refactor: Remove sembast

lib/utils/client_manager.dart

@@ -11,12 +11,12 @@ import 'package:sembast/sembast.dart';
 import 'package:fluffychat/utils/platform_infos.dart';
 import 'famedlysdk_store.dart';
 import 'matrix_sdk_extensions.dart/fluffybox_database.dart';
-import 'matrix_sdk_extensions.dart/flutter_matrix_sembast_database.dart';
+import 'matrix_sdk_extensions.dart/flutter_matrix_hive_database.dart';
 
 abstract class ClientManager {
   static const String clientNamespace = 'im.fluffychat.store.clients';
   static Future<List<Client>> getClients() async {
-    Logs().level = Level.verbose;
+    Logs().level = Level.warning;
     if (PlatformInfos.isLinux) {
       Hive.init((await getApplicationSupportDirectory()).path);
     } else {
@@ -81,7 +81,7 @@ abstract class ClientManager {
         },
         importantStateEvents: <String>{'im.ponies.room_emotes'},
         databaseBuilder: FlutterFluffyBoxDatabase.databaseBuilder,
-        legacyDatabaseBuilder: FlutterMatrixSembastDatabase.databaseBuilder,
+        legacyDatabaseBuilder: FlutterMatrixHiveStore.hiveDatabaseBuilder,
         supportedLoginTypes: {
           AuthenticationTypes.password,
           if (PlatformInfos.isMobile || PlatformInfos.isWeb)

lib/utils/matrix_sdk_extensions.dart/flutter_matrix_sembast_database.dart

@@ -1,207 +0,0 @@
-import 'dart:convert';
-import 'dart:io';
-import 'dart:typed_data';
-
-import 'package:flutter/foundation.dart' hide Key;
-import 'package:flutter/services.dart';
-
-import 'package:encrypt/encrypt.dart';
-import 'package:flutter_secure_storage/flutter_secure_storage.dart';
-import 'package:matrix/matrix.dart';
-import 'package:path_provider/path_provider.dart';
-import 'package:sembast/sembast.dart';
-import 'package:sembast/sembast_io.dart';
-import 'package:sembast_web/sembast_web.dart';
-
-import '../platform_infos.dart';
-
-class FlutterMatrixSembastDatabase extends MatrixSembastDatabase {
-  FlutterMatrixSembastDatabase(
-    String name, {
-    SembastCodec codec,
-    String path,
-    DatabaseFactory dbFactory,
-  }) : super(
-          name,
-          codec: codec,
-          path: path,
-          dbFactory: dbFactory,
-        );
-
-  static const String _cipherStorageKey = 'sembast_encryption_key';
-  static const int _cipherStorageKeyLength = 512;
-
-  static Future<FlutterMatrixSembastDatabase> databaseBuilder(
-      Client client) async {
-    Logs().d('Open Sembast...');
-    SembastCodec codec;
-    try {
-      // Workaround for secure storage is calling Platform.operatingSystem on web
-      if (kIsWeb) throw MissingPluginException();
-
-      const secureStorage = FlutterSecureStorage();
-      final containsEncryptionKey =
-          await secureStorage.containsKey(key: _cipherStorageKey);
-      if (!containsEncryptionKey) {
-        final key = SecureRandom(_cipherStorageKeyLength).base64;
-        await secureStorage.write(
-          key: _cipherStorageKey,
-          value: key,
-        );
-      }
-
-      // workaround for if we just wrote to the key and it still doesn't exist
-      final rawEncryptionKey = await secureStorage.read(key: _cipherStorageKey);
-      if (rawEncryptionKey == null) throw MissingPluginException();
-
-      codec = getEncryptSembastCodec(password: rawEncryptionKey);
-    } on MissingPluginException catch (_) {
-      Logs().i('Sembast encryption is not supported on this platform');
-    }
-
-    final db = FlutterMatrixSembastDatabase(
-      client.clientName,
-      codec: codec,
-      path: await _findDatabasePath(client),
-      dbFactory: kIsWeb ? databaseFactoryWeb : databaseFactoryIo,
-    );
-    await db.open();
-    Logs().d('Sembast is ready');
-    return db;
-  }
-
-  static Future<String> _findDatabasePath(Client client) async {
-    String path = client.clientName;
-    if (!kIsWeb) {
-      Directory directory;
-      try {
-        directory = await getApplicationSupportDirectory();
-      } catch (_) {
-        try {
-          directory = await getLibraryDirectory();
-        } catch (_) {
-          directory = Directory.current;
-        }
-      }
-      path = '${directory.path}${client.clientName}.db';
-    }
-    return path;
-  }
-
-  @override
-  int get maxFileSize => supportsFileStoring ? 100 * 1024 * 1024 : 0;
-  @override
-  bool get supportsFileStoring => (PlatformInfos.isIOS ||
-      PlatformInfos.isAndroid ||
-      PlatformInfos.isDesktop);
-
-  Future<String> _getFileStoreDirectory() async {
-    try {
-      try {
-        return (await getApplicationSupportDirectory()).path;
-      } catch (_) {
-        return (await getApplicationDocumentsDirectory()).path;
-      }
-    } catch (_) {
-      return (await getDownloadsDirectory()).path;
-    }
-  }
-
-  @override
-  Future<Uint8List> getFile(Uri mxcUri) async {
-    if (!supportsFileStoring) return null;
-    final tempDirectory = await _getFileStoreDirectory();
-    final file =
-        File('$tempDirectory/${Uri.encodeComponent(mxcUri.toString())}');
-    if (await file.exists() == false) return null;
-    final bytes = await file.readAsBytes();
-    return bytes;
-  }
-
-  @override
-  Future storeFile(Uri mxcUri, Uint8List bytes, int time) async {
-    if (!supportsFileStoring) return null;
-    final tempDirectory = await _getFileStoreDirectory();
-    final file =
-        File('$tempDirectory/${Uri.encodeComponent(mxcUri.toString())}');
-    if (await file.exists()) return;
-    await file.writeAsBytes(bytes);
-    return;
-  }
-}
-
-class _EncryptEncoder extends Converter<Map<String, dynamic>, String> {
-  final String key;
-  final String signature;
-  _EncryptEncoder(this.key, this.signature);
-
-  @override
-  String convert(Map<String, dynamic> input) {
-    String encoded;
-    switch (signature) {
-      case "Salsa20":
-        encoded = Encrypter(Salsa20(Key.fromUtf8(key)))
-            .encrypt(json.encode(input), iv: IV.fromLength(8))
-            .base64;
-        break;
-      case "AES":
-        encoded = Encrypter(AES(Key.fromUtf8(key)))
-            .encrypt(json.encode(input), iv: IV.fromLength(16))
-            .base64;
-        break;
-      default:
-        throw FormatException('invalid $signature');
-        break;
-    }
-    return encoded;
-  }
-}
-
-class _EncryptDecoder extends Converter<String, Map<String, dynamic>> {
-  final String key;
-  final String signature;
-  _EncryptDecoder(this.key, this.signature);
-
-  @override
-  Map<String, dynamic> convert(String input) {
-    dynamic decoded;
-    switch (signature) {
-      case "Salsa20":
-        decoded = json.decode(Encrypter(Salsa20(Key.fromUtf8(key)))
-            .decrypt64(input, iv: IV.fromLength(8)));
-        break;
-      case "AES":
-        decoded = json.decode(Encrypter(AES(Key.fromUtf8(key)))
-            .decrypt64(input, iv: IV.fromLength(16)));
-        break;
-      default:
-        break;
-    }
-    if (decoded is Map) {
-      return decoded.cast<String, dynamic>();
-    }
-    throw FormatException('invalid input $input');
-  }
-}
-
-class _EncryptCodec extends Codec<Map<String, dynamic>, String> {
-  final String signature;
-  _EncryptEncoder _encoder;
-  _EncryptDecoder _decoder;
-  _EncryptCodec(String password, this.signature) {
-    _encoder = _EncryptEncoder(password, signature);
-    _decoder = _EncryptDecoder(password, signature);
-  }
-
-  @override
-  Converter<String, Map<String, dynamic>> get decoder => _decoder;
-
-  @override
-  Converter<Map<String, dynamic>, String> get encoder => _encoder;
-}
-
-// Salsa20 (16 length key required) or AES (32 length key required)
-SembastCodec getEncryptSembastCodec(
-        {@required String password, String signature = "Salsa20"}) =>
-    SembastCodec(
-        signature: signature, codec: _EncryptCodec(password, signature));

pubspec.lock

@@ -651,13 +651,6 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "4.0.0"
-  idb_shim:
-    dependency: transitive
-    description:
-      name: idb_shim
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "2.0.1"
   image:
     dependency: transitive
     description:
@@ -1180,13 +1173,6 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "3.1.1"
-  sembast_web:
-    dependency: "direct main"
-    description:
-      name: sembast_web
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "2.0.1+1"
   sentry:
     dependency: "direct main"
     description:

pubspec.yaml

@@ -63,7 +63,6 @@ dependencies:
   record: ^3.0.0
   salomon_bottom_bar: ^3.1.0
   scroll_to_index: ^2.1.0
-  sembast_web: ^2.0.1+1
   sentry: ^6.0.1
   share: ^2.0.4
   slugify: ^2.0.0