GIfatahTH

class CatalogState {
  CatalogState({
    @required this.repository,
  });
  //
  final CatalogRepository repository;
  List<Item> items = [];

  Future<CatalogState> getItems() async {
    items = await repository.fetchItems();

GIfatahTH

class _AddButton extends StatelessWidget {
  final Item item;
  const _AddButton({Key key, @required this.item}) : super(key: key);

  @override
  Widget build(BuildContext context) {
    // Get the registered cartState ReactiveModel
    final cartRM = RM.get<CartState>();
    return FlatButton(
      onPressed: cartRM.state.items.contains(item)

GIfatahTH

class _MyListItem extends StatelessWidget {
  final Item item;

  _MyListItem(this.item, {Key key}) : super(key: key);

  //with states_rebuilder you can get the current them without BuildContext
  final textTheme = RM.theme.textTheme.headline6;

  void _displaySnackBar() {
    //with states_rebuilder you can get the active ScaffoldState without

GIfatahTH

class MyCatalog extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      body: WhenRebuilder<CatalogState>(
        // Create a new ReactiveModel and subscribe to this WhenRebuilder
        // and invoke getItems method.
        //
        observe: () => RM.get<CatalogState>().future(
              (CatalogState s, Future<CatalogState> _) => s.getItems(),

GIfatahTH

void main() {
  runApp(MyApp());
}

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return Injector(
      inject: [
        // Inject the CatalogState.

GIfatahTH

@immutable
class CartState {
  CartState({this.items});

  // List of items in the cart.
  final List<Item> items;

  /// The current total price of all items.
  int get totalPrice =>
      items.fold(0, (total, current) => total + current.price);

GIfatahTH

@immutable
class CatalogState {
  CatalogState({
    @required this.repository,
    @required this.items,
  });
  //
  final CatalogRepository repository;
  final List<Item> items;

GIfatahTH

class Comments extends StatelessWidget {
  final int postId;
  Comments(this.postId);

  @override
  Widget build(BuildContext context) {
    return Injector(
      //NOTE1: Inject CommentsService
      inject: [Inject(() => CommentsService(api: Injector.get()))],
      builder: (context) {

GIfatahTH

class LikeButton extends StatelessWidget {
  LikeButton({
    @required this.postId,
  });
  final int postId;

  @override
  Widget build(BuildContext context) {
    //NOTE1: get reactiveModel of PostsService
    final postsServiceRM = Injector.getAsReactive<PostsService>();

GIfatahTH

class PostPage extends StatelessWidget {
  PostPage({this.post});
  final Post post;
  //NOTE1: Get the logged user
  final user = Injector.get<AuthenticationService>().user;

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      backgroundColor: backgroundColor,