/// <summary>
/// Resend one-time-pin
/// </summary>
public async Task <SendPinDto> ResendPinAsync(ResendPinInput input)
{
var otp = await _otpStorage.GetAsync(input.OperationId);
if (otp == null)
{
throw new UserFriendlyException("OTP not found, try to request a new one");
}
if (otp.ExpiresOn < DateTime.Now)
{
throw new UserFriendlyException("OTP has expired, try to request a new one");
}
// note: we ignore _otpSettings.IgnoreOtpValidation here, the user pressed `resend` manually
// send otp
var sendTime = DateTime.Now;
try
{
await SendInternal(otp);
}
catch (Exception e)
{
await _otpStorage.UpdateAsync(input.OperationId, newOtp =>
{
newOtp.SentOn = sendTime;
newOtp.SendStatus = OtpSendStatus.Failed;
newOtp.ErrorMessage = e.FullMessage();
return(Task.CompletedTask);
});
}
// extend lifetime
var lifeTime = input.Lifetime ?? _otpSettings.DefaultLifetime;
var newExpiresOn = DateTime.Now.AddSeconds(lifeTime);
await _otpStorage.UpdateAsync(input.OperationId, newOtp =>
{
newOtp.SentOn = sendTime;
newOtp.SendStatus = OtpSendStatus.Sent;
newOtp.ExpiresOn = newExpiresOn;
return(Task.CompletedTask);
});
// return response
var response = new SendPinDto
{
OperationId = otp.OperationId,
SentTo = otp.SendTo
};
return(response);
}
/// <summary>
/// Send one-time-pin
/// </summary>
public async Task <SendPinDto> SendPinAsync(SendPinInput input)
{
if (string.IsNullOrWhiteSpace(input.SendTo))
{
throw new Exception($"{input.SendTo} must be specified");
}
// generate new pin and save
var otp = new OtpDto()
{
OperationId = Guid.NewGuid(),
Pin = _otpGenerator.GeneratePin(),
SendTo = input.SendTo,
SendType = input.SendType,
RecipientId = input.RecipientId,
RecipientType = input.RecipientType,
ActionType = input.ActionType,
};
// send otp
if (_otpSettings.IgnoreOtpValidation)
{
otp.SendStatus = OtpSendStatus.Ignored;
}
else
{
try
{
otp.SentOn = DateTime.Now;
await SendInternal(otp);
otp.SendStatus = OtpSendStatus.Sent;
}
catch (Exception e)
{
otp.SendStatus = OtpSendStatus.Failed;
otp.ErrorMessage = e.FullMessage();
}
}
// set expiration and save
var lifeTime = input.Lifetime ?? _otpSettings.DefaultLifetime;
if (lifeTime == 0)
{
lifeTime = OtpSettingProvider.DefaultLifetime;
}
otp.ExpiresOn = DateTime.Now.AddSeconds(lifeTime);
await _otpStorage.SaveAsync(otp);
// return response
var response = new SendPinDto
{
OperationId = otp.OperationId,
SentTo = otp.SendTo
};
return(response);
}