feat: change icons & update invitations for testing

lib/screens/pages/invitations_page.dart

@@ -1,36 +1,258 @@
 import 'package:flutter/material.dart';
+import '../../services/notification_service.dart';
+
+class InvitationsPage extends StatefulWidget {
+  @override
+  _InvitationsPageState createState() => _InvitationsPageState();
+}
+
+class _InvitationsPageState extends State<InvitationsPage> {
+  bool _isAccepted = false;
+  bool _isLoading = false;
+
+  Future<void> _acceptCoffeeInvite() async {
+    setState(() {
+      _isLoading = true;
+    });
+
+    try {
+      final success = await NotificationService()
+          .sendCoffeeInviteAcceptedNotification();
+
+      if (success) {
+        setState(() {
+          _isAccepted = true;
+          _isLoading = false;
+        });
+
+        ScaffoldMessenger.of(context).showSnackBar(
+          SnackBar(
+            content: Text(
+              'Coffee invite accepted! Notification sent to everyone.',
+            ),
+            backgroundColor: Colors.green,
+            duration: Duration(seconds: 3),
+          ),
+        );
+      } else {
+        setState(() {
+          _isLoading = false;
+        });
+
+        ScaffoldMessenger.of(context).showSnackBar(
+          SnackBar(
+            content: Text(
+              'Failed to send notification. Check Firebase service account configuration.',
+            ),
+            backgroundColor: Colors.orange,
+            duration: Duration(seconds: 3),
+          ),
+        );
+      }
+    } catch (e) {
+      setState(() {
+        _isLoading = false;
+      });
+
+      ScaffoldMessenger.of(context).showSnackBar(
+        SnackBar(
+          content: Text('Error: $e'),
+          backgroundColor: Colors.red,
+          duration: Duration(seconds: 3),
+        ),
+      );
+    }
+  }
 
-class InvitationsPage extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     return Scaffold(
       appBar: AppBar(
         title: Text(
           'Invitations',
-          style: TextStyle(
-            fontWeight: FontWeight.w600,
-          ),
+          style: TextStyle(fontWeight: FontWeight.w600),
         ),
         backgroundColor: Colors.white,
         foregroundColor: Color(0xFF6A4C93),
         elevation: 0,
         bottom: PreferredSize(
           preferredSize: Size.fromHeight(1),
-          child: Container(
-            height: 1,
-            color: Colors.grey[200],
+          child: Container(height: 1, color: Colors.grey[200]),
         ),
       ),
+      body: Padding(
+        padding: EdgeInsets.all(16),
+        child: Column(
+          children: [
+            // Coffee Invitation Card
+            Container(
+              margin: EdgeInsets.only(bottom: 16),
+              padding: EdgeInsets.all(20),
+              decoration: BoxDecoration(
+                color: Colors.white,
+                borderRadius: BorderRadius.circular(12),
+                boxShadow: [
+                  BoxShadow(
+                    color: Colors.black.withOpacity(0.08),
+                    blurRadius: 10,
+                    offset: Offset(0, 2),
                   ),
-      body: Center(
+                ],
+                border: Border.all(
+                  color: Colors.grey.withOpacity(0.2),
+                  width: 1,
+                ),
+              ),
+              child: Column(
+                crossAxisAlignment: CrossAxisAlignment.start,
+                children: [
+                  // Header with icon and title
+                  Row(
+                    children: [
+                      Container(
+                        padding: EdgeInsets.all(8),
+                        decoration: BoxDecoration(
+                          color: Color(0xFF6A4C93).withOpacity(0.1),
+                          borderRadius: BorderRadius.circular(8),
+                        ),
+                        child: Icon(
+                          Icons.coffee,
+                          color: Color(0xFF6A4C93),
+                          size: 24,
+                        ),
+                      ),
+                      SizedBox(width: 12),
+                      Expanded(
                         child: Text(
-          'This is the Invitations Page',
+                          'Who\'s down for coffee?',
                           style: TextStyle(
-            fontSize: 24,
-            fontWeight: FontWeight.w500,
+                            fontSize: 18,
+                            fontWeight: FontWeight.w600,
+                            color: Colors.black87,
                           ),
                         ),
                       ),
+                    ],
+                  ),
+
+                  SizedBox(height: 16),
+
+                  // Description
+                  Text(
+                    'Quick coffee break at the campus café. Let\'s catch up!',
+                    style: TextStyle(
+                      fontSize: 14,
+                      color: Colors.grey[700],
+                      height: 1.4,
+                    ),
+                  ),
+
+                  SizedBox(height: 16),
+
+                  // Status indicator
+                  Row(
+                    children: [
+                      Container(
+                        padding: EdgeInsets.symmetric(
+                          horizontal: 8,
+                          vertical: 4,
+                        ),
+                        decoration: BoxDecoration(
+                          color: _isAccepted
+                              ? Colors.green.withOpacity(0.1)
+                              : Colors.orange.withOpacity(0.1),
+                          borderRadius: BorderRadius.circular(12),
+                        ),
+                        child: Text(
+                          _isAccepted ? 'Accepted ✓' : '1 more person needed',
+                          style: TextStyle(
+                            fontSize: 12,
+                            fontWeight: FontWeight.w500,
+                            color: _isAccepted
+                                ? Colors.green[700]
+                                : Colors.orange[700],
+                          ),
+                        ),
+                      ),
+                      Spacer(),
+                      Text(
+                        '10 min ago',
+                        style: TextStyle(fontSize: 12, color: Colors.grey[500]),
+                      ),
+                    ],
+                  ),
+
+                  SizedBox(height: 16),
+
+                  // Accept button
+                  SizedBox(
+                    width: double.infinity,
+                    height: 44,
+                    child: ElevatedButton(
+                      onPressed: _isAccepted
+                          ? null
+                          : (_isLoading ? null : _acceptCoffeeInvite),
+                      style: ElevatedButton.styleFrom(
+                        backgroundColor: _isAccepted
+                            ? Colors.grey[300]
+                            : Color(0xFF6A4C93),
+                        foregroundColor: _isAccepted
+                            ? Colors.grey[600]
+                            : Colors.white,
+                        shape: RoundedRectangleBorder(
+                          borderRadius: BorderRadius.circular(8),
+                        ),
+                        elevation: _isAccepted ? 0 : 2,
+                      ),
+                      child: _isLoading
+                          ? SizedBox(
+                              width: 20,
+                              height: 20,
+                              child: CircularProgressIndicator(
+                                valueColor: AlwaysStoppedAnimation<Color>(
+                                  Colors.white,
+                                ),
+                                strokeWidth: 2,
+                              ),
+                            )
+                          : Text(
+                              _isAccepted ? 'Accepted' : 'Accept Invite',
+                              style: TextStyle(
+                                fontSize: 16,
+                                fontWeight: FontWeight.w600,
+                              ),
+                            ),
+                    ),
+                  ),
+                ],
+              ),
+            ),
+
+            // Info text
+            if (!_isAccepted)
+              Container(
+                padding: EdgeInsets.all(16),
+                decoration: BoxDecoration(
+                  color: Colors.blue.withOpacity(0.05),
+                  borderRadius: BorderRadius.circular(8),
+                  border: Border.all(color: Colors.blue.withOpacity(0.2)),
+                ),
+                child: Row(
+                  children: [
+                    Icon(Icons.info_outline, color: Colors.blue[600], size: 20),
+                    SizedBox(width: 8),
+                    Expanded(
+                      child: Text(
+                        'This is a test invitation :)',
+                        style: TextStyle(fontSize: 13, color: Colors.blue[700]),
+                      ),
+                    ),
+                  ],
+                ),
+              ),
+          ],
+        ),
+      ),
     );
   }
 }

lib/services/notification_service.dart

@@ -1,5 +1,8 @@
 import 'package:firebase_messaging/firebase_messaging.dart';
 import 'package:flutter/foundation.dart';
+import 'dart:convert';
+import 'package:http/http.dart' as http;
+import 'package:googleapis_auth/auth_io.dart';
 
 class NotificationService {
   static final NotificationService _instance = NotificationService._internal();
@@ -8,7 +11,28 @@ class NotificationService {
 
   FirebaseMessaging? _messaging;
 
-  static const String vapidKey = 'BKrFSFm2cb2DNtEpTNmEy3acpi2ziRA5DhzKSyjshqAWANaoydztUTa0Cn3jwh1v7KN6pHUQfsODFXUWrKG6aSU';
+  static const String vapidKey =
+      'BKrFSFm2cb2DNtEpTNmEy3acpi2ziRA5DhzKSyjshqAWANaoydztUTa0Cn3jwh1v7KN6pHUQfsODFXUWrKG6aSU';
+
+  // Firebase project configuration
+  static const String _projectId = 'wesalapp-bc676';
+  
+  // Service account credentials (JSON string)
+  static const String _serviceAccountJson = '''
+{
+  "type": "service_account",
+  "project_id": "wesalapp-bc676",
+  "private_key_id": "90f1ac73e8f8b59e5ad7b0caed638ffa57675d39",
+  "private_key": "-----BEGIN PRIVATE KEY-----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\\n6KCch1ooA8YlV43vchpKXg==\\n-----END PRIVATE KEY-----\\n",
+  "client_email": "firebase-adminsdk-fbsvc@wesalapp-bc676.iam.gserviceaccount.com",
+  "client_id": "112586481303824467416",
+  "auth_uri": "https://accounts.google.com/o/oauth2/auth",
+  "token_uri": "https://oauth2.googleapis.com/token",
+  "auth_provider_x509_cert_url": "https://www.googleapis.com/oauth2/v1/certs",
+  "client_x509_cert_url": "https://www.googleapis.com/robot/v1/metadata/x509/firebase-adminsdk-fbsvc%40wesalapp-bc676.iam.gserviceaccount.com",
+  "universe_domain": "googleapis.com"
+}
+''';
 
   static const List<String> topics = [
     'all',
@@ -91,7 +115,8 @@ class NotificationService {
 
       if (settings.authorizationStatus == AuthorizationStatus.authorized) {
         print('User granted permission for notifications');
-      } else if (settings.authorizationStatus == AuthorizationStatus.provisional) {
+      } else if (settings.authorizationStatus ==
+          AuthorizationStatus.provisional) {
         print('User granted provisional permission for notifications');
       } else {
         print('User declined or has not accepted permission for notifications');
@@ -211,7 +236,8 @@ class NotificationService {
     }
 
     try {
-      NotificationSettings settings = await _messaging!.getNotificationSettings();
+      NotificationSettings settings = await _messaging!
+          .getNotificationSettings();
 
       switch (settings.authorizationStatus) {
         case AuthorizationStatus.authorized:
@@ -230,6 +256,93 @@ class NotificationService {
       return NotificationStatus.error;
     }
   }
+
+  Future<String?> _getAccessToken() async {
+    try {
+      final credentials = ServiceAccountCredentials.fromJson(_serviceAccountJson);
+      final client = await clientViaServiceAccount(
+        credentials,
+        ['https://www.googleapis.com/auth/firebase.messaging'],
+      );
+      
+      final token = client.credentials.accessToken.data;
+      client.close();
+      
+      return token;
+    } catch (e) {
+      print('Error getting access token: $e');
+      return null;
+    }
+  }
+
+  Future<bool> sendNotificationToTopic(
+    String topic,
+    String title,
+    String body, {
+    Map<String, String>? data,
+  }) async {
+    try {
+      final accessToken = await _getAccessToken();
+      if (accessToken == null) {
+        print('Failed to get access token. Cannot send notifications.');
+        return false;
+      }
+
+      final url = Uri.parse('https://fcm.googleapis.com/v1/projects/$_projectId/messages:send');
+      final headers = {
+        'Content-Type': 'application/json',
+        'Authorization': 'Bearer $accessToken',
+      };
+
+      final payload = {
+        'message': {
+          'topic': topic,
+          'notification': {
+            'title': title,
+            'body': body,
+          },
+          'data': data ?? {},
+          'webpush': {
+            'notification': {
+              'icon': 'icons/ios/192.png',
+              'badge': 'icons/ios/192.png',
+            },
+          },
+        },
+      };
+
+      final response = await http.post(
+        url,
+        headers: headers,
+        body: json.encode(payload),
+      );
+
+      if (response.statusCode == 200) {
+        print('Notification sent successfully to topic: $topic');
+        print('Response: ${response.body}');
+        return true;
+      } else {
+        print('Failed to send notification. Status: ${response.statusCode}');
+        print('Response: ${response.body}');
+        return false;
+      }
+    } catch (e) {
+      print('Error sending notification: $e');
+      return false;
+    }
+  }
+
+  Future<bool> sendCoffeeInviteAcceptedNotification() async {
+    return await sendNotificationToTopic(
+      'all',
+      'Coffee Time! ☕',
+      'You\'re set for coffee! Your invitation has been accepted.',
+      data: {
+        'type': 'coffee_invite_accepted',
+        'timestamp': DateTime.now().toIso8601String(),
+      },
+    );
+  }
 }
 
 enum NotificationStatus {
@@ -239,7 +352,7 @@ enum NotificationStatus {
   notDetermined,
   notSupported,
   notInitialized,
-  error
+  error,
 }
 
 // Background message handler must be a top-level function
@@ -248,6 +361,8 @@ Future<void> _firebaseMessagingBackgroundHandler(RemoteMessage message) async {
   print('Message data: ${message.data}');
 
   if (message.notification != null) {
-    print('Background message contained a notification: ${message.notification}');
+    print(
+      'Background message contained a notification: ${message.notification}',
+    );
   }
 }

pubspec.lock

@@ -9,6 +9,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.3.58"
+  args:
+    dependency: transitive
+    description:
+      name: args
+      sha256: d0481093c50b1da8910eb0bb301626d4d8eb7284aa739614d2b394ee09e3ea04
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.7.0"
   async:
     dependency: transitive
     description:
@@ -49,6 +57,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.19.1"
+  crypto:
+    dependency: transitive
+    description:
+      name: crypto
+      sha256: "1e445881f28f22d6140f181e07737b22f1e099a5e1ff94b0af2f9e4a463f4855"
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.0.6"
   cupertino_icons:
     dependency: "direct main"
     description:
@@ -136,6 +152,38 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
+  google_identity_services_web:
+    dependency: transitive
+    description:
+      name: google_identity_services_web
+      sha256: "5d187c46dc59e02646e10fe82665fc3884a9b71bc1c90c2b8b749316d33ee454"
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.3.3+1"
+  googleapis_auth:
+    dependency: "direct main"
+    description:
+      name: googleapis_auth
+      sha256: befd71383a955535060acde8792e7efc11d2fccd03dd1d3ec434e85b68775938
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.6.0"
+  http:
+    dependency: "direct main"
+    description:
+      name: http
+      sha256: "2c11f3f94c687ee9bad77c171151672986360b2b001d109814ee7140b2cf261b"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.4.0"
+  http_parser:
+    dependency: transitive
+    description:
+      name: http_parser
+      sha256: "178d74305e7866013777bab2c3d8726205dc5a4dd935297175b19a23a2e66571"
+      url: "https://pub.dev"
+    source: hosted
+    version: "4.1.2"
   leak_tracker:
     dependency: transitive
     description:
@@ -261,6 +309,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "0.7.4"
+  typed_data:
+    dependency: transitive
+    description:
+      name: typed_data
+      sha256: f9049c039ebfeb4cf7a7104a675823cd72dba8297f264b6637062516699fa006
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.4.0"
   vector_math:
     dependency: transitive
     description:

pubspec.yaml

@@ -12,6 +12,8 @@ dependencies:
   cupertino_icons: ^1.0.8
   firebase_core: ^3.15.1
   firebase_messaging: ^15.2.9
+  http: ^1.1.0
+  googleapis_auth: ^1.6.0
 
 dev_dependencies:
   flutter_test: