input method

@override bool input(Fractal f)

Implementation

@override
bool input(Fractal f) {
  if (f is T && matchSource(f) && f.match(filter)) {
    if (f.state == StateF.removed) {
      list.remove(f);
      notifyListeners();
      return false;
    }

    if (list.contains(f)) return true;

    final o = order.entries.first;

    if (f case EventFractal ev when ev.syncAt > latestSynch) {
      latestSynch = ev.syncAt;
    }

    list.add(f);

    if (o.key == 'created_at') {
      list.sort((a, b) {
        var ac = a.id;
        var bc = a.id;
        if (a case EventFractal ef) {
          ac = ef.createdAt;
        }
        if (b case EventFractal ef) {
          bc = ef.createdAt;
        }
        return ac.compareTo(bc);
      });
    }

    notify(f);

    return true;
  }
  return false;
}