MyDriving.ViewModel.CurrentTripViewModel.ExecuteStartTrackingTripCommandAsync C# (CSharp) Method

        public async Task ExecuteStartTrackingTripCommandAsync()
        {
            if (IsBusy)
            {
                return;
            }

            try
            {
                if (Geolocator.IsListening)
                {
                    await Geolocator.StopListeningAsync();
                }

				if (Geolocator.IsGeolocationAvailable && (CrossDeviceInfo.Current.Platform == Plugin.DeviceInfo.Abstractions.Platform.iOS || Geolocator.IsGeolocationEnabled))
                {
                    Geolocator.AllowsBackgroundUpdates = true;
                    Geolocator.DesiredAccuracy = 25;

                    Geolocator.PositionChanged += Geolocator_PositionChanged;
                    //every 3 second, 5 meters
                    await Geolocator.StartListeningAsync(3000, 5);
                }
                else
                {
                    Acr.UserDialogs.UserDialogs.Instance.Alert(
                        "Please ensure that geolocation is enabled and permissions are allowed for MyDriving to start a recording.",
                        "Geolocation Disabled", "OK");
                }
            }
            catch (Exception ex)
            {
                Logger.Instance.Report(ex);
            }
        }