public static async Task <bool> AddParkedInfo(ParkedInfo parkInfo)
{
try
{
await firebase
.Child("ParkedInfo")
.PostAsync(new ParkedInfo()
{
username = parkInfo.username, parkingLotName = parkInfo.parkingLotName, parkinglotNum = parkInfo.parkinglotNum, TimeEntered = parkInfo.TimeEntered
});
return(true);
}
catch { return(false); }
}
private async void Scan_Clicked(object sender, EventArgs e)
{
ls.IsRunning = true;
Scan.IsEnabled = false;
try
{
var scanner = DependencyService.Get <IQrScanningService>();
var result = await scanner.ScanAsync();
if (result != null)
{
string test = result;
var alreadyScanned = await FirebaseHelper.GetParkRecord(result.Substring(0, 1), result.Substring(0, result.Length));
var record = await FirebaseHelper.GetParkRecord(App.UserName);
if (record == null && alreadyScanned == null)
{
ParkedInfo parkingSlot = new ParkedInfo()
{
parkingLotName = result.Substring(0, 1),
parkinglotNum = result.Substring(0, result.Length),
username = App.UserName,
TimeEntered = DateTime.Now
};
var parkingLot = await FirebaseHelper.GetParkingLot(result.Substring(0, 1));
if (parkingLot != null)
{
parkingLot.currentCount++;
await FirebaseHelper.UpdateParkingLotInfo(parkingLot);
}
await FirebaseHelper.AddParkedInfo(parkingSlot);
ls.IsRunning = false;
Scan.IsEnabled = true;
await App.Current.MainPage.DisplayAlert("", "Car is now Parked!", "OK");
}
else
{
if (result != null)
{
var parkingLot = await FirebaseHelper.GetParkingLot(result.Substring(0, 1));
if (parkingLot != null)
{
parkingLot.currentCount--;
await FirebaseHelper.UpdateParkingLotInfo(parkingLot);
}
await FirebaseHelper.DeleteParkedRecord(App.UserName);
ls.IsRunning = false;
Scan.IsEnabled = true;
await App.Current.MainPage.DisplayAlert("", "Car is now Unparked!", "OK");
}
else
{
ls.IsRunning = false;
Scan.IsEnabled = true;
await App.Current.MainPage.DisplayAlert("", "Lot is taken!", "OK");
}
}
}
}
catch
{
ls.IsRunning = false;
Scan.IsEnabled = true;
}
}
