Remove loggedIn global variable

Mobile/lib/base/sidemenu.dart

@@ -16,6 +16,7 @@ class SideMenu extends StatefulWidget {
 
 class _SideMenuState extends State<SideMenu> {
   late int _selectedIndex;
+  bool _isLoggedIn = false;
 
  @override
   void initState() {
@@ -30,7 +31,6 @@ class _SideMenuState extends State<SideMenu> {
     prefs.remove('id');
 
     setState(() {
-      loggedIn = false;
       user = null;
     });
 
@@ -46,7 +46,7 @@ class _SideMenuState extends State<SideMenu> {
 
     api.isLoggedIn(context).then((value) {
       setState(() {
-        loggedIn = value; // Update the second variable here
+        _isLoggedIn = value;
       });
     });
   }
@@ -110,7 +110,7 @@ class _SideMenuState extends State<SideMenu> {
               thickness: 2,
               indent: 40,
             ),
-            ...(loggedIn
+            ...(_isLoggedIn
               ? [
                   ListTile(
                     title: const Text('Log out'),

Mobile/lib/base/variables.dart

@@ -1,6 +1,4 @@
 import 'package:mobile/models.dart';
 
 //Global variables
-bool loggedIn = false;
-User? user; 
-
+User? user;

Mobile/lib/editprofile.dart

@@ -47,37 +47,41 @@ class _ProfilePageState extends State<EditProfilePage> {
           const SnackBar(content: Text('Passwords do not match')));
       return;
     }
-      final prefs = await SharedPreferences.getInstance();
-      String? id = prefs.getString('id');
 
-      final response = await api
-        .request(context, api.ApiService.auth, 'PUT', '/api/users', {
+    final prefs = await SharedPreferences.getInstance();
+    String? id = prefs.getString('id');
+
+    if (!mounted) {
+      return;
+    }
+
+    final response = await api.request(context, api.ApiService.auth, 'PUT', '/api/users', {
       'id' : id,
       'username': usernameInput.text,
       'email': emailInput.text,
       'password': passwordInput.text,
     });
 
-          useMAN.log('data');
+    if (!mounted) {
+      return;
+    }
 
+    useMAN.log('data');
 
-      if (response!.isEmpty) {
-        prefs.remove('token');
-          loggedIn = true;
-          user = User(
-            id!,
-            emailInput.text,
-            usernameInput.text,
-            DateTime.now(),
-          );
-        Navigator.of(context).pop(); // Close the dialog
+    if (response != null) {
+      user = User(
+        id!,
+        emailInput.text,
+        usernameInput.text,
+        DateTime.now(),
+      );
 
-      }
-      else{
-        ScaffoldMessenger.of(context).showSnackBar(
-          const SnackBar(content: Text('Something went wrong! Please contact an admin.')),
-        );
-      }
+      Navigator.of(context).pop(); // Close the dialog
+    } else {
+      ScaffoldMessenger.of(context).showSnackBar(
+        const SnackBar(content: Text('Something went wrong! Please contact an admin.')),
+      );
+    }
   }
 
   void _deleteProfile(BuildContext context) {
@@ -101,21 +105,21 @@ class _ProfilePageState extends State<EditProfilePage> {
                 final prefs = await SharedPreferences.getInstance();
                 String? id = prefs.getString('id');
 
-                final response = await api
-                  .request(context, api.ApiService.auth, 'DELETE', '/api/users/$id', null);
+                final response = await api.request(context, api.ApiService.auth, 'DELETE', '/api/users/$id', null);
                 
-                if (response!.isEmpty) {
+                if (response != null) {
                   prefs.remove('token');
-                prefs.remove('id');
-                setState(() {
-                  loggedIn = false;
-                  user = null;
+                  prefs.remove('id');
+
+                  setState(() {
+                    user = null;
                   });
-                Navigator.of(context).pop(); // Close the dialog
-                Navigator.of(context).pop();
-                Navigator.pushReplacementNamed(context, '/register');
-                }
-                else{
+
+                  Navigator.of(context).pop(); // Close the dialog
+                  Navigator.of(context).pop();
+
+                  Navigator.pushReplacementNamed(context, '/register');
+                } else {
                   ScaffoldMessenger.of(context).showSnackBar(
                     const SnackBar(content: Text('Something went wrong! Please contact an admin.')),
                   );
@@ -130,7 +134,7 @@ class _ProfilePageState extends State<EditProfilePage> {
 
   @override
   Widget build(BuildContext context) {
-     return Scaffold(
+    return Scaffold(
       appBar: AppBar(
         title: Text('Edit Profile'),
         leading: IconButton(

Mobile/lib/login.dart

@@ -33,10 +33,6 @@ class _LoginPageState extends State<LoginPage> {
     final prefs = await SharedPreferences.getInstance();
     prefs.setString('token', jsonUser.token);
     prefs.setString('id', jsonUser.id);
- 
-    setState(() {
-      loggedIn == true;
-    });
 
     if (mounted) {
       ScaffoldMessenger.of(context).showSnackBar(const SnackBar(content: Text('Successfully logged in')));

Mobile/lib/profile.dart

@@ -25,13 +25,12 @@ class _ProfilePageState extends State<ProfilePage> {
   }
 
   Future<void> getProfile() async {
-    if (!loggedIn) {
+    if (!await api.isLoggedIn(context)) {
       WidgetsBinding.instance.addPostFrameCallback((_) {
-        ScaffoldMessenger.of(context).showSnackBar(
-          const SnackBar(content: Text('Please log in')),
-        );
+        ScaffoldMessenger.of(context).showSnackBar(const SnackBar(content: Text('Please log in to view this page')));
         Navigator.pushReplacementNamed(context, '/login');
       });
+
       return;
     }