't detect the city in app, let's figure it out!
if (string.IsNullOrWhiteSpace(data.Country) || string.IsNullOrWhiteSpace(data.State) || string.IsNullOrWhiteSpace(data.Town))
{
var reverse = await ServiceManager.GetResponseAsync(new ReverseGeocodeRequest()
{
BingMapsKey = key,
Point = new Coordinate(data.Position.Position.Latitude, data.Position.Position.Longitude),
IncludeEntityTypes = new System.Collections.Generic.List <EntityType>
{
EntityType.CountryRegion,
EntityType.Address,
EntityType.AdminDivision1
}
});
var result1 = reverse.ResourceSets.FirstOrDefault()?.Resources.FirstOrDefault() as BingMapsRESTToolkit.Location;
if (result1 != null)
{
//update the city/state here
data.State = result1.Address.AdminDistrict;
data.Country = result1.Address.CountryRegion;
data.Town = result1.Address.Locality;
}
}
//find the generic lat/long
var r = await ServiceManager.GetResponseAsync(new GeocodeRequest()
{
BingMapsKey = key,
Query = $"{data.Town}, {data.State} {data.Country}"
});
var result2 = r.ResourceSets.FirstOrDefault()?.Resources.FirstOrDefault() as BingMapsRESTToolkit.Location;
var point = result2?.GeocodePoints?.FirstOrDefault()?.GetCoordinate();
if (point != null)
{
data.Position = new Microsoft.Azure.Documents.Spatial.Point(point.Longitude, point.Latitude);
}
else
{
//blank out lat/long
data.Position = new Microsoft.Azure.Documents.Spatial.Point(-122.1306030, 47.6451600);
}
//update cosmos DB here
data.UserPrincipalName = cdaInfo.UserPrincipalName;
data.InsertTime = DateTimeOffset.UtcNow;
#if !DEBUG
var doc = await docClient.CreateDocumentAsync(locationCollectionUri, data);
#endif
return(req.CreateResponse(HttpStatusCode.OK, new
{
greeting = $"Hello {data.UserPrincipalName}, you are in {data.Country} {data.Town}!"
}));
}
public Task LocationUpdate(LocationUpdate locationUpdate)
{
return(Clients.All.SendAsync("location-update", locationUpdate));
}
private void reader_LocationUpdated(object sender, ClientModels.EDLog e)
{
LocationUpdate?.Invoke(this, e.Location);
}
