improvements & bugfixes

lib/managers/global_values_manager.dart

@@ -1,15 +1,21 @@
 import 'package:camera/camera.dart';
 
 class GlobalValuesManager {
+  static bool _hasBeenInitialized = false;
   static List<CameraDescription> _cameras = [];
 
   static List<CameraDescription> get cameras => [..._cameras];
+  static bool get hasBeenInitialized => _hasBeenInitialized;
 
   static void setCameras(List<CameraDescription> cameras) {
     if (_cameras.isNotEmpty) {
-      throw Exception('Cameras already set');
+      return;
     }
 
     _cameras = cameras;
   }
+
+  static void setHasBeenInitialized(bool hasBeenInitialized) {
+    _hasBeenInitialized = hasBeenInitialized;
+  }
 }

lib/managers/startup_page_manager.dart

@@ -1,19 +0,0 @@
-import 'package:flutter/material.dart';
-import 'package:flutter_secure_storage/flutter_secure_storage.dart';
-import 'package:quid_faciam_hodie/constants/storage_keys.dart';
-import 'package:quid_faciam_hodie/screens/welcome_screen.dart';
-
-const storage = FlutterSecureStorage();
-
-class StartupPageManager {
-  static Future<String> getPage() async =>
-      (await storage.read(key: STARTUP_PAGE_KEY)) ?? WelcomeScreen.ID;
-
-  static Future<void> navigateToNewPage(
-    BuildContext context,
-    String newPageID,
-  ) async {
-    await storage.write(key: STARTUP_PAGE_KEY, value: newPageID);
-    await Navigator.pushReplacementNamed(context, newPageID);
-  }
-}

lib/screens/login_screen.dart

@@ -2,7 +2,7 @@ import 'package:flutter/material.dart';
 import 'package:quid_faciam_hodie/constants/spacing.dart';
 import 'package:quid_faciam_hodie/extensions/snackbar.dart';
 import 'package:quid_faciam_hodie/managers/authentication_manager.dart';
-import 'package:quid_faciam_hodie/screens/main_screen.dart';
+import 'package:quid_faciam_hodie/screens/server_loading_screen.dart';
 import 'package:quid_faciam_hodie/utils/loadable.dart';
 import 'package:supabase_flutter/supabase_flutter.dart';
 
@@ -73,7 +73,7 @@ class _LoginScreenState extends AuthState<LoginScreen> with Loadable {
     }
 
     if (mounted) {
-      Navigator.pushReplacementNamed(context, MainScreen.ID);
+      Navigator.pushReplacementNamed(context, ServerLoadingScreen.ID);
     }
   }
 

lib/screens/server_loading_screen.dart

@@ -25,18 +25,21 @@ class _ServerLoadingScreenState extends State<ServerLoadingScreen> {
   @override
   void initState() {
     super.initState();
-
-    load();
   }
 
   Future<void> load() async {
+    if (!GlobalValuesManager.hasBeenInitialized) {
       GlobalValuesManager.setCameras(await availableCameras());
+
       await Supabase.initialize(
         url: SUPABASE_API_URL,
         anonKey: SUPABASE_API_KEY,
         debug: kDebugMode,
       );
 
+      GlobalValuesManager.setHasBeenInitialized(true);
+    }
+
     final memories = context.read<Memories>();
     final session = Supabase.instance.client.auth.session();
 
@@ -64,21 +67,21 @@ class _ServerLoadingScreenState extends State<ServerLoadingScreen> {
               initialFadeInDelay: Duration.zero,
               fadeInDuration: Duration(seconds: 1),
               fadeOutDuration: Duration(seconds: 1),
-              fadeInDelay: Duration(seconds: 6),
+              fadeInDelay: Duration(seconds: 4),
               fadeOutDelay: Duration.zero,
             ),
             DotAnimation(
               initialFadeInDelay: Duration(seconds: 2),
               fadeInDuration: Duration(seconds: 1),
               fadeOutDuration: Duration(seconds: 1),
-              fadeInDelay: Duration(seconds: 6),
+              fadeInDelay: Duration(seconds: 4),
               fadeOutDelay: Duration.zero,
             ),
             DotAnimation(
               initialFadeInDelay: Duration(seconds: 4),
               fadeInDuration: Duration(seconds: 1),
               fadeOutDuration: Duration(seconds: 1),
-              fadeInDelay: Duration(seconds: 6),
+              fadeInDelay: Duration(seconds: 4),
               fadeOutDelay: Duration.zero,
             ),
             SizedBox(height: SMALL_SPACE),

lib/screens/welcome_screen.dart

@@ -1,6 +1,5 @@
 import 'package:flutter/material.dart';
 import 'package:quid_faciam_hodie/constants/spacing.dart';
-import 'package:quid_faciam_hodie/managers/startup_page_manager.dart';
 import 'package:quid_faciam_hodie/widgets/logo.dart';
 
 import 'grant_permission_screen.dart';
@@ -44,7 +43,7 @@ class WelcomeScreen extends StatelessWidget {
               icon: const Icon(Icons.arrow_right),
               label: const Text('Start'),
               onPressed: () {
-                StartupPageManager.navigateToNewPage(
+                Navigator.pushReplacementNamed(
                   context,
                   GrantPermissionScreen.ID,
                 );

lib/widgets/dot_animation.dart

@@ -59,7 +59,7 @@ class _DotAnimationState extends State<DotAnimation> {
         if (animateIn) {
           // Animate out
           _timer = Timer(widget.fadeOutDelay, () {
-            if (mounted) {
+            if (!mounted) {
               return;
             }
 
@@ -70,7 +70,7 @@ class _DotAnimationState extends State<DotAnimation> {
         } else {
           // Animate in
           _timer = Timer(widget.fadeInDelay, () {
-            if (mounted) {
+            if (!mounted) {
               return;
             }