feat(tg): forum-first adapter complete — handlers, bot.py, 46 tests pass

adapter/telegram/handlers/topic_events.py

@@ -0,0 +1,44 @@
+from __future__ import annotations
+
+import structlog
+from aiogram import F, Router
+from aiogram.types import Message
+
+from adapter.telegram import db
+
+logger = structlog.get_logger(__name__)
+
+router = Router(name="topic_events")
+
+
+@router.message(F.forum_topic_created)
+async def on_topic_created(message: Message) -> None:
+    """User created a topic via Telegram UI — register it as a new chat."""
+    user_id = message.from_user.id
+    thread_id = message.message_thread_id
+    name = message.forum_topic_created.name
+    db.create_chat(user_id=user_id, thread_id=thread_id, chat_name=name)
+    logger.info("topic_created", user_id=user_id, thread_id=thread_id, name=name)
+
+
+@router.message(F.forum_topic_edited)
+async def on_topic_edited(message: Message) -> None:
+    """User renamed a topic via Telegram UI — sync chat_name in DB."""
+    user_id = message.from_user.id
+    thread_id = message.message_thread_id
+    new_name = message.forum_topic_edited.name
+    if db.get_chat(user_id=user_id, thread_id=thread_id) is None:
+        return
+    db.rename_chat(user_id=user_id, thread_id=thread_id, new_name=new_name)
+    logger.info("topic_renamed", user_id=user_id, thread_id=thread_id, new_name=new_name)
+
+
+@router.message(F.forum_topic_closed)
+async def on_topic_closed(message: Message) -> None:
+    """User closed a topic via Telegram UI — auto-archive the chat."""
+    user_id = message.from_user.id
+    thread_id = message.message_thread_id
+    if db.get_chat(user_id=user_id, thread_id=thread_id) is None:
+        return
+    db.archive_chat(user_id=user_id, thread_id=thread_id)
+    logger.info("topic_closed_archived", user_id=user_id, thread_id=thread_id)