345 lines
12 KiB
Dart
345 lines
12 KiB
Dart
import 'dart:async';
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import 'package:flutter/foundation.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter_background/flutter_background.dart';
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import 'package:flutter_webrtc/flutter_webrtc.dart';
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import 'package:livekit_client/livekit_client.dart';
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import 'package:flutter_gen/gen_l10n/app_localizations.dart';
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class ControlsWidget extends StatefulWidget {
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final Room room;
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final LocalParticipant participant;
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const ControlsWidget(
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this.room,
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this.participant, {
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super.key,
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});
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@override
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State<StatefulWidget> createState() => _ControlsWidgetState();
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}
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class _ControlsWidgetState extends State<ControlsWidget> {
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CameraPosition position = CameraPosition.front;
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List<MediaDevice>? _audioInputs;
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List<MediaDevice>? _audioOutputs;
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List<MediaDevice>? _videoInputs;
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StreamSubscription? _subscription;
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bool _speakerphoneOn = false;
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@override
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void initState() {
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super.initState();
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participant.addListener(onChange);
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_subscription = Hardware.instance.onDeviceChange.stream.listen((List<MediaDevice> devices) {
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revertDevices(devices);
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});
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Hardware.instance.enumerateDevices().then(revertDevices);
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_speakerphoneOn = Hardware.instance.speakerOn ?? false;
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}
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@override
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void dispose() {
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_subscription?.cancel();
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participant.removeListener(onChange);
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super.dispose();
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}
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LocalParticipant get participant => widget.participant;
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void revertDevices(List<MediaDevice> devices) async {
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_audioInputs = devices.where((d) => d.kind == 'audioinput').toList();
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_audioOutputs = devices.where((d) => d.kind == 'audiooutput').toList();
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_videoInputs = devices.where((d) => d.kind == 'videoinput').toList();
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setState(() {});
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}
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void onChange() => setState(() {});
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bool get isMuted => participant.isMuted;
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void disableAudio() async {
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await participant.setMicrophoneEnabled(false);
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}
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Future<void> enableAudio() async {
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await participant.setMicrophoneEnabled(true);
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}
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void disableVideo() async {
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await participant.setCameraEnabled(false);
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}
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void enableVideo() async {
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await participant.setCameraEnabled(true);
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}
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void selectAudioOutput(MediaDevice device) async {
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await widget.room.setAudioOutputDevice(device);
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setState(() {});
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}
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void selectAudioInput(MediaDevice device) async {
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await widget.room.setAudioInputDevice(device);
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setState(() {});
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}
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void selectVideoInput(MediaDevice device) async {
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await widget.room.setVideoInputDevice(device);
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setState(() {});
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}
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void setSpeakerphoneOn() {
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_speakerphoneOn = !_speakerphoneOn;
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Hardware.instance.setSpeakerphoneOn(_speakerphoneOn);
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setState(() {});
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}
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void toggleCamera() async {
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final track = participant.videoTrackPublications.firstOrNull?.track;
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if (track == null) return;
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try {
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final newPosition = position.switched();
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await track.setCameraPosition(newPosition);
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setState(() {
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position = newPosition;
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});
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} catch (error) {
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return;
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}
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}
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void enableScreenShare() async {
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if (lkPlatformIsDesktop()) {
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try {
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final source = await showDialog<DesktopCapturerSource>(
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context: context,
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builder: (context) => ScreenSelectDialog(),
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);
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if (source == null) {
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return;
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}
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var track = await LocalVideoTrack.createScreenShareTrack(
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ScreenShareCaptureOptions(
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sourceId: source.id,
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maxFrameRate: 15.0,
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),
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);
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await participant.publishVideoTrack(track);
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} catch (e) {
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final message = e.toString();
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ScaffoldMessenger.of(context).showSnackBar(SnackBar(
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content: Text('Something went wrong... $message'),
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));
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}
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return;
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}
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if (lkPlatformIs(PlatformType.android)) {
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requestBackgroundPermission([bool isRetry = false]) async {
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try {
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bool hasPermissions = await FlutterBackground.hasPermissions;
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if (!isRetry) {
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const androidConfig = FlutterBackgroundAndroidConfig(
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notificationTitle: 'Screen Sharing',
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notificationText: 'A Solar Messager\'s Call is sharing your screen',
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notificationImportance: AndroidNotificationImportance.Default,
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notificationIcon: AndroidResource(name: 'launcher_icon', defType: 'mipmap'),
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);
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hasPermissions = await FlutterBackground.initialize(androidConfig: androidConfig);
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}
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if (hasPermissions && !FlutterBackground.isBackgroundExecutionEnabled) {
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await FlutterBackground.enableBackgroundExecution();
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}
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} catch (e) {
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if (!isRetry) {
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return await Future<void>.delayed(const Duration(seconds: 1), () => requestBackgroundPermission(true));
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}
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}
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}
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await requestBackgroundPermission();
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}
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if (lkPlatformIs(PlatformType.iOS)) {
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var track = await LocalVideoTrack.createScreenShareTrack(
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const ScreenShareCaptureOptions(
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useiOSBroadcastExtension: true,
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maxFrameRate: 30.0,
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),
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);
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await participant.publishVideoTrack(track);
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return;
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}
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if (lkPlatformIsWebMobile()) {
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ScaffoldMessenger.of(context).showSnackBar(const SnackBar(
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content: Text('Screen share is not supported mobile platform.'),
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));
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return;
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}
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await participant.setScreenShareEnabled(true, captureScreenAudio: true);
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}
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void disableScreenShare() async {
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await participant.setScreenShareEnabled(false);
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if (lkPlatformIs(PlatformType.android)) {
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// Android specific
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try {
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await FlutterBackground.disableBackgroundExecution();
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} catch (_) {}
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}
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}
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@override
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Widget build(BuildContext context) {
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return Padding(
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padding: const EdgeInsets.symmetric(
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vertical: 15,
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horizontal: 15,
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),
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child: Wrap(
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alignment: WrapAlignment.center,
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spacing: 5,
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runSpacing: 5,
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children: [
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if (participant.isMicrophoneEnabled())
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if (lkPlatformIs(PlatformType.android))
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IconButton(
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onPressed: disableAudio,
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icon: const Icon(Icons.mic),
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tooltip: AppLocalizations.of(context)!.chatCallMute,
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)
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else
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PopupMenuButton<MediaDevice>(
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icon: const Icon(Icons.settings_voice),
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itemBuilder: (BuildContext context) {
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return [
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PopupMenuItem<MediaDevice>(
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value: null,
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onTap: isMuted ? enableAudio : disableAudio,
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child: ListTile(
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leading: const Icon(Icons.mic_off),
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title: Text(AppLocalizations.of(context)!.chatCallMute),
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),
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),
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if (_audioInputs != null)
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..._audioInputs!.map((device) {
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return PopupMenuItem<MediaDevice>(
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value: device,
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child: ListTile(
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leading: (device.deviceId == widget.room.selectedAudioInputDeviceId)
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? const Icon(Icons.check_box_outlined)
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: const Icon(Icons.check_box_outline_blank),
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title: Text(device.label),
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),
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onTap: () => selectAudioInput(device),
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);
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})
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];
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},
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)
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else
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IconButton(
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onPressed: enableAudio,
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icon: const Icon(Icons.mic_off),
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tooltip: AppLocalizations.of(context)!.chatCallUnMute,
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),
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if (!lkPlatformIs(PlatformType.iOS))
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PopupMenuButton<MediaDevice>(
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icon: const Icon(Icons.volume_up),
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itemBuilder: (BuildContext context) {
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return [
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const PopupMenuItem<MediaDevice>(
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value: null,
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child: ListTile(
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leading: Icon(Icons.speaker),
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title: Text('Select Audio Output'),
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),
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),
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if (_audioOutputs != null)
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..._audioOutputs!.map((device) {
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return PopupMenuItem<MediaDevice>(
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value: device,
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child: ListTile(
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leading: (device.deviceId == widget.room.selectedAudioOutputDeviceId)
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? const Icon(Icons.check_box_outlined)
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: const Icon(Icons.check_box_outline_blank),
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title: Text(device.label),
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),
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onTap: () => selectAudioOutput(device),
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);
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})
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];
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},
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),
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if (!kIsWeb && lkPlatformIs(PlatformType.iOS))
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IconButton(
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disabledColor: Colors.grey,
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onPressed: Hardware.instance.canSwitchSpeakerphone ? setSpeakerphoneOn : null,
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icon: Icon(_speakerphoneOn ? Icons.speaker_phone : Icons.phone_android),
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tooltip: AppLocalizations.of(context)!.chatCallChangeSpeaker,
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),
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if (participant.isCameraEnabled())
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PopupMenuButton<MediaDevice>(
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icon: const Icon(Icons.videocam_sharp),
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itemBuilder: (BuildContext context) {
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return [
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PopupMenuItem<MediaDevice>(
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value: null,
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onTap: disableVideo,
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child: ListTile(
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leading: const Icon(Icons.videocam_off),
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title: Text(AppLocalizations.of(context)!.chatCallVideoOff),
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),
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),
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if (_videoInputs != null)
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..._videoInputs!.map((device) {
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return PopupMenuItem<MediaDevice>(
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value: device,
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child: ListTile(
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leading: (device.deviceId == widget.room.selectedVideoInputDeviceId)
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? const Icon(Icons.check_box_outlined)
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: const Icon(Icons.check_box_outline_blank),
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title: Text(device.label),
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),
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onTap: () => selectVideoInput(device),
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);
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})
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];
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},
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)
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else
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IconButton(
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onPressed: enableVideo,
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icon: const Icon(Icons.videocam_off),
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tooltip: AppLocalizations.of(context)!.chatCallVideoOn,
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),
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IconButton(
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icon: Icon(position == CameraPosition.back ? Icons.video_camera_back : Icons.video_camera_front),
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onPressed: () => toggleCamera(),
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tooltip: AppLocalizations.of(context)!.chatCallVideoFlip,
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),
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if (participant.isScreenShareEnabled())
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IconButton(
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icon: const Icon(Icons.monitor_outlined),
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onPressed: () => disableScreenShare(),
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tooltip: AppLocalizations.of(context)!.chatCallScreenOff,
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)
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else
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IconButton(
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icon: const Icon(Icons.monitor),
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onPressed: () => enableScreenShare(),
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tooltip: AppLocalizations.of(context)!.chatCallScreenOn,
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),
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],
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),
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);
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}
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}
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