store username in authbloc

lib/src/auth/auth_bloc.dart

@@ -14,13 +14,15 @@ class AuthBloc extends Bloc<AuthEvent, AuthState> {
   final http.Client client;
 
   String _token;
+  String _username;
 
   AuthBloc(this.client) : super(AuthState.unauthorized()) {
     _log.fine('$this started');
 
     on<Login>((Login event, Emitter<AuthState> emit) async {
       try {
-        await _postLogin(event.username, event.password);
+        _username = event.username;
+        await _postLogin(_username, event.password);
         if (_token != null) emit(AuthState.authorized(_token));
       } on NetworkException catch (e) {
         emit(AuthState.exception(e));
@@ -29,15 +31,19 @@ class AuthBloc extends Bloc<AuthEvent, AuthState> {
 
     on<Logout>((Logout event, Emitter<AuthState> emit) async {
       _token = null;
+      _username = null;
       emit(AuthState.unauthorized());
     });
 
     on<TokenLogin>((TokenLogin event, Emitter<AuthState> emit) async {
       _token = event.token;
+      _username = event.username;
       emit(AuthState.authorized(_token));
     });
   }
 
+  String get username => _username;
+
   @override
   Future<void> close() {
     _log.fine('closing $this');
@@ -54,7 +60,7 @@ class AuthBloc extends Bloc<AuthEvent, AuthState> {
     super.onTransition(transition);
   }
 
-  void tokenLogin(String token) => add(TokenLogin(token));
+  void tokenLogin(String token, String username) => add(TokenLogin(token, username));
 
   Future<void> _postLogin(String user, String password) async {
     _log.finer('_postLogin: $user, $password');

lib/src/auth/auth_events.dart

@@ -19,10 +19,11 @@ class Logout extends AuthEvent {}
 
 class TokenLogin extends AuthEvent {
   final String token;
+  final String username;
 
-  TokenLogin(this.token);
+  TokenLogin(this.token, this.username);
 
-  Map<String, dynamic> get toMap => {'token': token};
+  Map<String, dynamic> get toMap => {'token': token, 'username': username};
 
   @override
   String toString() => '[TokenLogin $toMap]';