public GenerateQRcodePage(string merchantAccount, string fullname)
{
InitializeComponent();
GeneratePaymentViewModel account = new GeneratePaymentViewModel();
account.AccountNumber = merchantAccount;
account.FirstName = fullname;
var topupJson = JsonConvert.SerializeObject(account);
(BindingContext as GenerateQRcodeViewModel).QrcodeData = topupJson;
(BindingContext as GenerateQRcodeViewModel).FullName = fullname;
}
private async void ScanToPay()
{
try
{
var cameraStatus = await CrossPermissions.Current.CheckPermissionStatusAsync <CameraPermission>();
if (cameraStatus != PermissionStatus.Granted)
{
cameraStatus = await CrossPermissions.Current.RequestPermissionAsync <CameraPermission>();
}
if (cameraStatus == PermissionStatus.Granted)
{
var scanner = DependencyService.Get <IQrScanningService>();
var result = await scanner.ScanAsync();
if (result != null)
{
GeneratePaymentViewModel QrCodeInfomation = JsonConvert.DeserializeObject <GeneratePaymentViewModel>(result);
if (CheckSum(QrCodeInfomation))
{
string merchantName = QrCodeInfomation.FirstName;
string merchantAccountNumber = QrCodeInfomation.AccountNumber;
decimal amount = QrCodeInfomation.Amount;
string reference = QrCodeInfomation.TransactionReference;
PopupNavigation.PushAsync(new Views.ScanToPayOne(merchantName, merchantAccountNumber, amount, reference));
}
}
}
else
{
await Application.Current.MainPage.DisplayAlert("Sorry", "Can not use QR Scanner with out Camera Permission", "Ok");
}
}
catch (Exception ex)
{
ErrorViewModel errorViewModel = new ErrorViewModel("QR Code ไม่ถูกต้อง", (int)EW_Enumerations.EW_ErrorTypeEnum.Warning);
PopupNavigation.Instance.PushAsync(new Error(errorViewModel));
}
}
