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main.dart
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import 'dart:io';
import 'package:flutter/material.dart';
import 'package:internal_http_server/internal_http_server.dart';
import 'package:internal_http_server/logger.dart';
void main() {
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: 'Internal HTTP Server Demo',
theme: ThemeData(
// This is the theme of your application.
//
// TRY THIS: Try running your application with "flutter run". You'll see
// the application has a purple toolbar. Then, without quitting the app,
// try changing the seedColor in the colorScheme below to Colors.green
// and then invoke "hot reload" (save your changes or press the "hot
// reload" button in a Flutter-supported IDE, or press "r" if you used
// the command line to start the app).
//
// Notice that the counter didn't reset back to zero; the application
// state is not lost during the reload. To reset the state, use hot
// restart instead.
//
// This works for code too, not just values: Most code changes can be
// tested with just a hot reload.
colorScheme: ColorScheme.fromSeed(seedColor: Colors.deepPurple),
useMaterial3: true,
),
home: const MyHomePage(title: 'Internal HTTP Server Demo'),
);
}
}
class MyHomePage extends StatefulWidget {
const MyHomePage({super.key, required this.title});
// This widget is the home page of your application. It is stateful, meaning
// that it has a State object (defined below) that contains fields that affect
// how it looks.
// This class is the configuration for the state. It holds the values (in this
// case the title) provided by the parent (in this case the App widget) and
// used by the build method of the State. Fields in a Widget subclass are
// always marked "final".
final String title;
@override
State<MyHomePage> createState() => _MyHomePageState();
}
class _MyHomePageState extends State<MyHomePage> {
var isListening = false;
String buttonLabel = 'Start';
final String server_description = ''' Description:
<ul>
<li>
You can put your <strong>webserver</strong> description here
</li>
<li>
It's support any <strong style='color:red'>HTML</strong>, you can describe what you want to say
</li>
</ul>
How to use:
<ul>
<li>1. You can drag and drop the file here or click the 'Upload File' button to upload</li>
<li>2. It's support larger file</li>
<li>3. You can upload multiple files once time</li>
</ul>
''';
InternalHttpServer server = InternalHttpServer(
title: 'Testing Web Server',
address: InternetAddress.anyIPv4,
port: 8080,
logger: const DebugLogger(),
);
@override
Widget build(BuildContext context) {
// set the description
server.setDescription(server_description);
// This method is rerun every time setState is called, for instance as done
// by the _incrementCounter method above.
//
// The Flutter framework has been optimized to make rerunning build methods
// fast, so that you can just rebuild anything that needs updating rather
// than having to individually change instances of widgets.
return Scaffold(
appBar: AppBar(
// TRY THIS: Try changing the color here to a specific color (to
// Colors.amber, perhaps?) and trigger a hot reload to see the AppBar
// change color while the other colors stay the same.
backgroundColor: Theme.of(context).colorScheme.inversePrimary,
// Here we take the value from the MyHomePage object that was created by
// the App.build method, and use it to set our appbar title.
title: Text(widget.title),
),
body: Center(
child: Column(
children: [
const SizedBox(
height: 50,
),
const SizedBox(
width: 300,
child: Text(
'Please connect to the same wifi network and you can access the below address in your browser from PC',
style: TextStyle(fontSize: 20),
),
),
const SizedBox(
height: 50,
),
FutureBuilder(
future: getCurrentIP(),
builder: (context, snapshot) {
if (snapshot.hasData) {
return Text(
'http://${snapshot.data!}:8080',
style: const TextStyle(fontSize: 20),
);
}
return const Text('Can not find the WIFI address');
}),
const SizedBox(
height: 50,
),
SizedBox(
width: 200,
child: ElevatedButton(
child: Text(buttonLabel),
onPressed: () {
if (isListening) {
stopServer();
} else {
startServer();
}
},
),
),
],
),
), // This trailing comma makes auto-formatting nicer for build methods.
);
}
Future<String> getCurrentIP() async {
// Getting WIFI IP Details
String currentIP = '';
try {
for (var interface in await NetworkInterface.list()) {
for (var addr in interface.addresses) {
print(
'Name: ${interface.name} IP Address: ${addr.address} IPV4: ${InternetAddress.anyIPv4}');
if (addr.type == InternetAddressType.IPv4 &&
addr.address.startsWith('192')) {
currentIP = addr.address;
}
}
}
} catch (e) {
debugPrint(e.toString());
}
// print('currentIP========: $currentIP');
return currentIP;
}
startServer() async {
server.serve().then((value) {
setState(() {
isListening = true;
buttonLabel = 'Stop';
});
});
}
stopServer() async {
server.stop().then((value) {
setState(() {
isListening = false;
buttonLabel = 'Start';
});
});
}
}