private async Task GetUserHives(string uid)
{
if (Connectivity.NetworkAccess != NetworkAccess.Internet)
{
await _pageDialogService.DisplayAlertAsync("No Internet", "Please check your internet connection and try again.", "Ok");
return;
}
var userHives = await _firebaseHelper.GetAllUserHives(uid);
if (Pins.Any())
{
Pins.Clear();
}
foreach (var hive in userHives)
{
Pins.Add(new Pin()
{
Label = hive.HiveName,
Position = new Position(hive.HiveLocation.Latitude, hive.HiveLocation.Longitude),
Icon = BitmapDescriptorFactory.FromBundle("map_pin.png"),
IsDraggable = true
});
}
}
private void ULPins_CollectionChanged(object sender, System.Collections.Specialized.NotifyCollectionChangedEventArgs e)
{
Pushpin[] temp = this.Children.Cast <object>().Where(p => p is Pushpin).Cast <Pushpin>().ToArray().Clone() as Pushpin[];
if (e.OldItems != null)
{
//foreach (UserLocation ul in e.OldItems)
// this.Children.Remove(temp.FirstOrDefault(p => p.ToolTip == ul.Name));
clearPins();
foreach (var pin in temp)
{
if (e.OldItems.Cast <UserLocation>().Any(p => p.Name == (string)((ToolTip)pin?.ToolTip)?.Content))
{
continue;
}
Pushpin np = new Pushpin()
{
Location = pin.Location, Content = pin.Content
};
np.ToolTip = pin.ToolTip;
this.Children.Add(np);
}
}
if (e.Action == System.Collections.Specialized.NotifyCollectionChangedAction.Reset)
{
foreach (Pushpin pin in temp)
{
if (!Pins?.Any(p => p.Location == pin.Location) ?? false)
{
this.Children.Remove(pin);
}
}
}
//Add the new pushpins
if (e.NewItems != null)
{
foreach (UserLocation ul in e.NewItems)
{
Pushpin np = new Pushpin()
{
Location = ul.Pin.Location, Content = Tools.CreateIcon(MaterialDesignThemes.Wpf.PackIconKind.Star)
};
np.ToolTip = Tools.CreateTootip(ul.Name);
this.Children.Add(np);
}
}
this.UpdateLayout();
}
public void UpsertPin(Pin pPin)
{
// TODO make this cleaner
bool doesPinExist = Pins.Any(pin => pin.PinId == pPin.PinId);
if (!doesPinExist)
{
Pins.Add(pPin);
}
else
{
Pins[Pins.FindIndex(pin => pin.PinId == pPin.PinId)] = pPin;
}
}
public bool HasExecutePins()
{
return(Pins.Any(x => x.WrappedType == typeof(NodePinTypeExecute)));
}
public Page2ViewModel()
{
_inInfoWindowsClickCommand =
new Command <IMapPin>(pin => Debug.WriteLine($"The Pin {pin.Title} Info Window has been click"));
_changeMapTypeCommand =
new Command <MapType>(m => MapDisplayType = m);
_addPinCommand =
new Command(AddPin, o => _allPins.Any());
_removePinCommand =
new Command(RemovePin, o => Pins.Any());
_moveToRegionCommand =
new Command(() => Map.MoveToRegion(new MapRegion(new Position(47.389097, 8.517756), 400)));
_addPolylineCommand =
new Command(AddPolyline, o => _allPolylines.Any());
_removePolylineCommand =
new Command(RemovePolyline, o => Overlays.Any());
_selectCommand =
new Command <int>(SetSelectedItem, (arg) => Pins.Count > 0);
_clearSelectionCommand =
new Command(() => SelectedItem = null);
_moveToUserLocationcommand =
new Command(() => Map.MoveToUserLocation(false));
_visibleRegionChangedCommand =
new Command <MapRegion>((region) => RegionChanged(region));
_allPins = new LinkedList <IMapPin>(
new[]
{
new MapPin
{
Title = "Brändlen",
Location = new Position(46.904829, 8.409724),
Color = Color.Red
},
new MapPin
{
Title = "Wolfenschiessen",
Snippet = "... nothing to see here",
Location = new Position(46.905180, 8.398110),
Color = Color.Blue
},
new MapPin
{
Title = "Klewenalp",
Location = new Position(46.939898, 8.475217),
Color = Color.Fuchsia,
},
new MapPin
{
Title = "Beckenried NW",
Location = new Position(46.963876, 8.482078),
Color = Color.Green,
},
new MapPin
{
//Title = "Zürich",
//Snippet = "It's awesome",
Location = new Position(47.3667, 8.5500),
Image = "pin_icon",
SelectedImage = "pin_icon_active",
Anchor = new Point(0.5, 1)
},
new MapPin
{
Title = "fivenine",
Snippet = "fivenine GmbH",
Location = new Position(47.389097, 8.517756),
Image = "pin_icon",
SelectedImage = "pin_icon_active",
Anchor = new Point(0.5, 1),
Draggable = true
},
});
Pins = new ObservableCollection <IMapPin>();
_allPolylines = new LinkedList <IMapOverlay>();
var polyline = new PolylineOverlay();
foreach (var pin in _allPins)
{
polyline.Add(pin.Location);
}
_allPolylines.AddLast(polyline);
Overlays = new ObservableCollection <IMapOverlay>();
Overlays.Add(new CircleOverlay
{
Location = new Position(47.389097, 8.517756),
Radius = 400,
Color = Color.Navy.MultiplyAlpha(0.2),
FillColor = Color.Blue.MultiplyAlpha(0.2)
});
// Add some sample pins
AddPin(null);
AddPin(null);
// Add some polylines
AddPolyline(null);
SelectedItem = Pins.LastOrDefault();
}
