#!/usr/bin/env python3
import time
import logging
import platform
import socket
import subprocess
from logging.handlers import TimedRotatingFileHandler

LOG_FILENAME = '/home/john/wolkodi.log'
UDP_PORT = 1222

def config_log(log_filename):
    logger = logging.getLogger(__name__)
    logger.setLevel(logging.INFO)
    handler = TimedRotatingFileHandler(log_filename, when="d", interval=30, backupCount=5)
    handler.setLevel(logging.INFO)
    formatter = logging.Formatter('%(asctime)s - %(levelname)s - %(message)s')
    handler.setFormatter(formatter)
    logger.addHandler(handler)
    return logger


def main():
    logger.info("I'm binding to port " + str(UDP_PORT));
    try:
        sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
    except Exception as exc:
        print("Couldn't make the socket: {0}".format(exc));
    try:
        sock.bind(("0.0.0.0", UDP_PORT))
    except:
        print("Couldn't bind to the port.");
    while True:
        data, addr = sock.recvfrom(512) # buffer size is 512 bytes
        logger.info("UDP package from IP '%s'", addr[0])
        sock.recv(1024*128)
        distro, version,_ = platform.linux_distribution()
        logger.info("I'm a " + distro.lower() + " distribution.");
        print(distro.lower());
        if distro.lower() == 'arch':
            p = subprocess.Popen(["systemctl", "--user", "status", "kodi"],
                    stdout=subprocess.PIPE,universal_newline=True)
            out, err = p.communicate()

            if "Active: active (running)" in out:
                logger.info("kodi is already running. Nothing to do")
            else:
                logger.info("Starting kodi (Arch)...")
                subprocess.Popen(['systemctl','start','kodi'])
                logger.info("kodi has been started :-)")

        elif distro.lower() == 'debian' or distro.lower() == 'ubuntu':
            logger.info("I'm a debian-based OS.");
            p = subprocess.Popen(["ps", "aux"],
                    stdout=subprocess.PIPE,universal_newlines=True)
            out, err = p.communicate()
            if "kodi.bin" in out:
                logger.info("kodi is already running. Nothing to do")
            else:
                logger.info("Starting kodi (Debian)...")
                with subprocess.Popen(["/usr/local/bin/kodi"],
                        stdout=subprocess.PIPE) as p:
                    logger.info(p.pid);
                logger.info("kodi has been started :-)")


if __name__ == "__main__":
    try:
        logger = config_log(LOG_FILENAME)
        main()
    except Exception as e:
        logger.error(e)