// Violation of CQS, but we are not master of the Google identifiers...
public async Task <User> ActivateGooglePlusUser(string accessToken)
{
if (accessToken == null)
{
throw new ArgumentNullException(nameof(accessToken));
}
var correlationId = await _googleUserDataService.ActivateGooglePlusUser(accessToken);
var knownUsers = (await _knownUserDataService.FindKnownUserByCorrelationId((char)UserType.GooglePlus, correlationId)).ToList();
if (knownUsers.Count > 1)
{
throw new SecurityException("Google authentication succeeded, but multiple locally known users were found.");
}
if (!knownUsers.Any())
{
throw new SecurityException("Google authentication succeeded, but no known user could be found.");
}
return(_userAdapter.Adapt(knownUsers.Single()));
}
