✨ Call
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242
lib/widgets/chat/call/call_participant.dart
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242
lib/widgets/chat/call/call_participant.dart
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import 'dart:convert';
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import 'package:flutter/material.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:surface/types/account.dart';
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import 'package:surface/types/chat.dart';
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import 'package:surface/widgets/chat/call/call_no_content.dart';
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import 'package:surface/widgets/chat/call/call_participant_info.dart';
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import 'package:surface/widgets/chat/call/call_participant_menu.dart';
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import 'package:surface/widgets/chat/call/call_participant_stats.dart';
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abstract class ParticipantWidget extends StatefulWidget {
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static ParticipantWidget widgetFor(ParticipantTrack participantTrack,
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{bool isFixed = false, bool showStatsLayer = false}) {
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if (participantTrack.participant is LocalParticipant) {
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return LocalParticipantWidget(
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participantTrack.participant as LocalParticipant,
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participantTrack.videoTrack,
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isFixed,
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participantTrack.isScreenShare,
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showStatsLayer,
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);
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} else if (participantTrack.participant is RemoteParticipant) {
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return RemoteParticipantWidget(
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participantTrack.participant as RemoteParticipant,
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participantTrack.videoTrack,
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isFixed,
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participantTrack.isScreenShare,
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showStatsLayer,
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);
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}
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throw UnimplementedError('Unknown participant type');
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}
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abstract final Participant participant;
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abstract final VideoTrack? videoTrack;
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abstract final bool isScreenShare;
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abstract final bool isFixed;
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abstract final bool showStatsLayer;
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final VideoQuality quality;
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const ParticipantWidget({
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super.key,
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this.quality = VideoQuality.MEDIUM,
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});
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}
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class LocalParticipantWidget extends ParticipantWidget {
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@override
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final LocalParticipant participant;
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@override
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final VideoTrack? videoTrack;
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@override
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final bool isFixed;
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@override
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final bool isScreenShare;
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@override
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final bool showStatsLayer;
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const LocalParticipantWidget(
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this.participant,
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this.videoTrack,
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this.isFixed,
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this.isScreenShare,
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this.showStatsLayer, {
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super.key,
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});
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@override
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State<StatefulWidget> createState() => _LocalParticipantWidgetState();
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}
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class RemoteParticipantWidget extends ParticipantWidget {
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@override
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final RemoteParticipant participant;
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@override
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final VideoTrack? videoTrack;
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@override
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final bool isFixed;
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@override
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final bool isScreenShare;
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@override
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final bool showStatsLayer;
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const RemoteParticipantWidget(
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this.participant,
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this.videoTrack,
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this.isFixed,
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this.isScreenShare,
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this.showStatsLayer, {
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super.key,
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});
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@override
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State<StatefulWidget> createState() => _RemoteParticipantWidgetState();
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}
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abstract class _ParticipantWidgetState<T extends ParticipantWidget>
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extends State<T> {
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VideoTrack? get _activeVideoTrack;
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TrackPublication? get _firstAudioPublication;
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SnAccount? _userinfoMetadata;
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@override
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void initState() {
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super.initState();
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widget.participant.addListener(onParticipantChanged);
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onParticipantChanged();
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}
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@override
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void dispose() {
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widget.participant.removeListener(onParticipantChanged);
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super.dispose();
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}
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@override
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void didUpdateWidget(covariant T oldWidget) {
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oldWidget.participant.removeListener(onParticipantChanged);
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widget.participant.addListener(onParticipantChanged);
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onParticipantChanged();
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super.didUpdateWidget(oldWidget);
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}
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void onParticipantChanged() {
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setState(() {
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if (widget.participant.metadata != null) {
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_userinfoMetadata = SnAccount.fromJson(
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jsonDecode(widget.participant.metadata!),
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);
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}
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});
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}
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@override
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Widget build(BuildContext ctx) {
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return Stack(
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children: [
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_activeVideoTrack != null && !_activeVideoTrack!.muted
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? VideoTrackRenderer(
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_activeVideoTrack!,
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fit: RTCVideoViewObjectFit.RTCVideoViewObjectFitContain,
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)
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: NoContentWidget(
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userinfo: _userinfoMetadata,
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isFixed: widget.isFixed,
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isSpeaking: widget.participant.isSpeaking,
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),
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if (widget.showStatsLayer)
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Positioned(
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top: 30,
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right: 30,
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child: ParticipantStatsWidget(participant: widget.participant),
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),
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Align(
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alignment: Alignment.bottomCenter,
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.stretch,
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mainAxisSize: MainAxisSize.min,
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children: [
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ParticipantInfoWidget(
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title: widget.participant.name.isNotEmpty
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? widget.participant.name
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: widget.participant.identity,
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audioAvailable: _firstAudioPublication?.muted == false &&
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_firstAudioPublication?.subscribed == true,
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connectionQuality: widget.participant.connectionQuality,
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isScreenShare: widget.isScreenShare,
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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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}
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}
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class _LocalParticipantWidgetState
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extends _ParticipantWidgetState<LocalParticipantWidget> {
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@override
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LocalTrackPublication<LocalAudioTrack>? get _firstAudioPublication =>
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widget.participant.audioTrackPublications.firstOrNull;
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@override
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VideoTrack? get _activeVideoTrack => widget.videoTrack;
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}
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class _RemoteParticipantWidgetState
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extends _ParticipantWidgetState<RemoteParticipantWidget> {
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@override
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RemoteTrackPublication<RemoteAudioTrack>? get _firstAudioPublication =>
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widget.participant.audioTrackPublications.firstOrNull;
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@override
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VideoTrack? get _activeVideoTrack => widget.videoTrack;
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}
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class InteractiveParticipantWidget extends StatelessWidget {
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final double? width;
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final double? height;
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final Color? color;
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final bool isFixedAvatar;
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final ParticipantTrack participant;
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final Function() onTap;
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const InteractiveParticipantWidget({
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super.key,
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this.width,
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this.height,
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this.color,
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this.isFixedAvatar = false,
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required this.participant,
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required this.onTap,
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});
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@override
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Widget build(BuildContext context) {
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return GestureDetector(
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child: Container(
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width: width,
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height: height,
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color: color,
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child: ParticipantWidget.widgetFor(participant, isFixed: isFixedAvatar),
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),
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onTap: () => onTap(),
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onLongPress: () {
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if (participant.participant is LocalParticipant) return;
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showModalBottomSheet(
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context: context,
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builder: (context) => ParticipantMenu(
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participant: participant.participant as RemoteParticipant,
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videoTrack: participant.videoTrack,
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isScreenShare: participant.isScreenShare,
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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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