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Qlyra/lib/frontend/screens/calls/call_screen.dart
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import 'dart:async';
import 'dart:math' show cos, pi;
import 'package:cached_network_image/cached_network_image.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter_webrtc/flutter_webrtc.dart'
show
Helper,
MediaStream,
RTCVideoRenderer,
RTCVideoValue,
RTCVideoView,
RTCVideoViewObjectFit;
import 'package:material_symbols_icons/symbols.dart';
import '../../../backend/modules/messages.dart' show ContactCache;
import '../../../core/cache/info_cache.dart';
import '../../../core/calls/call_controller.dart';
import '../../../core/calls/call_info.dart';
import '../../../core/calls/call_session.dart';
import '../../../core/utils/format.dart';
const Color _kEndRed = Color(0xFFE5484D);
const Color _kAcceptGreen = Color(0xFF2EC36B);
class CallScreen extends StatefulWidget {
final String name;
final String? avatarUrl;
final CallSession? session;
final IncomingCall? incoming;
const CallScreen({
super.key,
required this.name,
this.avatarUrl,
this.session,
this.incoming,
});
@override
State<CallScreen> createState() => _CallScreenState();
}
class _CallScreenState extends State<CallScreen>
with TickerProviderStateMixin {
CallSession? _session;
StreamSubscription<CallSessionState>? _stateSub;
StreamSubscription<void>? _infoSub;
StreamSubscription<MediaStream>? _remoteStreamSub;
CallSessionState _state = CallSessionState.connecting;
bool _incomingPending = false;
bool _isMuted = false;
bool _isSpeaker = false;
late final AnimationController _dotsController;
late final AnimationController _videoController;
final RTCVideoRenderer _remoteRenderer = RTCVideoRenderer();
bool _rendererReady = false;
bool _videoAttached = false;
MediaStream? _pendingStream;
Color? _seedKey;
ColorScheme? _scheme;
late String _name = widget.name;
late String? _avatarUrl = widget.avatarUrl;
@override
void initState() {
super.initState();
_dotsController = AnimationController(
vsync: this,
duration: const Duration(milliseconds: 1400),
)..repeat();
_videoController = AnimationController(
vsync: this,
duration: const Duration(milliseconds: 420),
);
_initRenderer();
_incomingPending = widget.session == null && widget.incoming != null;
if (widget.session != null) _bind(widget.session!);
final incoming = widget.incoming;
if (incoming != null && (_name.isEmpty || _avatarUrl == null)) {
_resolvePeerInfo(incoming.callerId);
}
}
Future<void> _resolvePeerInfo(int id) async {
var name = ContactCache.get(id);
var avatar = ContactCache.getAvatar(id);
if (name == null || avatar == null) {
final info = await ContactInfoFetch.get(id);
if (info != null) {
name ??= _contactName(info);
avatar ??= info['baseUrl'] as String?;
if (name != null) ContactCache.put(id, name);
ContactCache.putAvatar(id, avatar);
}
}
if (!mounted) return;
setState(() {
if (name != null && name.isNotEmpty) _name = name;
if (avatar != null && avatar.isNotEmpty) _avatarUrl = avatar;
});
}
String? _contactName(Map<String, dynamic> info) {
final names = info['names'];
if (names is! List) return null;
Map? pick;
for (final n in names) {
if (n is! Map) continue;
pick ??= n;
if (n['type'] == 'ONEME') {
pick = n;
break;
}
}
if (pick == null) return null;
final first = (pick['firstName'] as String?) ?? '';
final last = pick['lastName'] as String?;
final full = (last != null && last.isNotEmpty) ? '$first $last' : first;
return full.trim().isEmpty ? null : full.trim();
}
Future<void> _initRenderer() async {
await _remoteRenderer.initialize();
if (!mounted) return;
_rendererReady = true;
if (_pendingStream != null) {
_remoteRenderer.srcObject = _pendingStream;
_pendingStream = null;
}
setState(() {});
}
void _attachStream(MediaStream stream) {
if (!_rendererReady) {
_pendingStream = stream;
return;
}
final hasVideo = stream.getVideoTracks().isNotEmpty;
if (!identical(_remoteRenderer.srcObject, stream)) {
_remoteRenderer.srcObject = stream;
} else if (hasVideo && !_videoAttached) {
_remoteRenderer.srcObject = null;
_remoteRenderer.srcObject = stream;
} else {
return;
}
if (hasVideo) _videoAttached = true;
if (mounted) setState(() {});
}
void _syncVideo() {
if (_session?.peerVideo == true) {
_videoController.forward();
} else {
_videoController.reverse();
}
}
ColorScheme _darkScheme(BuildContext context) {
final seed = Theme.of(context).colorScheme.primary;
if (_seedKey != seed || _scheme == null) {
_seedKey = seed;
_scheme = ColorScheme.fromSeed(
seedColor: seed,
brightness: Brightness.dark,
);
}
return _scheme!;
}
void _bind(CallSession session) {
_session = session;
_state = session.currentState;
_stateSub = session.stateStream.listen(_onState);
_infoSub = session.infoUpdates.listen((_) {
if (!mounted) return;
_syncVideo();
setState(() {});
});
_remoteStreamSub = session.remoteStreamStream.listen(_attachStream);
final existing = session.remoteStream;
if (existing != null) _attachStream(existing);
_syncVideo();
}
void _onState(CallSessionState state) {
if (!mounted) return;
setState(() => _state = state);
if (state == CallSessionState.ended) _close();
}
Future<void> _accept() async {
final incoming = widget.incoming;
if (incoming == null) return;
setState(() {
_incomingPending = false;
_state = CallSessionState.connecting;
});
try {
final session = await CallController.instance.acceptIncoming(incoming);
if (!mounted) return;
_bind(session);
} catch (_) {
_close();
}
}
Future<void> _decline() async {
final incoming = widget.incoming;
if (incoming != null) {
await CallController.instance.rejectIncoming(incoming);
}
_close();
}
Future<void> _hangup() async {
final session = _session;
if (session != null) {
await session.hangup();
}
_close();
}
void _close() {
if (!mounted) return;
Navigator.of(context).maybePop();
}
Future<void> _toggleMute() async {
final next = !_isMuted;
setState(() => _isMuted = next);
await _session?.setMuted(next);
}
Future<void> _toggleSpeaker() async {
final next = !_isSpeaker;
setState(() => _isSpeaker = next);
await Helper.setSpeakerphoneOn(next);
}
@override
void dispose() {
_stateSub?.cancel();
_infoSub?.cancel();
_remoteStreamSub?.cancel();
_dotsController.dispose();
_videoController.dispose();
_remoteRenderer.srcObject = null;
_remoteRenderer.dispose();
super.dispose();
}
void _showInfoSheet() {
final cs = _darkScheme(context);
showModalBottomSheet<void>(
context: context,
isScrollControlled: true,
showDragHandle: true,
backgroundColor: cs.surfaceContainerHigh,
shape: const RoundedRectangleBorder(
borderRadius: BorderRadius.vertical(top: Radius.circular(24)),
),
builder: (_) => Theme(
data: Theme.of(context).copyWith(colorScheme: cs),
child: _CallInfoSheet(
session: _session,
incoming: widget.incoming,
name: _displayName,
renderer: _remoteRenderer,
),
),
);
}
@override
Widget build(BuildContext context) {
final cs = _darkScheme(context);
return Theme(
data: Theme.of(context).copyWith(colorScheme: cs),
child: AnnotatedRegion<SystemUiOverlayStyle>(
value: SystemUiOverlayStyle.light.copyWith(
statusBarColor: Colors.transparent,
systemNavigationBarColor: cs.surface,
systemNavigationBarIconBrightness: Brightness.light,
),
child: Scaffold(
backgroundColor: cs.surface,
body: AnimatedBuilder(
animation: _videoController,
builder: (context, _) => _buildBody(cs),
),
),
),
);
}
Widget _buildBody(ColorScheme cs) {
final t = Curves.easeInOut.transform(_videoController.value);
final peerBar = _peerStateBar(cs);
final showVideo = t > 0.001 && _remoteRenderer.srcObject != null;
return Stack(
fit: StackFit.expand,
children: [
if (showVideo)
Center(
child: Opacity(
opacity: t,
child: FractionallySizedBox(
widthFactor: 0.62 + 0.38 * t,
heightFactor: 0.46 + 0.54 * t,
child: ClipRRect(
borderRadius: BorderRadius.circular(24 * (1 - t)),
child: ValueListenableBuilder<RTCVideoValue>(
valueListenable: _remoteRenderer,
builder: (context, value, _) {
final ar = value.aspectRatio > 0
? value.aspectRatio
: 16 / 9;
return Center(
child: AspectRatio(
aspectRatio: ar,
child: RepaintBoundary(
child: RTCVideoView(
_remoteRenderer,
objectFit: RTCVideoViewObjectFit
.RTCVideoViewObjectFitCover,
),
),
),
);
},
),
),
),
),
),
if (t > 0.001)
IgnorePointer(child: Opacity(opacity: t, child: _videoScrim(cs))),
SafeArea(
child: Column(
children: [
_buildTopBar(cs, t),
const Spacer(flex: 2),
_collapse(t, _buildAvatar(cs)),
SizedBox(height: 36 * (1 - t)),
_collapse(t, _buildName(cs)),
SizedBox(height: 12 * (1 - t)),
_collapse(t, _buildStatus(cs)),
if (peerBar != null) ...[
SizedBox(height: 14 * (1 - t)),
_collapse(t, peerBar),
],
const Spacer(flex: 5),
_buildControls(cs),
const SizedBox(height: 24),
],
),
),
],
);
}
Widget _collapse(double t, Widget child) {
if (t <= 0.001) return child;
if (t >= 0.999) return const SizedBox.shrink();
return Opacity(
opacity: 1 - t,
child: ClipRect(
child: Align(
alignment: Alignment.topCenter,
heightFactor: 1 - t,
child: child,
),
),
);
}
Widget _videoScrim(ColorScheme cs) {
return DecoratedBox(
decoration: BoxDecoration(
gradient: LinearGradient(
begin: Alignment.topCenter,
end: Alignment.bottomCenter,
colors: [
cs.surface.withValues(alpha: 0.55),
Colors.transparent,
Colors.transparent,
cs.surface.withValues(alpha: 0.65),
],
stops: const [0.0, 0.34, 0.70, 1.0],
),
),
);
}
Widget _buildTopBar(ColorScheme cs, double t) {
final showTimer = t > 0.001 &&
_session != null &&
_state == CallSessionState.active &&
_session!.mediaConnected;
return SizedBox(
height: 48,
child: Stack(
children: [
Align(
alignment: Alignment.centerLeft,
child: IconButton(
onPressed: () => Navigator.of(context).maybePop(),
tooltip: 'Свернуть',
icon: Icon(
Symbols.close_fullscreen,
color: cs.onSurface,
weight: 500,
size: 26,
),
),
),
if (_session != null)
Align(
alignment: Alignment.centerRight,
child: IconButton(
onPressed: _showInfoSheet,
tooltip: 'О звонке',
icon: Icon(
Symbols.info,
color: cs.onSurface,
weight: 500,
size: 26,
),
),
),
if (showTimer)
Align(
alignment: Alignment.center,
child: Opacity(
opacity: t,
child: _ElapsedText(
session: _session!,
style: TextStyle(
color: cs.onSurface,
fontSize: 16,
fontWeight: FontWeight.w600,
fontFeatures: const [FontFeature.tabularFigures()],
),
),
),
),
],
),
);
}
Widget? _peerStateBar(ColorScheme cs) {
final session = _session;
if (session == null) return null;
final pills = <Widget>[
if (session.peerMuted)
_statePill(cs, Symbols.mic_off, 'Микрофон выключен'),
if (session.peerVideo)
_statePill(cs, Symbols.videocam, 'Камера включена'),
];
if (pills.isEmpty) return null;
return Wrap(
spacing: 8,
runSpacing: 8,
alignment: WrapAlignment.center,
children: pills,
);
}
Widget _statePill(ColorScheme cs, IconData icon, String label) {
return Container(
padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 7),
decoration: BoxDecoration(
color: cs.surfaceContainerHighest,
borderRadius: BorderRadius.circular(100),
),
child: Row(
mainAxisSize: MainAxisSize.min,
children: [
Icon(icon, size: 16, color: cs.onSurfaceVariant, fill: 1),
const SizedBox(width: 6),
Text(
label,
style: TextStyle(
color: cs.onSurfaceVariant,
fontSize: 13,
fontWeight: FontWeight.w500,
),
),
],
),
);
}
Widget _buildAvatar(ColorScheme cs) {
final avatarSize =
(MediaQuery.of(context).size.shortestSide * 0.42).clamp(128.0, 172.0);
return _avatarCircle(avatarSize, cs);
}
String get _displayName => _name.isEmpty ? 'Неизвестный' : _name;
Widget _avatarCircle(double size, ColorScheme cs) {
final url = _avatarUrl;
return Container(
width: size,
height: size,
clipBehavior: Clip.antiAlias,
decoration: BoxDecoration(
shape: BoxShape.circle,
color: cs.surfaceContainerHighest,
border: Border.all(
color: Colors.white.withValues(alpha: 0.10),
width: 1.5,
),
boxShadow: [
BoxShadow(
color: Colors.black.withValues(alpha: 0.35),
blurRadius: 24,
offset: const Offset(0, 8),
),
],
),
child: (url != null && url.isNotEmpty)
? CachedNetworkImage(
imageUrl: url,
fit: BoxFit.cover,
memCacheWidth: 420,
memCacheHeight: 420,
errorWidget: (_, _, _) => _avatarFallback(size, cs),
)
: _avatarFallback(size, cs),
);
}
Widget _avatarFallback(double size, ColorScheme cs) {
final letter = _displayName[0].toUpperCase();
return Container(
color: cs.primaryContainer,
alignment: Alignment.center,
child: Text(
letter,
style: TextStyle(
color: cs.onPrimaryContainer,
fontSize: size * 0.38,
fontWeight: FontWeight.w600,
fontFamily: 'Outfit',
),
),
);
}
Widget _buildName(ColorScheme cs) {
return Padding(
padding: const EdgeInsets.symmetric(horizontal: 32),
child: Text(
_displayName,
textAlign: TextAlign.center,
maxLines: 2,
overflow: TextOverflow.ellipsis,
style: TextStyle(
color: cs.onSurface,
fontSize: 30,
fontWeight: FontWeight.w600,
fontFamily: 'Outfit',
height: 1.1,
),
),
);
}
Widget _buildStatus(ColorScheme cs) {
if (!_incomingPending && _state == CallSessionState.active) {
final session = _session;
if (session == null) return const SizedBox.shrink();
if (!session.mediaConnected) {
return _statusWithDots(cs, 'Соединение');
}
return _ElapsedText(
session: session,
style: TextStyle(
color: cs.onSurfaceVariant,
fontSize: 16,
fontWeight: FontWeight.w500,
fontFeatures: const [FontFeature.tabularFigures()],
),
);
}
if (_incomingPending) {
return Text(
'Входящий звонок',
style: TextStyle(color: cs.onSurfaceVariant, fontSize: 16),
);
}
String text;
switch (_state) {
case CallSessionState.connecting:
text = 'Соединение';
case CallSessionState.ringing:
text = 'Вызов';
case CallSessionState.active:
text = '';
case CallSessionState.ended:
text = 'Звонок завершён';
}
return _statusWithDots(cs, text);
}
Widget _statusWithDots(ColorScheme cs, String text) {
return Row(
mainAxisSize: MainAxisSize.min,
children: [
Text(
text,
style: TextStyle(color: cs.onSurfaceVariant, fontSize: 16),
),
const SizedBox(width: 4),
_CallingDots(animation: _dotsController, color: cs.onSurfaceVariant),
],
);
}
Widget _buildControls(ColorScheme cs) {
if (_incomingPending) return _incomingControls(cs);
return _activeControls(cs);
}
Widget _incomingControls(ColorScheme cs) {
return Padding(
padding: const EdgeInsets.symmetric(horizontal: 56),
child: Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
_CallButton(
icon: Symbols.call_end,
label: 'Отклонить',
background: _kEndRed,
foreground: Colors.white,
onTap: _decline,
),
_CallButton(
icon: Symbols.call,
label: 'Принять',
background: _kAcceptGreen,
foreground: Colors.white,
onTap: _accept,
),
],
),
);
}
Widget _activeControls(ColorScheme cs) {
return Padding(
padding: const EdgeInsets.symmetric(horizontal: 20),
child: Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
_CallButton(
icon: _isSpeaker ? Symbols.volume_up : Symbols.volume_down,
label: 'Динамик',
background: _isSpeaker ? cs.primary : cs.surfaceContainerHighest,
foreground: _isSpeaker ? cs.onPrimary : cs.onSurface,
onTap: _toggleSpeaker,
),
_CallButton(
icon: Symbols.videocam_off,
label: 'Видео',
background: cs.surfaceContainerHighest,
foreground: cs.onSurface,
onTap: () {},
),
_CallButton(
icon: _isMuted ? Symbols.mic_off : Symbols.mic,
label: _isMuted ? 'Вкл. звук' : 'Выкл. звук',
background: _isMuted ? cs.primary : cs.surfaceContainerHighest,
foreground: _isMuted ? cs.onPrimary : cs.onSurface,
onTap: _toggleMute,
),
_CallButton(
icon: Symbols.call_end,
label: 'Завершить',
background: _kEndRed,
foreground: Colors.white,
onTap: _hangup,
),
],
),
);
}
}
class _CallingDots extends StatelessWidget {
final Animation<double> animation;
final Color color;
const _CallingDots({required this.animation, required this.color});
@override
Widget build(BuildContext context) {
return AnimatedBuilder(
animation: animation,
builder: (context, _) {
final v = animation.value;
return Row(
mainAxisSize: MainAxisSize.min,
children: List.generate(3, (i) {
final phase = (v + i / 3) % 1.0;
final alpha = 0.3 + 0.7 * (0.5 - 0.5 * cos(phase * 2 * pi));
return Padding(
padding: const EdgeInsets.symmetric(horizontal: 1.5),
child: Container(
width: 4,
height: 4,
decoration: BoxDecoration(
shape: BoxShape.circle,
color: color.withValues(alpha: alpha),
),
),
);
}),
);
},
);
}
}
class _CallButton extends StatelessWidget {
final IconData icon;
final String label;
final Color background;
final Color foreground;
final VoidCallback onTap;
const _CallButton({
required this.icon,
required this.label,
required this.background,
required this.foreground,
required this.onTap,
});
@override
Widget build(BuildContext context) {
final cs = Theme.of(context).colorScheme;
return Column(
mainAxisSize: MainAxisSize.min,
children: [
SizedBox(
width: 62,
height: 62,
child: Material(
color: background,
shape: const CircleBorder(),
clipBehavior: Clip.antiAlias,
child: InkWell(
onTap: onTap,
child: Center(
child: Icon(icon, color: foreground, size: 26, fill: 1),
),
),
),
),
const SizedBox(height: 8),
Text(
label,
style: TextStyle(
color: cs.onSurfaceVariant,
fontSize: 12,
fontWeight: FontWeight.w500,
),
),
],
);
}
}
class _ElapsedText extends StatefulWidget {
final CallSession session;
final TextStyle style;
const _ElapsedText({required this.session, required this.style});
@override
State<_ElapsedText> createState() => _ElapsedTextState();
}
class _ElapsedTextState extends State<_ElapsedText> {
Timer? _timer;
@override
void initState() {
super.initState();
_timer = Timer.periodic(const Duration(seconds: 1), (_) {
if (mounted) setState(() {});
});
}
@override
void dispose() {
_timer?.cancel();
super.dispose();
}
@override
Widget build(BuildContext context) {
return Text(
formatSecondsMmSs(widget.session.elapsedSeconds, padMinutes: true),
style: widget.style,
);
}
}
class _CallInfoSheet extends StatelessWidget {
final CallSession? session;
final IncomingCall? incoming;
final String name;
final RTCVideoRenderer renderer;
const _CallInfoSheet({
required this.session,
required this.incoming,
required this.name,
required this.renderer,
});
@override
Widget build(BuildContext context) {
final cs = Theme.of(context).colorScheme;
final info = session?.info;
final rows = <List<String>>[];
void add(String k, String? v) {
if (v != null && v.isNotEmpty) rows.add([k, v]);
}
add('Клиент', _clientLine(info));
add('Платформа', info?.peerPlatform);
add('Страна', incoming?.country);
final isContact = incoming?.isContact;
if (isContact != null) add('В контактах', isContact ? 'да' : 'нет');
add('IP собеседника', info?.peerIp);
add('Сеть собеседника', info?.peerNetwork);
add('Путь соединения', info?.path);
add('Кодек', info?.audioCodec);
add('Сервер', info?.region);
add('Топология', info?.topology);
add('Conversation ID', info?.conversationId);
if (info?.dtlsFingerprint != null) {
add('DTLS', _shortFp(info!.dtlsFingerprint!));
}
if (session != null) {
add('Статус', session!.mediaConnected ? 'соединён' : 'соединение…');
add('Микрофон собеседника', session!.peerMuted ? 'выключен' : 'включён');
add('Камера собеседника', session!.peerVideo ? 'включена' : 'выключена');
}
final vtracks = renderer.srcObject?.getVideoTracks().length ?? 0;
add('Видео-дорожка', vtracks > 0 ? 'есть ($vtracks)' : 'нет');
final w = renderer.value.width.toInt();
final h = renderer.value.height.toInt();
add('Размер видео', (w > 0 && h > 0) ? '$w×$h' : '—');
add('Отрисовка кадров', renderer.renderVideo ? 'да' : 'нет');
final badges = <Widget>[
_badge(cs, Symbols.lock, 'Зашифрован'),
_badge(cs, Symbols.call, 'Аудио'),
if (info?.record == true) _badge(cs, Symbols.radio_button_checked, 'Запись'),
if (info?.denoise == true)
_badge(cs, Symbols.noise_control_on, 'Шумоподавление'),
if (info?.animoji == true) _badge(cs, Symbols.mood, 'Анимодзи'),
];
return SafeArea(
top: false,
child: SingleChildScrollView(
child: Padding(
padding: const EdgeInsets.fromLTRB(20, 4, 20, 24),
child: Column(
mainAxisSize: MainAxisSize.min,
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
'О звонке',
style: TextStyle(
color: cs.onSurface,
fontSize: 20,
fontWeight: FontWeight.w700,
fontFamily: 'Outfit',
),
),
const SizedBox(height: 2),
Text(
name,
style: TextStyle(color: cs.onSurfaceVariant, fontSize: 14),
),
const SizedBox(height: 16),
Wrap(spacing: 8, runSpacing: 8, children: badges),
const SizedBox(height: 16),
if (rows.isEmpty)
Text(
'Данные появятся после соединения…',
style: TextStyle(color: cs.onSurfaceVariant, fontSize: 14),
),
for (final r in rows)
Padding(
padding: const EdgeInsets.symmetric(vertical: 6),
child: Row(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
SizedBox(
width: 150,
child: Text(
r[0],
style: TextStyle(
color: cs.onSurfaceVariant,
fontSize: 13,
),
),
),
const SizedBox(width: 12),
Expanded(
child: SelectableText(
r[1],
style: TextStyle(
color: cs.onSurface,
fontSize: 14,
fontWeight: FontWeight.w500,
),
),
),
],
),
),
],
),
),
),
);
}
String? _clientLine(CallInfo? info) {
if (info == null) return null;
final engine = info.peerEngine;
if (engine == null || engine == 'неизвестно') return null;
return engine;
}
String _shortFp(String fp) => fp.length > 34 ? '${fp.substring(0, 34)}…' : fp;
Widget _badge(ColorScheme cs, IconData icon, String label) {
return Container(
padding: const EdgeInsets.symmetric(horizontal: 10, vertical: 6),
decoration: BoxDecoration(
color: cs.surfaceContainerHighest,
borderRadius: BorderRadius.circular(100),
),
child: Row(
mainAxisSize: MainAxisSize.min,
children: [
Icon(icon, size: 15, color: cs.onSurfaceVariant, fill: 1),
const SizedBox(width: 6),
Text(
label,
style: TextStyle(
color: cs.onSurface,
fontSize: 12,
fontWeight: FontWeight.w500,
),
),
],
),
);
}
}