Added MyAboutDialog. Swipes left will be hidden for 24 hours.

lib/components/my_about_dialog.dart

@@ -0,0 +1,79 @@
+import 'package:flutter/material.dart';
+
+import '../constants.dart';
+
+class MyAboutDialog extends StatelessWidget {
+  const MyAboutDialog({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return AlertDialog(
+      title: const Row(
+        children: [
+          Icon(Icons.info),
+          SizedBox(width: 10),
+          Text('About the app', style: TextStyle(fontSize: 18)),
+        ],
+      ),
+      content: SingleChildScrollView(
+        child: ListBody(
+          children: <Widget>[
+            const Row(
+              children: [
+                Icon(Icons.apps, size: 50),
+                SizedBox(width: 10),
+                Column(
+                  crossAxisAlignment: CrossAxisAlignment.start,
+                  children: [
+                    Text(
+                      Constants.appTitle,
+                      style: TextStyle(
+                        fontSize: 24,
+                        fontWeight: FontWeight.bold,
+                      ),
+                    ),
+                    Text(
+                        'Version ${Constants.appVersion} (${Constants.appCompilationDate})'),
+                  ],
+                ),
+              ],
+            ),
+            const SizedBox(height: 20),
+            const Text(
+                '© 2024 Team ${Constants.appTitle}. All rights reserved.'),
+            const SizedBox(height: 20),
+            GestureDetector(
+              onTap: () => {},
+              child: const Text(
+                'https://www.no-website.yet',
+                style: TextStyle(
+                  color: Colors.blue,
+                  decoration: TextDecoration.underline,
+                ),
+              ),
+            ),
+            const SizedBox(height: 20),
+            const Text(
+              '${Constants.appTitle} helps entrepreneurs find the right co-founders who complement their skills and also share their interests and business goals. '
+              'Whether you are looking for a tech expert, a marketing guru, or a visionary partner. This app aims to help you finding a perfect co-founder to bring your startup ideas to life.',
+            ),
+          ],
+        ),
+      ),
+      actions: [
+        TextButton(
+          onPressed: () {
+            showLicensePage(context: context);
+          },
+          child: const Text('View licenses'),
+        ),
+        TextButton(
+          onPressed: () {
+            Navigator.of(context).pop();
+          },
+          child: const Text('Close'),
+        ),
+      ],
+    );
+  }
+}

lib/components/my_drawer.dart

@@ -5,6 +5,7 @@ import '../pages/settings_page.dart';
 import '../pages/user_profile_page.dart';
 import '../services/auth/auth_service.dart';
 import 'feedback_dialog.dart';
+import 'my_about_dialog.dart';
 
 class MyDrawer extends StatelessWidget {
   const MyDrawer({super.key});
@@ -137,7 +138,12 @@ class MyDrawer extends StatelessWidget {
                     child: ListTile(
                       title: const Text("About the app"),
                       leading: const Icon(Icons.perm_device_info),
-                      onTap: () {}, // TODO
+                      onTap: () {
+                        Navigator.pop(context);
+                        showDialog(
+                            context: context,
+                            builder: (context) => const MyAboutDialog());
+                      },
                     ),
                   ),
 

lib/constants.dart

@@ -2,7 +2,9 @@ class Constants {
   Constants._();
 
   /// Title of the app
-  static const String appTitle = "Cofounderella";
+  static const String appTitle = 'Cofounderella';
+  static const String appVersion = '1.0.0';
+  static const String appCompilationDate = '2024-05-26';
 
   static const String dbCollectionFeedbacks = 'feedbacks';
   static const String dbCollectionUsers = 'Users';

lib/pages/user_profile_page.dart

@@ -19,14 +19,14 @@ class UserProfilePage extends StatefulWidget {
 }
 
 class UserProfilePageState extends State<UserProfilePage> {
-  /// List with [all] user profiles
-  List<UserProfile> userProfiles = [];
-
   /// The current's user profile
   UserProfile? currentUserProfile;
 
-  /// Other users that yet did either not receive a swipe status
+  /// List with [all] user profiles
-  List<UserProfile> potentialUserProfiles = []; // potential users for matching
+  List<UserProfile> userProfiles = [];
+
+  /// List of user profiles to show.
+  List<UserProfile> potentialUserProfiles = [];
 
   late final SwipableStackController _controller;
 
@@ -52,10 +52,13 @@ class UserProfilePageState extends State<UserProfilePage> {
   }
 
   Future<void> _fetchUserProfiles() async {
+    final String currentUserId = _authService.getCurrentUser()!.uid;
+    List<UserProfile> allUsers = [];
+    List<UserProfile> showProfiles = [];
+
     final usersSnapshot = await FirebaseFirestore.instance
         .collection(Constants.dbCollectionUsers)
         .get();
-    final String currentUserId = _authService.getCurrentUser()!.uid;
 
     // Fetch the list of profiles the current user has already swiped
     final QuerySnapshot swipesSnapshot = await FirebaseFirestore.instance
@@ -63,13 +66,20 @@ class UserProfilePageState extends State<UserProfilePage> {
         .doc(currentUserId)
         .collection(Constants.dbCollectionSwipes)
         .get();
+
     final Set<String> likedUserIds = swipesSnapshot.docs
         .where((doc) => doc['liked'] == true)
         .map((doc) => doc.id)
         .toSet();
 
-    List<UserProfile> allUsers = [];
+    final DateTime thresholdDate =
-    List<UserProfile> showProfiles = [];
+        DateTime.now().subtract(const Duration(hours: 24));
+    final Set<String> dislikedUserIds = swipesSnapshot.docs
+        .where((doc) =>
+            doc['liked'] == false &&
+            (doc['timestamp'] as Timestamp).toDate().isAfter(thresholdDate))
+        .map((doc) => doc.id)
+        .toSet();
 
     for (var userDoc in usersSnapshot.docs) {
       final languagesSnapshot = await userDoc.reference
@@ -119,18 +129,21 @@ class UserProfilePageState extends State<UserProfilePage> {
 
       // add profiles accordingly
       allUsers.add(userProfile);
-      // Exclude the current user's profile and the already liked profiles
+      // Exclude (1) the current user's profile, (2) the already liked profiles
-      if (userDoc.id != currentUserId && !likedUserIds.contains(userDoc.id)) {
+      // and (3) users that were disliked less than 24 hours ago
+      if (userDoc.id != currentUserId &&
+          !likedUserIds.contains(userDoc.id) &&
+          !dislikedUserIds.contains(userDoc.id)) {
         showProfiles.add(userProfile);
       }
+    } // end for
 
-      setState(() {
+    setState(() {
-        userProfiles = allUsers;
+      userProfiles = allUsers;
-        potentialUserProfiles = showProfiles;
+      potentialUserProfiles = showProfiles;
-        currentUserProfile =
+      currentUserProfile =
-            allUsers.firstWhereOrNull((x) => x.uid == currentUserId);
+          allUsers.firstWhereOrNull((x) => x.uid == currentUserId);
-      });
+    });
-    }
   }
 
   MyLocation? _createLocationFromDoc(Map<String, dynamic>? data) {
@@ -269,17 +282,31 @@ class UserProfilePageState extends State<UserProfilePage> {
               children: [
                 const Icon(Icons.person_search, size: 64),
                 const SizedBox(height: 20),
-                Text(
+                // Loading...
-                  '${userProfiles.length > 1 ? 'No new' : 'No'} profiles available at the moment.',
+                if (userProfiles.isEmpty) ...[
-                  style: const TextStyle(
+                  const CircularProgressIndicator(),
-                      fontWeight: FontWeight.bold, fontSize: 18),
+                  const SizedBox(height: 20),
-                ),
+                  const Text(
-                const SizedBox(height: 60),
+                    'Loading data, please wait...',
-                const Text(
+                    style: TextStyle(fontWeight: FontWeight.bold, fontSize: 18),
-                  'Please check back later, perhaps tomorrow.',
+                  ),
-                  textAlign: TextAlign.center,
+                ] else ...[
-                  style: TextStyle(fontWeight: FontWeight.bold, fontSize: 18),
+                  Text(
-                ),
+                    userProfiles.length > 1
+                        ? 'No new profiles available yet.'
+                        : 'No profiles available at the moment.',
+                    style: const TextStyle(
+                      fontWeight: FontWeight.bold,
+                      fontSize: 18,
+                    ),
+                  ),
+                  const SizedBox(height: 60),
+                  const Text(
+                    'Please check back later, perhaps tomorrow.',
+                    textAlign: TextAlign.center,
+                    style: TextStyle(fontWeight: FontWeight.bold, fontSize: 18),
+                  ),
+                ],
               ],
             ),
           ),
@@ -288,7 +315,7 @@ class UserProfilePageState extends State<UserProfilePage> {
     }
 
     return Scaffold(
-      appBar: AppBar(title: const Text('User Profiles')),
+      appBar: AppBar(title: const Text('Find your Match')),
       body: SafeArea(
         top: false,
         child: Stack(