Update and format flutter_webrtc_demo.

packages/flutter_webrtc/CHANGELOG.md

@@ -3,6 +3,7 @@
 * Increase the minimum Flutter version to 3.3.
 * Update libwebrtc to m114 version.
 * Update flutter_webrtc to 0.9.46.
+* Update and format flutter_webrtc_demo.
 * Support the empty candidate for 'addIceCandidate' api.
 
 ## 0.1.2

packages/flutter_webrtc/example/flutter_webrtc_demo/README.md

@@ -1,25 +1,21 @@
 # flutter-webrtc-demo
-
  [![slack](https://img.shields.io/badge/join-us%20on%20slack-gray.svg?longCache=true&logo=slack&colorB=brightgreen)](https://join.slack.com/t/flutterwebrtc/shared_invite/zt-q83o7y1s-FExGLWEvtkPKM8ku_F8cEQ)
 
 Flutter WebRTC plugin Demo
 
-Online Demo: <https://demo.cloudwebrtc.com:8086/>
+Online Demo: https://flutter-webrtc.github.io/flutter-webrtc-demo/
 
 ## Usage
-
+- `cd flutter_webrtc_demo`
+- `flutter-tizen pub get`
 - `flutter-tizen run`
 
 ## Note
-
 - If you want to test `P2P Call Sample`, please use the [webrtc-flutter-server](https://github.com/cloudwebrtc/flutter-webrtc-server), and enter your server address into the example app.
 
 ## screenshots
-
-### iOS
-
+# iOS
 <img width="180" height="320" src="https://raw.githubusercontent.com/cloudwebrtc/flutter-webrtc-demo/master/screenshots/flutter-webrtc-ios-example.png"/> <img width="180" height="320" src="https://raw.githubusercontent.com/cloudwebrtc/flutter-webrtc-demo/master/screenshots/ios-01.jpeg"/> <img width="180" height="320" src="https://raw.githubusercontent.com/cloudwebrtc/flutter-webrtc-demo/master/screenshots/ios-02.jpeg"/>
 
-### Android
-
+# Android
 <img width="180" height="320" src="https://raw.githubusercontent.com/cloudwebrtc/flutter-webrtc-demo/master/screenshots/flutter-webrtc-android-example.png"/> <img width="180" height="320" src="https://raw.githubusercontent.com/cloudwebrtc/flutter-webrtc-demo/master/screenshots/android-01.png"/> <img width="180" height="320" src="https://raw.githubusercontent.com/cloudwebrtc/flutter-webrtc-demo/master/screenshots/android-02.png"/>

packages/flutter_webrtc/example/flutter_webrtc_demo/lib/main.dart

@@ -32,7 +32,7 @@ class _MyAppState extends State<MyApp> {
     _initItems();
   }
 
-  ListBody _buildRow(context, item) {
+  Widget _buildRow(context, item) {
     return ListBody(children: <Widget>[
       ListTile(
         title: Text(item.title),

packages/flutter_webrtc/example/flutter_webrtc_demo/lib/src/call_sample/call_sample.dart

@@ -24,7 +24,6 @@ class _CallSampleState extends State<CallSample> {
   final RTCVideoRenderer _remoteRenderer = RTCVideoRenderer();
   bool _inCalling = false;
   Session? _session;
-
   bool _waitAccept = false;
 
   @override
@@ -67,7 +66,7 @@ class _CallSampleState extends State<CallSample> {
           });
           break;
         case CallState.CallStateRinging:
-          var accept = await _showAcceptDialog();
+          bool? accept = await _showAcceptDialog();
           if (accept!) {
             _accept();
             setState(() {
@@ -92,7 +91,7 @@ class _CallSampleState extends State<CallSample> {
           break;
         case CallState.CallStateInvite:
           _waitAccept = true;
-          await _showInvateDialog();
+          await _showInviteDialog();
           break;
         case CallState.CallStateConnected:
           if (_waitAccept) {
@@ -156,7 +155,7 @@ class _CallSampleState extends State<CallSample> {
     );
   }
 
-  Future<bool?> _showInvateDialog() {
+  Future<bool?> _showInviteDialog() {
     return showDialog<bool?>(
       context: context,
       builder: (context) {
@@ -214,7 +213,7 @@ class _CallSampleState extends State<CallSample> {
       );
       if (source != null) {
         try {
-          var stream =
+          MediaStream stream =
               await navigator.mediaDevices.getDisplayMedia(<String, dynamic>{
             'video': {
               'deviceId': {'exact': source.id},
@@ -245,7 +244,7 @@ class _CallSampleState extends State<CallSample> {
   }
 
   ListBody _buildRow(context, peer) {
-    var self = peer['id'] == _selfId;
+    bool self = peer['id'] == _selfId;
     return ListBody(children: <Widget>[
       ListTile(
         title: Text(self

packages/flutter_webrtc/example/flutter_webrtc_demo/lib/src/call_sample/data_channel_sample.dart

@@ -25,7 +25,7 @@ class _DataChannelSampleState extends State<DataChannelSample> {
   RTCDataChannel? _dataChannel;
   Session? _session;
   Timer? _timer;
-  var _text = '';
+  String _text = '';
   bool _waitAccept = false;
 
   @override
@@ -69,7 +69,7 @@ class _DataChannelSampleState extends State<DataChannelSample> {
     );
   }
 
-  Future<bool?> _showInvateDialog() {
+  Future<bool?> _showInviteDialog() {
     return showDialog<bool?>(
       context: context,
       builder: (context) {
@@ -93,6 +93,7 @@ class _DataChannelSampleState extends State<DataChannelSample> {
   void _connect(BuildContext context) async {
     _signaling ??= Signaling(widget.host, context);
     await _signaling!.connect();
+
     _signaling?.onDataChannelMessage = (_, dc, RTCDataChannelMessage data) {
       setState(() {
         if (data.isBinary) {
@@ -140,7 +141,7 @@ class _DataChannelSampleState extends State<DataChannelSample> {
           break;
         case CallState.CallStateInvite:
           _waitAccept = true;
-          await _showInvateDialog();
+          await _showInviteDialog();
           break;
         case CallState.CallStateConnected:
           if (_waitAccept) {
@@ -152,7 +153,7 @@ class _DataChannelSampleState extends State<DataChannelSample> {
           });
           break;
         case CallState.CallStateRinging:
-          var accept = await _showAcceptDialog();
+          bool? accept = await _showAcceptDialog();
           if (accept!) {
             _accept();
             setState(() {
@@ -187,7 +188,7 @@ class _DataChannelSampleState extends State<DataChannelSample> {
   }
 
   Future<void> _handleDataChannelTest(Timer timer) async {
-    var text = 'Say hello ${timer.tick} times, from [$_selfId]';
+    String text = 'Say hello ${timer.tick} times, from [$_selfId]';
     await _dataChannel
         ?.send(RTCDataChannelMessage.fromBinary(Uint8List(timer.tick + 1)));
     await _dataChannel?.send(RTCDataChannelMessage(text));
@@ -203,8 +204,8 @@ class _DataChannelSampleState extends State<DataChannelSample> {
     _signaling?.bye(_session!.sid);
   }
 
-  ListBody _buildRow(context, peer) {
-    var self = peer['id'] == _selfId;
+  Widget _buildRow(context, peer) {
+    bool self = peer['id'] == _selfId;
     return ListBody(children: <Widget>[
       ListTile(
         title: Text(self
@@ -242,7 +243,7 @@ class _DataChannelSampleState extends State<DataChannelSample> {
       body: _inCalling
           ? Center(
               child: Container(
-                child: Text('Recevied => $_text'),
+                child: Text('Received => $_text'),
               ),
             )
           : ListView.builder(

packages/flutter_webrtc/example/flutter_webrtc_demo/lib/src/call_sample/random_string.dart

@@ -33,7 +33,7 @@ const UPPER_ALPHA_END = 90;
 /// Generates a random integer where [from] <= [to].
 int randomBetween(int from, int to) {
   if (from > to) throw Exception('$from cannot be > $to');
-  var rand = Random();
+  Random rand = Random();
   return ((to - from) * rand.nextDouble()).toInt() + from;
 }