52 lines
1.5 KiB
Dart
52 lines
1.5 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:pshared/service/pfe/service.dart';
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import 'package:pshared/provider/exception.dart';
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import 'package:pshared/provider/resource.dart';
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import 'package:pshared/service/account.dart';
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class PfeProvider extends ChangeNotifier {
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// The resource now wraps our Account? state along with its loading/error state.
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Resource<String?> _resource = Resource(data: null);
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Resource<String?> get resource => _resource;
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String? get session => _resource.data;
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bool get isLoggedIn => session != null;
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bool get isLoading => _resource.isLoading;
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Object? get error => _resource.error;
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// Private helper to update the resource and notify listeners.
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void _setResource(Resource<String?> newResource) {
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_resource = newResource;
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notifyListeners();
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}
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Future<String?> login({
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required String email,
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required String password,
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}) async {
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_setResource(_resource.copyWith(isLoading: true, error: null));
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try {
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final acc = await PfeService.login(email, password);
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_setResource(Resource(data: acc, isLoading: false));
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return acc;
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} catch (e) {
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_setResource(_resource.copyWith(isLoading: false, error: toException(e)));
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rethrow;
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}
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}
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Future<void> logout() async {
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_setResource(_resource.copyWith(isLoading: true, error: null));
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try {
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await AccountService.logout();
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_setResource(Resource(data: null, isLoading: false));
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} catch (e) {
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_setResource(_resource.copyWith(isLoading: false, error: toException(e)));
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rethrow;
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}
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}
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}
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