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MrbWebLibre/app/lib/core/providers/persisted_bool.dart
T

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Dart

/*
* Copyright (c) 2024-2026 Fabian Freund.
*
* This file is part of WebLibre
* (see https://weblibre.eu).
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
import 'dart:convert';
import 'package:riverpod/experimental/persist.dart';
import 'package:riverpod_annotation/experimental/persist.dart';
import 'package:riverpod_annotation/riverpod_annotation.dart';
import 'package:weblibre/features/user/data/providers.dart';
part 'persisted_bool.g.dart';
enum PersistedBoolKey {
extensionsExpanded(key: 'ExtensionsExpanded', defaultValue: false),
searchSuggestionsExpanded(
key: 'SearchSuggestionsExpanded',
defaultValue: true,
),
tabSuggestions(key: 'TabSuggestions', defaultValue: false);
const PersistedBoolKey({required this.key, required this.defaultValue});
final String key;
final bool defaultValue;
}
@Riverpod(keepAlive: true)
class PersistedBool extends _$PersistedBool {
void toggle() => state = !state;
// ignore: use_setters_to_change_properties
void set(bool value) => state = value;
@override
bool build(PersistedBoolKey key) {
persist(
ref.watch(riverpodDatabaseStorageProvider),
key: key.key,
encode: (state) => jsonEncode([state]),
decode: (encoded) => (jsonDecode(encoded) as List<dynamic>).first as bool,
);
return stateOrNull ?? key.defaultValue;
}
}