public async Task <ActionResult> LinkLoginCallback()
{
var user = await GetCurrentUserAsync();
if (user == null)
{
return(View("Error"));
}
var info = await _signInManager.GetExternalLoginInfoAsync(await _userManager.GetUserIdAsync(user));
if (info == null)
{
return(RedirectToAction(nameof(ManageLogins), new { Message = ManageMessageId.Error }));
}
var result = await _userManager.AddLoginAsync(user, info);
var message = result.Succeeded ? ManageMessageId.AddLoginSuccess : ManageMessageId.Error;
return(RedirectToAction(nameof(ManageLogins), new { Message = message }));
}
