async def genkey(update: Update, context: ContextTypes.DEFAULT_TYPE):
    global keys_data
    user_id = str(update.effective_user.id)
    if user_id == "5129223108":
        if len(context.args) < 2:
            await update.message.reply_text("Usage: /genkey <amount> <days>")
            return

        try:
            amount, days = int(context.args[0]), int(context.args[1])
            keys_data = await load_or_create_keys_data()  # Load existing keys data

            key_list = []
            for _ in range(amount):
                random_string = ''.join(random.choices('abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789', k=20))
                random_string2 = ''.join(random.choices('abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789', k=20))
                key = f"test-{random_string}-{random_string2}"
                generated_date = datetime.now().strftime("%Y-%m-%d %H:%M:%S")  # Current date
                expiry_date = (datetime.now() + timedelta(days=days)).strftime("%Y-%m-%d %H:%M:%S")
                keys_data[key] = {"days": days, "generated_date": generated_date, "expiry": expiry_date, "used": False}
                key_list.append(key)

            await save_keys_data(keys_data)  # Save updated keys data
            await update.message.reply_text(f"🚀{amount} keys generated.🚀")

            if amount <= 10:
                # Send keys as a text file
                key_text = "\n".join(key_list)
                bio = BytesIO(key_text.encode("utf-8"))
                bio.name = f"{random_string}.txt"
                await update.message.reply_document(bio)
                await update.message.reply_text(key_text)
            else:
                # send keys as a file if the value is greater than 10
                await update.message.reply_text("⏳Sending keys as a file...⏳")
                key_text = "\n".join(key_list)
                bio = BytesIO(key_text.encode("utf-8"))
                bio.name = f"{random_string}.txt"
                await update.message.reply_document(bio, caption="✅keys successfully sent as a file.✅")

        except (ValueError, OverflowError, IndexError):
            await update.message.reply_text("Invalid input. Please provide valid numeric values for amount and days.")
    else:
        await update.message.reply_text("❗️ NOT ADMIN❗️")