public override void ViewDidLoad()
{
base.ViewDidLoad();
//Phone Crashed during a Trip in Progress, write data recovered to trip log.
if (fileManager.currentTripInProgress())
{
User currentUser = fileManager.readUserFile();
//Read Data from Recovered File.
int numberOfEvents = fileManager.readDataFromTripEventFile().Length;
fileManager.addDataToTripLogFile(new Trip(fileManager.getDateOfLastPointEnteredInCurrentTrip(), numberOfEvents));
RawGPS rawGPS = new RawGPS();
double totalDistance = rawGPS.convertMetersToKilometers(rawGPS.CalculateDistanceTraveled(new List <CLLocation>(fileManager.readDataFromTripDistanceFile())));
//Update user data
currentUser.updateData(totalDistance, numberOfEvents);
fileManager.updateUserFile(currentUser);
//Clear current trip files
fileManager.clearCurrentTripEventFile();
fileManager.clearCurrentTripDistanceFile();
//Display Alert
new UIAlertView("Trip Data Recovered!", "We detected your phone has shut down during a trip, but good news we managed to recover your data up to that point your phone shut down.", null, "Yay!", null).Show();
}
if (CLLocationManager.Status == CLAuthorizationStatus.NotDetermined)
{
manager.AuthorizationChanged += (sender, e) => {
if (CLLocationManager.Status == CLAuthorizationStatus.Denied)
{
new UIAlertView("Location Services must be enabled to use application!", "We noticed you have disabled location services for this application. Please enable these before continuing. Please enable these before starting a new trip.", null, "OK", null).Show();
}
};
manager.StartUpdatingLocation();
manager.StopUpdatingLocation();
}
else
{
if (CLLocationManager.Status == CLAuthorizationStatus.Denied)
{
new UIAlertView("Location Services must be enabled to use application!", "We noticed you have disabled location services for this application. Please enable these before continuing. Please enable these before starting a new trip.", null, "OK", null).Show();
}
}
}