private async Task <Result <ValidateAuthenticatorDeviceCommandResult, ErrorData> > Process(ValidateAuthenticatorDeviceCommand request, CancellationToken cancellationToken)
{
//var whenHappened = this._clock.GetCurrentInstant().ToDateTimeUtc();
var currentUserMaybe = this._currentUserService.CurrentUser;
if (currentUserMaybe.HasNoValue)
{
return(Result.Fail <ValidateAuthenticatorDeviceCommandResult, ErrorData>(new ErrorData(ErrorCodes.UserNotFound)));
}
var userMaybe =
await this._userRepository.Find(this._currentUserService.CurrentUser.Value.UserId, cancellationToken);
if (userMaybe.HasNoValue)
{
return(Result.Fail <ValidateAuthenticatorDeviceCommandResult, ErrorData>(new ErrorData(ErrorCodes.UserNotFound)));
}
var user = userMaybe.Value;
var authenticatorDevice = user.AuthenticatorDevices.FirstOrDefault(x =>
request.AuthenticatorAssertionRawResponse.Id.SequenceEqual(x.CredentialId));
if (authenticatorDevice == null)
{
return(Result.Fail <ValidateAuthenticatorDeviceCommandResult, ErrorData>(new ErrorData(ErrorCodes.DeviceNotFound)));
}
var res = await this._fido2.MakeAssertionAsync(request.AuthenticatorAssertionRawResponse, request.AssertionOptions, authenticatorDevice.PublicKey, (uint)authenticatorDevice.Counter, @params => Task.FromResult(true));
authenticatorDevice.UpdateCounter((int)res.Counter);
return(Result.Ok <ValidateAuthenticatorDeviceCommandResult, ErrorData>(new ValidateAuthenticatorDeviceCommandResult(res)));
}
public async Task <Result <ValidateAuthenticatorDeviceCommandResult, ErrorData> > Handle(ValidateAuthenticatorDeviceCommand request, CancellationToken cancellationToken)
{
var result = await this.Process(request, cancellationToken);
var dbResult = await this._userRepository.UnitOfWork.SaveEntitiesAsync(cancellationToken);
if (!dbResult)
{
return(Result.Fail <ValidateAuthenticatorDeviceCommandResult, ErrorData>(new ErrorData(
ErrorCodes.SavingChanges, "Failed To Save Database")));
}
return(result);
}