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feat(calls): Я ЕБЛАН ХАХАХХА Я ШАШКИ ЧЕРЕЗ ЗВОНКИ СДЕЛАЛ

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This commit is contained in:
Jganenok
2026-06-13 00:42:14 +07:00
parent d7dcb076c3
commit d6acfa52fa
8 changed files with 999 additions and 12 deletions
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lib/core/calls/call_session.dart
+72
View File
@@ -1,4 +1,5 @@
import 'dart:async';
import 'dart:convert';
import 'package:flutter/foundation.dart'
show TargetPlatform, defaultTargetPlatform;
@@ -35,6 +36,14 @@ class CallParticipant {
});
}
class CallChatMessage {
final String text;
final bool mine;
final DateTime time;
CallChatMessage({required this.text, required this.mine, required this.time});
}
class CallSession {
final Ws2Config ws2Config;
@@ -90,6 +99,17 @@ class CallSession {
static const String _probeQuestion = 'AreYouKomet?';
static const String _probeAnswer = 'YesImKomet😎';
final List<CallChatMessage> _chat = [];
final _chatController = StreamController<CallChatMessage>.broadcast();
final _gameController = StreamController<Map<String, dynamic>>.broadcast();
List<CallChatMessage> get chatLog => List.unmodifiable(_chat);
Stream<CallChatMessage> get chatMessages => _chatController.stream;
Stream<Map<String, dynamic>> get gameMessages => _gameController.stream;
int get selfUserId => ws2Config.userId;
int? get peerUserId => _peerId;
bool get localVideo => _localVideo;
bool get localScreen => _localScreen;
MediaStream? get localVideoStream => _localVideoStream;
@@ -160,6 +180,7 @@ class CallSession {
Future<void> _sampleLevels() async {
final pc = _pc;
if (pc == null || _ended) return;
if (!_mediaConnected || _current != CallSessionState.active) return;
var local = 0.0;
var remote = 0.0;
@@ -571,6 +592,21 @@ class CallSession {
void _onProbeMessage(RTCDataChannel channel, RTCDataChannelMessage message) {
if (message.isBinary) return;
final text = message.text;
final frame = _decodeFrame(text);
if (frame != null && frame['t'] == 'chat') {
final body = frame['text'];
if (body is String && body.isNotEmpty) {
_addChat(CallChatMessage(text: body, mine: false, time: DateTime.now()));
}
return;
}
if (frame != null && frame['t'] == 'game') {
final data = Map<String, dynamic>.of(frame)..remove('t');
if (!_gameController.isClosed) _gameController.add(data);
return;
}
if (text == _probeQuestion) {
_sendProbe(channel, _probeAnswer);
} else if (text == _probeAnswer) {
@@ -578,12 +614,46 @@ class CallSession {
}
}
Map<String, dynamic>? _decodeFrame(String text) {
try {
final v = jsonDecode(text);
return v is Map<String, dynamic> ? v : null;
} catch (_) {
return null;
}
}
void _sendProbe(RTCDataChannel channel, String text) {
try {
channel.send(RTCDataChannelMessage(text));
} catch (_) {}
}
void sendChatMessage(String text) {
final body = text.trim();
final channel = _probeChannel;
if (body.isEmpty || channel == null) return;
try {
channel.send(RTCDataChannelMessage(jsonEncode({'t': 'chat', 'text': body})));
} catch (_) {
return;
}
_addChat(CallChatMessage(text: body, mine: true, time: DateTime.now()));
}
void sendGame(Map<String, dynamic> data) {
final channel = _probeChannel;
if (channel == null) return;
try {
channel.send(RTCDataChannelMessage(jsonEncode({'t': 'game', ...data})));
} catch (_) {}
}
void _addChat(CallChatMessage message) {
_chat.add(message);
if (!_chatController.isClosed) _chatController.add(message);
}
void _markPeerKomet() {
if (_peerIsKomet) return;
_peerIsKomet = true;
@@ -1097,6 +1167,8 @@ class CallSession {
if (!_remoteStream.isClosed) await _remoteStream.close();
if (!_info.isClosed) await _info.close();
if (!_kometDetected.isClosed) await _kometDetected.close();
if (!_chatController.isClosed) await _chatController.close();
if (!_gameController.isClosed) await _gameController.close();
}
void _applyConnectionInfo(Map<String, dynamic> msg, List iceServers) {
lib/core/games/checkers.dart
+209
View File
@@ -0,0 +1,209 @@
enum CheckersSide { white, black }
class Checkers {
static const int size = 8;
static const int empty = 0;
static const int whiteMan = 1;
static const int whiteKing = 2;
static const int blackMan = 3;
static const int blackKing = 4;
static const List<List<int>> _dirs = [
[-1, -1],
[-1, 1],
[1, -1],
[1, 1],
];
static List<int> initial() {
final board = List<int>.filled(size * size, empty);
for (var r = 0; r < size; r++) {
for (var c = 0; c < size; c++) {
if ((r + c) % 2 == 0) continue;
final i = r * size + c;
if (r <= 2) board[i] = blackMan;
if (r >= 5) board[i] = whiteMan;
}
}
return board;
}
static CheckersSide? sideOf(int piece) {
if (piece == whiteMan || piece == whiteKing) return CheckersSide.white;
if (piece == blackMan || piece == blackKing) return CheckersSide.black;
return null;
}
static bool isKing(int piece) => piece == whiteKing || piece == blackKing;
static CheckersSide opponent(CheckersSide side) =>
side == CheckersSide.white ? CheckersSide.black : CheckersSide.white;
static int _row(int i) => i ~/ size;
static int _col(int i) => i % size;
static bool _inB(int r, int c) => r >= 0 && r < size && c >= 0 && c < size;
static int _idx(int r, int c) => r * size + c;
static int _lastRow(CheckersSide side) =>
side == CheckersSide.white ? 0 : size - 1;
static int _kingOf(CheckersSide side) =>
side == CheckersSide.white ? whiteKing : blackKing;
static List<List<int>> legalMoves(List<int> board, CheckersSide side) {
final captures = <List<int>>[];
for (var i = 0; i < board.length; i++) {
if (sideOf(board[i]) != side) continue;
_collectCaptures(List<int>.of(board), i, side, [i], <int>{}, captures);
}
if (captures.isNotEmpty) return captures;
final quiet = <List<int>>[];
for (var i = 0; i < board.length; i++) {
if (sideOf(board[i]) != side) continue;
_collectQuiet(board, i, side, quiet);
}
return quiet;
}
static void _collectCaptures(List<int> work, int at, CheckersSide side,
List<int> path, Set<int> captured, List<List<int>> out) {
final steps = _captureSteps(work, at, captured);
if (steps.isEmpty) {
if (path.length > 1) out.add(List<int>.of(path));
return;
}
final piece = work[at];
for (final step in steps) {
final landing = step[0];
final victim = step[1];
final promote = !isKing(piece) && _row(landing) == _lastRow(side);
final moved = promote ? _kingOf(side) : piece;
work[at] = empty;
work[landing] = moved;
captured.add(victim);
path.add(landing);
_collectCaptures(work, landing, side, path, captured, out);
path.removeLast();
captured.remove(victim);
work[landing] = empty;
work[at] = piece;
}
}
static List<List<int>> _captureSteps(
List<int> work, int at, Set<int> captured) {
final piece = work[at];
final side = sideOf(piece);
if (side == null) return const [];
final king = isKing(piece);
final r0 = _row(at);
final c0 = _col(at);
final result = <List<int>>[];
for (final d in _dirs) {
var r = r0 + d[0];
var c = c0 + d[1];
if (king) {
while (_inB(r, c) && work[_idx(r, c)] == empty) {
r += d[0];
c += d[1];
}
if (!_inB(r, c)) continue;
final vi = _idx(r, c);
if (sideOf(work[vi]) == side || captured.contains(vi)) continue;
var lr = r + d[0];
var lc = c + d[1];
while (_inB(lr, lc) && work[_idx(lr, lc)] == empty) {
result.add([_idx(lr, lc), vi]);
lr += d[0];
lc += d[1];
}
} else {
if (!_inB(r, c)) continue;
final vi = _idx(r, c);
if (work[vi] == empty ||
sideOf(work[vi]) == side ||
captured.contains(vi)) {
continue;
}
final lr = r + d[0];
final lc = c + d[1];
if (_inB(lr, lc) && work[_idx(lr, lc)] == empty) {
result.add([_idx(lr, lc), vi]);
}
}
}
return result;
}
static void _collectQuiet(
List<int> board, int at, CheckersSide side, List<List<int>> out) {
final piece = board[at];
final r0 = _row(at);
final c0 = _col(at);
if (isKing(piece)) {
for (final d in _dirs) {
var r = r0 + d[0];
var c = c0 + d[1];
while (_inB(r, c) && board[_idx(r, c)] == empty) {
out.add([at, _idx(r, c)]);
r += d[0];
c += d[1];
}
}
} else {
final forward = side == CheckersSide.white ? -1 : 1;
for (final dc in const [-1, 1]) {
final r = r0 + forward;
final c = c0 + dc;
if (_inB(r, c) && board[_idx(r, c)] == empty) {
out.add([at, _idx(r, c)]);
}
}
}
}
static List<int> applyMove(List<int> board, List<int> path) {
final next = List<int>.of(board);
if (path.length < 2) return next;
final from = path.first;
final side = sideOf(board[from]);
if (side == null) return next;
final piece = board[from];
next[from] = empty;
var promoted = isKing(piece);
for (var k = 0; k < path.length - 1; k++) {
final a = path[k];
final b = path[k + 1];
final dr = (_row(b) - _row(a)).sign;
final dc = (_col(b) - _col(a)).sign;
var r = _row(a) + dr;
var c = _col(a) + dc;
while (r != _row(b) || c != _col(b)) {
final vi = _idx(r, c);
if (next[vi] != empty && sideOf(next[vi]) != side) {
next[vi] = empty;
}
r += dr;
c += dc;
}
if (_row(b) == _lastRow(side)) promoted = true;
}
next[path.last] = promoted ? _kingOf(side) : piece;
return next;
}
static bool _hasPieces(List<int> board, CheckersSide side) =>
board.any((p) => sideOf(p) == side);
static CheckersSide? winner(List<int> board, CheckersSide toMove) {
if (!_hasPieces(board, toMove) || legalMoves(board, toMove).isEmpty) {
return opponent(toMove);
}
return null;
}
}
lib/core/storage/app_database.dart
+28 -2
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@@ -1,8 +1,10 @@
import 'dart:async';
import 'dart:io';
import 'package:komet/core/storage/app_instance.dart';
import 'package:komet/core/utils/logger.dart';
import 'package:path/path.dart';
import 'package:path_provider/path_provider.dart';
import 'package:sqflite_common_ffi/sqflite_ffi.dart';
class ProfileData {
@@ -155,10 +157,34 @@ class AppDatabase {
return _db!;
}
static Future<String> _databasesDir() async {
if (Platform.isLinux || Platform.isWindows || Platform.isMacOS) {
final dir = await getApplicationSupportDirectory();
return dir.path;
}
return getDatabasesPath();
}
static Future<void> _migrateLegacyDb(String target) async {
if (AppInstance.isNamed) return;
if (!(Platform.isLinux || Platform.isWindows || Platform.isMacOS)) return;
try {
if (await File(target).exists()) return;
final legacy = File(join(await getDatabasesPath(), 'komet.db'));
if (legacy.path == target) return;
if (await legacy.exists()) {
await legacy.copy(target);
logger.i('[db] перенёс komet.db -> $target');
}
} catch (_) {}
}
static Future<Database> _open() async {
final dbPath = await getDatabasesPath();
final dbPath = await _databasesDir();
final target = join(dbPath, 'komet${AppInstance.suffix}.db');
await _migrateLegacyDb(target);
return openDatabase(
join(dbPath, 'komet.db'),
target,
version: 11,
onOpen: (db) => db.execute('PRAGMA foreign_keys = ON'),
onCreate: (db, _) => _createTables(db),
lib/core/storage/app_instance.dart
+9
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@@ -0,0 +1,9 @@
class AppInstance {
AppInstance._();
static const String id = String.fromEnvironment('KOMET_INSTANCE');
static bool get isNamed => id.isNotEmpty;
static String get suffix => isNamed ? '_$id' : '';
}
lib/core/utils/media_cache.dart
+2 -1
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@@ -4,6 +4,7 @@ import 'package:path/path.dart' as p;
import 'package:path_provider/path_provider.dart';
import '../config/app_media_cache.dart';
import '../storage/app_instance.dart';
/// Постоянный дисковый кэш скачанных медиа (файлы, видео).
///
@@ -21,7 +22,7 @@ class MediaCache {
final cached = _dir;
if (cached != null) return cached;
final base = await getApplicationSupportDirectory();
final dir = Directory(p.join(base.path, 'media_cache'));
final dir = Directory(p.join(base.path, 'media_cache${AppInstance.suffix}'));
if (!await dir.exists()) {
await dir.create(recursive: true);
}
lib/frontend/screens/calls/call_screen.dart
+44 -9
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@@ -22,6 +22,7 @@ import '../../../core/calls/call_session.dart';
import '../../../core/utils/format.dart';
import '../../widgets/custom_notification.dart';
import '../../widgets/glossy_pill.dart';
import 'komet_hub.dart';
const Color _kEndRed = Color(0xFFE5484D);
const Color _kAcceptGreen = Color(0xFF2EC36B);
@@ -52,7 +53,9 @@ class _CallScreenState extends State<CallScreen>
StreamSubscription<CallSessionState>? _stateSub;
StreamSubscription<void>? _infoSub;
StreamSubscription<void>? _kometSub;
StreamSubscription<CallChatMessage>? _chatSub;
StreamSubscription<MediaStream>? _remoteStreamSub;
bool _chatOpen = false;
CallSessionState _state = CallSessionState.connecting;
bool _incomingPending = false;
@@ -215,6 +218,7 @@ class _CallScreenState extends State<CallScreen>
});
_remoteStreamSub = session.remoteStreamStream.listen(_attachStream);
_kometSub = session.peerKometDetected.listen((_) => _showKometBadge());
_chatSub = session.chatMessages.listen(_onChatMessage);
if (session.peerIsKomet) {
WidgetsBinding.instance.addPostFrameCallback((_) => _showKometBadge());
}
@@ -229,6 +233,19 @@ class _CallScreenState extends State<CallScreen>
showCustomNotification(context, 'Этот человек использует Komet! :3');
}
void _onChatMessage(CallChatMessage message) {
if (!mounted || message.mine || _chatOpen) return;
showCustomNotification(context, message.text);
}
Future<void> _openKometHub() async {
final session = _session;
if (session == null) return;
setState(() => _chatOpen = true);
await showKometHub(context, session: session, scheme: _darkScheme(context));
if (mounted) setState(() => _chatOpen = false);
}
void _resolveParticipants() {
final session = _session;
if (session == null) return;
@@ -349,6 +366,7 @@ class _CallScreenState extends State<CallScreen>
_stateSub?.cancel();
_infoSub?.cancel();
_kometSub?.cancel();
_chatSub?.cancel();
_remoteStreamSub?.cancel();
_dotsController.dispose();
_videoController.dispose();
@@ -825,15 +843,32 @@ class _CallScreenState extends State<CallScreen>
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,
),
child: Row(
mainAxisSize: MainAxisSize.min,
children: [
if (_session?.peerIsKomet == true)
IconButton(
onPressed: _openKometHub,
tooltip: 'Komet',
//TODO: Бля иконку кометы в код дайтtе' мориарти 00. ал.о
icon: Icon(
Symbols.auto_awesome,
color: cs.primary,
weight: 500,
size: 26,
),
),
IconButton(
onPressed: _showInfoSheet,
tooltip: 'О звонке',
icon: Icon(
Symbols.info,
color: cs.onSurface,
weight: 500,
size: 26,
),
),
],
),
),
if (showTimer)
lib/frontend/screens/calls/komet_hub.dart
+631
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@@ -0,0 +1,631 @@
import 'dart:async';
import 'package:flutter/material.dart';
import 'package:material_symbols_icons/symbols.dart';
import '../../../core/calls/call_session.dart';
import '../../../core/games/checkers.dart';
Future<void> showKometHub(
BuildContext context, {
required CallSession session,
required ColorScheme scheme,
}) {
return showModalBottomSheet<void>(
context: context,
isScrollControlled: true,
showDragHandle: true,
backgroundColor: scheme.surfaceContainerHigh,
shape: const RoundedRectangleBorder(
borderRadius: BorderRadius.vertical(top: Radius.circular(24)),
),
builder: (_) => Theme(
data: Theme.of(context).copyWith(colorScheme: scheme),
child: _KometHub(session: session),
),
);
}
enum _HubPage { menu, chat, games, checkers }
class _KometHub extends StatefulWidget {
final CallSession session;
const _KometHub({required this.session});
@override
State<_KometHub> createState() => _KometHubState();
}
class _KometHubState extends State<_KometHub> {
_HubPage _page = _HubPage.menu;
void _go(_HubPage page) => setState(() => _page = page);
void _back() {
switch (_page) {
case _HubPage.menu:
Navigator.of(context).maybePop();
break;
case _HubPage.checkers:
_go(_HubPage.games);
break;
case _HubPage.chat:
case _HubPage.games:
_go(_HubPage.menu);
break;
}
}
String get _title {
switch (_page) {
case _HubPage.menu:
return 'Komet';
case _HubPage.chat:
return 'Анонимный чат';
case _HubPage.games:
return 'Игры';
case _HubPage.checkers:
return 'Шашки';
}
}
@override
Widget build(BuildContext context) {
final cs = Theme.of(context).colorScheme;
return Padding(
padding: EdgeInsets.only(bottom: MediaQuery.of(context).viewInsets.bottom),
child: ConstrainedBox(
constraints: BoxConstraints(
maxHeight: MediaQuery.of(context).size.height * 0.78,
),
child: SafeArea(
top: false,
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
_header(cs),
Flexible(child: _body(cs)),
],
),
),
),
);
}
Widget _header(ColorScheme cs) {
return Padding(
padding: const EdgeInsets.fromLTRB(8, 0, 16, 8),
child: Row(
children: [
IconButton(
onPressed: _back,
icon: Icon(
_page == _HubPage.menu ? Symbols.close : Symbols.arrow_back,
color: cs.onSurface,
),
),
const SizedBox(width: 4),
Text(
_title,
style: TextStyle(
color: cs.onSurface,
fontSize: 18,
fontWeight: FontWeight.w700,
fontFamily: 'Outfit',
),
),
],
),
);
}
Widget _body(ColorScheme cs) {
switch (_page) {
case _HubPage.menu:
return _menu(cs);
case _HubPage.games:
return _games(cs);
case _HubPage.chat:
return _KometChatView(session: widget.session);
case _HubPage.checkers:
return _CheckersView(session: widget.session);
}
}
Widget _menu(ColorScheme cs) {
return Column(
mainAxisSize: MainAxisSize.min,
children: [
_tile(cs, Symbols.forum, 'Чат', 'Анонимные сообщения',
() => _go(_HubPage.chat)),
_tile(cs, Symbols.stadia_controller, 'Игры', 'Сыграть с собеседником',
() => _go(_HubPage.games)),
const SizedBox(height: 12),
],
);
}
Widget _games(ColorScheme cs) {
return Column(
mainAxisSize: MainAxisSize.min,
children: [
_tile(cs, Symbols.grid_on, 'Шашки', 'Русские шашки',
() => _go(_HubPage.checkers)),
_tile(cs, Symbols.more_horiz, 'Скоро ещё…', 'В разработке', null),
const SizedBox(height: 12),
],
);
}
Widget _tile(ColorScheme cs, IconData icon, String title, String subtitle,
VoidCallback? onTap) {
final enabled = onTap != null;
return ListTile(
onTap: onTap,
enabled: enabled,
leading: Container(
width: 44,
height: 44,
decoration: BoxDecoration(
color: cs.surfaceContainerHighest,
shape: BoxShape.circle,
),
child: Icon(icon, color: enabled ? cs.primary : cs.onSurfaceVariant),
),
title: Text(
title,
style: TextStyle(
color: enabled ? cs.onSurface : cs.onSurfaceVariant,
fontSize: 16,
fontWeight: FontWeight.w600,
),
),
subtitle: Text(
subtitle,
style: TextStyle(color: cs.onSurfaceVariant, fontSize: 13),
),
trailing: enabled
? Icon(Symbols.chevron_right, color: cs.onSurfaceVariant)
: null,
);
}
}
class _KometChatView extends StatefulWidget {
final CallSession session;
const _KometChatView({required this.session});
@override
State<_KometChatView> createState() => _KometChatViewState();
}
class _KometChatViewState extends State<_KometChatView> {
final TextEditingController _controller = TextEditingController();
final ScrollController _scroll = ScrollController();
StreamSubscription<CallChatMessage>? _sub;
@override
void initState() {
super.initState();
_sub = widget.session.chatMessages.listen((_) {
if (mounted) setState(() {});
_scrollToBottom();
});
WidgetsBinding.instance.addPostFrameCallback((_) => _scrollToBottom());
}
void _scrollToBottom() {
WidgetsBinding.instance.addPostFrameCallback((_) {
if (!_scroll.hasClients) return;
_scroll.animateTo(
_scroll.position.maxScrollExtent,
duration: const Duration(milliseconds: 220),
curve: Curves.easeOut,
);
});
}
void _send() {
final text = _controller.text.trim();
if (text.isEmpty) return;
widget.session.sendChatMessage(text);
_controller.clear();
}
@override
void dispose() {
_sub?.cancel();
_controller.dispose();
_scroll.dispose();
super.dispose();
}
@override
Widget build(BuildContext context) {
final cs = Theme.of(context).colorScheme;
final messages = widget.session.chatLog;
return Column(
mainAxisSize: MainAxisSize.min,
children: [
Padding(
padding: const EdgeInsets.fromLTRB(20, 0, 20, 6),
child: Row(
children: [
Icon(Symbols.lock, size: 16, color: cs.primary, fill: 1),
const SizedBox(width: 6),
Expanded(
child: Text(
'Напрямую через звонок, нигде не сохраняется',
style: TextStyle(color: cs.onSurfaceVariant, fontSize: 13),
),
),
],
),
),
Flexible(
child: messages.isEmpty
? _empty(cs)
: ListView.builder(
controller: _scroll,
padding: const EdgeInsets.fromLTRB(8, 4, 8, 8),
itemCount: messages.length,
itemBuilder: (_, i) => _bubble(cs, messages[i]),
),
),
_input(cs),
],
);
}
Widget _empty(ColorScheme cs) {
return Center(
child: Padding(
padding: const EdgeInsets.all(32),
child: Text(
'Сообщений пока нет',
style: TextStyle(color: cs.onSurfaceVariant, fontSize: 14),
),
),
);
}
Widget _bubble(ColorScheme cs, CallChatMessage message) {
return Align(
alignment: message.mine ? Alignment.centerRight : Alignment.centerLeft,
child: Container(
margin: const EdgeInsets.symmetric(vertical: 3, horizontal: 8),
padding: const EdgeInsets.symmetric(horizontal: 14, vertical: 9),
constraints: BoxConstraints(
maxWidth: MediaQuery.of(context).size.width * 0.72,
),
decoration: BoxDecoration(
color: message.mine ? cs.primary : cs.surfaceContainerHighest,
borderRadius: BorderRadius.circular(18),
),
child: Text(
message.text,
style: TextStyle(
color: message.mine ? cs.onPrimary : cs.onSurface,
fontSize: 15,
height: 1.25,
),
),
),
);
}
Widget _input(ColorScheme cs) {
return Padding(
padding: const EdgeInsets.fromLTRB(12, 4, 12, 8),
child: Row(
crossAxisAlignment: CrossAxisAlignment.end,
children: [
Expanded(
child: TextField(
controller: _controller,
minLines: 1,
maxLines: 4,
textInputAction: TextInputAction.send,
onSubmitted: (_) => _send(),
style: TextStyle(color: cs.onSurface, fontSize: 15),
decoration: InputDecoration(
hintText: 'Сообщение…',
hintStyle: TextStyle(color: cs.onSurfaceVariant),
filled: true,
fillColor: cs.surfaceContainerHighest,
contentPadding:
const EdgeInsets.symmetric(horizontal: 16, vertical: 11),
border: OutlineInputBorder(
borderRadius: BorderRadius.circular(24),
borderSide: BorderSide.none,
),
),
),
),
const SizedBox(width: 8),
IconButton.filled(
onPressed: _send,
icon: const Icon(Symbols.send, fill: 1),
),
],
),
);
}
}
class _CheckersView extends StatefulWidget {
final CallSession session;
const _CheckersView({required this.session});
@override
State<_CheckersView> createState() => _CheckersViewState();
}
class _CheckersViewState extends State<_CheckersView> {
List<int> _board = Checkers.initial();
CheckersSide _turn = CheckersSide.white;
List<int> _path = const [];
List<List<int>> _legal = const [];
CheckersSide? _result;
late final CheckersSide _me;
StreamSubscription<Map<String, dynamic>>? _sub;
@override
void initState() {
super.initState();
final self = widget.session.selfUserId;
final peer = widget.session.peerUserId ?? (self + 1);
_me = self <= peer ? CheckersSide.white : CheckersSide.black;
_recompute();
_sub = widget.session.gameMessages.listen(_onGame);
}
void _recompute() {
_legal = Checkers.legalMoves(_board, _turn);
_result = _legal.isEmpty ? Checkers.opponent(_turn) : null;
}
void _restart() {
_board = Checkers.initial();
_turn = CheckersSide.white;
_path = const [];
_recompute();
}
@override
void dispose() {
_sub?.cancel();
super.dispose();
}
void _onGame(Map<String, dynamic> data) {
if (data['g'] != 'checkers') return;
if (data['a'] == 'reset') {
setState(_restart);
return;
}
if (data['a'] == 'move') {
final raw = data['path'];
if (raw is! List) return;
_applyMove(raw.map((e) => e as int).toList(), fromRemote: true);
}
}
void _applyMove(List<int> path, {required bool fromRemote}) {
if (!_legal.any((p) => _listEq(p, path))) return;
setState(() {
_board = Checkers.applyMove(_board, path);
_turn = Checkers.opponent(_turn);
_path = const [];
_recompute();
});
if (!fromRemote) {
widget.session.sendGame({'g': 'checkers', 'a': 'move', 'path': path});
}
}
void _reset() {
setState(_restart);
widget.session.sendGame({'g': 'checkers', 'a': 'reset'});
}
void _onTap(int square) {
if (_turn != _me || _result != null) return;
if (_path.isEmpty) {
if (_legal.any((p) => p.first == square)) {
setState(() => _path = [square]);
}
return;
}
final prefix = [..._path, square];
final matching = _legal.where((p) => _startsWith(p, prefix)).toList();
if (matching.isEmpty) {
setState(() =>
_path = _legal.any((p) => p.first == square) ? [square] : const []);
return;
}
if (matching.any((p) => p.length == prefix.length)) {
_applyMove(prefix, fromRemote: false);
} else {
setState(() => _path = prefix);
}
}
Set<int> _options() {
if (_turn != _me || _result != null) return const {};
if (_path.isEmpty) return {for (final p in _legal) p.first};
final next = <int>{};
for (final p in _legal) {
if (_startsWith(p, _path) && p.length > _path.length) {
next.add(p[_path.length]);
}
}
return next;
}
@override
Widget build(BuildContext context) {
final cs = Theme.of(context).colorScheme;
return SingleChildScrollView(
padding: const EdgeInsets.fromLTRB(16, 0, 16, 16),
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
Row(
children: [
Expanded(
child: Text(
_status(),
style: TextStyle(
color: cs.onSurface,
fontSize: 16,
fontWeight: FontWeight.w600,
),
),
),
TextButton.icon(
onPressed: _reset,
icon: const Icon(Symbols.refresh, size: 20),
label: const Text('Заново'),
),
],
),
const SizedBox(height: 8),
_boardWidget(cs),
const SizedBox(height: 10),
Text(
_me == CheckersSide.white
? 'Вы играете белыми'
: 'Вы играете чёрными',
style: TextStyle(color: cs.onSurfaceVariant, fontSize: 13),
),
],
),
);
}
String _status() {
final w = _result;
if (w != null) return w == _me ? 'Вы выиграли 🎉' : 'Вы проиграли';
return _turn == _me ? 'Ваш ход' : 'Ход соперника…';
}
Widget _boardWidget(ColorScheme cs) {
final flip = _me == CheckersSide.black;
final options = _options();
final selected = _path.isNotEmpty ? _path.last : -1;
return AspectRatio(
aspectRatio: 1,
child: ClipRRect(
borderRadius: BorderRadius.circular(12),
child: GridView.builder(
physics: const NeverScrollableScrollPhysics(),
gridDelegate: const SliverGridDelegateWithFixedCrossAxisCount(
crossAxisCount: Checkers.size,
),
itemCount: Checkers.size * Checkers.size,
itemBuilder: (_, i) {
final square = flip ? (Checkers.size * Checkers.size - 1 - i) : i;
final rb = square ~/ Checkers.size;
final cb = square % Checkers.size;
final dark = (rb + cb) % 2 == 1;
return GestureDetector(
onTap: dark ? () => _onTap(square) : null,
child: _cell(
cs,
dark: dark,
piece: _board[square],
option: options.contains(square),
selected: square == selected,
),
);
},
),
),
);
}
Widget _cell(
ColorScheme cs, {
required bool dark,
required int piece,
required bool option,
required bool selected,
}) {
final base = dark ? cs.surfaceContainerHighest : cs.surfaceContainerLow;
return Container(
color: selected ? cs.primary.withValues(alpha: 0.45) : base,
child: Stack(
alignment: Alignment.center,
children: [
if (option && piece == Checkers.empty)
FractionallySizedBox(
widthFactor: 0.34,
heightFactor: 0.34,
child: DecoratedBox(
decoration: BoxDecoration(
shape: BoxShape.circle,
color: cs.primary.withValues(alpha: 0.55),
),
),
),
if (piece != Checkers.empty) _piece(cs, piece, option),
],
),
);
}
Widget _piece(ColorScheme cs, int piece, bool option) {
final white = Checkers.sideOf(piece) == CheckersSide.white;
final king = Checkers.isKing(piece);
return FractionallySizedBox(
widthFactor: 0.76,
heightFactor: 0.76,
child: Container(
decoration: BoxDecoration(
shape: BoxShape.circle,
color: white ? const Color(0xFFEDEDED) : const Color(0xFF262626),
border: Border.all(
color: option
? cs.primary
: (white ? const Color(0xFFB8B8B8) : const Color(0xFF050505)),
width: option ? 2.5 : 1.5,
),
boxShadow: const [
BoxShadow(color: Colors.black38, blurRadius: 3, offset: Offset(0, 1)),
],
),
child: king
? Icon(
Symbols.star,
fill: 1,
size: 16,
color: white ? const Color(0xFF8A6D00) : const Color(0xFFE7C200),
)
: null,
),
);
}
bool _startsWith(List<int> path, List<int> prefix) {
if (path.length < prefix.length) return false;
for (var i = 0; i < prefix.length; i++) {
if (path[i] != prefix[i]) return false;
}
return true;
}
bool _listEq(List<int> a, List<int> b) {
if (a.length != b.length) return false;
for (var i = 0; i < a.length; i++) {
if (a[i] != b[i]) return false;
}
return true;
}
}
lib/main.dart
+4
View File
@@ -11,6 +11,7 @@ import 'package:package_info_plus/package_info_plus.dart';
import 'package:shared_preferences/shared_preferences.dart';
import 'backend/api.dart';
import 'core/cache/info_cache.dart';
import 'core/storage/app_instance.dart';
import 'core/config/app_accent.dart';
import 'core/config/app_amoled.dart';
import 'core/config/app_bubble_behavior.dart';
@@ -78,6 +79,9 @@ Future<Locale> _loadInitialLocale() async {
void main() async {
WidgetsFlutterBinding.ensureInitialized();
if (AppInstance.isNamed) {
SharedPreferences.setPrefix('flutter.${AppInstance.id}.');
}
await AppDatabase.init();
final activeAccountId = await TokenStorage.getActiveAccountId();
if (activeAccountId != null) {