Flutter App

2025-12-14 21:53:46 -05:00
parent 383e2e07bd
commit 7ed7a2470d
108 changed files with 7077 additions and 130 deletions
--- a/flutter_app/lib/services/notification_service.dart
+++ b/flutter_app/lib/services/notification_service.dart
@@ -0,0 +1,150 @@
+import 'package:flutter_local_notifications/flutter_local_notifications.dart';
+import 'package:flutter/foundation.dart';
+
+class NotificationService {
+  static final NotificationService _instance = NotificationService._internal();
+  factory NotificationService() => _instance;
+  NotificationService._internal();
+
+  final FlutterLocalNotificationsPlugin _notifications = FlutterLocalNotificationsPlugin();
+  bool _initialized = false;
+
+  Future<void> initialize() async {
+    if (_initialized) return;
+
+    try {
+      // Android initialization
+      const AndroidInitializationSettings androidSettings = AndroidInitializationSettings('@mipmap/ic_launcher');
+      
+      // iOS initialization
+      const DarwinInitializationSettings iosSettings = DarwinInitializationSettings(
+        requestAlertPermission: true,
+        requestBadgePermission: true,
+        requestSoundPermission: true,
+      );
+
+      // Linux/Windows initialization
+      const LinuxInitializationSettings linuxSettings = LinuxInitializationSettings(
+        defaultActionName: 'Open rmtPocketWatcher',
+      );
+
+      const InitializationSettings settings = InitializationSettings(
+        android: androidSettings,
+        iOS: iosSettings,
+        linux: linuxSettings,
+      );
+
+      await _notifications.initialize(
+        settings,
+        onDidReceiveNotificationResponse: _onNotificationTapped,
+      );
+
+      _initialized = true;
+      
+      if (kDebugMode) {
+        print('NotificationService initialized successfully');
+      }
+    } catch (e) {
+      if (kDebugMode) {
+        print('Failed to initialize notifications: $e');
+      }
+      // Don't throw - allow app to continue without notifications
+    }
+  }
+
+  void _onNotificationTapped(NotificationResponse response) {
+    // Handle notification tap if needed
+    if (kDebugMode) {
+      print('Notification tapped: ${response.payload}');
+    }
+  }
+
+  Future<void> showPriceAlert({
+    required String title,
+    required String body,
+    required double auecAmount,
+    required double price,
+    required String seller,
+  }) async {
+    if (!_initialized) await initialize();
+    if (!_initialized) return; // Skip if initialization failed
+
+    try {
+      // Android notification details
+      const AndroidNotificationDetails androidDetails = AndroidNotificationDetails(
+        'price_alerts',
+        'Price Alerts',
+        channelDescription: 'Notifications for AUEC price alerts from rmtPocketWatcher',
+        importance: Importance.high,
+        priority: Priority.high,
+        sound: RawResourceAndroidNotificationSound('notifcation'),
+        icon: '@mipmap/ic_launcher',
+        largeIcon: DrawableResourceAndroidBitmap('@mipmap/ic_launcher'),
+        enableVibration: true,
+        enableLights: true,
+        showWhen: true,
+      );
+
+      // iOS notification details
+      const DarwinNotificationDetails iosDetails = DarwinNotificationDetails(
+        sound: 'notifcation.mp3', // iOS looks in main bundle, not assets
+        presentAlert: true,
+        presentBadge: true,
+        presentSound: true,
+        badgeNumber: 1,
+        subtitle: 'Lambda Banking Conglomerate',
+        threadIdentifier: 'price_alerts',
+      );
+
+      // Linux/Windows notification details
+      final LinuxNotificationDetails linuxDetails = LinuxNotificationDetails(
+        icon: AssetsLinuxIcon('assets/logo.png'),
+        sound: AssetsLinuxSound('assets/notifcation.mp3'),
+        category: LinuxNotificationCategory.imReceived,
+        urgency: LinuxNotificationUrgency.critical,
+      );
+
+      final NotificationDetails details = NotificationDetails(
+        android: androidDetails,
+        iOS: iosDetails,
+        linux: linuxDetails,
+      );
+
+      final int notificationId = DateTime.now().millisecondsSinceEpoch.remainder(100000);
+      
+      await _notifications.show(
+        notificationId,
+        title,
+        body,
+        details,
+        payload: 'price_alert:$seller:$auecAmount:$price',
+      );
+
+      if (kDebugMode) {
+        print('Price alert notification sent: $title - $body');
+      }
+    } catch (e) {
+      if (kDebugMode) {
+        print('Failed to show notification: $e');
+      }
+    }
+  }
+
+  Future<void> requestPermissions() async {
+    if (!_initialized) await initialize();
+
+    // Request permissions for iOS
+    await _notifications
+        .resolvePlatformSpecificImplementation<IOSFlutterLocalNotificationsPlugin>()
+        ?.requestPermissions(
+          alert: true,
+          badge: true,
+          sound: true,
+        );
+
+    // Request permissions for Android 13+
+    await _notifications
+        .resolvePlatformSpecificImplementation<AndroidFlutterLocalNotificationsPlugin>()
+        ?.requestNotificationsPermission();
+  }
+}