Initial commit: watch-together phases 0-4 + presence hardening, internet-tested

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foxyz committed 2026-09-12 00:13:43 +03:00
commit 427d851a5b
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import 'dart:io';
import 'package:file_picker/file_picker.dart';
import 'package:flutter/material.dart';
import 'package:signals/signals_flutter.dart';
import '../session/session_coordinator.dart';
import '../state/session_state.dart';
import '../widgets/avatar_pipeline.dart';
import '../widgets/media_input.dart';
import '../widgets/user_section.dart';
class ConnectScreen extends StatefulWidget {
const ConnectScreen({super.key});
@override
State<ConnectScreen> createState() => _ConnectScreenState();
}
class _ConnectScreenState extends State<ConnectScreen> {
late final TextEditingController _host;
late final TextEditingController _port;
late final TextEditingController _secret;
late final TextEditingController _name;
late final TextEditingController _media;
late final void Function() _stopKickWatch;
String? _error;
String? _notice;
bool _busy = false;
bool _dialogOpen = false;
int _attempt = 0;
String? _lastKickShown;
@override
void initState() {
super.initState();
final f = SessionState.instance.lastForm;
_host = TextEditingController(text: f.host);
_port = TextEditingController(text: f.port);
_secret = TextEditingController(text: f.secret);
_name = TextEditingController(text: f.name);
_media = TextEditingController(text: f.linkUrl.isNotEmpty ? f.linkUrl : f.mediaPath);
_stopKickWatch = effect(() {
final kick = SessionState.instance.coordinator.kickReason.value;
if (kick == null || kick.isEmpty) {
_lastKickShown = null;
return;
}
if (kick == _lastKickShown) return;
_lastKickShown = kick;
final reason = kick;
WidgetsBinding.instance.addPostFrameCallback((_) {
if (mounted) _showKickedDialog(reason);
});
});
}
@override
void dispose() {
_stopKickWatch();
_host.dispose();
_port.dispose();
_secret.dispose();
_name.dispose();
_media.dispose();
super.dispose();
}
String _actionable(Object e) {
if (e is FormatException) return e.message;
return 'check the form and try again';
}
Future<ConnectParams> _buildParams(ConnectMode mode) async {
final port = int.tryParse(_port.text.trim());
if (port == null || port <= 0 || port > 65535) {
throw const FormatException('port must be 1–65535');
}
if (_secret.text.isEmpty) {
throw const FormatException('room password required');
}
if (_name.text.trim().isEmpty) {
throw const FormatException('display name required');
}
String avatar = '';
try {
avatar = await encodeAvatar(SessionState.instance.lastForm.avatarPath);
} on FormatException catch (e) {
throw FormatException(e.message);
} catch (_) {
throw const FormatException('could not process that avatar — pick a PNG, JPG or WebP photo');
}
final parsed = parseMediaInput(_media.text);
if (mode == ConnectMode.host && parsed.mediaPath.isNotEmpty && !await File(parsed.mediaPath).exists()) {
throw const FormatException('media file not found — check the path or pick again with Browse');
}
return ConnectParams(
host: _host.text.trim().isEmpty ? '127.0.0.1' : _host.text.trim(),
port: port,
secret: _secret.text,
name: _name.text.trim(),
avatar: avatar,
mediaPath: mode == ConnectMode.host ? parsed.mediaPath : '',
linkUrl: mode == ConnectMode.host ? parsed.linkUrl : '',
);
}
Future<void> _submit(ConnectMode mode) async {
final myAttempt = ++_attempt;
final session = SessionState.instance;
setState(() {
_error = null;
_notice = null;
_busy = true;
});
late final ConnectParams params;
try {
params = await _buildParams(mode);
} catch (e) {
if (!mounted || myAttempt != _attempt) return;
setState(() {
_error = _actionable(e);
_busy = false;
});
return;
}
final parsed = parseMediaInput(_media.text);
final form = SessionState.instance.lastForm
..host = _host.text.trim()
..port = _port.text.trim()
..secret = _secret.text
..name = _name.text.trim()
..mediaPath = parsed.mediaPath
..linkUrl = parsed.linkUrl;
try {
if (mode == ConnectMode.host) {
await session.host(params, form);
} else {
await session.join(params, form);
}
} catch (e) {
if (!mounted || myAttempt != _attempt) return;
final kick = session.coordinator.kickReason.peek();
setState(() => _busy = false);
if (kick != null && kick.isNotEmpty) {
await _showKickedDialog(kick);
} else {
await _showConnectionDialog('$e');
}
return;
}
if (myAttempt != _attempt) {
try {
await session.leave();
await session.stopServer();
} catch (_) {}
return;
}
if (mounted) setState(() => _busy = false);
}
Future<void> _cancel() async {
_attempt++;
try {
await SessionState.instance.coordinator.cancelConnect();
await SessionState.instance.stopServer();
} catch (_) {}
if (!mounted) return;
setState(() {
_busy = false;
_notice = 'connection cancelled';
});
}
Future<void> _showKickedDialog(String reason) async {
if (!mounted || _dialogOpen) return;
_dialogOpen = true;
try {
await showDialog<void>(
context: context,
builder: (context) => AlertDialog(
title: const Text('You were removed'),
content: Text(reason.isEmpty ? 'The host removed you from the room.' : reason),
actions: [TextButton(onPressed: () => Navigator.pop(context), child: const Text('OK'))],
),
);
} finally {
_dialogOpen = false;
}
}
Future<void> _showConnectionDialog(String message) async {
if (!mounted || _dialogOpen) return;
_dialogOpen = true;
try {
await showDialog<void>(
context: context,
builder: (context) => AlertDialog(
title: const Text('Could not connect'),
content: Text(message),
actions: [TextButton(onPressed: () => Navigator.pop(context), child: const Text('OK'))],
),
);
} finally {
_dialogOpen = false;
}
}
Future<void> _browse(TextEditingController target, {required String dialogTitle, List<String>? allowedExtensions}) async {
try {
final files = await FilePicker.pickFiles(
dialogTitle: dialogTitle,
type: allowedExtensions == null ? FileType.any : FileType.custom,
allowedExtensions: allowedExtensions,
);
if (files.isEmpty) return;
final path = files.first.path;
if (path != null && mounted) setState(() => target.text = path);
} catch (e) {
if (!mounted) return;
setState(() => _notice = 'file dialog unavailable (${e.runtimeType}) — paste the path manually');
}
}
@override
Widget build(BuildContext context) {
final session = SessionState.instance;
return Scaffold(
appBar: AppBar(
leading: IconButton(icon: const Icon(Icons.arrow_back), onPressed: () => session.route.value = AppRoute.welcome),
title: SignalBuilder(builder: (context) => Text(session.connectMode.value == ConnectMode.host ? 'Host room' : 'Join room')),
),
body: Stack(
alignment: AlignmentGeometry.center,
children: [
Align(
alignment: Alignment.bottomRight,
child: Padding(
padding: const EdgeInsets.all(20),
child: Card(
child: Padding(
padding: const EdgeInsets.all(12),
child: ConnectProfileCard(name: _name),
),
),
),
),
ConstrainedBox(
constraints: const BoxConstraints(maxWidth: 480),
child: ListView(
shrinkWrap: true,
padding: const EdgeInsets.all(24),
children: [
if (_error != null)
Card(
child: Padding(padding: const EdgeInsets.all(12), child: Text(_error!)),
),
if (_notice != null) Text(_notice!),
SignalBuilder(
builder: (context) {
final mode = session.connectMode.value;
return SegmentedButton<ConnectMode>(
segments: const [
ButtonSegment(value: ConnectMode.host, label: Text('Host')),
ButtonSegment(value: ConnectMode.join, label: Text('Join')),
],
selected: {mode},
onSelectionChanged: (s) => session.connectMode.value = s.first,
);
},
),
const SizedBox(height: 16),
SignalBuilder(
builder: (context) {
if (session.connectMode.value == ConnectMode.host) {
return const SizedBox.shrink();
}
return TextField(
controller: _host,
decoration: const InputDecoration(labelText: 'Host address'),
);
},
),
TextField(
controller: _port,
decoration: const InputDecoration(labelText: 'Port'),
keyboardType: TextInputType.number,
),
TextField(
controller: _secret,
decoration: const InputDecoration(labelText: 'Room password'),
obscureText: true,
),
const SizedBox(height: 8),
SignalBuilder(
builder: (context) {
if (session.connectMode.value == ConnectMode.host) {
return Row(
children: [
Expanded(
child: TextField(
controller: _media,
decoration: const InputDecoration(labelText: 'Media (file path or http(s) URL)'),
),
),
TextButton(
onPressed: () => _browse(
_media,
dialogTitle: 'Pick media file',
allowedExtensions: const ['mp4', 'mkv', 'webm', 'avi', 'mov', 'm4v', 'ts'],
),
child: const Text('Browse'),
),
],
);
}
return const SizedBox.shrink();
},
),
const SizedBox(height: 16),
SignalBuilder(
builder: (context) {
final mode = session.connectMode.value;
return Column(
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
ElevatedButton(
onPressed: _busy ? null : () => _submit(mode),
child: Text(
_busy
? 'Connecting…'
: mode == ConnectMode.host
? 'Start hosting'
: 'Join',
),
),
if (_busy) TextButton(onPressed: _cancel, child: const Text('Cancel')),
],
);
},
),
const SizedBox(height: 12),
const Text('Host opens ports and serves. Clients open nothing.', textAlign: TextAlign.center),
],
),
),
],
),
);
}
}
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import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:media_kit_video/media_kit_video.dart';
import 'package:signals/signals_flutter.dart';
import '../state/session_state.dart';
const _legacyControls = MaterialDesktopVideoControlsThemeData(
playAndPauseOnTap: false,
keyboardShortcuts: {},
bottomButtonBar: [
MaterialDesktopVolumeButton(),
MaterialDesktopPositionIndicator(),
Spacer(),
MaterialDesktopFullscreenButton(),
],
);
class LegacySessionScreen extends StatefulWidget {
const LegacySessionScreen({super.key});
@override
State<LegacySessionScreen> createState() => _LegacySessionScreenState();
}
class _LegacySessionScreenState extends State<LegacySessionScreen> {
VideoController? _video;
final _focus = FocusNode();
@override
void initState() {
super.initState();
_video = VideoController(
SessionState.instance.coordinator.playback.player);
}
@override
void dispose() {
_focus.dispose();
super.dispose();
}
KeyEventResult _onKey(FocusNode node, KeyEvent event) {
if (event is! KeyDownEvent) return KeyEventResult.ignored;
if (event.logicalKey == LogicalKeyboardKey.space) {
SessionState.instance.coordinator.toggleReady();
return KeyEventResult.handled;
}
return KeyEventResult.ignored;
}
@override
Widget build(BuildContext context) {
final session = SessionState.instance;
final coord = session.coordinator;
return Focus(
focusNode: _focus,
autofocus: true,
onKeyEvent: _onKey,
child: Scaffold(
appBar: AppBar(
title: SignalBuilder(
builder: (context) {
final h = coord.health.value;
final r = coord.room.value;
return Text('Room · ${r?.transport ?? '…'} · ${h.message}');
},
),
actions: [
IconButton(
icon: const Icon(Icons.logout),
onPressed: () => session.leave(),
),
],
),
body: Column(
children: [
SignalBuilder(builder: (context) {
final h = coord.health.value;
final starve = coord.starving.value;
final text = [
h.message,
if (starve != null) starve,
].join(' · ');
return Container(
width: double.infinity,
padding:
const EdgeInsets.symmetric(horizontal: 12, vertical: 6),
child: Text(text),
);
}),
Expanded(
child: _video == null
? const Center(child: Text('player starting…'))
: MaterialDesktopVideoControlsTheme(
normal: _legacyControls,
fullscreen: _legacyControls,
child: Video(controller: _video!),
),
),
SignalBuilder(builder: (context) {
final r = coord.room.value;
if (r == null) return const SizedBox.shrink();
return Padding(
padding: const EdgeInsets.all(8),
child: Wrap(
spacing: 8,
children: [
for (final m in r.members)
Chip(
avatar: CircleAvatar(
child: Text(m.name.isEmpty
? '?'
: m.name[0].toUpperCase()),
),
label: Text(m.name),
backgroundColor: m.ready
? Colors.green.withValues(alpha: 0.3)
: null,
),
],
),
);
}),
Padding(
padding: const EdgeInsets.only(bottom: 12),
child: Row(
mainAxisAlignment: MainAxisAlignment.center,
children: [
SignalBuilder(builder: (context) {
final ready =
coord.selfMember.value?.ready ?? false;
return ElevatedButton(
onPressed: () => coord.toggleReady(),
child: Text(ready ? 'Ready ✓' : 'Not ready'),
);
}),
const SizedBox(width: 12),
OutlinedButton(
onPressed: () => coord.forcePlayAll(),
child: const Text('Force play all'),
),
],
),
),
],
),
),
);
}
}
@@ -0,0 +1,125 @@
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:media_kit_video/media_kit_video.dart';
import 'package:signals/signals_flutter.dart';
import '../state/session_state.dart';
const _minimalControls = MaterialDesktopVideoControlsThemeData(
playAndPauseOnTap: false,
keyboardShortcuts: {},
bottomButtonBar: [
MaterialDesktopVolumeButton(),
_ReadyButton(),
_MarkAllButton(),
MaterialDesktopPositionIndicator(),
Spacer(),
MaterialDesktopFullscreenButton(),
],
);
class MinimalSessionScreen extends StatefulWidget {
const MinimalSessionScreen({super.key});
@override
State<MinimalSessionScreen> createState() => _MinimalSessionScreenState();
}
class _MinimalSessionScreenState extends State<MinimalSessionScreen> {
VideoController? _video;
@override
void initState() {
super.initState();
_video = VideoController(
SessionState.instance.coordinator.playback.player);
HardwareKeyboard.instance.addHandler(_key);
}
@override
void dispose() {
HardwareKeyboard.instance.removeHandler(_key);
super.dispose();
}
bool _key(KeyEvent event) {
if (event is! KeyDownEvent) return false;
if (SessionState.instance.route.peek() != AppRoute.session) {
return false;
}
if (event.logicalKey == LogicalKeyboardKey.space) {
SessionState.instance.coordinator.toggleReady();
return true;
}
return false;
}
@override
Widget build(BuildContext context) {
return Scaffold(
backgroundColor: Colors.black,
body: Stack(
children: [
Positioned.fill(
child: _video == null
? const Center(child: Text('player starting…'))
: MaterialDesktopVideoControlsTheme(
normal: _minimalControls,
fullscreen: _minimalControls,
child: Video(controller: _video!),
),
),
const Positioned(
top: 8,
right: 8,
child: Text('MINIMAL',
style: TextStyle(color: Colors.red, fontSize: 12)),
),
],
),
);
}
}
class _ReadyButton extends StatelessWidget {
const _ReadyButton();
@override
Widget build(BuildContext context) {
return SignalBuilder(
builder: (context) {
final ready = SessionState
.instance.coordinator.selfMember.value?.ready ??
false;
return TextButton(
style: TextButton.styleFrom(
foregroundColor: Colors.white,
tapTargetSize: MaterialTapTargetSize.shrinkWrap,
),
onPressed: () =>
SessionState.instance.coordinator.toggleReady(),
child: Text(ready ? 'Ready ✓' : 'Not ready',
style: const TextStyle(fontSize: 12)),
);
},
);
}
}
class _MarkAllButton extends StatelessWidget {
const _MarkAllButton();
@override
Widget build(BuildContext context) {
return TextButton(
style: TextButton.styleFrom(
foregroundColor: Colors.white,
tapTargetSize: MaterialTapTargetSize.shrinkWrap,
),
onPressed: () =>
SessionState.instance.coordinator.forcePlayAll(),
child: const Text('Mark everyone ready',
style: TextStyle(fontSize: 12)),
);
}
}
@@ -0,0 +1,208 @@
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:media_kit_video/media_kit_video.dart';
import 'package:signals/signals_flutter.dart';
import '../session/health.dart';
import '../state/session_state.dart';
import '../widgets/member_avatar.dart';
const _nosheetControls = MaterialDesktopVideoControlsThemeData(
playAndPauseOnTap: false,
keyboardShortcuts: {},
visibleOnMount: true,
hideMouseOnControlsRemoval: false,
controlsHoverDuration: Duration(hours: 24),
bottomButtonBar: [
MaterialDesktopVolumeButton(),
_ReadyButton(),
_MarkAllButton(),
MaterialDesktopPositionIndicator(),
Spacer(),
MaterialDesktopFullscreenButton(),
],
);
class NosheetSessionScreen extends StatefulWidget {
const NosheetSessionScreen({super.key});
@override
State<NosheetSessionScreen> createState() => _NosheetSessionScreenState();
}
class _NosheetSessionScreenState extends State<NosheetSessionScreen> {
VideoController? _video;
@override
void initState() {
super.initState();
_video = VideoController(
SessionState.instance.coordinator.playback.player);
HardwareKeyboard.instance.addHandler(_key);
}
@override
void dispose() {
HardwareKeyboard.instance.removeHandler(_key);
super.dispose();
}
bool _key(KeyEvent event) {
if (event is! KeyDownEvent) return false;
if (SessionState.instance.route.peek() != AppRoute.session) {
return false;
}
if (event.logicalKey == LogicalKeyboardKey.space) {
SessionState.instance.coordinator.toggleReady();
return true;
}
return false;
}
@override
Widget build(BuildContext context) {
final coord = SessionState.instance.coordinator;
return Scaffold(
backgroundColor: Colors.black,
body: Stack(
children: [
Positioned.fill(
child: _video == null
? const Center(child: Text('player starting…'))
: MaterialDesktopVideoControlsTheme(
normal: _nosheetControls,
fullscreen: _nosheetControls,
child: Video(controller: _video!),
),
),
const Positioned(
top: 8,
right: 8,
child: Text('NOSHEET',
style: TextStyle(color: Colors.red, fontSize: 12)),
),
Positioned(
top: 12,
left: 12,
child: SignalBuilder(builder: (context) {
final h = coord.health.value;
final starve = coord.starving.value;
final retrying = coord.reconnecting.value;
final unwell = h.severity == HealthSeverity.warn ||
h.severity == HealthSeverity.error ||
retrying ||
starve != null;
if (!unwell) return const SizedBox.shrink();
return Container(
decoration: BoxDecoration(
color: Colors.black.withValues(alpha: 0.65),
borderRadius: BorderRadius.circular(999),
),
padding:
const EdgeInsets.symmetric(horizontal: 12, vertical: 6),
child: Text(
[h.message, if (starve != null) starve].join(' · '),
style: const TextStyle(color: Colors.white, fontSize: 12),
),
);
}),
),
SignalBuilder(builder: (context) {
final r = coord.room.value;
if (r == null || r.transport != 'held') {
return const SizedBox.shrink();
}
final waiting = [
for (final m in r.members)
if (!m.ready) m
];
if (waiting.isEmpty) return const SizedBox.shrink();
return Positioned.fill(
child: IgnorePointer(
child: Center(
child: Wrap(
spacing: -20,
children: [
for (final m in waiting)
Opacity(
opacity: m.stale ? 0.5 : 1.0,
child: MemberAvatar(
avatarBase64: m.avatar,
name: m.name,
size: 64,
),
),
],
),
),
),
);
}),
Positioned(
right: 12,
top: 56,
child: SignalBuilder(builder: (context) {
final items = coord.toasts.value;
return Column(
crossAxisAlignment: CrossAxisAlignment.end,
children: [
for (final t in items.reversed.take(5))
Card(
child: Padding(
padding: const EdgeInsets.symmetric(
horizontal: 12, vertical: 8),
child: Text(t.text),
),
),
],
);
}),
),
],
),
);
}
}
class _ReadyButton extends StatelessWidget {
const _ReadyButton();
@override
Widget build(BuildContext context) {
return SignalBuilder(
builder: (context) {
final ready = SessionState
.instance.coordinator.selfMember.value?.ready ??
false;
return TextButton(
style: TextButton.styleFrom(
foregroundColor: Colors.white,
tapTargetSize: MaterialTapTargetSize.shrinkWrap,
),
onPressed: () =>
SessionState.instance.coordinator.toggleReady(),
child: Text(ready ? 'Ready ✓' : 'Not ready',
style: const TextStyle(fontSize: 12)),
);
},
);
}
}
class _MarkAllButton extends StatelessWidget {
const _MarkAllButton();
@override
Widget build(BuildContext context) {
return TextButton(
style: TextButton.styleFrom(
foregroundColor: Colors.white,
tapTargetSize: MaterialTapTargetSize.shrinkWrap,
),
onPressed: () =>
SessionState.instance.coordinator.forcePlayAll(),
child: const Text('Mark everyone ready',
style: TextStyle(fontSize: 12)),
);
}
}
@@ -0,0 +1,580 @@
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:media_kit_video/media_kit_video.dart';
import 'package:signals/signals_flutter.dart';
import '../session/health.dart';
import '../state/session_state.dart';
import '../widgets/dialogs.dart';
import '../widgets/member_avatar.dart';
class SessionScreen extends StatefulWidget {
const SessionScreen({super.key});
@override
State<SessionScreen> createState() => _SessionScreenState();
}
class _SessionScreenState extends State<SessionScreen> {
VideoController? _video;
bool _sheetOpen = false;
bool _confirmLeave = false;
DateTime? _lastKeyAt;
final _chat = TextEditingController();
final _swapLink = TextEditingController();
late final void Function() _stopKickWatch;
late final FocusNode _noFocus;
@override
void initState() {
super.initState();
final session = SessionState.instance;
_noFocus = FocusNode(skipTraversal: true, canRequestFocus: false);
_video = VideoController(session.coordinator.playback.player);
HardwareKeyboard.instance.addHandler(_globalKey);
_stopKickWatch = effect(() {
if (session.coordinator.kickReason.value != null) {
session.route.value = AppRoute.connect;
}
});
}
@override
void dispose() {
HardwareKeyboard.instance.removeHandler(_globalKey);
_stopKickWatch();
_chat.dispose();
_swapLink.dispose();
_noFocus.dispose();
super.dispose();
}
bool get _editing {
var n = FocusManager.instance.primaryFocus;
while (n != null) {
final w = n.context?.widget;
if (w is EditableText) return true;
n = n.parent;
}
return false;
}
bool _globalKey(KeyEvent event) {
if (event is! KeyDownEvent) return false;
if (SessionState.instance.route.peek() != AppRoute.session) return false;
if (_editing) return false;
final now = DateTime.now().toUtc();
if (_lastKeyAt != null && now.difference(_lastKeyAt!).inMilliseconds < 350) {
return false;
}
final coord = SessionState.instance.coordinator;
if (event.logicalKey == LogicalKeyboardKey.space) {
_lastKeyAt = now;
coord.toggleReady();
return true;
}
if (event.logicalKey == LogicalKeyboardKey.tab) {
if (!mounted) return false;
_lastKeyAt = now;
setState(() => _sheetOpen = !_sheetOpen);
coord.markInput();
return true;
}
if (event.logicalKey == LogicalKeyboardKey.arrowRight) {
_lastKeyAt = now;
coord.nudge(10);
return true;
}
if (event.logicalKey == LogicalKeyboardKey.arrowLeft) {
_lastKeyAt = now;
coord.nudge(-10);
return true;
}
if (event.logicalKey == LogicalKeyboardKey.escape) {
if (!mounted) return false;
if (_sheetOpen) {
setState(() => _sheetOpen = false);
return true;
}
_lastKeyAt = now;
setState(() => _confirmLeave = true);
return true;
}
return false;
}
@override
Widget build(BuildContext context) {
final session = SessionState.instance;
final coord = session.coordinator;
final controlsTheme = MaterialDesktopVideoControlsThemeData(
playAndPauseOnTap: false,
keyboardShortcuts: {},
visibleOnMount: true,
hideMouseOnControlsRemoval: false,
controlsHoverDuration: const Duration(hours: 24),
bottomButtonBar: [
const MaterialDesktopVolumeButton(),
_ReadyControlButton(focusNode: _noFocus),
_MarkAllReadyControlButton(focusNode: _noFocus),
const MaterialDesktopPositionIndicator(),
const Spacer(),
const MaterialDesktopFullscreenButton(),
],
);
return Scaffold(
backgroundColor: Colors.black,
body: Stack(
children: [
Positioned.fill(
child: _video == null
? const Center(
child: Text('player starting…', style: TextStyle(color: Colors.white)),
)
: MaterialDesktopVideoControlsTheme(
normal: controlsTheme,
fullscreen: controlsTheme,
child: Video(controller: _video!),
),
),
Positioned(
top: 0,
right: 0,
child: Container(
color: Colors.black.withValues(alpha: 0.6),
padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 6),
child: Row(
mainAxisSize: MainAxisSize.min,
children: [
IconButton(
icon: const Icon(Icons.group, color: Colors.white),
onPressed: () {
setState(() => _sheetOpen = !_sheetOpen);
coord.markInput();
},
),
],
),
),
),
Positioned(
top: 12,
left: 12,
child: SignalBuilder(
builder: (context) {
final h = coord.health.value;
final starve = coord.starving.value;
final retrying = coord.reconnecting.value;
final kicked = coord.kickReason.value;
final unwell = h.severity == HealthSeverity.warn || h.severity == HealthSeverity.error || retrying || starve != null;
if (!unwell) return const SizedBox.shrink();
final color = switch (h.severity) {
HealthSeverity.ok => Colors.green,
HealthSeverity.info => Colors.grey,
HealthSeverity.warn => Colors.orange,
HealthSeverity.error => Colors.red,
};
final IconData icon;
if (retrying) {
icon = Icons.sync;
} else if (h.severity == HealthSeverity.error) {
icon = Icons.error_outline;
} else if (h.severity == HealthSeverity.warn) {
icon = Icons.warning_amber_outlined;
} else {
icon = Icons.hourglass_empty;
}
final text = [h.message, if (starve != null) starve, if (retrying) 'reconnecting…'].join(' · ');
final canRetry = !retrying && kicked == null && (h.severity == HealthSeverity.error || h.severity == HealthSeverity.warn);
return Container(
decoration: BoxDecoration(color: Colors.black.withValues(alpha: 0.65), borderRadius: BorderRadius.circular(999)),
padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 6),
child: Row(
mainAxisSize: MainAxisSize.min,
children: [
Icon(icon, color: color, size: 16),
const SizedBox(width: 8),
Flexible(
child: Text(text, style: const TextStyle(color: Colors.white, fontSize: 12)),
),
if (retrying)
TextButton(
style: TextButton.styleFrom(foregroundColor: Colors.white, tapTargetSize: MaterialTapTargetSize.shrinkWrap),
onPressed: () => coord.cancelReconnect(),
child: const Text('Cancel', style: TextStyle(fontSize: 12)),
),
if (canRetry)
TextButton(
style: TextButton.styleFrom(foregroundColor: Colors.white, tapTargetSize: MaterialTapTargetSize.shrinkWrap),
onPressed: () => coord.retry(),
child: const Text('Retry', style: TextStyle(fontSize: 12)),
),
],
),
);
},
),
),
SignalBuilder(
builder: (context) {
final r = coord.room.value;
final waiting = [
for (final m in r?.members ?? [])
if (!m.ready) m,
];
final show = r != null && r.transport == 'held' && waiting.isNotEmpty;
return Positioned.fill(
child: IgnorePointer(
child: Center(
child: Visibility(
visible: show,
maintainState: true,
maintainAnimation: true,
maintainSize: true,
child: Container(
decoration: BoxDecoration(
color: Colors.black.withValues(alpha: 0.7),
borderRadius: BorderRadiusGeometry.circular(20),
),
child: Padding(
padding: const EdgeInsets.all(8.0),
child: Column(
mainAxisSize: .min,
spacing: 10,
crossAxisAlignment: .center,
children: [
Text("Waiting for", style: TextTheme.of(context).labelLarge),
Wrap(
alignment: WrapAlignment.center,
spacing: -20,
runSpacing: 8,
children: [
for (final m in waiting)
Opacity(
opacity: m.stale ? 0.5 : 1.0,
child: MemberAvatar(avatarBase64: m.avatar, name: m.name, size: 96),
),
],
),
],
),
),
),
),
),
),
);
},
),
Positioned(
right: 12,
top: 56,
child: SignalBuilder(
builder: (context) {
final items = coord.toasts.value;
return Column(
crossAxisAlignment: CrossAxisAlignment.end,
children: [for (final t in items.reversed.take(5)) _ToastCard(key: ValueKey(t.id), text: t.text)],
);
},
),
),
Positioned.fill(
child: IgnorePointer(
ignoring: !_sheetOpen,
child: AnimatedOpacity(
duration: const Duration(milliseconds: 200),
opacity: _sheetOpen ? 1 : 0,
child: GestureDetector(
onTap: () => setState(() => _sheetOpen = false),
child: Container(color: Colors.black54),
),
),
),
),
Positioned(
top: 0,
bottom: 0,
right: 0,
child: IgnorePointer(
ignoring: !_sheetOpen,
child: AnimatedSlide(
duration: const Duration(milliseconds: 250),
curve: Curves.easeOut,
offset: _sheetOpen ? Offset.zero : const Offset(1, 0),
child: SizedBox(
width: 380,
height: double.infinity,
child: _SheetPanel(
chat: _chat,
swapLink: _swapLink,
onClose: () => setState(() => _sheetOpen = false),
onLeave: () => setState(() {
_sheetOpen = false;
_confirmLeave = true;
}),
),
),
),
),
),
if (_confirmLeave)
Positioned.fill(
child: GestureDetector(
onTap: () => setState(() => _confirmLeave = false),
child: Container(
color: Colors.black54,
child: Center(
child: GestureDetector(
onTap: () {},
child: AlertDialog(
title: const Text('Leave room?'),
content: const Text('You can rejoin right away.'),
actions: [
TextButton(onPressed: () => setState(() => _confirmLeave = false), child: const Text('Cancel')),
TextButton(
onPressed: () {
setState(() => _confirmLeave = false);
session.leave();
},
child: const Text('Leave'),
),
],
),
),
),
),
),
),
],
),
);
}
}
class _ReadyControlButton extends StatelessWidget {
final FocusNode focusNode;
const _ReadyControlButton({required this.focusNode});
@override
Widget build(BuildContext context) {
return SignalBuilder(
builder: (context) {
final ready = SessionState.instance.coordinator.selfMember.value?.ready ?? false;
return TextButton(
focusNode: focusNode,
style: TextButton.styleFrom(
foregroundColor: Colors.white,
padding: const EdgeInsets.symmetric(horizontal: 8),
tapTargetSize: MaterialTapTargetSize.shrinkWrap,
),
onPressed: () => SessionState.instance.coordinator.toggleReady(),
child: Text(ready ? 'Ready ✓' : 'Not ready', style: const TextStyle(fontSize: 12)),
);
},
);
}
}
class _MarkAllReadyControlButton extends StatelessWidget {
final FocusNode focusNode;
const _MarkAllReadyControlButton({required this.focusNode});
@override
Widget build(BuildContext context) {
return TextButton(
focusNode: focusNode,
style: TextButton.styleFrom(
foregroundColor: Colors.white,
padding: const EdgeInsets.symmetric(horizontal: 8),
tapTargetSize: MaterialTapTargetSize.shrinkWrap,
),
onPressed: () => SessionState.instance.coordinator.forcePlayAll(),
child: const Text('Mark everyone ready', style: TextStyle(fontSize: 12)),
);
}
}
class _ToastCard extends StatefulWidget {
final String text;
const _ToastCard({super.key, required this.text});
@override
State<_ToastCard> createState() => _ToastCardState();
}
class _ToastCardState extends State<_ToastCard> {
bool _shown = false;
@override
void initState() {
super.initState();
WidgetsBinding.instance.addPostFrameCallback((_) {
if (mounted) setState(() => _shown = true);
});
}
@override
Widget build(BuildContext context) {
return AnimatedSlide(
duration: const Duration(milliseconds: 250),
curve: Curves.easeOut,
offset: _shown ? Offset.zero : const Offset(1, 0),
child: AnimatedOpacity(
duration: const Duration(milliseconds: 250),
opacity: _shown ? 1 : 0,
child: Card(
child: Padding(padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 8), child: Text(widget.text)),
),
),
);
}
}
class _SheetPanel extends StatelessWidget {
final TextEditingController chat;
final TextEditingController swapLink;
final VoidCallback onClose;
final VoidCallback onLeave;
const _SheetPanel({required this.chat, required this.swapLink, required this.onClose, required this.onLeave});
@override
Widget build(BuildContext context) {
final session = SessionState.instance;
final coord = session.coordinator;
return Material(
elevation: 8,
child: Padding(
padding: const EdgeInsets.fromLTRB(16, 12, 16, 16),
child: SignalBuilder(
builder: (context) {
final r = coord.room.value;
final log = coord.feedLog.value;
final theme = Theme.of(context);
final sectionStyle = theme.textTheme.titleSmall?.copyWith(fontWeight: FontWeight.bold);
return ListView(
children: [
Row(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Expanded(
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text('Room', style: theme.textTheme.titleMedium?.copyWith(fontWeight: FontWeight.bold)),
const SizedBox(height: 2),
Text(
'transport ${r?.transport ?? '…'} · event ${r?.eventId ?? 0} · media ${r?.mediaId ?? 0}',
style: theme.textTheme.bodySmall,
),
],
),
),
IconButton(icon: const Icon(Icons.close), onPressed: onClose),
],
),
const Divider(height: 20),
Text('Users (${r?.members.length ?? 0})', style: sectionStyle),
const SizedBox(height: 6),
if (r != null)
for (final m in r.members)
Card(
margin: const EdgeInsets.symmetric(vertical: 4),
child: ListTile(
dense: true,
leading: MemberAvatar(avatarBase64: m.avatar, name: m.name, size: 36),
title: Text(m.id == coord.sync.memberId ? '${m.name} (you)' : m.name),
subtitle: Text('ready=${m.ready} inSet=${m.inSet} buf=${m.buffered.toStringAsFixed(1)} stale=${m.stale}'),
trailing: Row(
mainAxisSize: MainAxisSize.min,
children: [
TextButton(
onPressed: () => coord.forceTarget(m.id, !m.ready),
child: Text(m.ready ? 'Force unready' : 'Force ready'),
),
TextButton(
onPressed: () async {
final ok = await showKickConfirmDialog(context, m.name);
if (ok == true) coord.kick(m.id);
},
child: const Text('Kick'),
),
],
),
),
),
const Divider(height: 20),
Text('Log', style: sectionStyle),
const SizedBox(height: 6),
if (log.isEmpty) Text('No events yet', style: theme.textTheme.bodySmall),
for (final f in log.reversed.take(30))
Padding(
padding: const EdgeInsets.symmetric(vertical: 2),
child: Text('${f.actor} ${f.action} ${f.target ?? ''}', style: theme.textTheme.bodySmall),
),
const Divider(height: 20),
Text('Chat', style: sectionStyle),
const SizedBox(height: 8),
Row(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Expanded(
child: TextField(
controller: chat,
decoration: const InputDecoration(labelText: 'Chat message', border: OutlineInputBorder(), isDense: true),
onSubmitted: (v) {
coord.sendChat(v);
chat.clear();
},
),
),
const SizedBox(width: 8),
IconButton(
icon: const Icon(Icons.send),
onPressed: () {
coord.sendChat(chat.text);
chat.clear();
},
),
],
),
const SizedBox(height: 12),
Text('Share a link', style: sectionStyle),
const SizedBox(height: 8),
Row(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Expanded(
child: TextField(
controller: swapLink,
decoration: const InputDecoration(labelText: 'Swap to link URL', border: OutlineInputBorder(), isDense: true),
),
),
const SizedBox(width: 8),
IconButton(
icon: const Icon(Icons.swap_horiz),
onPressed: () {
coord.swapLink(swapLink.text.trim());
swapLink.clear();
},
),
],
),
const Divider(height: 20),
SizedBox(
width: double.infinity,
child: OutlinedButton.icon(
style: OutlinedButton.styleFrom(foregroundColor: theme.colorScheme.error),
icon: const Icon(Icons.logout),
label: const Text('Leave room'),
onPressed: onLeave,
),
),
],
);
},
),
),
);
}
}
@@ -0,0 +1,50 @@
import 'package:flutter/material.dart';
import '../state/session_state.dart';
class WelcomeScreen extends StatelessWidget {
const WelcomeScreen({super.key});
@override
Widget build(BuildContext context) {
final session = SessionState.instance;
return Scaffold(
body: Center(
child: ConstrainedBox(
constraints: const BoxConstraints(maxWidth: 420),
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
const Text('Watch Together', style: TextStyle(fontSize: 24)),
const SizedBox(height: 8),
const Text(
'Set your name + avatar on the next screen.',
textAlign: TextAlign.center,
),
const SizedBox(height: 24),
Row(
mainAxisAlignment: MainAxisAlignment.center,
children: [
ElevatedButton(
onPressed: () => session.goConnect(ConnectMode.host),
child: const Text('Host'),
),
const SizedBox(width: 16),
ElevatedButton(
onPressed: () => session.goConnect(ConnectMode.join),
child: const Text('Join'),
),
],
),
const SizedBox(height: 12),
const Text(
'Host opens ports and serves. Clients open nothing.',
textAlign: TextAlign.center,
),
],
),
),
),
);
}
}