omnAPP/lib/app/utils/kr_secure_storage.dart
2025-09-23 16:23:15 +08:00

134 lines
3.4 KiB
Dart
Executable File

import 'dart:io';
import 'package:hive_flutter/hive_flutter.dart';
import 'package:crypto/crypto.dart';
import 'dart:convert';
import 'package:kaer_with_panels/app/utils/kr_log_util.dart';
import 'package:path_provider/path_provider.dart';
class KRSecureStorage {
// 创建一个单例实例
static final KRSecureStorage _instance = KRSecureStorage._internal();
factory KRSecureStorage() => _instance;
// 私有构造函数
KRSecureStorage._internal();
// 存储箱名称
static const String _boxName = 'kaer_secure_storage';
// 加密密钥
static const String _encryptionKey = 'kaer_secure_storage_key';
// 初始化 Hive
Future<void> kr_initHive() async {
try {
if (Platform.isMacOS) {
final baseDir = await getApplicationSupportDirectory();
await Hive.initFlutter(baseDir.path);
} else {
await Hive.initFlutter();
}
// 使用加密适配器
final key = HiveAesCipher(_generateKey());
await Hive.openBox(_boxName, encryptionCipher: key);
} catch (e) {
KRLogUtil.kr_e('初始化 Hive 失败: $e', tag: 'SecureStorage');
}
}
// 生成加密密钥
List<int> _generateKey() {
final key = utf8.encode(_encryptionKey);
final hash = sha256.convert(key);
return hash.bytes;
}
// 获取存储箱
Box<dynamic> get _box => Hive.box(_boxName);
// 存储数据
Future<void> kr_saveData({required String key, required String value}) async {
try {
await _box.put(key, value);
} catch (e) {
KRLogUtil.kr_e('存储数据失败: $e', tag: 'SecureStorage');
}
}
// 读取数据
Future<String?> kr_readData({required String key}) async {
try {
return _box.get(key) as String?;
} catch (e) {
KRLogUtil.kr_e('读取数据失败: $e', tag: 'SecureStorage');
return null;
}
}
// 删除数据
Future<void> kr_deleteData({required String key}) async {
try {
await _box.delete(key);
} catch (e) {
KRLogUtil.kr_e('删除数据失败: $e', tag: 'SecureStorage');
}
}
// 清除所有数据
Future<void> kr_clearAllData() async {
try {
await _box.clear();
} catch (e) {
KRLogUtil.kr_e('清除数据失败: $e', tag: 'SecureStorage');
}
}
// 检查键是否存在
Future<bool> kr_hasKey({required String key}) async {
try {
return _box.containsKey(key);
} catch (e) {
KRLogUtil.kr_e('检查键失败: $e', tag: 'SecureStorage');
return false;
}
}
// 保存布尔值
Future<void> kr_saveBool({required String key, required bool value}) async {
try {
await _box.put(key, value);
} catch (e) {
KRLogUtil.kr_e('存储布尔值失败: $e', tag: 'SecureStorage');
}
}
// 获取布尔值
Future<bool?> kr_getBool({required String key}) async {
try {
return _box.get(key) as bool?;
} catch (e) {
KRLogUtil.kr_e('读取布尔值失败: $e', tag: 'SecureStorage');
return null;
}
}
// 保存整数
Future<void> kr_saveInt({required String key, required int value}) async {
try {
await _box.put(key, value);
} catch (e) {
KRLogUtil.kr_e('存储整数失败: $e', tag: 'SecureStorage');
}
}
// 获取整数
Future<int?> kr_getInt({required String key}) async {
try {
return _box.get(key) as int?;
} catch (e) {
KRLogUtil.kr_e('读取整数失败: $e', tag: 'SecureStorage');
return null;
}
}
}