add settings menu and saldo settings

Co-authored-by: SimonFJ20 <simonfromjakobsen@gmail.com>

mobile/lib/pages/home_page.dart

@@ -1,7 +1,8 @@
 import 'package:flutter/material.dart';
-import 'package:mobile/pages/log_in_page.dart';
+import 'package:mobile/pages/settings_page.dart';
 import 'package:mobile/repos/user.dart';
 import 'package:mobile/utils/price.dart';
+import 'package:provider/provider.dart';
 
 class HomePage extends StatelessWidget {
   final User user;
@@ -17,7 +18,13 @@ class HomePage extends StatelessWidget {
             children: [
               Container(
                   margin: const EdgeInsets.only(right: 10),
-                  child: const SettingsMenu()),
+                  child: IconButton(
+                    onPressed: () {
+                      Navigator.of(context).push(MaterialPageRoute(
+                          builder: (context) => SettingsPage()));
+                    },
+                    icon: const Icon(Icons.settings),
+                  )),
             ],
           ),
           Card(
@@ -27,8 +34,10 @@ class HomePage extends StatelessWidget {
                 color: Color(0xFFFFFFFF),
               ),
               padding: const EdgeInsets.all(10),
-              child: Text("Saldo: ${formatDkkCents(user.balanceInDkkCents)}",
-                  style: Theme.of(context).textTheme.headlineSmall),
+              child: Consumer<UsersRepo>(
+                  builder: (context, usersRepo, _) => Text(
+                      "Saldo: ${formatDkkCents(user.balanceInDkkCents)}",
+                      style: Theme.of(context).textTheme.headlineSmall)),
             ),
           ),
           Expanded(
@@ -47,44 +56,3 @@ class HomePage extends StatelessWidget {
     );
   }
 }
-
-class SettingsMenu extends StatefulWidget {
-  const SettingsMenu({super.key});
-
-  @override
-  State<StatefulWidget> createState() => SettingsMenuState();
-}
-
-class SettingsMenuState extends State<SettingsMenu> {
-  final FocusNode buttonFocusNode = FocusNode(debugLabel: 'Menu Button');
-
-  @override
-  Widget build(BuildContext context) {
-    return MenuAnchor(
-      childFocusNode: buttonFocusNode,
-      menuChildren: <Widget>[
-        MenuItemButton(
-          onPressed: () {
-            Navigator.popUntil(context, (_) => false);
-            Navigator.of(context).push(
-                MaterialPageRoute(builder: (context) => const LogInPage()));
-          },
-          child: const Text('Log ud'),
-        ),
-      ],
-      builder: (_, MenuController controller, Widget? child) {
-        return IconButton(
-          focusNode: buttonFocusNode,
-          onPressed: () {
-            if (controller.isOpen) {
-              controller.close();
-            } else {
-              controller.open();
-            }
-          },
-          icon: const Icon(Icons.settings),
-        );
-      },
-    );
-  }
-}

mobile/lib/pages/settings_page.dart

@@ -0,0 +1,78 @@
+import 'package:flutter/material.dart';
+import 'package:mobile/pages/log_in_page.dart';
+import 'package:mobile/pages/settings_pages/saldo.dart';
+import 'package:mobile/repos/user.dart';
+import 'package:provider/provider.dart';
+
+class _Page {
+  final IconData icon;
+  final String title;
+  final Function(BuildContext) action;
+
+  const _Page({
+    required this.icon,
+    required this.title,
+    required this.action,
+  });
+}
+
+class SettingsPage extends StatelessWidget {
+  SettingsPage({super.key});
+
+  final List<_Page> _pages = [
+    _Page(
+        icon: Icons.money,
+        title: "Saldo",
+        action: (context) {
+          Navigator.of(context).push(MaterialPageRoute(
+              builder: (context) => const SaldoSettingsPage()));
+        }),
+    _Page(
+        icon: Icons.door_back_door,
+        title: "Log ud",
+        action: (context) {
+          final users = context.read<UsersRepo>();
+          users.logout();
+          Navigator.popUntil(context, (_) => false);
+          Navigator.of(context)
+              .push(MaterialPageRoute(builder: (context) => const LogInPage()));
+        }),
+  ];
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      backgroundColor: Colors.white,
+      body: SafeArea(
+        child: Column(
+          crossAxisAlignment: CrossAxisAlignment.start,
+          children: [
+            Row(
+              children: [
+                const BackButton(),
+                Text(
+                  "Indstillinger",
+                  style: Theme.of(context).textTheme.headlineSmall,
+                ),
+              ],
+            ),
+            Expanded(
+              child: ListView.builder(
+                itemCount: _pages.length,
+                itemBuilder: (context, i) => InkWell(
+                  onTap: () {
+                    _pages[i].action(context);
+                  },
+                  child: ListTile(
+                    leading: Icon(_pages[i].icon),
+                    title: Text(_pages[i].title),
+                  ),
+                ),
+              ),
+            ),
+          ],
+        ),
+      ),
+    );
+  }
+}

mobile/lib/pages/settings_pages/saldo.dart

@@ -0,0 +1,43 @@
+import 'package:flutter/material.dart';
+import 'package:mobile/repos/user.dart';
+import 'package:mobile/utils/price.dart';
+import 'package:provider/provider.dart';
+
+class SaldoSettingsPage extends StatelessWidget {
+  const SaldoSettingsPage({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    final usersRepo = context.watch<UsersRepo>();
+    final user = usersRepo.loggedInUser()!;
+    return Scaffold(
+      backgroundColor: Colors.white,
+      body: SafeArea(
+        child: Column(
+          crossAxisAlignment: CrossAxisAlignment.start,
+          children: [
+            Row(
+              children: [
+                const BackButton(),
+                Text(
+                  "Saldo",
+                  style: Theme.of(context).textTheme.headlineSmall,
+                ),
+              ],
+            ),
+            Text("Nuværende saldo: ${formatDkkCents(user.balanceInDkkCents)}",
+                style: Theme.of(context).textTheme.bodyLarge),
+            ElevatedButton.icon(
+              onPressed: () {
+                user.addBalanceFounds(10000);
+                usersRepo.veryBadNotifyAll();
+              },
+              icon: const Icon(Icons.add),
+              label: const Text("Tilføj 100,00 kr"),
+            )
+          ],
+        ),
+      ),
+    );
+  }
+}

mobile/lib/repos/user.dart

@@ -5,6 +5,8 @@ class UsersRepo extends ChangeNotifier {
   int nextId = 0;
   final List<User> users = [];
 
+  User? _loggedInUser;
+
   UsersRepo() {
     addTestUsers();
   }
@@ -44,16 +46,30 @@ class UsersRepo extends ChangeNotifier {
   }
 
   Result<User, String> login(String mail, String password) {
+    User? user;
     for (var i = 0; i < users.length; i++) {
-      if (users[i].mail != mail) {
-        continue;
-      }
-      if (users[i].password == password) {
-        return Ok(users[i]);
+      if (users[i].mail == mail) {
+        user = users[i];
       }
+    }
+    if (user == null) {
+      return Err("User with mail $mail doesn't exist");
+    }
+    if (user.password != password) {
       return Err("Wrong password for user with mail $mail");
     }
-    return Err("User with mail $mail doesn't exist");
+    _loggedInUser = user;
+    notifyListeners();
+    return Ok(user);
+  }
+
+  void logout() {
+    _loggedInUser = null;
+    notifyListeners();
+  }
+
+  User? loggedInUser() {
+    return _loggedInUser;
   }
 
   Result<int, String> pay(int userId, int amount) {
@@ -79,6 +95,14 @@ class UsersRepo extends ChangeNotifier {
           password: "",
           balanceInDkkCents: 100000));
   }
+
+  void veryBadNotifyAll() {
+    // ⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️
+    // TODO: THIS SHOULD BE FIXED
+    // FIXME: DO SOMETHING ELSE PLEASE!!!!!
+    // ⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️
+    notifyListeners();
+  }
 }
 
 class User {
@@ -90,12 +114,17 @@ class User {
   // balance is in øre
   int balanceInDkkCents;
 
-  User(
-      {required this.id,
-      required this.mail,
-      required this.name,
-      required this.password,
-      required this.balanceInDkkCents});
+  User({
+    required this.id,
+    required this.mail,
+    required this.name,
+    required this.password,
+    required this.balanceInDkkCents,
+  });
+
+  void addBalanceFounds(int amount) {
+    balanceInDkkCents += amount;
+  }
 
   Result<int, String> pay(int amount) {
     if (balanceInDkkCents < amount) {