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➕ Add webrtc deps

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This commit is contained in:
LittleSheep
2024-11-24 00:22:08 +08:00
parent 33be7182d8
commit ed32a31819
16 changed files with 273 additions and 59 deletions
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137
lib/screens/chat/call_room.dart Normal file
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@ -0,0 +1,137 @@
import 'dart:convert';
import 'package:dio/dio.dart';
import 'package:flutter/material.dart';
import 'package:flutter_webrtc/flutter_webrtc.dart';
import 'package:web_socket_channel/web_socket_channel.dart';
class CallRoomScreen extends StatefulWidget {
final String scope;
final String alias;
const CallRoomScreen({super.key, required this.scope, required this.alias});
@override
State<CallRoomScreen> createState() => _CallRoomScreenState();
}
const _kLocalWebRtcBaseUrl = 'http://localhost:8001';
class _CallRoomScreenState extends State<CallRoomScreen> {
RTCPeerConnection? _peerConnection;
MediaStream? _localStream;
WebSocketChannel? _wsChannel;
@override
void initState() {
super.initState();
_initWebRtc();
}
Future<void> _initWebRtc() async {
final client = Dio();
client.options.baseUrl = _kLocalWebRtcBaseUrl;
final configResp = await client.get('/.well-known/webrtc');
// Get user media (audio only)
_localStream = await navigator.mediaDevices.getUserMedia({
'audio': true,
'video': false,
});
// Configure Peer Connection
Map<String, dynamic> config = {
'iceServers': configResp.data['ice_servers']
};
_peerConnection = await createPeerConnection(config);
// Add local stream to peer connection
_peerConnection?.addStream(_localStream!);
// Listen for ICE candidates
_peerConnection?.onIceCandidate = (RTCIceCandidate candidate) {
print('New ICE candidate: ${candidate.candidate}');
// Send the candidate to the signaling server
};
// Handle remote stream
_peerConnection?.onAddStream = (MediaStream stream) {
print('Remote stream added');
// Play the remote stream
};
_wsChannel = WebSocketChannel.connect(
Uri.parse('$_kLocalWebRtcBaseUrl/webrtc'),
);
await _wsChannel!.ready;
_wsChannel!.stream.listen((event) {
final Map<String, dynamic> data = jsonDecode(event);
switch (data['type']) {
case 'offer':
_handleOffer(data);
break;
case 'answer':
_handleAnswer(data);
break;
case 'candidate':
_handleCandidate(data);
break;
}
});
}
Future<void> _handleOffer(Map<String, dynamic> data) async {
// Set remote description
final offer = RTCSessionDescription(data['sdp'], data['type']);
await _peerConnection?.setRemoteDescription(offer);
// Create and send answer
final answer = await _peerConnection?.createAnswer();
await _peerConnection?.setLocalDescription(answer!);
_wsChannel?.sink.add({
'type': 'answer',
'sdp': answer?.sdp,
});
}
Future<void> _handleAnswer(Map<String, dynamic> data) async {
// Set remote description
final answer = RTCSessionDescription(data['sdp'], data['type']);
await _peerConnection?.setRemoteDescription(answer);
}
Future<void> _handleCandidate(Map<String, dynamic> data) async {
// Add ICE candidate
final candidate = RTCIceCandidate(
data['candidate'],
data['sdpMid'],
data['sdpMLineIndex'],
);
await _peerConnection?.addCandidate(candidate);
}
@override
void dispose() {
_wsChannel?.sink.close();
_localStream?.dispose();
_peerConnection?.close();
super.dispose();
}
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(title: Text('Voice Chat')),
body: Center(
child: ElevatedButton(
onPressed: () {},
child: Text('Start Call'),
),
),
);
}
}

14
lib/screens/chat/room.dart
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@ -1,5 +1,7 @@
import 'package:easy_localization/easy_localization.dart';
import 'package:flutter/material.dart';
import 'package:go_router/go_router.dart';
import 'package:material_symbols_icons/symbols.dart';
import 'package:provider/provider.dart';
import 'package:styled_widget/styled_widget.dart';
import 'package:surface/controllers/chat_message_controller.dart';
@ -62,6 +64,18 @@ class _ChatRoomScreenState extends State<ChatRoomScreen> {
return Scaffold(
appBar: AppBar(
title: Text(_channel?.name ?? 'loading'.tr()),
actions: [
IconButton(
onPressed: () {
GoRouter.of(context).pushNamed('chatCallRoom', pathParameters: {
'scope': widget.scope,
'alias': widget.alias,
});
},
icon: const Icon(Symbols.voice_chat),
),
IconButton(onPressed: () {}, icon: const Icon(Symbols.more_vert)),
],
),
body: ListenableBuilder(
listenable: _messageController,

26
lib/screens/post/post_detail.dart
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@ -122,21 +122,25 @@ class _PostDetailScreenState extends State<PostDetailScreen> {
const SliverToBoxAdapter(child: Divider(height: 1)),
if (_data != null)
SliverToBoxAdapter(
child: Row(
crossAxisAlignment: CrossAxisAlignment.center,
children: [
const Icon(Symbols.comment, size: 24),
const Gap(16),
Text('postCommentsDetailed')
.plural(_data!.metric.replyCount)
.textStyle(Theme.of(context).textTheme.titleLarge!),
],
).padding(horizontal: 20, vertical: 12),
child: Container(
constraints: const BoxConstraints(maxWidth: 640),
child: Row(
crossAxisAlignment: CrossAxisAlignment.center,
children: [
const Icon(Symbols.comment, size: 24),
const Gap(16),
Text('postCommentsDetailed')
.plural(_data!.metric.replyCount)
.textStyle(Theme.of(context).textTheme.titleLarge!),
],
).padding(horizontal: 20, vertical: 12).center(),
),
),
if (_data != null && ua.isAuthorized)
SliverToBoxAdapter(
child: Container(
height: 240,
constraints: const BoxConstraints(maxWidth: 640),
decoration: BoxDecoration(
border: Border.symmetric(
horizontal: BorderSide(
@ -158,7 +162,7 @@ class _PostDetailScreenState extends State<PostDetailScreen> {
_childListKey.currentState!.refresh();
},
),
),
).center(),
),
if (_data != null)
PostCommentSliverList(