!7

static S query;
static L<SS> result;
static volatile bool calculating;
static NotTooOften notTooOften = onlyEvery10Secs();
static WaitForStableValue<S> waitForStableValue = new(5.0);
static Q q;
static int maxInputLength = 120;

static transient JTable table;
static transient ReliableSingleThread rst;

static JComponent visualize() { ret dataToTable_uneditable(result, table = sexyTable()); }
static void unvisualize2() { table = null; }  

p {
  q = startQ();
  doEvery(1000, r update);
}

svoid update {
  lock programLock();
  S s = (S) callOpt(creator(), 'getInterestingString);
  if (nempty(s) && l(s) <= maxInputLength) { // TODO: more quality checks?
    waitForStableValue.set(s);
  }
  
  fS q = waitForStableValue!;
  if (nempty(q) && neq(q, query) && allowedToGoogleSomething())
    main.q.add(r { calc(q) });
}

static void calc(S q) {
  if (eq(query, q)) ret;
  query = q; result = null;
  calculating = true;
  try {
    L<T3<S>> l = quickGoogle2(q);
    result = map(l, func(T3<S> t) -> SS {
      litorderedmap("Result" := second(t), "Desc" := third(t), "Link" := first(t))
    });
    JTable t = table;
    if (t != null)
      dataToTable_uneditable(result, t);
  } finally {
    calculating = false;
  }
}

sbool allowedToGoogleSomething() {
  ret notTooOften.canDoAgain_willDoIfTrue();
}