public async Task<bool> ExecuteDeleteTripCommand(Trip trip)
{
if (IsBusy)
return false;
Logger.Instance.Track("DeleteTrip");
var progress = UserDialogs.Instance.Loading("Deleting Trip...", show: false, maskType: MaskType.Clear);
try
{
var result =
await
UserDialogs.Instance.ConfirmAsync($"Are you sure you want to delete trip: {trip.Name}?",
"Delete trip?", "Delete", "Cancel");
if (!result)
return false;
progress?.Show();
await StoreManager.TripStore.RemoveAsync(trip);
Trips.Remove(trip);
}
catch (Exception ex)
{
Logger.Instance.Report(ex);
}
finally
{
progress?.Dispose();
}
return true;
}
public CurrentTripViewModel()
{
CurrentTrip = new Trip
{
UserId = Settings.Current.UserUID,
Points = new ObservableRangeCollection<TripPoint>()
};
photos = new List<Photo>();
fuelConsumptionRate = 0;
FuelConsumptionUnits = Settings.MetricUnits ? "Liters" : "Gallons";
DistanceUnits = Settings.MetricDistance ? "Kilometers" : "Miles";
ElapsedTime = "0s";
Distance = "0.0";
FuelConsumption = "N/A";
EngineLoad = "N/A";
obdDataProcessor = OBDDataProcessor.GetProcessor();
}
public PastTripsDetailViewModel(Trip trip) : this()
{
Title = trip.Name;
Trip = trip;
}
public async Task<bool> SaveRecordingTripAsync(string name = "")
{
if (IsRecording)
return false;
if (CurrentTrip.Points?.Count < 1)
{
Logger.Instance.Track("Attempt to save a trip with no points!");
return false;
}
IsBusy = true;
var tripId = CurrentTrip.Id;
try
{
if (string.IsNullOrWhiteSpace(name))
{
CurrentTrip.Name = DateTime.Now.ToString("d") + " " + DateTime.Now.ToString("t");
var result = await Acr.UserDialogs.UserDialogs.Instance.PromptAsync(new Acr.UserDialogs.PromptConfig
{
Text = CurrentTrip.Name,
OkText = "OK",
IsCancellable = false,
Title = "Name of Trip",
Message = String.Empty,
Placeholder = String.Empty
});
CurrentTrip.Name = result?.Text ?? string.Empty;
}
else
{
CurrentTrip.Name = name;
}
ProgressDialogManager.LoadProgressDialog("Saving trip...");
if (Logger.BingMapsAPIKey != "____BingMapsAPIKey____")
{
CurrentTrip.MainPhotoUrl =
$"http://dev.virtualearth.net/REST/V1/Imagery/Map/Road/{CurrentPosition.Latitude.ToString(CultureInfo.InvariantCulture)},{CurrentPosition.Longitude.ToString(CultureInfo.InvariantCulture)}/15?mapSize=500,220&key={Logger.BingMapsAPIKey}";
}
else
{
CurrentTrip.MainPhotoUrl = string.Empty;
}
CurrentTrip.Rating = 90;
await StoreManager.TripStore.InsertAsync(CurrentTrip);
foreach (var photo in photos)
{
photo.TripId = CurrentTrip.Id;
await StoreManager.PhotoStore.InsertAsync(photo);
}
CurrentTrip = new Trip { Points = new ObservableRangeCollection<TripPoint>() };
ElapsedTime = "0s";
Distance = "0.0";
FuelConsumption = "N/A";
EngineLoad = "N/A";
OnPropertyChanged(nameof(CurrentTrip));
OnPropertyChanged("Stats");
NeedSave = false;
Logger.Instance.Track("SaveRecording");
return true;
}
catch (Exception ex)
{
Logger.Instance.Report(ex);
}
finally
{
IsBusy = false;
ProgressDialogManager.DisposeProgressDialog();
}
Logger.Instance.Track("SaveRecording failed for trip " + tripId);
return false;
}