1var user = firebase.auth().currentUser;
2
3if (user) {
4 // User is signed in.
5} else {
6 // No user is signed in.
7}
8
1In the newest version of firebase_auth:
2
3FirebaseUser has been changed to User
4
5AuthResult has been changed to UserCredential
6
7GoogleAuthProvider.getCredential() has been changed to GoogleAuthProvider.credential()
8
9onAuthStateChanged which notifies about changes to the user's sign-in state was replaced with authStateChanges()
10
11currentUser() which is a method to retrieve the currently logged in user, was replaced with the property currentUser and it no longer returns a Future<FirebaseUser>