main.py

@@ -9,16 +9,21 @@ from typing import Any, Dict, List, Optional
 
 import requests
 
-from pydantic.v1 import BaseSettings
+from pydantic import BaseSettings
 
-from aiogram import Bot, Dispatcher, types  # type: ignore
-
-import asyncio
+from aiogram import Bot, types  # type: ignore
+from aiogram.dispatcher import Dispatcher  # type: ignore
+from aiogram.utils import executor  # type: ignore
 
+from aiogram.types import InlineQuery  # type: ignore
+from aiogram.types import InlineQueryResultArticle
+from aiogram.types import InputTextMessageContent
 
 # Constants
 DDG_URL = 'https://duckduckgo.com/js/spice/currency'
 COINAPI_URL = 'https://rest.coinapi.io/v1/exchangerate'
+
+
 # ---
 
 
@@ -55,7 +60,8 @@ if settings.debug:
 
 coinapi_len = len(settings.coinapi_keys)
 coinapi_active = [0]  # API key index
-dp = Dispatcher()
+bot = Bot(token=settings.telegram_token)
+dp = Dispatcher(bot)
 
 
 class CurrencyConverter:
@@ -74,7 +80,7 @@ class CurrencyConverter:
             self.coinapi()
 
         str_amount = f'{self.conv_amount}'
-        point = str_amount.find('.')
+        point = str_amount.find(".")
         after_point = str_amount[point + 1:]
 
         fnz = min(  # index of first non-zero digit
@@ -118,23 +124,22 @@ class CurrencyConverter:
         # Parsing JSON data
         data: Dict[str, Any] = json.loads(
             resp.text
-                .replace('ddg_spice_currency(', '')
-                .replace(');', '')
+            .replace('ddg_spice_currency(', '')
+            .replace(');', '')
         )
 
         log.debug(data)
 
         # If the currency does not exist
-        error = data.get('to')[0].get('quotecurrency')
-        if error is None:
+        descr = data.get('headers', {}).get('description', '')
+        if descr.find('ERROR') != -1:
             return False
 
         # Otherwise
-        conv: Dict[str, str] = data.get('to')[0]
-        conv_amount = conv.get('mid')
+        conv: Dict[str, str] = data.get('conversion', {})
+        conv_amount = conv.get('converted-amount')
         if conv_amount is None:
             raise RuntimeError('Ошибка при конвертации через DDG')
-
         self.conv_amount = float(conv_amount)
 
         log.debug(conv)
@@ -185,11 +190,10 @@ def rotate_token(lst: List[str], active: List[int]) -> None:
     active[0] = (active[0] + 1) % len(lst)
 
 
-@dp.inline_query()
-async def currency(inline_query: types.InlineQuery) -> None:
-
+@dp.inline_handler()
+async def currency(inline_query: InlineQuery) -> None:
     query = inline_query.query
-    article: List[Optional[types.InlineQueryResultArticle]] = [None]
+    article: List[Optional[InlineQueryResultArticle]] = [None]
 
     text = query.split()
     len_ = len(text)
@@ -218,10 +222,10 @@ async def currency(inline_query: types.InlineQuery) -> None:
     except Exception as ex:
         result = f'{type(ex).__name__}: {ex}'
 
-    article[0] = types.InlineQueryResultArticle(
+    article[0] = InlineQueryResultArticle(
         id=result_id,
         title=result,
-        input_message_content=types.InputTextMessageContent(
+        input_message_content=InputTextMessageContent(
             message_text=result,
         ),
     )
@@ -233,10 +237,13 @@ async def currency(inline_query: types.InlineQuery) -> None:
     )
 
 
-async def main() -> None:
-    bot = Bot(settings.telegram_token)
-    await dp.start_polling(bot)
+@dp.message_handler(commands=['start'])
+async def start(message: types.Message):
+    await message.answer("Hi! Bot can show the exchange rate of crypto and fiat currency. "
+                         "The bot is used through the inline commands "
+                         "`@shirino_bot 12 usd rub` or `@shirino_bot usd rub`"
+                         "\n\nThe bot is open source on [Github](https://github.com/redume/shirino)",
+                         parse_mode="markdown")
 
 
-if __name__ == '__main__':
-    asyncio.run(main())
+executor.start_polling(dp, skip_updates=True)

requirements.txt

@@ -1,3 +1,3 @@
 requests==2.31.0
-pydantic[dotenv]==2.4.2
-aiogram==3.1.1
+aiogram==2.25.1
+pydantic[dotenv]==1.10.8