import os
import time

LOG_FILE = "logs/app.log"
MAX_SIZE_MB = 50  # rotate if too big

def cleanup_logs():
    if not os.path.exists(LOG_FILE):
        return

    size_mb = os.path.getsize(LOG_FILE) / (1024 * 1024)

    if size_mb > MAX_SIZE_MB:
        os.rename(LOG_FILE, f"logs/app_{int(time.time())}.log")
        open(LOG_FILE, "w").close()