text: # This Source Code Form is subject to the terms of the Mozilla Public
  # License, v. 2.0. If a copy of the MPL was not distributed with this
  # file, You can obtain one at http://mozilla.org/MPL/2.0/.
  
  from telethon import events
  from telethon.tl.functions.messages import SaveDraftRequest
  from pikabot.utils import *
  
  @ItzSjDude(outgoing=True, pattern="chain(.*)")
  async def _(event):
      await event.edit("Counting...")
      count = -1
      message = event.message
      while message:
          reply = await message.get_reply_message()
          if reply is None:
              await event.client(SaveDraftRequest(
                  await event.get_input_chat(),
                  "",
                  reply_to_msg_id=message.id
              ))
          message = reply
          count += 1
      await event.edit(f"Chain length: {count}")
  