from telethon import TelegramClient
import asyncio
from datetime import datetime, timedelta, timezone


# =======================
# 1. Данные авторизации
# =======================
api_id = 1212107      # ← замени
api_hash = "0dadaa904164cfbe1dc93353473410e5"  # ← замени
phone = "+79918495756"  # ← твой номер Telegram

source_username = "vrv_radar"
target_username = "slavyansknakubane"

async def main():
    client = TelegramClient("session_name", api_id, api_hash)
    await client.start(phone=phone)

    source_chat = await client.get_entity(source_username)
    target_chat = await client.get_entity(target_username)

    messages = await client.get_messages(source_chat, limit=1)
    if not messages:
        return

    last_msg = messages[0]
    schedule_time = datetime.now(timezone.utc) + timedelta(hours=3)

    await client.send_message(
        entity=target_chat,
        message=last_msg.message,
        schedule=schedule_time
    )

    await client.disconnect()

asyncio.run(main())