!752

answer {

  S rest = amIAddressed(s);

  if (getUserName() == null /* web */ || rest != null)

    miniChat("attn/" + (rest == null ? s : rest));

  else

    miniChat(""); // indicate we have nothing to say

}

static L<S> prefs = litlist("hi", "hey", "hello", "yo", "uhm", "oh", "dear", "dearest");

static L<S> names = litlist("eleu", "eleutheria", "computer", "bot");

// returns rest of input (without the greeting)

static S amIAddressed(S s) {

  new Matches m;

  for (S p : prefs)

    if (matchStart(p, s, m))

      s = m.rest();

  for (S name : names)

    if (matchStart(name, s, m))

      ret dropPunctuationFromStart(m.rest());

  ret null;

}

static S dropPunctuationFromStart(S s) {

  s = s.trim();

  while (!empty(s) && ",:!-.".indexOf(s.charAt(0)) >= 0)

    s = s.substring(1);

  ret s.trim();

}