Hi. Can I firstly login with Facebook or Twitter SDK and after that login in Backendless with token from Facebook or Twitter?
Something like:
LoginManager.getInstance().registerCallback(callbackManager,
new FacebookCallback<LoginResult>() {
@Override
public void onSuccess(LoginResult loginResult) {
String token = loginResult.getAccessToken().getToken();
Backendless.UserService.loginWithOAuth(context, "facebook", token, new AsyncCallback<BackendlessUser>() {
...
...
}