public async Task <Status> SendEmailChangedNoticeAsync(string applicationId, string sendTo, string longCode)
{
if (!IsValidEmailAddress(sendTo))
{
return(NotAnEmailAddress());
}
var link = _urlService.GetCancelChangeLinkUrl(longCode, true);
var fields = GetCustomFields(applicationId);
fields["old_email_address"] = sendTo;
fields["link_validity_hours"] = _passwordlessLoginOptions.CancelEmailChangeTimeWindowHours.ToString();
fields["cancel_email_change_link"] = link;
return(await _emailTemplateService.SendEmailAsync(PasswordlessLoginConstants.EmailTemplates.EmailChangedNotice, sendTo, fields));
}