import 'package:flutter/material.dart'; import 'package:logging/logging.dart'; import 'package:moxdns/moxdns.dart'; import 'package:moxxmpp/moxxmpp.dart'; import 'package:moxxmpp_socket_tcp/moxxmpp_socket_tcp.dart'; class ExampleTcpSocketWrapper extends TCPSocketWrapper { ExampleTcpSocketWrapper() : super(false); @override Future> srvQuery(String domain, bool dnssec) async { final records = await MoxdnsPlugin.srvQuery(domain, false); return records .map((record) => MoxSrvRecord( record.priority, record.weight, record.target, record.port, ),) .toList(); } } void main() { Logger.root.level = Level.ALL; Logger.root.onRecord.listen((record) { print('${record.level.name}: ${record.time}: ${record.message}'); }); runApp(const MyApp()); } class MyApp extends StatelessWidget { const MyApp({super.key}); // This widget is the root of your application. @override Widget build(BuildContext context) { return MaterialApp( title: 'Moxxmpp Demo', theme: ThemeData(primarySwatch: Colors.blue), home: const MyHomePage(title: 'Moxxmpp Demo Home Page'), ); } } class MyHomePage extends StatefulWidget { const MyHomePage({super.key, required this.title}); final String title; @override State createState() => _MyHomePageState(); } class _MyHomePageState extends State { final XmppConnection connection = XmppConnection( RandomBackoffReconnectionPolicy(1, 60), AlwaysConnectedConnectivityManager(), //ExampleTcpSocketWrapper(), // this causes the app to crash TCPSocketWrapper(true), // Note: you probably want this to be false in a real app ); TextEditingController jidController = TextEditingController(); TextEditingController passwordController = TextEditingController(); bool connected = false; bool loading = false; _MyHomePageState() : super() { connection ..registerManagers([ StreamManagementManager(), DiscoManager([]), RosterManager(TestingRosterStateManager("", [])), PingManager(), MessageManager(), PresenceManager(), ]) ..registerFeatureNegotiators([ ResourceBindingNegotiator(), StartTlsNegotiator(), StreamManagementNegotiator(), CSINegotiator(), RosterFeatureNegotiator(), SaslPlainNegotiator(), SaslScramNegotiator(10, '', '', ScramHashType.sha512), SaslScramNegotiator(9, '', '', ScramHashType.sha256), SaslScramNegotiator(8, '', '', ScramHashType.sha1), ]); } Future _buttonPressed() async { if (connected) { await connection.disconnect(); setState(() {connected = false;}); return; } setState(() {loading = true;}); connection.setConnectionSettings( ConnectionSettings( jid: JID.fromString(jidController.text), password: passwordController.text, useDirectTLS: true, allowPlainAuth: true, // otherwise, connecting to some servers will // cause an app to hang ), ); final result = await connection.connectAwaitable(); setState(() {connected = result.success; loading = false;}); if (result.error != null) { print(result.error); if (context.mounted) { showDialog(context: context, builder: (_) => AlertDialog( title: const Text('Error'), content: Text(result.error.toString()), )); } } } @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar( title: Text(widget.title), backgroundColor: connected ? Colors.green : Colors.deepPurple[800], foregroundColor: connected ? Colors.black : Colors.white, ), body: Center( child: Column( mainAxisAlignment: MainAxisAlignment.center, children: [ TextField( enabled: !loading, controller: jidController, decoration: InputDecoration( labelText: 'JID', ), ), TextField( enabled: !loading, controller: passwordController, decoration: InputDecoration( labelText: 'Password', ), obscureText: true, ), ], ), ), floatingActionButton: FloatingActionButton.extended( onPressed: _buttonPressed, label: Text(connected ? 'Disconnect' : 'Connect'), backgroundColor: Colors.blue, foregroundColor: Colors.white, tooltip: 'Connect', icon: const Icon(Icons.power), ), ); } }