Tried to set up auth tokens

I always get invalid token error
when I try to login with mLoginToken type

lib/login.dart

@@ -1,4 +1,5 @@
 import 'package:flutter/material.dart';
+import 'package:matrix/matrix.dart';
 import 'package:provider/provider.dart';
 import 'package:shared_preferences/shared_preferences.dart';
 import 'package:zenith/rooms.dart';
@@ -18,7 +19,7 @@ class _LoginPageState extends State<LoginPage> {
   bool loggingIn = false;
   String failedMessage = '';
 
-  void connectMatrix() async {
+  void login() async {
     setState(() {
       loggingIn = true;
     });
@@ -26,10 +27,22 @@ class _LoginPageState extends State<LoginPage> {
     try {
       final provider =
           Provider.of<ZenithClientProvider>(context, listen: false);
-      await provider.initialize(serverController.text, usernameController.text,
-          passwordController.text);
+      final client = Client("zenith");
+      await client.checkHomeserver(Uri.parse(serverController.text));
+      final result = await client.login(
+        LoginType.mLoginPassword,
+        password: passwordController.text,
+        identifier: AuthenticationUserIdentifier(user: usernameController.text),
+      );
+      provider.setClient(client);
+
+      final prefs = await SharedPreferences.getInstance();
+      prefs.setString("homeserver", serverController.text);
+      prefs.setString("username", usernameController.text);
+      prefs.setString("accessToken", result.accessToken);
+      prefs.setString("refreshToken", result.refreshToken ?? "");
     } catch (error) {
-      print("Error signing in $error");
+      print(error);
       setState(() {
         failedMessage = error.toString();
         loggingIn = false;
@@ -47,11 +60,6 @@ class _LoginPageState extends State<LoginPage> {
       });
     }
 
-    final prefs = await SharedPreferences.getInstance();
-    prefs.setString("homeserver", serverController.text);
-    prefs.setString("username", usernameController.text);
-    prefs.setString("password", passwordController.text);
-
     if (!mounted) return;
     Navigator.pushAndRemoveUntil(
         context,
@@ -92,7 +100,7 @@ class _LoginPageState extends State<LoginPage> {
                     controller: passwordController,
                     decoration: const InputDecoration(labelText: 'Password'),
                     obscureText: true,
-                    onFieldSubmitted: (value) => connectMatrix(),
+                    onFieldSubmitted: (value) => login(),
                   ),
                   Text(failedMessage,
                       style: Theme.of(context).textTheme.headlineSmall)
@@ -101,7 +109,7 @@ class _LoginPageState extends State<LoginPage> {
             ),
           ),
           floatingActionButton: FloatingActionButton(
-            onPressed: loggingIn ? null : connectMatrix,
+            onPressed: loggingIn ? null : login,
             tooltip: 'Log in',
             child: loggingIn
                 ? const CircularProgressIndicator()

lib/main.dart

@@ -37,22 +37,35 @@ class MyHomePage extends StatefulWidget {
 }
 
 class _MyHomePageState extends State<MyHomePage> {
-  bool savedCreds = false;
+  bool showRooms = false;
+  String errorMessage = "";
 
   void getCreds() async {
     final prefs = await SharedPreferences.getInstance();
     final homeserver = prefs.getString("homeserver");
     final username = prefs.getString("username");
-    final password = prefs.getString("password");
+    final accessToken = prefs.getString("accessToken");
+    final refreshToken = prefs.getString("refreshToken");
 
-    if (homeserver == null || username == null || password == null) return;
-    setState(() {
-      savedCreds = true;
-    });
+    if (homeserver == null || username == null || accessToken == null) return;
 
     if (!mounted) return;
     final provider = Provider.of<ZenithClientProvider>(context, listen: false);
-    await provider.initialize(homeserver, username, password);
+    final client = Client("zenith");
+
+    try {
+      await client.checkHomeserver(Uri.parse(homeserver));
+      await client.login(LoginType.mLoginToken, token: accessToken);
+      provider.setClient(client);
+      setState(() {
+        showRooms = true;
+      });
+    } catch (error) {
+      print(error);
+      setState(() {
+        errorMessage = error.toString();
+      });
+    }
   }
 
   @override
@@ -63,10 +76,9 @@ class _MyHomePageState extends State<MyHomePage> {
 
   @override
   Widget build(BuildContext context) {
-    if (!savedCreds) {
-      return const LoginPage();
-    } else {
+    if (showRooms)
       return const RoomsPage();
-    }
+    else
+      return const LoginPage();
   }
 }

lib/rooms.dart

@@ -14,6 +14,8 @@ class RoomsPage extends StatefulWidget {
 }
 
 class _RoomsPageState extends State<RoomsPage> {
+  bool loadingRooms = true;
+
   @override
   void initState() {
     super.initState();
@@ -79,7 +81,13 @@ class _RoomsPageState extends State<RoomsPage> {
         padding: const EdgeInsets.all(16.0),
         child: Center(child: Consumer<ZenithClientProvider>(
           builder: (context, provider, child) {
-            if (provider.loading)
+            provider.client.roomsLoading?.then((value) {
+              setState(() {
+                loadingRooms = false;
+              });
+            });
+
+            if (provider.client.roomsLoading != null && loadingRooms)
               return const CircularProgressIndicator();
             else
               return ListView.builder(

lib/zenith_client_provider.dart

@@ -3,28 +3,11 @@ import 'package:matrix/matrix.dart';
 
 class ZenithClientProvider extends ChangeNotifier {
   late Client _client;
-  bool _loading = true;
 
   Client get client => _client;
 
-  bool get loading => _loading;
-
-  Future<void> initialize(
-      String homeserver, String username, String password) async {
-    _loading = true;
-    _client = Client("zenith");
-    try {
-      print("Checking homeserver...");
-      await client.checkHomeserver(Uri.parse(homeserver));
-      print("Logging in...");
-      await client.login(LoginType.mLoginPassword,
-          identifier: AuthenticationUserIdentifier(user: username),
-          password: password);
-      await client.roomsLoading;
-      await client.accountDataLoading;
-    } finally {
-      _loading = false;
-    }
+  void setClient(Client value) {
+    _client = value;
     notifyListeners();
   }
 }