public async void SaveEvent(object sender, RoutedEventArgs e)
{
try {
if(Activity.Text=="")
{
InvalidInput();
return;
}
Info data = new Info()
{
UserId = (++App.i).ToString(),
Activity = Activity.Text.Trim(),
Lat = pin.Location.Position.Latitude,
Long = pin.Location.Position.Longitude,
Interested = 1
};
var DataBase = new ParseObject("Activities");
DataBase["UserID"] = data.UserId.ToString();
DataBase["Interested"] = data.Interested;
DataBase["Activity"] = data.Activity;
DataBase["Location"] = new ParseGeoPoint(data.Lat, data.Long);
await DataBase.SaveAsync();
Frame.Navigate(typeof(Nearby));
}
catch(Exception ex)
{
Message.Text = ex.Message;
}
}
protected override void OnNavigatedTo(NavigationEventArgs e)
{
info = e.Parameter as Info;
ActivityName.Text = info.Activity;
UpFor.Text = info.Interested.ToString() + " people are up for this!";
BasicGeoposition upos = new BasicGeoposition() { Latitude = info.Lat, Longitude = info.Long };
Map.Center = new Geopoint(upos);
Map.ZoomLevel = 15;
Map.LandmarksVisible = true;
MapIcon pin = new MapIcon();
pin.Location = new Geopoint(upos);
pin.NormalizedAnchorPoint = new Point(0.5, 1.0);
Map.MapElements.Add(pin);
Windows.Phone.UI.Input.HardwareButtons.BackPressed += App.HardwareButtons_BackPressed;
}
/// <summary>
/// Invoked when this page is about to be displayed in a Frame.
/// </summary>
/// <param name="e">Event data that describes how this page was reached.
/// This parameter is typically used to configure the page.</param>
protected async override void OnNavigatedTo(NavigationEventArgs e)
{
bool isConnected = NetworkInterface.GetIsNetworkAvailable();
if (!isConnected)
{
await new MessageDialog("No internet connection is avaliable. The full functionality of the app isn't avaliable.").ShowAsync();
Application.Current.Exit();
}
Geolocator geolocator = new Geolocator();
Geoposition pos = await geolocator.GetGeopositionAsync();
var geo = new ParseGeoPoint(pos.Coordinate.Point.Position.Latitude, pos.Coordinate.Point.Position.Longitude);
try {
ParseQuery<ParseObject> query = ParseObject.GetQuery("Activities")
.WhereWithinDistance("Location", geo, ParseGeoDistance.FromMiles(10)).OrderByDescending("Interested");
IEnumerable<ParseObject> nearbyLocations = await query.FindAsync();
List<Info> users = new List<Info>();
foreach (var item in nearbyLocations)
{
Info variable = new Info();
variable.Activity = item.Get<String>("Activity");
variable.Interested = item.Get<int>("Interested");
variable.ObjID = item.ObjectId;
ParseGeoPoint point = item.Get<ParseGeoPoint>("Location");
variable.Lat = point.Latitude;
variable.Long = point.Longitude;
users.Add(variable);
}
Activities.ItemsSource = users;
}
catch(Exception ex)
{
Heading.Text = ex.Message;
}
Windows.Phone.UI.Input.HardwareButtons.BackPressed += App.HardwareButtons_BackPressed;
}