first commit

lib/provider/sampling_location_provider.dart

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+import 'package:equatable/equatable.dart';
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+import 'package:queuedisplay/model/sampling_location_model.dart';
+import 'package:queuedisplay/provider/dio_provider.dart';
+import 'package:queuedisplay/repository/sampling_location_repository.dart';
+
+import '../repository/base_repository.dart';
+
+abstract class SamplingLocationList extends Equatable {
+  final DateTime date;
+  const SamplingLocationList(this.date);
+  @override
+  List<Object?> get props => [date];
+}
+
+class SamplingLocationListInit extends SamplingLocationList {
+  SamplingLocationListInit() : super(DateTime.now());
+}
+
+class SamplingLocationListLoading extends SamplingLocationList {
+  SamplingLocationListLoading() : super(DateTime.now());
+}
+
+class SamplingLocationListError extends SamplingLocationList {
+  final String message;
+  SamplingLocationListError({
+    required this.message,
+  }) : super(DateTime.now());
+}
+
+class SamplingLocationListDone extends SamplingLocationList {
+  final List<SamplingLocation> model;
+  SamplingLocationListDone({
+    required this.model,
+  }) : super(DateTime.now());
+}
+
+//notifier
+class SamplingLocationListNotifier extends StateNotifier<SamplingLocationList> {
+  final Ref ref;
+  SamplingLocationListNotifier({
+    required this.ref,
+  }) : super(SamplingLocationListInit());
+
+  void list() async {
+    try {
+      state = SamplingLocationListLoading();
+      final dio = ref.read(dioProvider);
+      final resp = await SamplingLocationRepository(dio: dio).getData();
+      state = SamplingLocationListDone(model: resp);
+    } catch (e) {
+      if (e is BaseRepositoryException) {
+        state = SamplingLocationListError(message: e.message);
+      } else {
+        state = SamplingLocationListError(message: e.toString());
+      }
+    }
+  }
+}
+
+//provider
+final SamplingLocationProvider =
+    StateNotifierProvider<SamplingLocationListNotifier, SamplingLocationList>(
+        (ref) => SamplingLocationListNotifier(ref: ref));