fluxy_notifications

Push and local notifications plugin for the Fluxy framework, providing comprehensive notification management with support for local notifications, scheduled notifications, and push notification handling.

Installation

Add this to your package's pubspec.yaml file:

dependencies:
  fluxy_notifications: ^1.0.0

Usage

First, ensure you have Fluxy initialized and the notifications plugin registered:

import 'package:fluxy/fluxy.dart';

void main() async {
  await Fluxy.init();
  Fluxy.autoRegister(); // Registers all available plugins including notifications
  
  runApp(MyApp());
}

Basic Notification Operations

import 'package:fluxy/fluxy.dart';

class NotificationService {
  // Initialize notifications
  Future<void> initializeNotifications() async {
    try {
      await Fx.notifications.initialize();
      Fx.toast.success('Notifications initialized');
    } catch (e) {
      Fx.toast.error('Notification initialization failed: $e');
    }
  }
  
  // Show simple notification
  Future<void> showSimpleNotification() async {
    try {
      await Fx.notifications.show(
        title: 'Hello',
        body: 'This is a simple notification',
        payload: 'simple_notification',
      );
      Fx.toast.success('Notification sent');
    } catch (e) {
      Fx.toast.error('Failed to send notification: $e');
    }
  }
  
  // Show notification with actions
  Future<void> showNotificationWithActions() async {
    try {
      await Fx.notifications.show(
        title: 'New Message',
        body: 'You have received a new message',
        payload: 'new_message',
        actions: [
          NotificationAction(
            key: 'reply',
            title: 'Reply',
          ),
          NotificationAction(
            key: 'mark_read',
            title: 'Mark as Read',
          ),
        ],
      );
      Fx.toast.success('Notification with actions sent');
    } catch (e) {
      Fx.toast.error('Failed to send notification: $e');
    }
  }
  
  // Schedule notification
  Future<void> scheduleNotification() async {
    try {
      await Fx.notifications.schedule(
        id: 1,
        title: 'Reminder',
        body: 'This is a scheduled notification',
        scheduledTime: DateTime.now().add(Duration(minutes: 5)),
        payload: 'scheduled_notification',
      );
      Fx.toast.success('Notification scheduled');
    } catch (e) {
      Fx.toast.error('Failed to schedule notification: $e');
    }
  }
}

Advanced Notification Features

class AdvancedNotificationService {
  // Show notification with custom style
  Future<void> showStyledNotification() async {
    try {
      await Fx.notifications.show(
        title: 'Styled Notification',
        body: 'This notification has custom styling',
        payload: 'styled_notification',
        style: NotificationStyle.bigPicture,
        largeIcon: 'assets/images/notification_icon.png',
        bigPicture: 'assets/images/notification_image.png',
        color: Colors.blue,
        importance: NotificationImportance.high,
        priority: NotificationPriority.high,
      );
      Fx.toast.success('Styled notification sent');
    } catch (e) {
      Fx.toast.error('Failed to send styled notification: $e');
    }
  }
  
  // Show progress notification
  Future<void> showProgressNotification() async {
    try {
      await Fx.notifications.show(
        title: 'Download Progress',
        body: 'Downloading file...',
        payload: 'download_progress',
        progress: 0,
        maxProgress: 100,
        indeterminate: false,
        ongoing: true,
        autoCancel: false,
      );
      
      // Update progress
      for (int i = 0; i <= 100; i += 10) {
        await Fx.notifications.updateProgress(
          id: 1,
          progress: i,
          body: 'Downloading file... $i%',
        );
        await Future.delayed(Duration(seconds: 1));
      }
      
      // Complete notification
      await Fx.notifications.updateProgress(
        id: 1,
        progress: 100,
        title: 'Download Complete',
        body: 'File downloaded successfully',
        ongoing: false,
      );
      
      Fx.toast.success('Progress notification completed');
    } catch (e) {
      Fx.toast.error('Failed to show progress notification: $e');
    }
  }
  
  // Show grouped notifications
  Future<void> showGroupedNotifications() async {
    try {
      // Show multiple notifications in a group
      await Fx.notifications.show(
        id: 1,
        title: 'New Email 1',
        body: 'You have a new email from sender1@example.com',
        payload: 'email_1',
        groupKey: 'emails',
        isGroupSummary: false,
      );
      
      await Fx.notifications.show(
        id: 2,
        title: 'New Email 2',
        body: 'You have a new email from sender2@example.com',
        payload: 'email_2',
        groupKey: 'emails',
        isGroupSummary: false,
      );
      
      // Show group summary
      await Fx.notifications.show(
        id: 0,
        title: 'New Emails',
        body: 'You have 2 new emails',
        payload: 'email_summary',
        groupKey: 'emails',
        isGroupSummary: true,
      );
      
      Fx.toast.success('Grouped notifications sent');
    } catch (e) {
      Fx.toast.error('Failed to send grouped notifications: $e');
    }
  }
}

Notification Management

class NotificationManagementService {
  // Cancel specific notification
  Future<void> cancelNotification(int id) async {
    try {
      await Fx.notifications.cancel(id);
      Fx.toast.success('Notification cancelled');
    } catch (e) {
      Fx.toast.error('Failed to cancel notification: $e');
    }
  }
  
  // Cancel all notifications
  Future<void> cancelAllNotifications() async {
    try {
      await Fx.notifications.cancelAll();
      Fx.toast.success('All notifications cancelled');
    } catch (e) {
      Fx.toast.error('Failed to cancel all notifications: $e');
    }
  }
  
  // Get pending notifications
  Future<List<PendingNotification>> getPendingNotifications() async {
    try {
      final notifications = await Fx.notifications.getPendingNotifications();
      return notifications;
    } catch (e) {
      Fx.toast.error('Failed to get pending notifications: $e');
      return [];
    }
  }
  
  // Check notification permission
  Future<bool> checkNotificationPermission() async {
    try {
      final isGranted = await Fx.notifications.isPermissionGranted();
      if (!isGranted) {
        final granted = await Fx.notifications.requestPermission();
        if (granted) {
          Fx.toast.success('Notification permission granted');
        } else {
          Fx.toast.error('Notification permission denied');
        }
        return granted;
      }
      return true;
    } catch (e) {
      Fx.toast.error('Failed to check notification permission: $e');
      return false;
    }
  }
}

Notification Channels (Android)

class NotificationChannelService {
  // Create notification channel
  Future<void> createNotificationChannel() async {
    try {
      await Fx.notifications.createChannel(
        id: 'important_channel',
        name: 'Important Notifications',
        description: 'Channel for important notifications',
        importance: NotificationImportance.high,
        sound: 'notification_sound.mp3',
        vibrationPattern: [0, 1000, 500, 1000],
        enableLights: true,
        enableVibration: true,
        ledColor: Colors.red,
      );
      Fx.toast.success('Notification channel created');
    } catch (e) {
      Fx.toast.error('Failed to create notification channel: $e');
    }
  }
  
  // Update notification channel
  Future<void> updateNotificationChannel() async {
    try {
      await Fx.notifications.updateChannel(
        id: 'important_channel',
        name: 'Updated Important Notifications',
        description: 'Updated channel for important notifications',
        importance: NotificationImportance.max,
      );
      Fx.toast.success('Notification channel updated');
    } catch (e) {
      Fx.toast.error('Failed to update notification channel: $e');
    }
  }
  
  // Delete notification channel
  Future<void> deleteNotificationChannel() async {
    try {
      await Fx.notifications.deleteChannel('important_channel');
      Fx.toast.success('Notification channel deleted');
    } catch (e) {
      Fx.toast.error('Failed to delete notification channel: $e');
    }
  }
}

Features

  • Local Notifications: Show immediate local notifications
  • Scheduled Notifications: Schedule notifications for specific times
  • Notification Actions: Add interactive actions to notifications
  • Progress Notifications: Show progress in notifications
  • Grouped Notifications: Group related notifications
  • Notification Channels: Android notification channel support
  • Custom Styling: Customize notification appearance
  • Permission Management: Handle notification permissions
  • Cross-Platform: Works on both iOS and Android

API Reference

Methods

  • initialize() - Initialize notification service
  • show() - Show immediate notification
  • schedule() - Schedule notification for later
  • cancel(int id) - Cancel specific notification
  • cancelAll() - Cancel all notifications
  • getPendingNotifications() - Get list of pending notifications
  • isPermissionGranted() - Check notification permission
  • requestPermission() - Request notification permission
  • createChannel() - Create notification channel (Android)
  • updateChannel() - Update notification channel (Android)
  • deleteChannel() - Delete notification channel (Android)

Notification Properties

  • title - Notification title
  • body - Notification body text
  • payload - Custom payload data
  • actions - List of notification actions
  • style - Notification style (default, big picture, big text)
  • importance - Notification importance level
  • priority - Notification priority
  • color - Notification color
  • largeIcon - Large notification icon
  • bigPicture - Big picture for big picture style

Error Handling

The notifications plugin provides comprehensive error handling:

try {
  await Fx.notifications.show(title: 'Test', body: 'Test notification');
} on NotificationException catch (e) {
  // Handle specific notification errors
  switch (e.type) {
    case NotificationErrorType.permissionDenied:
      Fx.toast.error('Notification permission denied');
      break;
    case NotificationErrorType.schedulingFailed:
      Fx.toast.error('Failed to schedule notification');
      break;
    case NotificationErrorType.channelError:
      Fx.toast.error('Notification channel error');
      break;
    default:
      Fx.toast.error('Notification error: $e');
  }
} catch (e) {
  Fx.toast.error('Unexpected notification error: $e');
}

Platform Configuration

Android

Add the following to your AndroidManifest.xml:

<uses-permission android:name="android.permission.POST_NOTIFICATIONS" />
<uses-permission android:name="android.permission.VIBRATE" />
<uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED"/>

iOS

Add the following to your Info.plist:

<key>UIBackgroundModes</key>
<array>
    <string>background-fetch</string>
    <string>remote-notification</string>
</array>

Security Considerations

  • All notification content is handled securely
  • Permission requests require explicit user consent
  • Sensitive data in payloads should be encrypted
  • Notification channels are properly managed
  • No unauthorized background notifications

License

This package is licensed under the MIT License. See the LICENSE file for details.

Libraries

fluxy_notifications