KhmerAutosoft

# KhmerHIderBot source code for Cloud Function 

import os
from datetime import datetime
import telegram
from telegram import Update
from flask import Response


def get_message_age(message):
    event_time = message.date if not message.edit_date else message.edit_date
    return (datetime.now() - event_time).total_seconds() * 1000


def timeout(update, message):
    max_age_ms = 10000  # Ignore events older than 10 seconds
    if get_message_age(message) < max_age_ms:
        return False
    print(f'Dropped {update.update_id} (age {get_message_age(message)}ms)')
    return True


def KhmerHiderBot(request):
    bot = telegram.Bot(token=os.getenv("TELEGRAM_TOKEN"))

    if request.method == "POST":
        update = Update.de_json(request.get_json(force=True), bot)

        try:
            if update.message and not timeout(update, update.message):
                chat_id = update.message.chat.id
                message_id = update.message.message_id

                # Check if bot has permission to delete messages
                bot_member = bot.get_chat_member(chat_id, bot.get_me().id)
                if not bot_member.can_delete_messages:
                    bot.send_message(chat_id, "Please make me an admin so I can remove the join and leave messages!")
                    return Response("ok", status=200)

                # Remove join/leave messages silently
                if update.message.new_chat_members or update.message.left_chat_member:
                    try:
                        bot.delete_message(chat_id=chat_id, message_id=message_id)
                    except telegram.error.TelegramError as e:
                        print(f"Error deleting message: {e}")

                    return Response("ok", status=200)

                # Handle the `/start` command
                if update.message.text and update.message.text.lower() == "/start":
                    update.message.reply_text("Hello! I automatically clean up join/leave messages silently.")

                return Response("ok", status=200)

        except Exception as e:
            print(f"Unexpected error: {e}")

    return Response(
        "<h1>Khmer HiderBot</h1><h2>Auto-delete join and leave messages SILENTLY!</h2>",
        status=200
    )