showPushNotification static method

Future<void> showPushNotification(Map notification)

Implementation

static Future<void> showPushNotification(Map notification) async {
  if (!isInitializedPlugin) {
    await initializePlugin();
  }

  DarwinNotificationDetails iosDetails = const DarwinNotificationDetails();
  AndroidNotificationDetails androidDetails =
      const AndroidNotificationDetails('default', 'channelName');

  String title = 'Backendless Title';
  String message = 'Backendless Message';
  int badge = 0;
  String? threadId;
  String? subtitle;
  int id = Random().nextInt(2147483646);
  String? templateName = notification['template_name'];

  if (notification.containsKey('data')) {
    templateName ??= notification['data']['template_name'];
  }

  if (templateName == null) {
    if (Platform.isAndroid) {
      title = notification['android-content-title'];
    }
    if (Platform.isIOS) {
      title = notification['ios-alert-title'];
    }

    message = notification['message'];
  } else {
    Map? templateFromStorage;
    if (await TemplateStorage.containsTemplate(templateName)) {
      String templateAsString =
          await TemplateStorage.getTemplate(templateName) as String;
      templateFromStorage = jsonDecode(templateAsString);
    }

    if (Platform.isIOS) {
      badge = notification['aps']['badge'] ?? 0;
      threadId = notification['thread-id'];
      // String? summaryFormat = notification['summary-format'];

      message = notification['message'];
      title = notification['ios-alert-title'];
      subtitle = notification['aps']['alert']['subtitle'];
      List<DarwinNotificationAttachment>? iosAttachments;

      if(notification.containsKey('attachment-url') && notification['attachment-url'] != null && (notification['attachment-url'] as String).isNotEmpty && (notification['attachment-url'] as String).contains('http')) {
        final http.Response response = await http.get(Uri.parse(notification['attachment-url']));
        final dir = await getTemporaryDirectory();
        var filename = '${dir.path}/image.png';
        final file = File(filename);
        await file.writeAsBytes(response.bodyBytes);

        iosAttachments = [DarwinNotificationAttachment(filename)];
      }

      if(notification.containsKey('ios-rich-media-url') && notification['ios-rich-media-url'] != null && (notification['ios-rich-media-url'] as String).isNotEmpty && (notification['ios-rich-media-url'] as String).contains('http')) {
        final http.Response response = await http.get(Uri.parse(notification['ios-rich-media-url']));
        final dir = await getTemporaryDirectory();
        var filename = '${dir.path}/image.png';
        final file = File(filename);
        await file.writeAsBytes(response.bodyBytes);

        iosAttachments = [DarwinNotificationAttachment(filename)];
      }

      iosDetails = DarwinNotificationDetails(
          badgeNumber: badge, subtitle: subtitle, threadIdentifier: threadId, attachments: iosAttachments);
    } else if (Platform.isAndroid) {
      if (templateFromStorage != null) {
        badge = templateFromStorage['badge'] ?? 0;
        Color? color = Color(templateFromStorage['colorCode']);
        String? largeIconPath;

        if (notification.containsKey('data')) {
          message = notification['data']['message'];
          title = notification['data']['android-content-title'];
        } else {
          message = notification['message'];
          title = notification['android-content-title'];
          subtitle = notification['android-summary-subtext'];
        }

        if(notification.containsKey('android-large-icon') && notification['android-large-icon'] != null && (notification['android-large-icon'] as String).isNotEmpty && (notification['android-large-icon'] as String).contains('http')) {
          final http.Response response = await http.get(Uri.parse(notification['android-large-icon']));
          final dir = await getTemporaryDirectory();
          var filename = '${dir.path}/largeIcon.png';
          final file = File(filename);
          await file.writeAsBytes(response.bodyBytes);

          largeIconPath = filename;
        }

        androidDetails = AndroidNotificationDetails(
          templateName,
          templateName,
          priority: Priority.max,
          importance: Importance.max,
          subText: subtitle,
          number: badge,
          icon: templateFromStorage['icon'],
          color: color,
          largeIcon: largeIconPath != null ? FilePathAndroidBitmap(largeIconPath) : null,
        );
      }
    }
  }

  notification['flutter_notification_identifier'] = 'identity';
  String payload = jsonEncode(notification);

  var notificationDetails =
      NotificationDetails(iOS: iosDetails, android: androidDetails);

  await flutterLocalNotificationsPlugin
      .show(id, title, message, notificationDetails, payload: payload);
}