first commit

lib/auth/custom_auth/custom_auth_user_provider.dart

@@ -0,0 +1,18 @@
+import 'package:rxdart/rxdart.dart';
+
+import 'custom_auth_manager.dart';
+
+class NumstationAuthUser {
+  NumstationAuthUser({required this.loggedIn, this.uid});
+
+  bool loggedIn;
+  String? uid;
+}
+
+/// Generates a stream of the authenticated user.
+BehaviorSubject<NumstationAuthUser> numstationAuthUserSubject =
+    BehaviorSubject.seeded(NumstationAuthUser(loggedIn: false));
+Stream<NumstationAuthUser> numstationAuthUserStream() =>
+    numstationAuthUserSubject
+        .asBroadcastStream()
+        .map((user) => currentUser = user);