static startInternetTrafficCountBot_Data  startInternetTrafficCountBot_data;
static Lock startInternetTrafficCountBot_lock = lock();

concept startInternetTrafficCountBot_Data {
  long downloaded, uploaded;
}

static void startInternetTrafficCountBot() {
  S bot = "Internet Traffic Counter.";
  if (!hasBot(bot)) {
    startInternetTrafficCountBot_answer(""); // load
    makeBot(bot, f startInternetTrafficCountBot_answer);
  }
}

static S startInternetTrafficCountBot_answer(S s) {
  lock startInternetTrafficCountBot_lock;
  if (startInternetTrafficCountBot_data == null)
    startInternetTrafficCountBot_data = uniq(new Concepts(#1009802).persist(), startInternetTrafficCountBot_Data);
  startInternetTrafficCountBot_Data data = startInternetTrafficCountBot_data;
  
  new Matches m;
  if "register downloaded bytes *" {
    data.downloaded += parseInt($1);
    data.change();
    ret "OK, total: " + data.downloaded + "/" + data.uploaded;
  }
  
  if "register uploaded bytes *" {
    data.uploaded += parseInt($1);
    data.change();
    ret "OK, total: " + data.downloaded + "/" + data.uploaded;
  }
  
  if "get traffic stats|traffic stats"
    ret "Total bytes downloaded/uploaded: " + data.downloaded + "/" + data.uploaded;
    
  null;
}