Add class helper ChatAction (#803)

* Add class helper ChatAction

* Change using helper to using enum.Enum

* Add test for class ChatAction

* Use black formatting

* Add pull request description to CHANGES

* Add test coverage

* Use AutoName class for enum values

* Move `AutoName` to separate file

* Move inheritance from `str`

* Fix failing mypy

* Delete old actions

Co-authored-by: Evgen Fil <evgfilim1@yandex.ru>

aiogram/types/__init__.py

@@ -13,6 +13,7 @@ from .bot_command_scope_default import BotCommandScopeDefault
 from .callback_game import CallbackGame
 from .callback_query import CallbackQuery
 from .chat import Chat
+from .chat_action import ChatAction
 from .chat_administrator_rights import ChatAdministratorRights
 from .chat_invite_link import ChatInviteLink
 from .chat_join_request import ChatJoinRequest
@@ -275,6 +276,7 @@ __all__ = (
     "Game",
     "CallbackGame",
     "GameHighScore",
+    "ChatAction",
 )
 
 # Load typing forward refs for every TelegramObject

aiogram/types/chat_action.py

@@ -0,0 +1,33 @@
+import enum
+
+from ..utils.enum import AutoName
+
+
+class ChatAction(AutoName):
+    """
+    This object represents bot actions.
+
+    Choose one, depending on what the user is about to receive:
+        • typing for text messages,
+        • upload_photo for photos,
+        • record_video or upload_video for videos,
+        • record_voice or upload_voice for voice notes,
+        • upload_document for general files,
+        • choose_sticker for stickers,
+        • find_location for location data,
+        • record_video_note or upload_video_note for video notes.
+
+    Source: https://core.telegram.org/bots/api#sendchataction
+    """
+
+    TYPING = enum.auto()
+    UPLOAD_PHOTO = enum.auto()
+    RECORD_VIDEO = enum.auto()
+    UPLOAD_VIDEO = enum.auto()
+    RECORD_VOICE = enum.auto()
+    UPLOAD_VOICE = enum.auto()
+    UPLOAD_DOCUMENT = enum.auto()
+    CHOOSE_STICKER = enum.auto()
+    FIND_LOCATION = enum.auto()
+    RECORD_VIDEO_NOTE = enum.auto()
+    UPLOAD_VIDEO_NOTE = enum.auto()

aiogram/utils/enum.py

@@ -0,0 +1,8 @@
+import enum
+from typing import Any, List
+
+
+class AutoName(str, enum.Enum):
+    @staticmethod
+    def _generate_next_value_(name: str, start: int, count: int, last_values: List[Any]) -> str:
+        return name.lower()