import subprocess
import time

import config


def _adb(args, timeout=20):
    try:
        return subprocess.run(
            [config.ADB_PATH] + args,
            capture_output=True, text=True, timeout=timeout,
        )
    except Exception as e:
        print(f"[ADB] Error: {e}")
        return None


def estado():
    r = _adb(["devices"])
    if r is None:
        return "error"
    for linea in r.stdout.splitlines()[1:]:
        if linea.strip().startswith(config.ADB_TV_IP):
            if "unauthorized" in linea:
                return "unauthorized"
            if "device" in linea:
                return "device"
    return "offline"


def conectar():
    _adb(["connect", config.ADB_TV_IP])
    time.sleep(1)
    return estado()


def apagar_tv():
    """Apaga la tele igual que el boton POWER del mando (KEYCODE_POWER)."""
    e = conectar()
    if e != "device":
        print(f"[ADB] Tele no disponible ({e})")
        return False
    r = _adb(["-s", config.ADB_TV_IP, "shell", "input", "keyevent", "26"])
    ok = r is not None and r.returncode == 0
    print("[ADB] Comando POWER enviado" if ok else "[ADB] Fallo al enviar POWER")
    return ok