miltu-bot refactor

bot/bot_factory.py

@@ -0,0 +1,56 @@
+# bot/bot_factory.py
+import logging
+from typing import Optional, Tuple
+from telegram.constants import ParseMode
+from telegram.ext import (
+    Application,
+    ApplicationBuilder,
+    CommandHandler,
+    MessageHandler,
+    ChatMemberHandler,
+    Defaults,
+    filters,
+)
+from .models import TelegramBot, BotConfig
+from .handlers import start, ping, echo, my_chat_member_update, error_handler
+from .services import build_services
+
+logger = logging.getLogger(__name__)
+
+def _resolve_parse_mode(pm: Optional[str]):
+    if not pm or pm == "None":
+        return None
+    return getattr(ParseMode, pm, ParseMode.HTML)
+
+def build_application_for_bot(tb: TelegramBot) -> Tuple[Application, Optional[list]]:
+    cfg = BotConfig.objects.filter(bot=tb).first()
+    if not cfg:
+        raise RuntimeError(f"BotConfig не найден для бота '{tb}'")
+
+    parse_mode = _resolve_parse_mode(cfg.parse_mode)
+    defaults = Defaults(parse_mode=parse_mode) if parse_mode else None
+    allowed_updates = cfg.allowed_updates or None
+
+    builder: ApplicationBuilder = Application.builder().token(tb.token)
+    if defaults:
+        builder = builder.defaults(defaults)
+
+    app = builder.build()
+
+    # зарегистрировать хендлеры
+    app.add_handler(CommandHandler("start", start))
+    app.add_handler(CommandHandler("ping", ping))
+    app.add_handler(ChatMemberHandler(my_chat_member_update, ChatMemberHandler.MY_CHAT_MEMBER))
+    app.add_handler(MessageHandler(filters.TEXT & ~filters.COMMAND, echo))
+    app.add_error_handler(error_handler)
+
+    # инжект зависимостей для КОНКРЕТНОГО бота
+    services = build_services(tb)
+    app.bot_data["services"] = services
+    app.bot_data["allowed_updates"] = allowed_updates
+
+    logger.info(
+        "Built app for bot=%s (@%s), parse_mode=%s, allowed_updates=%s",
+        tb.name, tb.username or "—", parse_mode, allowed_updates
+    )
+    return app, allowed_updates