MySwitcher.dart

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Thu Oct 06 2022 15:54:44 GMT+0000 (Coordinated Universal Time)

Saved by @alefl10 #dart #flutter #bloc #page #view

class MySwitcher extends StatelessWidget {
  const MySwitcher({super.key});

  @override
  Widget build(BuildContext context) {
    final status = context.select((MyBloc bloc) => bloc.state.status);
    switch (status) {
      case MyStatus.initial:
      case MyStatus.loading:
        return const Center(child: CircularProgressIndicator());
      case MyStatus.success:
        return const MyView();
      case MyStatus.error:
        return Center(
          child: Column(
            mainAxisAlignment: MainAxisAlignment.center,
            children: [
              const Text('Something went wrong.'),
              const SizedBox(height: 16),
              ElevatedButton(
                onPressed: () {
                  context.read<MyBloc>().add(MyDataRequested());
                },
                child: const Text('Try again'),
              ),
            ],
          ),
        );
    }
  }
}

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