"""Module providing a function printing python version."""
from os.path import exists
from time import sleep
import requests
# bucle infinito
while True:
    # Si está online
    req = requests.get("http://ipinfo.io/ip", timeout=10)
    while int(req.status_code) != 200:
        sleep(60)
        req = requests.get("http://ipinfo.io/ip", timeout=10)
    ip = req.text

    # existe archivo con la antigua ip
    FILE_EXISTS = exists("old_ip.txt")
    if not FILE_EXISTS:
        # lo crea
        f = open("old_ip.txt", "a", encoding="utf-8")
        # escribe la palabra ip
        f.write("ip nueva")
        f.close()
        f.close()

    # si existe y esta vacia
    with open("old_ip.txt", "r", encoding="utf-8") as f:
        contenido = f.read()
        if contenido == "":
            f = open("old_ip.txt", "w", encoding="utf-8")
            f.write("ip vacia")
            f.close()

    # si existe y tiene algo escrito
    with open("old_ip.txt", "r", encoding="utf-8") as f:
        old_ip = f.readlines()[0].strip()
        if ip != old_ip:
            # son distintas
            f = open("old_ip.txt", "w", encoding="utf-8")
            f.write(ip)
            f.close()
            # publica en telegram
            res = requests.get(
                "https://api.telegram.org/bot1636534751:AAH_0Mwsv8Dwk9Nd"
                "CQhKyt_TA5uoaJhC_XE/sendMessage?chat_id=3058130&text="
                "La nueva Ip para su Raspberry es: " + ip,
                timeout=10,
            )
    sleep(5 * 60)