Refactoring: handlers now implemented as classes. Module structure

handlers/message_handlers/forward_message.py

@@ -0,0 +1,34 @@
+from typing import List
+
+from aiogram import F, types
+from aiogram.enums import ChatMemberStatus
+
+from neuroapi import neuroapi
+from neuroapi.types import Admin as AdminType
+from neuroapi.types import BotSettings
+
+from .handler import MessageHandlerABC
+
+
+class ForwardMessageCommand(MessageHandlerABC):
+    filter = F.chat.type == 'private'
+    async def _command(self, message: types.Message):
+        self.settings = BotSettings.get_instance()
+        user = await self.bot.get_chat_member(self.settings.channel, message.from_user.id)
+        if user is None:
+            await message.reply('Ошибка')
+            return
+        user_in_channel = user.status == ChatMemberStatus.LEFT
+        admins: List[AdminType] = await neuroapi.admin.get()
+        canReply = True
+        for admin in admins:
+            await self.bot.send_message(admin.user_id, f'Вам новое сообщение от пользователя {message.from_user.full_name}. ' +
+                                    (f'\nНик: @{message.from_user.username}' if message.from_user.username else f'ID: {message.from_user.id}') + 
+                                    f'\nПользователь{" не " if user_in_channel else " "}состоит в канале')
+            try:
+                forwarded_message = await self.bot.forward_message(admin.user_id, message.chat.id, message.message_id)
+                if forwarded_message.forward_from is None:
+                    canReply = False
+            except:
+                pass
+        await message.reply('Ваше сообщение было отправлено администраторам'+('' if canReply else '\nНо они не смогут вам ответить из-за ваших настроек конфиденциальности.'))