public async Task <IActionResult> SigninExternalCallback(string returnUrl)
{
var signinInfo = await _signInService.GetExternalLoginInfoAsync();
if (signinInfo != null)
{
var signInResult = await _signInService.ExternalLoginSignInAsync(signinInfo.LoginProvider, signinInfo.ProviderKey, isPersistent : false, bypassTwoFactor : true);
if (signInResult.Succeeded)
{
return(LocalRedirect(returnUrl ?? Url.Action("Index", "Home", new { area = "Portal" })));
}
else
{
var email = signinInfo.Principal.FindFirstValue(ClaimTypes.Email);
if (!string.IsNullOrWhiteSpace(email))
{
var member = await _userService.FindByEmailAsync(email);
if (member != null)
{
var result = await _userService.AddLoginAsync(member, signinInfo);
if (result.Succeeded)
{
await _signInService.SignInAsync(member, isPersistent : false);
return(LocalRedirect(returnUrl ?? Url.Action("Index", "Home", new { area = "Portal" })));
}
}
else
{
var firstName = signinInfo.Principal.FindFirstValue(ClaimTypes.GivenName);
var lastName = signinInfo.Principal.FindFirstValue(ClaimTypes.Surname);
var phoneNumber = signinInfo.Principal.FindFirstValue(ClaimTypes.MobilePhone);
member = new User
{
FirstName = firstName,
LastName = lastName,
Email = email,
EmailConfirmed = true,
PhoneNumber = phoneNumber,
};
await _userService.GenerateUserCodeAsync(member);
await _userService.GenerateUserNameAsync(member);
await PrepareStoreAsync(member);
var result = await _userService.CreateAsync(member, Guid.NewGuid().ToString());
if (result.Succeeded)
{
result = await _userService.AddToRolesAsync(member, new[] { RoleNames.Seller, RoleNames.Customer });
if (result.Succeeded)
{
result = await _userService.AddLoginAsync(member, signinInfo);
if (result.Succeeded)
{
await _signInService.SignInAsync(member, isPersistent : false);
return(LocalRedirect(returnUrl ?? Url.Action("Index", "Home", new { area = "Portal" })));
}
}
}
}
}
TempData.AddAlert(AlertMode.Notify, AlertType.Error, "Signin failed, Please try another signin provider.");
}
}
else
{
TempData.AddAlert(AlertMode.Notify, AlertType.Error, "Signin failed, No external signin information was found.");
}
return(RedirectToAction(nameof(Signin)));
}
