first commit
This commit is contained in:
Anbarasu
331
lib/service/notification.dart
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331
lib/service/notification.dart
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import 'dart:convert';
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import 'dart:io';
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import 'package:flutter/material.dart';
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import 'package:firebase_messaging/firebase_messaging.dart';
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import 'package:flutter_local_notifications/flutter_local_notifications.dart';
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import 'package:get/get.dart';
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import 'package:http/http.dart' as http;
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import 'package:path_provider/path_provider.dart';
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import '../Helper/Logger.dart';
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class LocalNotificationService {
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static final FirebaseMessaging _firebaseMessaging = FirebaseMessaging.instance;
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static final FlutterLocalNotificationsPlugin _notificationsPlugin =
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FlutterLocalNotificationsPlugin();
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static const AndroidNotificationChannel channel = AndroidNotificationChannel(
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'Nearle', // Channel ID
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'Nearle Notification', // Channel name
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description: 'Channel for Nearle notifications', // Channel description
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importance: Importance.max,
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playSound: true,
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sound: RawResourceAndroidNotificationSound('notification_ring'),
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enableVibration: true,
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showBadge: true,
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);
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static Future<void> initialize(BuildContext context, String status) async {
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// Create Android notification channel
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await _notificationsPlugin
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.resolvePlatformSpecificImplementation<
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AndroidFlutterLocalNotificationsPlugin>()
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?.createNotificationChannel(channel);
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// Initialize local notifications
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const InitializationSettings initializationSettings = InitializationSettings(
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android: AndroidInitializationSettings("@mipmap/ic_launcher"),
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iOS: DarwinInitializationSettings(
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requestSoundPermission: true,
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requestBadgePermission: true,
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requestAlertPermission: true,
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defaultPresentSound: true,
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defaultPresentBadge: true,
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defaultPresentBanner: true,
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defaultPresentAlert: true,
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defaultPresentList: true,
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),
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);
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await _notificationsPlugin.initialize(
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initializationSettings,
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onDidReceiveNotificationResponse: (NotificationResponse response) async {
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if (response.payload != null) {
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await selectNotification(response.payload);
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}
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},
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);
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// Handle messages when the app is opened from a terminated state
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RemoteMessage? initialMessage = await _firebaseMessaging.getInitialMessage();
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if (initialMessage != null) {
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await _handleInitialMessage(initialMessage);
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}
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// Handle foreground messages
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FirebaseMessaging.onMessage.listen((RemoteMessage message) async {
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logger.i('Received foreground message: ${message.data}');
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await _handleMessage(message);
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});
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// Handle messages when the app is opened from a notification
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FirebaseMessaging.onMessageOpenedApp.listen((RemoteMessage message) async {
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logger.i('Message opened app: ${message.data}');
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await _handleMessageOpenedApp(message);
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});
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}
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static Future<void> _handleInitialMessage(RemoteMessage message) async {
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if (message.notification != null) {
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// Cancel the notification
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final notificationId = int.parse(message.data['notification_id'] ?? '0');
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await _notificationsPlugin.cancel(notificationId);
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await display(message);
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}
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}
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static Future<void> _handleMessage(RemoteMessage message) async {
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if (message.notification != null) {
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logger.i('Displaying notification: ${message.notification!.body}');
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await display(message);
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}
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}
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static Future<void> _handleMessageOpenedApp(RemoteMessage message) async {
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try {
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// Cancel the notification using the ID from message.data
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final notificationId = int.parse(message.data['notification_id'] ?? '0');
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await _notificationsPlugin.cancel(notificationId);
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if (message.notification != null) {
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// Navigator.of(Get.context!).push(
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// MaterialPageRoute(
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// builder: (BuildContext context) => HomeView(selectedIndex: 1),
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// ),
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// );
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}
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} on Exception catch (e) {
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logger.e('Error in handleMessageOpenedApp: $e');
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}
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}
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static Future<void> selectNotification(String? payload) async {
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try {
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if (payload != null) {
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final decodedPayload = jsonDecode(payload);
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final notificationId = int.parse(decodedPayload['id'] ?? '0');
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// Cancel the specific notification
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await _notificationsPlugin.cancel(notificationId);
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// Navigate to the desired page
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// Navigator.of(Get.context!).push(
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// MaterialPageRoute(
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// builder: (BuildContext context) => HomeView(selectedIndex: 1),
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// ),
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// );
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}
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} on Exception catch (e) {
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logger.e('Error in selectNotification: $e');
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}
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}
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static Future<String?> _downloadAndSaveImage(String imageUrl, String fileName) async {
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try {
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final directory = await getTemporaryDirectory();
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final filePath = '${directory.path}/$fileName';
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final response = await http.get(Uri.parse(imageUrl));
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if (response.statusCode == 200) {
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final file = File(filePath);
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await file.writeAsBytes(response.bodyBytes);
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logger.i('Image downloaded to: $filePath');
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return filePath;
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} else {
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logger.e('Failed to download image: ${response.statusCode}');
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return null;
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}
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} catch (e) {
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logger.e('Error downloading image: $e');
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return null;
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}
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}
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static String? _extractImageUrl(RemoteMessage message) {
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// General data field
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String? imageUrl = message.data['image'] as String?;
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// Android-specific
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if (imageUrl == null && message.notification?.android?.imageUrl != null) {
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imageUrl = message.notification!.android!.imageUrl;
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}
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// iOS-specific
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if (imageUrl == null && message.notification?.apple?.imageUrl != null) {
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imageUrl = message.notification!.apple!.imageUrl;
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}
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logger.i('Extracted image URL: $imageUrl');
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return imageUrl;
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}
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static Future<void> display(RemoteMessage message) async {
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if (message.notification != null) {
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// Navigator.of(Get.context!).push(
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// MaterialPageRoute(
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// builder: (BuildContext context) => HomeView(selectedIndex: 1),
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// ),
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// );
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}
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try {
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final id = DateTime.now().millisecondsSinceEpoch ~/ 1000;
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// Create a payload that includes the notification ID
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final payload = {
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'id': id.toString(),
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'data': message.data,
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};
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NotificationDetails notificationDetails;
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// Extract image URL from data or android-specific field
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final imageUrl = _extractImageUrl(message);
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if (imageUrl != null && imageUrl.isNotEmpty) {
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// Download the image
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final imagePath = await _downloadAndSaveImage(imageUrl, 'notification_image.jpg');
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if (imagePath != null) {
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if (Platform.isAndroid) {
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String? bodyText = message.notification?.body ?? message.data['body'] ?? '';
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List<String>? lines = bodyText?.split('\n'); // or split on ',' or build manually
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final inboxStyle = InboxStyleInformation(
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lines ?? [],
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contentTitle: message.notification?.title ?? message.data['title'],
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summaryText: '', // optional, can be empty or a short summary
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);
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notificationDetails = NotificationDetails(
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android: AndroidNotificationDetails(
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'Nearle',
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'Nearle Notification',
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importance: Importance.max,
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priority: Priority.high,
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icon: 'notification',
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playSound: true,
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sound: RawResourceAndroidNotificationSound('notification_ring'),
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enableVibration: true,
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fullScreenIntent: true,
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channelShowBadge: true,
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ongoing: false, // Allow dismissal
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autoCancel: true, // Cancel when tapped
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styleInformation: inboxStyle,
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),
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iOS: DarwinNotificationDetails(
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presentAlert: true,
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presentBadge: true,
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presentSound: true,
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presentList: true,
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presentBanner: true,
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attachments: [
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DarwinNotificationAttachment(imagePath),
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],
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),
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);
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} else {
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// iOS or other platforms
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notificationDetails = NotificationDetails(
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android: AndroidNotificationDetails(
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'Nearle',
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'Nearle Notification',
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importance: Importance.max,
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priority: Priority.high,
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icon: 'notification',
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playSound: true,
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sound: RawResourceAndroidNotificationSound('notification_ring'),
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enableVibration: true,
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fullScreenIntent: true,
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channelShowBadge: true,
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ongoing: false, // Allow dismissal
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autoCancel: true, // Cancel when tapped
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),
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iOS: DarwinNotificationDetails(
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presentAlert: true,
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presentBadge: true,
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presentSound: true,
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presentList: true,
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presentBanner: true,
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attachments: [
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DarwinNotificationAttachment(imagePath),
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],
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),
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);
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}
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} else {
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// Fallback if image download fails
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notificationDetails = const NotificationDetails(
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android: AndroidNotificationDetails(
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'Nearle',
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'Nearle Notification',
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importance: Importance.max,
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priority: Priority.high,
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icon: 'notification',
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playSound: true,
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sound: RawResourceAndroidNotificationSound('notification_ring'),
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enableVibration: true,
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fullScreenIntent: true,
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channelShowBadge: true,
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ongoing: false, // Allow dismissal
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autoCancel: true, // Cancel when tapped
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),
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iOS: DarwinNotificationDetails(
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presentAlert: true,
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presentBadge: true,
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presentSound: true,
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presentList: true,
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presentBanner: true,
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),
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);
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}
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} else {
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// No image in payload, use default notification details
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notificationDetails = const NotificationDetails(
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android: AndroidNotificationDetails(
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'Nearle',
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'Nearle Notification',
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importance: Importance.max,
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priority: Priority.high,
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icon: 'notification',
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playSound: true,
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sound: RawResourceAndroidNotificationSound('notification_ring'),
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enableVibration: true,
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fullScreenIntent: true,
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channelShowBadge: true,
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ongoing: false, // Allow dismissal
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autoCancel: true, // Cancel when tapped
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),
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iOS: DarwinNotificationDetails(
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presentAlert: true,
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presentBadge: true,
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presentSound: true,
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presentList: true,
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presentBanner: true,
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),
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);
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}
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await _notificationsPlugin.show(
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id,
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message.notification?.title ?? message.data['title'] ?? 'Nearle',
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message.notification?.body ?? message.data['body'] ?? 'Notification',
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notificationDetails,
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payload: jsonEncode(payload),
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);
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}
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on Exception catch (e) {
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logger.e('Error displaying notification: $e');
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}
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}
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}
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