Рефакторинг. Вынес настройки в отдельный модуль

main.py

@@ -1,4 +1,3 @@
-import os
 import logging
 from aiogram import Bot, Dispatcher, executor, types
 from aiogram.utils.exceptions import MessageToDeleteNotFound
@@ -10,63 +9,20 @@ from sqlalchemy.orm import sessionmaker
 from sqlalchemy.exc import IntegrityError
 from models import Allowed_user, Token, Messages_to_delete, Base
 from aiogram.utils.markdown import escape_md
-
+from services import auth, only_admins
+from . import settings
 
 logging.basicConfig(level=logging.INFO)
-DELAY_TIME = int(os.getenv("GBOT_DELAY_TIME"))
-DELAY_TIME_Q = int(os.getenv("GBOT_DELAY_TIME_Q"))
-CHAT_ID = os.getenv("GBOT_CHAT_ID")
-ALLOWED_USERS = [106693654, 7063133]
-ADMINS = [106693654, 7063133, 4978608]
-API_TOKEN = os.getenv("TELEGRAM_API_TOKEN")
-DB_PATH = os.getenv("GBOT_DB_PATH")
-bot = Bot(token=API_TOKEN)
+
+
+bot = Bot(token=settings.API_TOKEN)
 dp = Dispatcher(bot)
 
-engine = create_engine("sqlite:///" + str(DB_PATH))
+engine = create_engine("sqlite:///" + str(settings.DB_PATH))
 Session = sessionmaker(bind=engine)
 session = Session()
 
 
-def auth(func):
-    """Аутентификация.
-
-    Проверяем, что у юзера есть полномочия на выполнение действия - он
-    должен быть в белом списке.
-
-    """
-
-    async def wrapper(message):
-        finded_user: Allowed_user
-        uid = message["from"]["id"]
-
-        finded_user = (
-            session.query(Allowed_user)
-            .filter(Allowed_user.user_id == uid)
-            .one_or_none()
-        )
-
-        if not finded_user:
-            return
-        return await func(message)
-
-    return wrapper
-
-
-def only_admins(func):
-    """Действия только для админов."""
-
-    async def wrapper(message):
-        uid = message["from"]["id"]
-
-        if uid not in ADMINS:
-            return
-
-        return await func(message)
-
-    return wrapper
-
-
 async def clean_up(message_id: int, delay_min: int):
     exp = datetime.now() + timedelta(minutes=delay_min)
     msg: Messages_to_delete = Messages_to_delete(
@@ -77,7 +33,7 @@ async def clean_up(message_id: int, delay_min: int):
 
     await asyncio.sleep(delay_min * 60)
     try:
-        await bot.delete_message(chat_id=CHAT_ID, message_id=message_id)
+        await bot.delete_message(chat_id=settings.CHAT_ID, message_id=message_id)
         session.delete(msg)
         session.commit()
     except MessageToDeleteNotFound:
@@ -98,8 +54,6 @@ async def send_welcome(message: types.Message):
 @only_admins
 async def get_channel_id(message: types.Message) -> None:
     """Возвращает id канала по его имени."""
-    if message["from"]["id"] not in ADMINS:
-        return
 
     c_id = message.text[12:]
 
@@ -118,16 +72,16 @@ async def get_channel_id(message: types.Message) -> None:
 @auth
 async def send_to_chanel(message: types.Message) -> None:
 
-    deletion_time = message.date + timedelta(minutes=DELAY_TIME)
+    deletion_time = message.date + timedelta(minutes=settings.DELAY_TIME)
     out_text = f"{message.text[5:]} \n\nБудет удалено в *{deletion_time}*"
     result = await bot.send_message(
-        chat_id=CHAT_ID,
+        chat_id=settings.CHAT_ID,
         text=out_text,
         disable_notification=True,
         parse_mode="Markdown",
     )
     print(result.sender_chat.id)
-    await clean_up(message_id=result.message_id, delay_min=DELAY_TIME)
+    await clean_up(message_id=result.message_id, delay_min=settings.DELAY_TIME)
 
 
 @dp.message_handler(commands=["q"])
@@ -149,16 +103,16 @@ async def send_question(message: types.Message) -> None:
         )
         return
 
-    deletion_time = message.date + timedelta(minutes=DELAY_TIME_Q)
+    deletion_time = message.date + timedelta(minutes=settings.DELAY_TIME_Q)
     out_text = f"*Внимание, вопрос!*\n\n{message.text[3:]}\n\nБудет удалено в *{deletion_time}*"
     result = await bot.send_message(
-        chat_id=CHAT_ID,
+        chat_id=settings.CHAT_ID,
         text=out_text,
         disable_notification=True,
         parse_mode="Markdown",
     )
 
-    await clean_up(message_id=result.message_id, delay_min=DELAY_TIME_Q)
+    await clean_up(message_id=result.message_id, delay_min=settings.DELAY_TIME_Q)
 
 
 @dp.message_handler(commands=["get_invite"])
@@ -212,7 +166,7 @@ async def add_me(message: types.Message) -> None:
 
         # генерируем ссылку, истечет через 5 минут, может вступить 1 человек
         link = await bot.create_chat_invite_link(
-            chat_id=CHAT_ID, expire_date=timedelta(minutes=5), member_limit=1
+            chat_id=settings.CHAT_ID, expire_date=timedelta(minutes=5), member_limit=1
         )
 
         await message.reply(
@@ -243,7 +197,7 @@ async def stop_and_panic(message: types.Message) -> None:
         session.query(Allowed_user).filter(Allowed_user.user_id == u_id).one_or_none()
     )
     await bot.kick_chat_member(
-        chat_id=CHAT_ID, user_id=finded_user.user_id, revoke_messages=True
+        chat_id=settings.CHAT_ID, user_id=finded_user.user_id, revoke_messages=True
     )
     session.delete(finded_user)
     session.commit()
@@ -271,7 +225,9 @@ async def messages_cleanup() -> None:
         for m in msg_list:
             if m.deletion_needed:
                 try:
-                    await bot.delete_message(chat_id=CHAT_ID, message_id=m.message_id)
+                    await bot.delete_message(
+                        chat_id=settings.CHAT_ID, message_id=m.message_id
+                    )
                     session.delete(m)
                     session.commit()
                 except MessageToDeleteNotFound:

services.py

@@ -0,0 +1,41 @@
+"""Славный модуль с бизнес-логикой."""
+from models import Allowed_user
+
+
+def auth(func):
+    """Аутентификация.
+
+    Проверяем, что у юзера есть полномочия на выполнение действия - он
+    должен быть в белом списке.
+
+    """
+
+    async def wrapper(message):
+        finded_user: Allowed_user
+        uid = message["from"]["id"]
+
+        finded_user = (
+            session.query(Allowed_user)
+            .filter(Allowed_user.user_id == uid)
+            .one_or_none()
+        )
+
+        if not finded_user:
+            return
+        return await func(message)
+
+    return wrapper
+
+
+def only_admins(func):
+    """Действия только для админов."""
+
+    async def wrapper(message):
+        uid = message["from"]["id"]
+
+        if uid not in ADMINS:
+            return
+
+        return await func(message)
+
+    return wrapper

settings.py

@@ -0,0 +1,14 @@
+"""Модуль для хранения настроек приложения.
+
+Естественно все чувствительные данные храняться в переменных
+окружения.
+
+"""
+from os import getenv
+
+DELAY_TIME = int(getenv("GBOT_DELAY_TIME"))
+DELAY_TIME_Q = int(getenv("GBOT_DELAY_TIME_Q"))
+CHAT_ID = getenv("GBOT_CHAT_ID")
+ADMINS = [106693654, 7063133, 4978608]
+API_TOKEN = getenv("TELEGRAM_API_TOKEN")
+DB_PATH = getenv("GBOT_DB_PATH")