public async Task SetupInit()
{
if (!await LetLocationStart())
{
MessengerService.Toast(this, "Unable to get current location", true);
}
MapDrawer.MoveCameraZoom(CurrentLocation, 8);
try
{
var path = DatabaseService.GetInstance().GetClosestRiver();
if (path.Points != null)
{
MapDrawer.DrawLine(path.Points.ToArray());
var launchSites = from p in DatabaseService.GetInstance().Points where p.RiverId == DatabaseService.GetInstance().ClosestRiverId&& p.IsLaunchSite select p;
foreach (var site in launchSites)
{
MapDrawer.DrawMarker(site);
}
}
else
{
MessengerService.Toast(this, "Failed to get nearest river", true);
}
}
catch (Exception)
{
MessengerService.Toast(this, "Failed to get nearest river", true);
}
}
public void StartTrip()
{
if (!CanStart)
{
MessengerService.Toast(this, "Invalid trip data", true);
return;
}
ShowViewModel <MapViewModel>(new MapParameters()
{
InitMode = MapInitModes.TripStart, StartId = Trip.StartId, EndId = Trip.EndId, Set = true
});
}
public bool OnMarkerClick(Marker marker)
{
try
{
var id = int.Parse(marker.Snippet);
ViewModel.SelectedMarker = DatabaseService.GetInstance().GetPoint(id);
marker.ShowInfoWindow();
return(true);
}
catch (Exception)
{
MessengerService.Toast(this, "Failed to get id of marker", true);
}
return(false);
}
public async Task LetDBSetup()
{
var times = 0;
while (!DatabaseService.GetInstance().IsReady)
{
if (times == 20)
{
MessengerService.Toast(this, "DB not updating. Consider restarting app", false);
}
await Task.Delay(TimeSpan.FromMilliseconds(300));
times++;
}
}
public void SetupTripStart()
{
if (StartPoint.Id == int.MaxValue || EndPoint.Id == int.MaxValue)
{
MessengerService.Toast(this, "Start or end value not valid", true);
}
else
{
StartPoint = DatabaseService.GetInstance().GetPoint(StartPoint.Id);
EndPoint = DatabaseService.GetInstance().GetPoint(EndPoint.Id);
var current = LocationService.GetInstance().CurrentLocation;
MapDrawer.DrawMarker(StartPoint);
MapDrawer.DrawMarker(EndPoint);
MapDrawer.MoveCamera(current);
MapDrawer.AnimateCameraBounds(new[] { StartPoint, EndPoint, current });
MapDrawer.DrawLine(StartPoint, EndPoint);
}
}
public void Estimate()
{
if (_startPoint != null && _endPoint != null)
{
if (_startPoint.RiverId == _endPoint.RiverId)
{
var trip = PlanService.GetInstance().EstimateTrip(_startPoint.Id, _endPoint.Id, _startPoint.RiverId);
if (trip != null)
{
if (Trips == null)
{
Trips = new ObservableCollection <TripEstimate>();
}
Trips.Add(trip);
RaisePropertyChanged(() => Trips);
}
}
else
{
MessengerService.Toast(this, "River Ids don't match", true);
}
}
}
private void Navigate(int itemId)
{
((MainActivity)Activity).DrawerLayout.CloseDrawers();
//TODO: check if navigate delay is necessary
//await Task.Delay (TimeSpan.FromMilliseconds (250));
switch (itemId)
{
case Resource.Id.nav_map:
ViewModel.ShowViewModelAndroid(typeof(MapViewModel));
break;
case Resource.Id.nav_preferences:
ViewModel.ShowViewModelAndroid(typeof(PreferencesViewModel));
break;
case Resource.Id.nav_helpfeedback:
ViewModel.ShowViewModelAndroid(typeof(HelpFeedbackViewModel));
break;
case Resource.Id.nav_plan:
ViewModel.ShowViewModelAndroid(typeof(PlanViewModel));
break;
case Resource.Id.nav_recent:
ViewModel.ShowViewModelAndroid(typeof(RecentViewModel));
break;
case Resource.Id.nav_points:
ViewModel.ShowViewModelAndroid(typeof(PointViewModel));
break;
default:
MessengerService.Toast(this, "Invalid navigation!", true);
break;
}
}
public void AdjustForLocation(Point point)
{
switch (InitMode)
{
case MapInitModes.Init:
break;
case MapInitModes.TripStart:
var dist = PBUtilities.DistanceInMeters(point, StartPoint);
if (dist > 50)
{
SubBarText = "Proceed to start point";
}
else
{
SubBarText = "At start";
}
break;
default:
MessengerService.Toast(this, "Map init mode not set", true);
break;
}
}