feat(bot): add async DB and FSM state handling

bot/handlers/redeem.py

@@ -1,14 +1,12 @@
 from aiogram import Router
 from aiogram.types import CallbackQuery
+from aiogram.fsm.context import FSMContext
 
 from bot.filters import AdminCallbackFilter
 from bot.logging_utils import describe_user, get_logger
-from bot.state import (
-    bot_redeem_messages,
-    bot_redeem_users,
-    redeem_messages,
-    redeem_users,
-)
+
+
+from bot.states import RedeemFlow
 from bot.ui.keyboards import back_keyboard
 
 router = Router()
@@ -16,33 +14,40 @@ logger = get_logger(__name__)
 
 
 @router.callback_query(lambda c: c.data == "redeem_keys", AdminCallbackFilter())
-async def redeem_keys_menu(callback: CallbackQuery) -> None:
+async def redeem_keys_menu(callback: CallbackQuery, state: FSMContext) -> None:
     user = describe_user(callback.from_user.id)
     logger.info("Открыт режим активации ключей по всем ботам: %s", user)
+
     await callback.answer()
-    redeem_users.add(callback.from_user.id)
-    redeem_messages[callback.from_user.id] = callback.message
-    await callback.message.edit_text(  # type: ignore[union-attr]
+    await callback.message.edit_text(
         "Отправьте ключ Steam для активации\n\n"
         "Можно отправить сразу несколько ключей.\n\n"
         "Пример:\n"
         "<code>AAAAA-BBBBB-CCCCC\nDDDDD-EEEEE-FFFFF</code>",
         reply_markup=back_keyboard(),
     )
+    await state.set_state(RedeemFlow.waiting_all_keys)
+    await state.update_data(menu_message_id=callback.message.message_id)
 
 
 @router.callback_query(
     lambda c: c.data and c.data.startswith("redeem_bot_"), AdminCallbackFilter()
 )
-async def redeem_bot_menu(callback: CallbackQuery) -> None:
+async def redeem_bot_menu(callback: CallbackQuery, state: FSMContext) -> None:
     user = describe_user(callback.from_user.id)
-    bot_name = callback.data.replace("redeem_bot_", "")  # type: ignore[union-attr]
-    logger.info("Открыт режим активации ключей для одного бота: %s bot=%s", user, bot_name)
+
+    bot_name = callback.data.replace("redeem_bot_", "")
+    logger.info(
+        "Открыт режим активации ключей для одного бота: %s bot=%s", user, bot_name
+    )
+
     await callback.answer()
-    bot_redeem_users[callback.from_user.id] = bot_name
-    bot_redeem_messages[callback.from_user.id] = callback.message
-    await callback.message.edit_text(  # type: ignore[union-attr]
+    await callback.message.edit_text(
         f"Отправьте ключ Steam для активации на аккаунте:\n<code>{bot_name}</code>\n\n"
         "Можно отправить сразу несколько ключей.",
         reply_markup=back_keyboard(f"bot_{bot_name}"),
     )
+    await state.set_state(RedeemFlow.waiting_bot_keys)
+    await state.update_data(
+        bot_name=bot_name, menu_message_id=callback.message.message_id
+    )