fix: migrate back to Hive on Linux

Signed-off-by: The one with the braid <info@braid.business>

lib/utils/client_manager.dart

@@ -22,6 +22,7 @@ import 'matrix_sdk_extensions/flutter_matrix_dart_sdk_database/builder.dart';
 
 abstract class ClientManager {
   static const String clientNamespace = 'im.fluffychat.store.clients';
+
   static Future<List<Client>> getClients({
     bool initialize = true,
     required SharedPreferences store,
@@ -113,7 +114,11 @@ abstract class ClientManager {
       },
       logLevel: kReleaseMode ? Level.warning : Level.verbose,
       databaseBuilder: flutterMatrixSdkDatabaseBuilder,
-      legacyDatabaseBuilder: FlutterHiveCollectionsDatabase.databaseBuilder,
+      // workaround : migrate back from SQLite to Hive on Linux
+      // Related : https://github.com/krille-chan/fluffychat/issues/972
+      legacyDatabaseBuilder: PlatformInfos.isLinux
+          ? (client) => flutterMatrixSdkDatabaseBuilder(client, isLegacy: true)
+          : FlutterHiveCollectionsDatabase.databaseBuilder,
       supportedLoginTypes: {
         AuthenticationTypes.password,
         AuthenticationTypes.sso,

lib/utils/matrix_sdk_extensions/flutter_matrix_dart_sdk_database/builder.dart

@@ -18,9 +18,15 @@ import 'cipher.dart';
 import 'sqlcipher_stub.dart'
     if (dart.library.io) 'package:sqlcipher_flutter_libs/sqlcipher_flutter_libs.dart';
 
-Future<DatabaseApi> flutterMatrixSdkDatabaseBuilder(Client client) async {
+Future<DatabaseApi> flutterMatrixSdkDatabaseBuilder(
+  Client client, {
+  bool isLegacy = false,
+}) async {
   MatrixSdkDatabase? database;
   try {
+    // unless it's the migration builder, always fall back onto Hive on Linux
+    if (PlatformInfos.isLinux && !isLegacy) throw UnimplementedError();
+
     database = await _constructDatabase(client);
     await database.open();
     return database;
@@ -34,6 +40,8 @@ Future<DatabaseApi> flutterMatrixSdkDatabaseBuilder(Client client) async {
           ),
         );
 
+    final bool hideErrorMessage = PlatformInfos.isLinux;
+    if (!hideErrorMessage) {
       // Send error notification:
       final l10n = lookupL10n(PlatformDispatcher.instance.locale);
       ClientManager.sendInitNotification(
@@ -43,6 +51,12 @@ Future<DatabaseApi> flutterMatrixSdkDatabaseBuilder(Client client) async {
           e.toString(),
         ),
       );
+    } else {
+      Logs().w(
+        'Linux database error using SQfLite. Due to many issues in this implementation, falling back to Hive.',
+        e,
+      );
+    }
 
     return FlutterHiveCollectionsDatabase.databaseBuilder(client);
   }