public async Task <IActionResult> OnPostAsync(CancellationToken ct, string returnUrl = null)
{
if (ModelState.IsValid)
{
var user = new VmsUser
{
UserName = Input.Email,
Email = Input.Email,
};
var isFirstUser = !await _userManager.Users.AnyAsync(ct);
var result = await _userManager.CreateAsync(user, Input.Password);
if (result.Succeeded)
{
_logger.LogInformation("New user created.");
var code = await _userManager.GenerateEmailConfirmationTokenAsync(user);
var callbackUrl = Url.Page(
"/ConfirmEmail",
pageHandler: null,
values: new { userId = user.Id, code = code },
protocol: Request.Scheme);
await _emailSender.SendEmailAsync(Input.Email, "Confirm your email",
$"Please confirm your account by <a href='{HtmlEncoder.Default.Encode(callbackUrl)}'>clicking here</a>.");
var addClaimResult = await _userManager.AddClaimAsync(user, new Claim(ClaimTypes.Role, "admin"));
if (!addClaimResult.Succeeded)
{
// TODO: something went wrong, handle it!
}
await _signInManager.SignInAsync(user, isPersistent : false);
if (string.IsNullOrWhiteSpace(returnUrl))
{
return(LocalRedirect("~/"));
}
else
{
return(Redirect(returnUrl));
}
}
foreach (var error in result.Errors)
{
ModelState.AddModelError(string.Empty, error.Description);
}
}
// If we got this far, something failed, redisplay form
return(Page());
}
private async Task LoadSharedKeyAndQrCodeUriAsync(VmsUser user)
{
// Load the authenticator key & QR code URI to display on the form
var unformattedKey = await _userManager.GetAuthenticatorKeyAsync(user);
if (string.IsNullOrEmpty(unformattedKey))
{
await _userManager.ResetAuthenticatorKeyAsync(user);
unformattedKey = await _userManager.GetAuthenticatorKeyAsync(user);
}
SharedKey = FormatKey(unformattedKey);
var email = await _userManager.GetEmailAsync(user);
QrCode = _qrCodeGenerator.Generate(GenerateQrCodeUri(email, unformattedKey));
}