| // Copyright 2013 The Flutter Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| import 'package:flutter/services.dart'; |
| import 'package:shared_preferences_platform_interface/shared_preferences_platform_interface.dart'; |
| import 'messages.g.dart'; |
| |
| typedef _Setter = Future<void> Function(String key, Object value); |
| |
| /// iOS and macOS implementation of shared_preferences. |
| class SharedPreferencesFoundation extends SharedPreferencesStorePlatform { |
| final UserDefaultsApi _api = UserDefaultsApi(); |
| late final Map<String, _Setter> _setters = <String, _Setter>{ |
| 'Bool': (String key, Object value) { |
| return _api.setBool(key, value as bool); |
| }, |
| 'Double': (String key, Object value) { |
| return _api.setDouble(key, value as double); |
| }, |
| 'Int': (String key, Object value) { |
| return _api.setValue(key, value as int); |
| }, |
| 'String': (String key, Object value) { |
| return _api.setValue(key, value as String); |
| }, |
| 'StringList': (String key, Object value) { |
| return _api.setValue(key, value as List<String?>); |
| }, |
| }; |
| |
| /// Registers this class as the default instance of |
| /// [SharedPreferencesStorePlatform]. |
| static void registerWith() { |
| SharedPreferencesStorePlatform.instance = SharedPreferencesFoundation(); |
| } |
| |
| @override |
| Future<bool> clear() async { |
| await _api.clear(); |
| return true; |
| } |
| |
| @override |
| Future<Map<String, Object>> getAll() async { |
| final Map<String?, Object?> result = await _api.getAll(); |
| return result.cast<String, Object>(); |
| } |
| |
| @override |
| Future<bool> remove(String key) async { |
| await _api.remove(key); |
| return true; |
| } |
| |
| @override |
| Future<bool> setValue(String valueType, String key, Object value) async { |
| final _Setter? setter = _setters[valueType]; |
| if (setter == null) { |
| throw PlatformException( |
| code: 'InvalidOperation', |
| message: '"$valueType" is not a supported type.'); |
| } |
| await setter(key, value); |
| return true; |
| } |
| } |