fix initial load bug

flutter/lib/main.dart

@@ -59,6 +59,7 @@ class SCNApp extends StatelessWidget {
       builder: (context, appTheme, child) => MaterialApp(
         title: 'SimpleCloudNotifier',
         theme: ThemeData(
+          //TODO color settings
           colorScheme: ColorScheme.fromSeed(seedColor: Colors.blue, brightness: appTheme.darkMode ? Brightness.dark : Brightness.light),
           useMaterial3: true,
         ),

flutter/lib/nav_layout.dart

@@ -18,14 +18,6 @@ class SCNNavLayout extends StatefulWidget {
 class _SCNNavLayoutState extends State<SCNNavLayout> {
   int _selectedIndex = 0; // 4 == FAB
 
-  static const List<Widget> _subPages = <Widget>[
-    MessageListPage(),
-    ChannelRootPage(),
-    AccountRootPage(),
-    SettingsRootPage(),
-    SendRootPage(),
-  ];
-
   void _onItemTapped(int index) {
     setState(() {
       _selectedIndex = index;
@@ -47,7 +39,16 @@ class _SCNNavLayoutState extends State<SCNNavLayout> {
         showSearch: _selectedIndex == 0 || _selectedIndex == 1,
         showThemeSwitch: true,
       ),
-      body: _subPages.elementAt(_selectedIndex),
+      body: IndexedStack(
+        children: [
+          MessageListPage(),
+          ChannelRootPage(),
+          AccountRootPage(),
+          SettingsRootPage(),
+          SendRootPage(),
+        ],
+        index: _selectedIndex,
+      ),
       bottomNavigationBar: _buildNavBar(context),
       floatingActionButtonLocation: FloatingActionButtonLocation.centerDocked,
       floatingActionButton: _buildFAB(context),
@@ -57,7 +58,6 @@ class _SCNNavLayoutState extends State<SCNNavLayout> {
   Widget _buildFAB(BuildContext context) {
     return FloatingActionButton(
       onPressed: _onFABTapped,
-      tooltip: 'Increment',
       shape: const RoundedRectangleBorder(borderRadius: BorderRadius.all(Radius.circular(17))),
       elevation: 2.0,
       child: const Icon(FontAwesomeIcons.solidPaperPlaneTop),

flutter/lib/state/globals.dart

@@ -1,6 +1,7 @@
 import 'dart:io';
 
 import 'package:package_info_plus/package_info_plus.dart';
+import 'package:shared_preferences/shared_preferences.dart';
 
 class Globals {
   static final Globals _singleton = Globals._internal();
@@ -18,6 +19,8 @@ class Globals {
   String platform = '';
   String hostname = '';
 
+  late SharedPreferences sharedPrefs;
+
   Future<void> init() async {
     PackageInfo packageInfo = await PackageInfo.fromPlatform();
 
@@ -27,5 +30,7 @@ class Globals {
     this.buildNumber = packageInfo.buildNumber;
     this.platform = Platform.operatingSystem;
     this.hostname = Platform.localHostname;
+
+    this.sharedPrefs = await SharedPreferences.getInstance();
   }
 }

flutter/lib/state/user_account.dart

@@ -3,6 +3,7 @@ import 'package:shared_preferences/shared_preferences.dart';
 import 'package:simplecloudnotifier/api/api_client.dart';
 import 'package:simplecloudnotifier/models/key_token_auth.dart';
 import 'package:simplecloudnotifier/models/user.dart';
+import 'package:simplecloudnotifier/state/globals.dart';
 
 class UserAccount extends ChangeNotifier {
   User? _user;
@@ -37,11 +38,9 @@ class UserAccount extends ChangeNotifier {
     notifyListeners();
   }
 
-  void load() async {
-    final prefs = await SharedPreferences.getInstance();
-
-    final uid = prefs.getString('auth.userid');
-    final tok = prefs.getString('auth.token');
+  void load() {
+    final uid = Globals().sharedPrefs.getString('auth.userid');
+    final tok = Globals().sharedPrefs.getString('auth.token');
 
     if (uid != null && tok != null) {
       setToken(KeyTokenAuth(userId: uid, token: tok));