lukeurban

[
  {
    "id": 1,
    "name": "THE BUG",
    "brand": "VW",
  },
  {
    "id": 2,
    "name": "A car",
    "brand": "BMW",

lukeurban

Car myCar = Car(
  id: 1,
  name: "THE BUG",
  brand: CarBrand.VW,
);

bool isGood(Car car) {
  return car.brand == CarBrand.Tesla || car.name == "THE BUG";
}

lukeurban

enum CarBrand {
  Volvo,
  Mercedes,
  BMW,
  Tesla,
  Ford,
  VW,
}

lukeurban

class Car {
  final int id;
  final String name;
  final CarBrand brand;
  Car({
    this.id,
    this.name,
    this.brand,
  });
}

lukeurban

class ListItem {
  final GlobalKey itemKey = GlobalKey();
  final int index;
  ListItem({
    this.index,
  });
}

lukeurban

final ScrollController scrollController = ScrollController();
@override
void initState() {
  WidgetsBinding.instance.addPostFrameCallback((_) {
    scrollController.animateTo(60.0 * 70,
        curve: Curves.linear, duration: Duration(milliseconds: 500));
  });
}

lukeurban

List<ListItem> list;
@override
void initState() {
  super.initState();

  WidgetsBinding.instance.addPostFrameCallback((_) {
    ListItem item = list.elementAt(70);
    Scrollable.ensureVisible(item.itemKey.currentContext);
  });
}