public void LocateNinjas(Ninja requestor, Action<IEnumerable<Ninja>> ninjasLocated)
{
Task loginTask;
if (String.IsNullOrEmpty(AuthenticationToken))
loginTask = LoginAsync(AuthenticationProvider);
else
loginTask = LoginAsync(AuthenticationToken);
loginTask.ContinueWith(delegate
{
var ninjaTable = NativeClient.GetTable<Ninja>();
ninjaTable.InsertAsync(requestor)
.ContinueWith(insertTask => ninjaTable.ReadAsync())
.ContinueWith(insertTask => ninjasLocated(insertTask.Result.Result), TaskContinuationOptions.AttachedToParent);
}, TaskContinuationOptions.OnlyOnRanToCompletion);
}
protected override void OnNavigatedTo(System.Windows.Navigation.NavigationEventArgs e)
{
base.OnNavigatedTo(e);
if (serviceClient != null) return;
var loginProvider = (MobileServiceAuthenticationProvider) int.Parse(NavigationContext.QueryString["provider"]);
var nickname = NavigationContext.QueryString["nick"];
var group = NavigationContext.QueryString["group"];
this.group.Text = group;
serviceClient = new ServiceClient {AuthenticationProvider = loginProvider};
var me = new Ninja
{
GroupName = group,
NickName = nickname
};
var watcher = new GeoCoordinateWatcher();
watcher.PositionChanged += (sender, args) => {
var lat = /*args.Position.Location.Latitude*/ 55.7091;
var lon = /*args.Position.Location.Longitude*/ 013.1982;
var geoCoordinate = new GeoCoordinate(lat, lon);
map.SetView(geoCoordinate, 6, MapAnimationKind.Linear);
me.Latitude = lat;
me.Longitude = lon;
serviceClient.LocateNinjas(me, ninjas => Dispatcher.BeginInvoke(delegate
{
var children = MapExtensions.GetChildren(map);
foreach (var ninja in ninjas)
{
var ninjaLocation = new GeoCoordinate(ninja.Latitude, ninja.Longitude);
var pushpin = new Pushpin { GeoCoordinate = ninjaLocation, Content = ninja.NickName };
children.Add(pushpin);
}
children.Add(new Pushpin {GeoCoordinate = geoCoordinate, Content = me.NickName, Background = new SolidColorBrush(Colors.Orange) });
}));
watcher.Stop();
};
watcher.Start();
}
public override bool FinishedLaunching(UIApplication app, NSDictionary options)
{
_window = new UIWindow(UIScreen.MainScreen.Bounds);
var welcomeView = new WelcomeView(UIScreen.MainScreen.ApplicationFrame);
_window.AddSubview(welcomeView);
welcomeView.Done += () => {
var rootController = new UINavigationController();
_window.RootViewController = rootController;
var gettingStarted = new GettingStartedViewController();
gettingStarted.Done += () => _locationService.GetCurrentLocation(coordinate => {
var me = new Ninja {
GroupName = gettingStarted.GroupName,
Latitude = coordinate.Latitude,
Longitude = coordinate.Longitude,
NickName = gettingStarted.Nickname
};
NinjaClient = new ServiceClient(gettingStarted) {
AuthenticationProvider = gettingStarted.AuthenticationProvider
};
NinjaClient.LocateNinjas(me, ninjasLocated => InvokeOnMainThread(() => {
rootController.DismissViewController(true, null);
var mapView = new MapViewController(coordinate, ninjasLocated);
mapView.Title = me.GroupName;
rootController.PushViewController(mapView, true);
}));
});
rootController.PresentViewController(gettingStarted, true, null);
};
_window.MakeKeyAndVisible();
return true;
}
public NinjaAnnotation(Ninja ninja)
{
_title = ninja.NickName;
_coordinate = new CLLocationCoordinate2D(ninja.Latitude, ninja.Longitude);
}