migrate to aiogram 3.10.0

helper_bot/middlewares/text_middleware.py

@@ -0,0 +1,61 @@
+import asyncio
+from typing import Any, Dict, Union
+
+from aiogram import BaseMiddleware
+from aiogram.types import Message
+
+
+class AlbumMiddleware(BaseMiddleware):
+    def __init__(self, latency: Union[int, float] = 0.1):
+        # Initialize latency and album_data dictionary
+        self.latency = latency
+        self.album_data = {}
+
+    #
+    def collect_album_messages(self, event: Message):
+        """
+        Collect messages of the same media group.
+        """
+        #         # Check if media_group_id exists in album_data
+        if event.media_group_id not in self.album_data:
+            #             # Create a new entry for the media group
+            self.album_data[event.media_group_id] = {"messages": []}
+        #
+        #         # Append the new message to the media group
+        self.album_data[event.media_group_id]["messages"].append(event)
+        #
+        #         # Return the total number of messages in the current media group
+        return len(self.album_data[event.media_group_id]["messages"])
+
+    #
+    async def __call__(self, handler, event: Message, data: Dict[str, Any]) -> Any:
+        """
+        Main middleware logic.
+        """
+        #         # If the event has no media_group_id, pass it to the handler immediately
+        if not event.media_group_id:
+            return await handler(event, data)
+        #
+        #         # Collect messages of the same media group
+        total_before = self.collect_album_messages(event)
+        #
+        #         # Wait for a specified latency period
+        await asyncio.sleep(self.latency)
+        #
+        #         # Check the total number of messages after the latency
+        total_after = len(self.album_data[event.media_group_id]["messages"])
+        #
+        #         # If new messages were added during the latency, exit
+        if total_before != total_after:
+            return
+        #
+        #         # Sort the album messages by message_id and add to data
+        album_messages = self.album_data[event.media_group_id]["messages"]
+        album_messages.sort(key=lambda x: x.message_id)
+        data["album"] = album_messages
+        #
+        #         # Remove the media group from tracking to free up memory
+        del self.album_data[event.media_group_id]
+        #         # Call the original event handler
+        return await handler(event, data)
+#