113 lines
3.5 KiB
Dart
113 lines
3.5 KiB
Dart
import 'dart:developer';
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import 'package:flutter/material.dart';
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import 'package:flutter_secure_storage/flutter_secure_storage.dart';
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import 'package:hub/shared/utils/storage_util.dart';
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import 'package:hub/shared/utils/cache_util.dart';
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class SecureStorageHelper extends ChangeNotifier implements Storage {
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static final SecureStorageHelper _instance = SecureStorageHelper._internal();
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final FlutterSecureStorage _secureStorage = const FlutterSecureStorage();
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factory SecureStorageHelper() => _instance;
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SecureStorageHelper._internal();
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static SecureStorageHelper get instance => _instance;
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Future<void> setAndCacheString(
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String key, String value, Function(String) cacheSetter) async {
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log('setAndCacheString value for key: $key to $value');
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await _secureStorage.write(key: key, value: value);
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CacheUtil.instance.set(key, value);
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cacheSetter(value);
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}
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Future<void> setAndCacheBool(
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String key, bool value, Function(bool) cacheSetter) async {
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log('setAndCacheBool value for key: $key to $value');
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await _secureStorage.write(key: key, value: value.toString());
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CacheUtil.instance.set(key, value);
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cacheSetter(value);
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}
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Future<void> setAndCacheObject(
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String key, String value, Function(String) cacheSetter) async {
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log('setAndCacheObject value for key: $key to $value');
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await _secureStorage.write(key: key, value: value);
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CacheUtil.instance.set(key, value);
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cacheSetter(value);
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}
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Future<String?> getString(String key) async {
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log('getString value for key: $key');
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var value = CacheUtil.instance.get(key);
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if (value == null) {
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value = await _secureStorage.read(key: key);
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CacheUtil.instance.set(key, value);
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}
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return value;
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}
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Future<bool?> getBool(String key) async {
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var value = CacheUtil.instance.get(key);
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if (value == null || value == 'null') {
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value = await _secureStorage.read(key: key);
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CacheUtil.instance.set(key, value);
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log('getBool $value for key: $key');
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return value == 'true';
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}
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log('getBool $value for key: $key');
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return value;
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}
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Future<BuildContext?> getObject(String key) async {
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log('getObject value for key: $key');
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var value = CacheUtil.instance.get(key);
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if (value == null) {
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value = await _secureStorage.read(key: key);
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CacheUtil.instance.set(key, value);
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}
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return value as BuildContext?;
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}
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@override
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Future<void> set(
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String key, dynamic value, Function(dynamic) cacheSetter) async {
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if (value is String? || value is String) {
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await setAndCacheString(key, value!, cacheSetter);
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} else if (value is bool? || value is bool) {
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await setAndCacheBool(key, value, cacheSetter);
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} else if (value is BuildContext || value is BuildContext?) {
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await setAndCacheObject(key, value.toString(), cacheSetter);
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}
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}
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@override
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Future<dynamic> get(String key) async {
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log('get value for key: $key');
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var stringValue = await getString(key);
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if (stringValue != null) return stringValue;
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var boolValue = await getBool(key);
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if (boolValue != null) return boolValue;
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var objectValue = await getObject(key);
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if (objectValue != null) return objectValue;
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return null;
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}
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@override
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Future<void> delete(String key) async {
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log('delete value for key: $key');
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await _secureStorage.delete(key: key);
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CacheUtil.instance.delete(key);
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}
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Future<void> purge() async {
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log('Purging secure storage');
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await _secureStorage.deleteAll();
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CacheUtil.instance.clear();
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}
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}
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