public async Task <IdentityResult> PrepareSendVerifyEmailMessage(User user)
{
var currentUser = await FindByIdAsync(user.Id);
var now = DateTimeOffset.UtcNow;
var expire = now.AddMinutes(3);
var hashedEmail = passwordHasher.HashPassword(currentUser, currentUser.Email);
var code = valueGenerator.GetRandomString(13);
var hashedCode = passwordHasher.HashPassword(currentUser, code);
var verifyEmail = new UserVerifyCode
{
Email = hashedEmail,
Code = hashedCode,
CreatedAt = DateTimeOffset.UtcNow,
UserId = currentUser.Id,
Expire = expire,
};
blogDbContext.UserVerifyCodes.Add(verifyEmail);
try
{
await blogDbContext.SaveChangesAsync();
await SendVerifyEmailMessage(currentUser, verifyEmail);
return(IdentityResult.Success);
}
catch (Exception ex)
{
return(ProcessException(ex));
}
}
public async Task <IdentityResult> SendVerifyEmailMessage(User user, UserVerifyCode userVerifyCode)
{
var to = new List <EmailAddressInfo> {
new EmailAddressInfo {
Address = user.Email,
DisplayName = user.DisplayName,
}
};
var url = $"{GetBaseUrl()}/verifyemail?email={userVerifyCode.Email}&code={userVerifyCode.Code}";
var subject = $"Verify your email address ";
var body = $@"<h1>Verify Email Address</h1>
<p>Please navigate below link.</p>
<a href=""{ url }"">Verify email</a>
<p>Please copy below url and paste address window on your web browser when may be unavailable navigating a link.</p>
<pre><code>${ url }</code></pre>
<p> These link are valid until {String.Format("{0:yyyy-MM-dd HH:mm:ss} UTC", userVerifyCode.Expire)}</p>
<hr />
<p> Please do not reply this email.</p> ";
var result = await mailSender.SendAsync(to, null, null, subject, body, true);
if (result.Success)
{
return(IdentityResult.Success);
}
else
{
logger.LogDebug($"SEND MAIL FAILED. {result.Description}");
return(IdentityResult.Failed(new IdentityError
{
Code = result.ErrorCode,
Description = result.Description
}));
}
}