Riverpod_flutter_tuts/lib/widgets/notifier/random_widget.dart

import 'package:flutter/material.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';

import 'random.dart';

class Random3Widget extends ConsumerWidget {
  const Random3Widget({super.key});

  @override
  Widget build(BuildContext context, WidgetRef ref) {
    // TODO: implement build

    var myRandom = ref.watch(randomNotifProvider);
    return Row(
        children: [
          Center(
              child: switch (myRandom) {
                AsyncData(:final value ) => Text(
                    'data: $value'
                ),
                AsyncError() => const Text('Oops, something unexpected happened'),
                _ => const CircularProgressIndicator(),
              }),
          !myRandom.isLoading ? ElevatedButton(onPressed:() {
              ref.read(randomNotifProvider.notifier).again();
          }, child:  Text(myRandom.isLoading ? "wait":"new"))
          :
              const Text("loading")
          ,
        ]
    );
  }
}