!752

answer {
  if "is slack user * a trusted user?"
    ret isTrustedUser(m.unq(0));
  if "am i a trusted user?"
    ret isTrustedUser(getUserName());
  if "print user name" {
    if (getUserName() == null)
      ret "You're not on slack, at least not right now.";
    else
      ret "Your slack user name: " + quote(getUserName());
  }
}

static S unslack(S s) {
  ret dropPrefix("@", unnull(s));
}

// yes/dunno/partially
static S isTrustedUser(S user) {
  user = unslack(user);
  if (eq(user, "stefanreich"))
    ret "yes";
  if (eq(user, "bgrgndz"))
    ret "partially";
  ret "dunno";
}

static S isTrustedUser() {
  ret isTrustedUser(getUserName());
}