Initial agent-news: Dart Telegram bot + Claude Code runner + MCP bridge

/news spawns claude-code as a local subprocess (single pod, no cross-container
exec on K3s); Claude delivers the digest itself via the send_to_telegram MCP tool.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
This commit is contained in:
2026-07-21 20:40:32 +03:00
commit be09de2ad7
15 changed files with 764 additions and 0 deletions

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import 'dart:async';
import 'dart:io';
import '../lib/config.dart';
import '../lib/telegram.dart';
import '../lib/claude_runner.dart';
void main() async {
final config = Config.fromEnv();
if (config.telegramToken.isEmpty) {
stderr.writeln('ERROR: TELEGRAM_BOT_TOKEN must be set');
exit(1);
}
if (config.allowedChatIds.isEmpty) {
stderr.writeln('ERROR: ALLOWED_CHAT_IDS must be set (comma-separated chat ids)');
exit(1);
}
final telegram = TelegramClient(config.telegramToken);
final claude = ClaudeRunner(config);
stderr.writeln('agent-news-bot starting, allowed chats: ${config.allowedChatIds}');
var offset = 0;
while (true) {
final updates = await telegram.getUpdates(offset: offset);
for (final update in updates) {
offset = (update['update_id'] as int) + 1;
final message = update['message'];
if (message == null) continue;
final chatId = message['chat']['id'] as int;
final messageId = message['message_id'] as int;
final text = message['text']?.toString().trim();
if (text == null || text.isEmpty) continue;
if (!config.allowedChatIds.contains(chatId)) {
stderr.writeln(' → отклонено, чат $chatId не в ALLOWED_CHAT_IDS');
continue;
}
if (text == '/start') {
await telegram.sendMessage(
chatId,
'Привет! Я agent-news. Команда /news — свежая выжимка по ИИ '
'(ресёрч делает Claude Code, займёт 1-3 минуты).',
);
continue;
}
if (text == '/news' || text.startsWith('/news ')) {
final topic = text.startsWith('/news ') ? text.substring(6).trim() : null;
if (claude.isBusy) {
await telegram.sendMessage(chatId, 'Уже выполняю другой запрос, подожди.',
replyToMessageId: messageId);
continue;
}
await telegram.sendMessage(
chatId,
'🔎 Ищу свежую информацию${topic != null ? ' по теме «$topic»' : ' по ИИ'}, '
'это займёт пару минут…',
replyToMessageId: messageId,
);
await telegram.sendTyping(chatId);
unawaited(_runNews(claude, telegram, chatId, topic));
continue;
}
}
}
}
Future<void> _runNews(
ClaudeRunner claude,
TelegramClient telegram,
int chatId,
String? topic,
) async {
final result = await claude.runNews(chatId: chatId, topic: topic);
switch (result.outcome) {
case ClaudeOutcome.success:
stderr.writeln('news for $chatId done');
break;
case ClaudeOutcome.busy:
break; // уже сообщили выше
case ClaudeOutcome.timeout:
await telegram.sendMessage(chatId, 'Не успел уложиться по времени, попробуй позже.');
break;
case ClaudeOutcome.failure:
stderr.writeln('news for $chatId failed: ${result.detail}');
await telegram.sendMessage(chatId, 'Не получилось выполнить ресёрч, попробуй позже.');
break;
}
}