Files
display-counter-cpone/lib/provider/counter_provider.dart
2025-02-04 19:39:14 +07:00

66 lines
1.7 KiB
Dart

import 'package:equatable/equatable.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:queuedisplay/model/counter_model.dart';
import 'package:queuedisplay/repository/counter_repository.dart';
import '../repository/base_repository.dart';
import 'dio_provider.dart';
abstract class CounterListState extends Equatable {
final DateTime date;
const CounterListState(this.date);
@override
List<Object?> get props => [date];
}
class CounterListStateInit extends CounterListState {
CounterListStateInit() : super(DateTime.now());
}
class CounterListStateLoading extends CounterListState {
CounterListStateLoading() : super(DateTime.now());
}
class CounterListStateError extends CounterListState {
final String message;
CounterListStateError({
required this.message,
}) : super(DateTime.now());
}
class CounterListStateDone extends CounterListState {
final List<Counter> model;
CounterListStateDone({
required this.model,
}) : super(DateTime.now());
}
//notifier
class CounterListNotifier extends StateNotifier<CounterListState> {
final Ref ref;
CounterListNotifier({
required this.ref,
}) : super(CounterListStateInit());
void list() async {
try {
state = CounterListStateLoading();
final dio = ref.read(dioProvider);
final resp = await CounterRepository(dio: dio).getData();
state = CounterListStateDone(model: resp);
} catch (e) {
if (e is BaseRepositoryException) {
state = CounterListStateError(message: e.message);
} else {
state = CounterListStateError(message: e.toString());
}
}
}
}
//provider
final CounterProvider =
StateNotifierProvider<CounterListNotifier, CounterListState>(
(ref) => CounterListNotifier(ref: ref));