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Initial commit: JustAMessenger v0.1.0

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Серверная часть (Go):
- WebSocket сервер с бинарным протоколом
- XChaCha20-Poly1305 шифрование
- zstd сжатие с дедупликацией (64KB чанки)
- SQLite хранилище (WAL режим)
- Управление гильдиями, каналами, ролями
- Федерация между серверами (ed25519)
- REST API + WebSocket endpoints

Клиентская часть (Flutter):
- Material Design 3 тёмная тема (Discord-like)
- WebSocket соединение с сервером
- Экраны: сплэш, логин, домашний, гильдии, чат
- Модели: пользователи, гильдии, каналы, сообщения, роли
- Сервисы: соединение, API, криптография, тема
- Виджеты: иконки гильдий, сообщения, ввод чата
- Web сборка (PWA)

Документация:
- AGENTS.md — контекст для ИИ ассистентов
- docs/protocol.md — спецификация протокола
This commit is contained in:
SashegDev
2026-06-06 22:39:14 +00:00
commit 096c4d0a2d
40 changed files with 5054 additions and 0 deletions
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client/lib/widgets/chat_input.dart
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import 'package:flutter/material.dart';
import '../services/theme_service.dart';
class ChatInput extends StatefulWidget {
final TextEditingController controller;
final VoidCallback? onSend;
final String channelId;
final void Function(String)? onSendMessage;
const ChatInput({
super.key,
required this.controller,
this.onSend,
this.onSendMessage,
required this.channelId,
});
@override
State<ChatInput> createState() => _ChatInputState();
}
class _ChatInputState extends State<ChatInput> {
@override
Widget build(BuildContext context) {
return Container(
padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
decoration: const BoxDecoration(
color: ThemeService.surfaceSecondary,
border: Border(top: BorderSide(color: Color(0xFF3F4147))),
),
child: Row(
children: [
IconButton(
icon: const Icon(Icons.add_circle_outline,
color: ThemeService.textSecondary, size: 24),
onPressed: _showAttachmentMenu,
tooltip: 'Attach',
),
const SizedBox(width: 4),
Expanded(
child: TextField(
controller: widget.controller,
maxLines: 5,
minLines: 1,
textCapitalization: TextCapitalization.sentences,
style: const TextStyle(
color: ThemeService.textPrimary,
fontSize: 15,
),
decoration: InputDecoration(
hintText: 'Message #${widget.channelId.split('-').first}',
hintStyle: const TextStyle(
color: ThemeService.textMuted,
fontSize: 15,
),
filled: true,
fillColor: ThemeService.surfacePrimary,
border: OutlineInputBorder(
borderRadius: BorderRadius.circular(8),
borderSide: BorderSide.none,
),
contentPadding: const EdgeInsets.symmetric(
horizontal: 12, vertical: 10),
isDense: true,
),
onSubmitted: (text) => widget.onSendMessage?.call(text),
),
),
const SizedBox(width: 4),
IconButton(
icon: const Icon(Icons.mic_none,
color: ThemeService.textSecondary, size: 24),
onPressed: _startVoiceRecording,
tooltip: 'Voice message',
),
IconButton(
icon: const Icon(Icons.send_rounded,
color: ThemeService.primary, size: 24),
onPressed: () => widget.onSendMessage
?.call(widget.controller.text),
tooltip: 'Send',
),
],
),
);
}
void _showAttachmentMenu() {
showModalBottomSheet(
context: context,
backgroundColor: ThemeService.surfaceSecondary,
shape: const RoundedRectangleBorder(
borderRadius: BorderRadius.vertical(top: Radius.circular(12)),
),
builder: (ctx) => SafeArea(
child: Padding(
padding: const EdgeInsets.all(16),
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
const Text(
'Attach',
style: TextStyle(
color: ThemeService.textPrimary,
fontSize: 16,
fontWeight: FontWeight.w600,
),
),
const SizedBox(height: 16),
Row(
mainAxisAlignment: MainAxisAlignment.spaceAround,
children: [
_attachmentButton(Icons.photo, 'Image', () => Navigator.pop(ctx)),
_attachmentButton(Icons.videocam, 'Video', () => Navigator.pop(ctx)),
_attachmentButton(Icons.description, 'File', () => Navigator.pop(ctx)),
_attachmentButton(Icons.mic, 'Voice', () => Navigator.pop(ctx)),
],
),
],
),
),
),
);
}
Widget _attachmentButton(IconData icon, String label, VoidCallback onTap) {
return InkWell(
onTap: onTap,
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
Container(
width: 56,
height: 56,
decoration: BoxDecoration(
color: ThemeService.surfacePrimary,
borderRadius: BorderRadius.circular(14),
),
child: Icon(icon, color: ThemeService.textSecondary, size: 28),
),
const SizedBox(height: 6),
Text(
label,
style: const TextStyle(
color: ThemeService.textSecondary,
fontSize: 12,
),
),
],
),
);
}
void _startVoiceRecording() {
ScaffoldMessenger.of(context).showSnackBar(
const SnackBar(
content: Text('Voice recording coming soon...'),
duration: Duration(seconds: 1),
),
);
}
}
client/lib/widgets/guild_icon.dart
+79
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import 'package:flutter/material.dart';
import '../services/theme_service.dart';
class GuildIcon extends StatelessWidget {
final String name;
final String? icon;
final bool selected;
final double size;
const GuildIcon({
super.key,
required this.name,
this.icon,
this.selected = false,
this.size = 48,
});
@override
Widget build(BuildContext context) {
final borderRadius = selected ? 14.0 : 24.0;
return Stack(
children: [
if (selected)
Positioned(
left: -8,
top: 0,
bottom: 0,
child: Container(
width: 4,
height: size * 0.4,
decoration: BoxDecoration(
color: ThemeService.textPrimary,
borderRadius: BorderRadius.circular(2),
),
),
),
Padding(
padding: EdgeInsets.symmetric(horizontal: size * 0.25),
child: Container(
width: size,
height: size,
decoration: BoxDecoration(
color: selected
? ThemeService.primary
: ThemeService.surfacePrimary,
borderRadius: BorderRadius.circular(borderRadius),
),
child: Center(
child: icon != null
? ClipRRect(
borderRadius: BorderRadius.circular(borderRadius),
child: Image.network(
icon!,
width: size,
height: size,
fit: BoxFit.cover,
errorBuilder: (_, __, ___) => _buildInitial(),
),
)
: _buildInitial(),
),
),
),
],
);
}
Widget _buildInitial() {
return Text(
name.isNotEmpty ? name[0].toUpperCase() : '?',
style: TextStyle(
color: selected ? Colors.white : ThemeService.textSecondary,
fontSize: size * 0.4,
fontWeight: FontWeight.w700,
),
);
}
}
client/lib/widgets/message_bubble.dart
+268
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import 'dart:convert';
import 'package:flutter/material.dart';
import '../services/theme_service.dart';
import '../models/message.dart';
class MessageBubble extends StatelessWidget {
final Message message;
final bool showAuthor;
final void Function(Message)? onReply;
const MessageBubble({
super.key,
required this.message,
this.showAuthor = true,
this.onReply,
});
@override
Widget build(BuildContext context) {
final text = message.content != null
? utf8.decode(message.content!)
: '';
return Padding(
padding: const EdgeInsets.only(top: 2, bottom: 2),
child: InkWell(
onLongPress: () => _showContextMenu(context),
borderRadius: BorderRadius.circular(4),
child: Padding(
padding: EdgeInsets.only(left: showAuthor ? 0 : 48),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
if (showAuthor) ...[
const SizedBox(height: 12),
Row(
children: [
Container(
width: 32,
height: 32,
decoration: BoxDecoration(
color: ThemeService.primary.withValues(alpha: 0.8),
borderRadius: BorderRadius.circular(16),
),
child: Center(
child: Text(
(message.authorUsername ?? '?')[0].toUpperCase(),
style: const TextStyle(
color: Colors.white,
fontWeight: FontWeight.w700,
fontSize: 14,
),
),
),
),
const SizedBox(width: 8),
Text(
message.authorUsername ?? 'Unknown',
style: const TextStyle(
color: ThemeService.textPrimary,
fontSize: 14,
fontWeight: FontWeight.w600,
),
),
const SizedBox(width: 8),
Text(
_formatTime(message.createdAt),
style: const TextStyle(
color: ThemeService.textMuted,
fontSize: 11,
),
),
],
),
const SizedBox(height: 4),
],
Padding(
padding: const EdgeInsets.only(left: 40),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
if (message.replyTo != null)
Container(
padding: const EdgeInsets.all(6),
margin: const EdgeInsets.only(bottom: 4),
decoration: BoxDecoration(
color: ThemeService.surfaceTertiary,
borderRadius: BorderRadius.circular(4),
border: Border(
left: BorderSide(
color: ThemeService.primary.withValues(alpha: 0.5),
width: 3,
),
),
),
child: Text(
'Replying to a message',
style: const TextStyle(
color: ThemeService.textMuted,
fontSize: 12,
),
),
),
Row(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Expanded(
child: message.messageType == 'voice'
? _buildVoiceMessage()
: message.messageType == 'image'
? _buildImageMessage(text)
: Text(
text,
style: const TextStyle(
color: ThemeService.textPrimary,
fontSize: 15,
height: 1.4,
),
),
),
],
),
if (message.editedAt != null)
Text(
'(edited)',
style: const TextStyle(
color: ThemeService.textMuted,
fontSize: 11,
),
),
],
),
),
],
),
),
),
);
}
Widget _buildVoiceMessage() {
return Container(
padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 8),
decoration: BoxDecoration(
color: ThemeService.surfaceTertiary,
borderRadius: BorderRadius.circular(8),
),
child: Row(
mainAxisSize: MainAxisSize.min,
children: [
const Icon(Icons.play_arrow, color: ThemeService.primary, size: 24),
const SizedBox(width: 8),
Container(
width: 120,
height: 4,
decoration: BoxDecoration(
color: ThemeService.textMuted.withValues(alpha: 0.3),
borderRadius: BorderRadius.circular(2),
),
),
const SizedBox(width: 8),
const Text(
'0:12',
style: TextStyle(
color: ThemeService.textMuted,
fontSize: 12,
),
),
],
),
);
}
Widget _buildImageMessage(String url) {
return ClipRRect(
borderRadius: BorderRadius.circular(8),
child: Image.network(
url,
width: 300,
fit: BoxFit.cover,
errorBuilder: (_, __, ___) => Container(
height: 100,
color: ThemeService.surfaceTertiary,
child: const Center(
child: Icon(Icons.broken_image, color: ThemeService.textMuted),
),
),
loadingBuilder: (_, child, progress) {
if (progress == null) return child;
return Container(
width: 300,
height: 200,
color: ThemeService.surfaceTertiary,
child: Center(
child: CircularProgressIndicator(
value: progress.expectedTotalBytes != null
? progress.cumulativeBytesLoaded /
progress.expectedTotalBytes!
: null,
strokeWidth: 2,
),
),
);
},
),
);
}
void _showContextMenu(BuildContext context) {
showModalBottomSheet(
context: context,
backgroundColor: ThemeService.surfaceSecondary,
shape: const RoundedRectangleBorder(
borderRadius: BorderRadius.vertical(top: Radius.circular(12)),
),
builder: (ctx) => SafeArea(
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
ListTile(
leading: const Icon(Icons.reply, color: ThemeService.textSecondary),
title: const Text('Reply',
style: TextStyle(color: ThemeService.textPrimary)),
onTap: () {
Navigator.pop(ctx);
onReply?.call(message);
},
),
ListTile(
leading: const Icon(Icons.copy, color: ThemeService.textSecondary),
title: const Text('Copy',
style: TextStyle(color: ThemeService.textPrimary)),
onTap: () {
Navigator.pop(ctx);
},
),
ListTile(
leading: const Icon(Icons.push_pin, color: ThemeService.textSecondary),
title: const Text('Pin',
style: TextStyle(color: ThemeService.textPrimary)),
onTap: () => Navigator.pop(ctx),
),
ListTile(
leading:
const Icon(Icons.delete, color: ThemeService.danger),
title: const Text('Delete',
style: TextStyle(color: ThemeService.danger)),
onTap: () => Navigator.pop(ctx),
),
],
),
),
);
}
String _formatTime(DateTime dt) {
final now = DateTime.now();
final diff = now.difference(dt);
if (diff.inDays == 0) {
return '${dt.hour.toString().padLeft(2, '0')}:${dt.minute.toString().padLeft(2, '0')}';
} else if (diff.inDays == 1) {
return 'Yesterday';
} else {
return '${dt.day}/${dt.month}/${dt.year}';
}
}
}