implement alert, url, cache_time parameters in ButtonCallback.answer

client/src/telethon/_impl/client/events/queries.py

@@ -44,6 +44,9 @@ class ButtonCallback(Event):
     async def answer(
         self,
         text: Optional[str] = None,
+        alert: bool = False,
+        url: Optional[str] = None,
+        cache_time: int = 0,
     ) -> None:
         """
         Answer the callback query.
@@ -54,14 +57,23 @@ class ButtonCallback(Event):
 
         :param text:
             The text of the message to display to the user, usually as a toast.
+        :param alert:
+            If True, the answer will be shown as a pop-up alert that must be dismissed by the user.
+        :param url:
+            Url, to which user will be redirected upon pressing the button.
+            It should be a link to the same bot with ?start=... parameter, or a link to the game.
+        :param cache_time:
+            Time in seconds to cache the answer on the client side,
+            preventing repeated callback queries from being sent to the bot on subsequent button presses.
+            A cache_time of 0 means each button press will send a callback query to the bot.
         """
         await self._client(
             functions.messages.set_bot_callback_answer(
-                alert=False,
+                alert=alert,
                 query_id=self._raw.query_id,
                 message=text,
-                url=None,
+                url=url,
-                cache_time=0,
+                cache_time=cache_time,
             )
         )