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Nexacon Messaging SDK

Real-time messaging SDK for Nexacon — instant messaging with presence, typing indicators, delivery receipts, and message history.

Features

  • Real-time messaging — Send and receive messages instantly over WebSocket
  • Presence tracking — Online/offline/away/busy status for users
  • Typing indicators — Composing/paused chat state notifications (XEP-0085)
  • Delivery receipts — Automatic delivery confirmation (XEP-0184)
  • Read receipts — Manual read receipt sending
  • Message history — Fetch paginated message history via REST API with offset-based pagination
  • Auto-reconnect — Built-in reconnection with exponential backoff
  • Heartbeat/ping — Keeps connection alive with periodic pings

Platform Support

Android iOS Linux macOS Web Windows
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Quick Example

import 'package:nexacon_messaging/nexacon_messaging.dart';

final messaging = NexaconMessaging(
  apiKey: 'your-api-key',
  secretKey: 'your-secret-key',
);

final connected = await messaging.connect(
  nxid: '+255123456789@your-domain.com',
  password: 'nx-token',
  wsUrl: 'wss://your-domain.com/xmpp-websocket',
);

if (connected) {
  messaging.messageStream.listen((msg) {
    print('Message from ${msg.from}: ${msg.body}');
  });

  await messaging.sendMessage(
    to: '+255987654321',
    message: 'Hello!',
  );
}

Next Steps