import 'dart:convert'; import 'package:flutter/services.dart'; import 'package:flutter_secure_storage/flutter_secure_storage.dart'; import 'package:hive_flutter/hive_flutter.dart'; import 'package:selfprivacy/logic/models/hive/backblaze_bucket.dart'; import 'package:selfprivacy/logic/models/hive/backups_credential.dart'; import 'package:selfprivacy/logic/models/hive/server_details.dart'; import 'package:selfprivacy/logic/models/hive/server_domain.dart'; import 'package:selfprivacy/logic/models/hive/user.dart'; import 'package:selfprivacy/utils/platform_adapter.dart'; class HiveConfig { static Future init() async { final String? storagePath = PlatformAdapter.storagePath; print('HiveConfig: Custom storage path: $storagePath'); await Hive.initFlutter(storagePath); Hive.registerAdapter(UserAdapter()); Hive.registerAdapter(ServerHostingDetailsAdapter()); Hive.registerAdapter(ServerDomainAdapter()); Hive.registerAdapter(BackupsCredentialAdapter()); Hive.registerAdapter(BackblazeBucketAdapter()); Hive.registerAdapter(ServerProviderVolumeAdapter()); Hive.registerAdapter(UserTypeAdapter()); Hive.registerAdapter(DnsProviderTypeAdapter()); Hive.registerAdapter(ServerProviderTypeAdapter()); Hive.registerAdapter(BackupsProviderTypeAdapter()); await Hive.openBox(BNames.appSettingsBox); try { final HiveAesCipher cipher = HiveAesCipher( await getEncryptedKey(BNames.serverInstallationEncryptionKey), ); await Hive.openBox(BNames.usersDeprecated); await Hive.openBox(BNames.usersBox, encryptionCipher: cipher); final Box deprecatedUsers = Hive.box(BNames.usersDeprecated); if (deprecatedUsers.isNotEmpty) { final Box users = Hive.box(BNames.usersBox); await users.addAll(deprecatedUsers.values.toList()); await deprecatedUsers.clear(); } await Hive.openBox( BNames.serverInstallationBox, encryptionCipher: cipher, ); } on PlatformException catch (e) { print('HiveConfig: Error while opening boxes: $e'); rethrow; } } static Future getEncryptedKey(final String encKey) async { const FlutterSecureStorage secureStorage = FlutterSecureStorage(); try { final bool hasEncryptionKey = await secureStorage.containsKey(key: encKey); if (!hasEncryptionKey) { final List key = Hive.generateSecureKey(); await secureStorage.write(key: encKey, value: base64UrlEncode(key)); } final String? string = await secureStorage.read(key: encKey); return base64Url.decode(string!); } on PlatformException catch (e) { print('HiveConfig: Error while getting encryption key: $e'); rethrow; } } } /// Mappings for the different boxes and their keys class BNames { /// App settings box. Contains app settings like [isDarkModeOn], [isOnboardingShowing] static String appSettingsBox = 'appSettings'; /// A boolean field of [appSettingsBox] box. static String isDarkModeOn = 'isDarkModeOn'; /// A boolean field of [appSettingsBox] box. static String isAutoDarkModeOn = 'isAutoDarkModeOn'; /// A boolean field of [appSettingsBox] box. static String isOnboardingShowing = 'isOnboardingShowing'; /// Encryption key to decrypt [serverInstallationBox] and [usersBox] box. static String serverInstallationEncryptionKey = 'key'; /// Server installation box. Contains server details and provider tokens. static String serverInstallationBox = 'appConfig'; /// A List field of [serverInstallationBox] box. static String rootKeys = 'rootKeys'; /// A boolean field of [serverInstallationBox] box. static String hasFinalChecked = 'hasFinalChecked'; /// A boolean field of [serverInstallationBox] box. static String isServerStarted = 'isServerStarted'; /// A [ServerDomain] field of [serverInstallationBox] box. static String serverDomain = 'cloudFlareDomain'; /// A String field of [serverInstallationBox] box. static String hetznerKey = 'hetznerKey'; /// A String field of [serverInstallationBox] box. static String serverProvider = 'serverProvider'; /// A String field of [serverInstallationBox] box. static String dnsProvider = 'dnsProvider'; /// A String field of [serverLocation] box. static String serverLocation = 'serverLocation'; /// A String field of [serverInstallationBox] box. static String cloudFlareKey = 'cloudFlareKey'; /// A String field of [serverTypeIdentifier] box. static String serverTypeIdentifier = 'serverTypeIdentifier'; /// A [User] field of [serverInstallationBox] box. static String rootUser = 'rootUser'; /// A [ServerHostingDetails] field of [serverInstallationBox] box. static String serverDetails = 'hetznerServer'; /// A [BackupsCredential] field of [serverInstallationBox] box. static String backblazeCredential = 'backblazeKey'; /// A [BackblazeBucket] field of [serverInstallationBox] box. static String backblazeBucket = 'backblazeBucket'; /// A boolean field of [serverInstallationBox] box. static String isLoading = 'isLoading'; /// A boolean field of [serverInstallationBox] box. static String isServerResetedFirstTime = 'isServerResetedFirstTime'; /// A boolean field of [serverInstallationBox] box. static String isServerResetedSecondTime = 'isServerResetedSecondTime'; /// A boolean field of [serverInstallationBox] box. static String isRecoveringServer = 'isRecoveringServer'; /// Deprecated users box as it is unencrypted static String usersDeprecated = 'users'; /// Box with users static String usersBox = 'usersEncrypted'; }