Update iter_chat_members efficiency

pyrogram/client/ext/base_client.py

@@ -126,3 +126,6 @@ class BaseClient:
 
     def get_chat_members(self, *args, **kwargs):
         pass
+
+    def get_chat_members_count(self, *args, **kwargs):
+        pass

pyrogram/client/methods/chats/iter_chat_members.py

@@ -81,9 +81,14 @@ class IterChatMembers(BaseClient):
         yielded = set()
         queries = [query] if query else QUERIES
         total = limit or (1 << 31) - 1
-        filter = Filters.RECENT if total <= 10000 and filter == Filters.ALL else filter
         limit = min(200, total)
 
+        filter = (
+            Filters.RECENT
+            if self.get_chat_members_count(chat_id) <= 10000 and filter == Filters.ALL
+            else filter
+        )
+
         if filter not in QUERYABLE_FILTERS:
             queries = [""]