public virtual async Task <AuthEventEnum> VerifyNewEmailAsync(string newEmail)
{
if (CurrentChallenge != AuthChallengeEnum.NewEmail)
{
return(AuthEventEnum.Alert_VerifyCalledButNoChallengeFound);
}
if (!CheckEmailFormat(newEmail))
{
return(AuthEventEnum.Alert_EmailFormatRequirementsFailed);
}
try
{
switch (CurrentAuthProcess)
{
case AuthProcessEnum.UpdatingEmail:
if (!IsSignedIn)
{
return(AuthEventEnum.Alert_NeedToBeSignedIn);
}
// Get the current values on the server.
// This step may throw an exception in RefreshUserDetailsAsync. There seems to be
// no way to recover from this other than retry or abandon the process. Let the
// calling class figure out what is right for their usecase.
AuthEventEnum refreshUserDetailsResult = await RefreshUserDetailsAsync().ConfigureAwait(false);
if (refreshUserDetailsResult != AuthEventEnum.Alert_RefreshUserDetailsDone)
{
return(AuthEventEnum.Alert_CantRetrieveUserDetails);
}
// make sure the values are different
if (this.email.Equals(newEmail)) //todo - check
{
return(AuthEventEnum.Alert_EmailAddressIsTheSame);
}
// Update the user email on the server
// This may throw an exception in the UpdateAttributesAsync call.
var attributes = new Dictionary <string, string>()
{
{ "email", newEmail }
};
// Cognito sends a auth code when the Email attribute is changed
await CognitoUser.UpdateAttributesAsync(attributes).ConfigureAwait(false);
AuthChallengeList.Remove(AuthChallengeEnum.NewEmail);
IsEmailVerified = true;
return(await NextChallenge());
default:
return(AuthEventEnum.Alert_InternalProcessError);
}
}
catch (TooManyRequestsException) { return(AuthEventEnum.Alert_TooManyAttempts); }
catch (TooManyFailedAttemptsException) { return(AuthEventEnum.Alert_TooManyAttempts); }
catch (Exception e)
{
Debug.WriteLine($"UpdateEmail() threw an exception {e}");
return(AuthEventEnum.Alert_Unknown);
}
}