One UI in flutter
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import 'package:dio/dio.dart';
import 'package:equatable/equatable.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import '../../provider/dio_provider.dart';
import '../../provider/local_auth_provider.dart';
import '../../repository/base_repository.dart';
import '../../repository/mitra_repository.dart';
import '../../screen/md_lab_mitra/mitra_search_provider.dart';
final mitraDeleteProvider =
StateNotifierProvider<MitraDeleteNotifier, MitraDeleteState>(
(ref) => MitraDeleteNotifier(ref: ref),
);
class MitraDeleteNotifier extends StateNotifier<MitraDeleteState> {
final Ref ref;
CancelToken? cancelToken;
MitraDeleteNotifier({
required this.ref,
}) : super(MitraDeleteStateInit());
void reset() {
state = MitraDeleteStateInit();
}
void delete({
required String mitraID,
required String query,
}) async {
try {
state = MitraDeleteStateLoading();
final dio = ref.read(dioProvider);
final localAuth = ref.read(localAuthProvider);
if (localAuth?.token == null) {
throw BaseRepositoryException(message: "Invalid Token");
}
await MitraRepository(dio: dio).delete(
mitraID: mitraID,
token: localAuth!.token!,
);
state = MitraDeleteStateDone();
ref.read(mitraSearchProvider.notifier).search(query: query);
} catch (e) {
if (e is BaseRepositoryException) {
state = MitraDeleteStateError(message: e.message);
} else {
state = MitraDeleteStateError(message: "Unknown Error ");
}
}
}
}
abstract class MitraDeleteState extends Equatable {
final DateTime date;
MitraDeleteState() : date = DateTime.now();
@override
List<Object?> get props => throw [date];
}
class MitraDeleteStateInit extends MitraDeleteState {}
class MitraDeleteStateLoading extends MitraDeleteState {}
class MitraDeleteStateError extends MitraDeleteState {
final String message;
MitraDeleteStateError({
required this.message,
});
}
class MitraDeleteStateDone extends MitraDeleteState {
MitraDeleteStateDone();
}