qsub

Description:

qsub

qsub #
Simple Flutter provided subscription to SSE (Server-Send Events) protocol, such as mercure
Simple Example #
import 'package:flutter/material.dart';
import 'package:qsub/qsub.dart';

void main() {
runApp(const MyApp());
}

class MyApp extends StatelessWidget {
const MyApp({Key? key}) : super(key: key);

@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'Flutter Demo',
theme: ThemeData(
primarySwatch: Colors.blue,
),
home: const HomePage(),
);
}
}

class HomePage extends StatefulWidget {
const HomePage({
Key? key,
}) : super(key: key);

@override
_HomePageState createState() => _HomePageState();
}

class _HomePageState extends State<HomePage> {
@override
Widget build(BuildContext context) {
return Scaffold(
body: Builder(
builder: (BuildContext context) {
return SafeArea(
child: Column(
children: <Widget>[
const Text('Start?'),
QSub(
url: Uri.http(
'mercure.pluto.dizoft.ru:8686',
'/.well-known/mercure',
<String, String>{
'topic':
'http://api.pluto.dizoft.ru/subscriptions/369fcd649fdb02ca42e88786a8c52f2156e1063bf1e30a2cc18451632c062ad8',
},
),
builder: (BuildContext context, List<QSubEvent> events) {
return Expanded(
child: ListView.builder(
itemCount: events.length,
itemBuilder: (BuildContext context, int index) {
final QSubEvent event = events.elementAt(index);

return ListTile(
title: Text(
event.data ?? '',
maxLines: 3,
overflow: TextOverflow.ellipsis,
),
);
},
),
);
},
),
],
),
);
},
),
);
}
}
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