Merge pull request #407 from twonlyapp/marmot

- New: Create custom shortcuts to quickly share images with pre-selected groups
- New: Seamless recovery for iOS reinstallations
- Improved: Redesigned snackbar notifications
- Improved: New backup mechanism to allow larger backup files
- Improved: Move keys into a centralized Rust-owned structure stored in secure storage
- Fix: Messages occasionally not received until app restart
- Fix: Multiple smaller issues

CHANGELOG.md

@@ -1,5 +1,15 @@
 # Changelog
 
+## 0.2.11
+
+- New: Create custom shortcuts to quickly share images with pre-selected groups
+- New: Seamless recovery for iOS reinstallations
+- Improved: Redesigned snackbar notifications
+- Improved: New backup mechanism to allow larger backup files
+- Improved: Move keys into a centralized Rust-owned structure stored in secure storage
+- Fix: Messages occasionally not received until app restart
+- Fix: Multiple smaller issues
+
 ## 0.2.10
 
 - Fix: Issue with push notifications on Android  

android/app/src/main/kotlin/eu/twonly/MainActivity.kt

@@ -6,6 +6,8 @@ import dev.darttools.flutter_android_volume_keydown.FlutterAndroidVolumeKeydownP
 import android.view.KeyEvent.KEYCODE_VOLUME_DOWN
 import android.view.KeyEvent.KEYCODE_VOLUME_UP
 import io.flutter.embedding.engine.FlutterEngine
+import android.content.Context
+import io.crates.keyring.Keyring
 
 class MainActivity : FlutterFragmentActivity() {
 
@@ -24,6 +26,8 @@ class MainActivity : FlutterFragmentActivity() {
     override fun configureFlutterEngine(flutterEngine: FlutterEngine) {
         super.configureFlutterEngine(flutterEngine)
 
+        Keyring.initializeNdkContext(applicationContext)
+
         MediaStoreChannel.configure(flutterEngine, applicationContext)
         VideoCompressionChannel.configure(flutterEngine, applicationContext)
     }

android/app/src/main/kotlin/eu/twonly/MyApplication.kt

@@ -3,10 +3,12 @@ package eu.twonly
 import io.flutter.app.FlutterApplication
 import dev.fluttercommunity.workmanager.WorkmanagerDebug
 import dev.fluttercommunity.workmanager.LoggingDebugHandler
+import io.crates.keyring.Keyring
 
 class MyApplication : FlutterApplication() {
     override fun onCreate() {
         super.onCreate()
+        Keyring.initializeNdkContext(this)
         // This enables the internal plugin logging to Logcat
         WorkmanagerDebug.setCurrent(LoggingDebugHandler())
     }

android/app/src/main/kotlin/io/crates/keyring/Keyring.kt

@@ -0,0 +1,14 @@
+package io.crates.keyring
+
+import android.content.Context
+
+class Keyring {
+    companion object {
+        init {
+            // Replace with the name of your compiled Rust library
+            System.loadLibrary("rust_lib_twonly")
+        }
+        // The underlying Rust crate provides the implementation for this
+        external fun initializeNdkContext(context: Context)
+    }
+}

lib/app.dart

@@ -18,11 +18,17 @@ import 'package:twonly/src/visual/views/home.view.dart';
 import 'package:twonly/src/visual/views/onboarding/onboarding.view.dart';
 import 'package:twonly/src/visual/views/onboarding/register.view.dart';
 import 'package:twonly/src/visual/views/onboarding/setup.view.dart';
+import 'package:twonly/src/visual/views/recovery.view.dart';
 import 'package:twonly/src/visual/views/unlock_twonly.view.dart';
 
 class App extends StatefulWidget {
-  const App({required this.storageError, super.key});
+  const App({
+    required this.storageError,
+    required this.recoveryPossible,
+    super.key,
+  });
   final bool storageError;
+  final bool recoveryPossible;
   @override
   State<App> createState() => _AppState();
 }
@@ -77,7 +83,6 @@ class _AppState extends State<App> with WidgetsBindingObserver {
 
         if (widget.storageError) {
           return MaterialApp(
-            scaffoldMessengerKey: AppGlobalKeys.scaffoldMessengerKey,
             localizationsDelegates: localizationsDelegates,
             debugShowCheckedModeBanner: false,
             supportedLocales: supportedLocales,
@@ -89,9 +94,21 @@ class _AppState extends State<App> with WidgetsBindingObserver {
           );
         }
 
+        if (widget.recoveryPossible) {
+          return MaterialApp(
+            localizationsDelegates: localizationsDelegates,
+            debugShowCheckedModeBanner: false,
+            supportedLocales: supportedLocales,
+            title: 'twonly',
+            theme: lightTheme,
+            darkTheme: darkTheme,
+            themeMode: context.read<SettingsChangeProvider>().themeMode,
+            home: const RecoveryView(),
+          );
+        }
+
         return MaterialApp.router(
           routerConfig: routerProvider,
-          scaffoldMessengerKey: AppGlobalKeys.scaffoldMessengerKey,
           localizationsDelegates: localizationsDelegates,
           debugShowCheckedModeBanner: false,
           supportedLocales: supportedLocales,

lib/core/backup/backup_password.dart

@@ -0,0 +1,29 @@
+// This file is automatically generated, so please do not edit it.
+// @generated by `flutter_rust_bridge`@ 2.12.0.
+
+// ignore_for_file: invalid_use_of_internal_member, unused_import, unnecessary_import
+
+import '../frb_generated.dart';
+import '../lib.dart';
+import 'package:flutter_rust_bridge/flutter_rust_bridge_for_generated.dart';
+
+class BackupPasswordKeys {
+  final U8Array32 backupId;
+  final U8Array32 encryptionKey;
+
+  const BackupPasswordKeys({
+    required this.backupId,
+    required this.encryptionKey,
+  });
+
+  @override
+  int get hashCode => backupId.hashCode ^ encryptionKey.hashCode;
+
+  @override
+  bool operator ==(Object other) =>
+      identical(this, other) ||
+      other is BackupPasswordKeys &&
+          runtimeType == other.runtimeType &&
+          backupId == other.backupId &&
+          encryptionKey == other.encryptionKey;
+}

lib/core/bridge.dart

@@ -9,7 +9,7 @@ import 'package:flutter_rust_bridge/flutter_rust_bridge_for_generated.dart';
 // These functions are ignored because they are not marked as `pub`: `get_twonly_flutter`
 // These types are ignored because they are neither used by any `pub` functions nor (for structs and enums) marked `#[frb(unignore)]`: `TwonlyFlutter`
 
-Future<void> initializeTwonlyFlutter({required TwonlyConfig config}) =>
+Future<void> initializeTwonlyFlutter({required InitConfig config}) =>
     RustLib.instance.api.crateBridgeInitializeTwonlyFlutter(config: config);
 
 class AnnouncedUser {
@@ -36,6 +36,27 @@ class AnnouncedUser {
           publicId == other.publicId;
 }
 
+class InitConfig {
+  final String databaseDir;
+  final String dataDir;
+
+  const InitConfig({
+    required this.databaseDir,
+    required this.dataDir,
+  });
+
+  @override
+  int get hashCode => databaseDir.hashCode ^ dataDir.hashCode;
+
+  @override
+  bool operator ==(Object other) =>
+      identical(this, other) ||
+      other is InitConfig &&
+          runtimeType == other.runtimeType &&
+          databaseDir == other.databaseDir &&
+          dataDir == other.dataDir;
+}
+
 class OtherPromotion {
   final int promotionId;
   final PlatformInt64 publicId;
@@ -74,24 +95,3 @@ class OtherPromotion {
           announcementShare == other.announcementShare &&
           publicKeyVerifiedTimestamp == other.publicKeyVerifiedTimestamp;
 }
-
-class TwonlyConfig {
-  final String databasePath;
-  final String dataDirectory;
-
-  const TwonlyConfig({
-    required this.databasePath,
-    required this.dataDirectory,
-  });
-
-  @override
-  int get hashCode => databasePath.hashCode ^ dataDirectory.hashCode;
-
-  @override
-  bool operator ==(Object other) =>
-      identical(this, other) ||
-      other is TwonlyConfig &&
-          runtimeType == other.runtimeType &&
-          databasePath == other.databasePath &&
-          dataDirectory == other.dataDirectory;
-}

lib/core/bridge/wrapper/backup.dart

@@ -0,0 +1,87 @@
+// This file is automatically generated, so please do not edit it.
+// @generated by `flutter_rust_bridge`@ 2.12.0.
+
+// ignore_for_file: invalid_use_of_internal_member, unused_import, unnecessary_import
+
+import '../../frb_generated.dart';
+import '../../keys/backup_password_keys.dart';
+import '../../lib.dart';
+import 'package:flutter_rust_bridge/flutter_rust_bridge_for_generated.dart';
+
+class RustBackupArchive {
+  const RustBackupArchive();
+
+  static Future<(String, String)> createBackupArchive() => RustLib.instance.api
+      .crateBridgeWrapperBackupRustBackupArchiveCreateBackupArchive();
+
+  static Future<String?> getBackupDownloadToken() => RustLib.instance.api
+      .crateBridgeWrapperBackupRustBackupArchiveGetBackupDownloadToken();
+
+  static Future<void> restoreBackupArchive({required String filePath}) =>
+      RustLib.instance.api
+          .crateBridgeWrapperBackupRustBackupArchiveRestoreBackupArchive(
+            filePath: filePath,
+          );
+
+  @override
+  int get hashCode => 0;
+
+  @override
+  bool operator ==(Object other) =>
+      identical(this, other) ||
+      other is RustBackupArchive && runtimeType == other.runtimeType;
+}
+
+class RustBackupIdentity {
+  const RustBackupIdentity();
+
+  static Future<String?> getBackupId() => RustLib.instance.api
+      .crateBridgeWrapperBackupRustBackupIdentityGetBackupId();
+
+  static Future<BackupPasswordKeys> getBackupPasswordKeys({
+    required PlatformInt64 userId,
+    required String password,
+  }) => RustLib.instance.api
+      .crateBridgeWrapperBackupRustBackupIdentityGetBackupPasswordKeys(
+        userId: userId,
+        password: password,
+      );
+
+  static Future<Uint8List> getIdentityBackupBytes() => RustLib.instance.api
+      .crateBridgeWrapperBackupRustBackupIdentityGetIdentityBackupBytes();
+
+  static Future<void> importBackupPasswordKeys({
+    required List<int> backupId,
+    required List<int> encryptionKey,
+  }) => RustLib.instance.api
+      .crateBridgeWrapperBackupRustBackupIdentityImportBackupPasswordKeys(
+        backupId: backupId,
+        encryptionKey: encryptionKey,
+      );
+
+  static Future<void> restoreIdentityBackup({
+    required BackupPasswordKeys keys,
+    required List<int> encryptedBytes,
+  }) => RustLib.instance.api
+      .crateBridgeWrapperBackupRustBackupIdentityRestoreIdentityBackup(
+        keys: keys,
+        encryptedBytes: encryptedBytes,
+      );
+
+  static Future<void> setBackupPasswordKeys({
+    required PlatformInt64 userId,
+    required String password,
+  }) => RustLib.instance.api
+      .crateBridgeWrapperBackupRustBackupIdentitySetBackupPasswordKeys(
+        userId: userId,
+        password: password,
+      );
+
+  @override
+  int get hashCode => 0;
+
+  @override
+  bool operator ==(Object other) =>
+      identical(this, other) ||
+      other is RustBackupIdentity && runtimeType == other.runtimeType;
+}

lib/core/bridge/wrapper/key_manager.dart

@@ -0,0 +1,77 @@
+// This file is automatically generated, so please do not edit it.
+// @generated by `flutter_rust_bridge`@ 2.12.0.
+
+// ignore_for_file: invalid_use_of_internal_member, unused_import, unnecessary_import
+
+import '../../frb_generated.dart';
+import 'package:flutter_rust_bridge/flutter_rust_bridge_for_generated.dart';
+
+class RustKeyManager {
+  const RustKeyManager();
+
+  static Future<Uint8List> getLoginToken() => RustLib.instance.api
+      .crateBridgeWrapperKeyManagerRustKeyManagerGetLoginToken();
+
+  static Future<(Uint8List, PlatformInt64)> getSignalIdentity() => RustLib
+      .instance
+      .api
+      .crateBridgeWrapperKeyManagerRustKeyManagerGetSignalIdentity();
+
+  static Future<PlatformInt64?> getUserId() => RustLib.instance.api
+      .crateBridgeWrapperKeyManagerRustKeyManagerGetUserId();
+
+  static Future<void> importSignalIdentity({
+    required List<int> identityKeyPairStructure,
+    required PlatformInt64 registrationId,
+    required Map<PlatformInt64, Uint8List> signedPreKeyStore,
+  }) => RustLib.instance.api
+      .crateBridgeWrapperKeyManagerRustKeyManagerImportSignalIdentity(
+        identityKeyPairStructure: identityKeyPairStructure,
+        registrationId: registrationId,
+        signedPreKeyStore: signedPreKeyStore,
+      );
+
+  static Future<Uint8List?> loadSignedPrekey({
+    required PlatformInt64 signedPreKeyId,
+  }) => RustLib.instance.api
+      .crateBridgeWrapperKeyManagerRustKeyManagerLoadSignedPrekey(
+        signedPreKeyId: signedPreKeyId,
+      );
+
+  static Future<Map<PlatformInt64, Uint8List>> loadSignedPrekeys() => RustLib
+      .instance
+      .api
+      .crateBridgeWrapperKeyManagerRustKeyManagerLoadSignedPrekeys();
+
+  static Future<void> removeKeyManager() => RustLib.instance.api
+      .crateBridgeWrapperKeyManagerRustKeyManagerRemoveKeyManager();
+
+  static Future<void> removeSignedPrekey({
+    required PlatformInt64 signedPreKeyId,
+  }) => RustLib.instance.api
+      .crateBridgeWrapperKeyManagerRustKeyManagerRemoveSignedPrekey(
+        signedPreKeyId: signedPreKeyId,
+      );
+
+  static Future<void> setUserId({required PlatformInt64 userId}) => RustLib
+      .instance
+      .api
+      .crateBridgeWrapperKeyManagerRustKeyManagerSetUserId(userId: userId);
+
+  static Future<void> storeSignedPrekey({
+    required PlatformInt64 signedPreKeyId,
+    required List<int> record,
+  }) => RustLib.instance.api
+      .crateBridgeWrapperKeyManagerRustKeyManagerStoreSignedPrekey(
+        signedPreKeyId: signedPreKeyId,
+        record: record,
+      );
+
+  @override
+  int get hashCode => 0;
+
+  @override
+  bool operator ==(Object other) =>
+      identical(this, other) ||
+      other is RustKeyManager && runtimeType == other.runtimeType;
+}

lib/core/context.dart

@@ -0,0 +1,28 @@
+// This file is automatically generated, so please do not edit it.
+// @generated by `flutter_rust_bridge`@ 2.12.0.
+
+// ignore_for_file: invalid_use_of_internal_member, unused_import, unnecessary_import
+
+import 'frb_generated.dart';
+import 'package:flutter_rust_bridge/flutter_rust_bridge_for_generated.dart';
+
+class InitConfig {
+  final String databasePath;
+  final String dataDirectory;
+
+  const InitConfig({
+    required this.databasePath,
+    required this.dataDirectory,
+  });
+
+  @override
+  int get hashCode => databasePath.hashCode ^ dataDirectory.hashCode;
+
+  @override
+  bool operator ==(Object other) =>
+      identical(this, other) ||
+      other is InitConfig &&
+          runtimeType == other.runtimeType &&
+          databasePath == other.databasePath &&
+          dataDirectory == other.dataDirectory;
+}

lib/core/frb_generated.io.dart

@@ -5,11 +5,15 @@
 
 import 'bridge.dart';
 import 'bridge/callbacks.dart';
+import 'bridge/wrapper/backup.dart';
+import 'bridge/wrapper/key_manager.dart';
 import 'bridge/wrapper/user_discovery.dart';
 import 'dart:async';
 import 'dart:convert';
 import 'dart:ffi' as ffi;
 import 'frb_generated.dart';
+import 'keys/backup_password_keys.dart';
+import 'lib.dart';
 import 'package:flutter_rust_bridge/flutter_rust_bridge_for_generated_io.dart';
 
 abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
@@ -98,6 +102,11 @@ abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
   @protected
   Object dco_decode_DartOpaque(dynamic raw);
 
+  @protected
+  Map<PlatformInt64, Uint8List> dco_decode_Map_i_64_list_prim_u_8_strict_None(
+    dynamic raw,
+  );
+
   @protected
   RustStreamSink<String> dco_decode_StreamSink_String_Sse(dynamic raw);
 
@@ -107,17 +116,23 @@ abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
   @protected
   AnnouncedUser dco_decode_announced_user(dynamic raw);
 
+  @protected
+  BackupPasswordKeys dco_decode_backup_password_keys(dynamic raw);
+
   @protected
   bool dco_decode_bool(dynamic raw);
 
   @protected
   AnnouncedUser dco_decode_box_autoadd_announced_user(dynamic raw);
 
+  @protected
+  BackupPasswordKeys dco_decode_box_autoadd_backup_password_keys(dynamic raw);
+
   @protected
   PlatformInt64 dco_decode_box_autoadd_i_64(dynamic raw);
 
   @protected
-  TwonlyConfig dco_decode_box_autoadd_twonly_config(dynamic raw);
+  InitConfig dco_decode_box_autoadd_init_config(dynamic raw);
 
   @protected
   FlutterUserDiscovery dco_decode_flutter_user_discovery(dynamic raw);
@@ -125,6 +140,9 @@ abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
   @protected
   PlatformInt64 dco_decode_i_64(dynamic raw);
 
+  @protected
+  InitConfig dco_decode_init_config(dynamic raw);
+
   @protected
   PlatformInt64 dco_decode_isize(dynamic raw);
 
@@ -140,6 +158,13 @@ abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
   @protected
   Uint8List dco_decode_list_prim_u_8_strict(dynamic raw);
 
+  @protected
+  List<(PlatformInt64, Uint8List)>
+  dco_decode_list_record_i_64_list_prim_u_8_strict(dynamic raw);
+
+  @protected
+  String? dco_decode_opt_String(dynamic raw);
+
   @protected
   AnnouncedUser? dco_decode_opt_box_autoadd_announced_user(dynamic raw);
 
@@ -159,7 +184,26 @@ abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
   OtherPromotion dco_decode_other_promotion(dynamic raw);
 
   @protected
-  TwonlyConfig dco_decode_twonly_config(dynamic raw);
+  (PlatformInt64, Uint8List) dco_decode_record_i_64_list_prim_u_8_strict(
+    dynamic raw,
+  );
+
+  @protected
+  (Uint8List, PlatformInt64) dco_decode_record_list_prim_u_8_strict_i_64(
+    dynamic raw,
+  );
+
+  @protected
+  (String, String) dco_decode_record_string_string(dynamic raw);
+
+  @protected
+  RustBackupArchive dco_decode_rust_backup_archive(dynamic raw);
+
+  @protected
+  RustBackupIdentity dco_decode_rust_backup_identity(dynamic raw);
+
+  @protected
+  RustKeyManager dco_decode_rust_key_manager(dynamic raw);
 
   @protected
   int dco_decode_u_32(dynamic raw);
@@ -167,6 +211,9 @@ abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
   @protected
   int dco_decode_u_8(dynamic raw);
 
+  @protected
+  U8Array32 dco_decode_u_8_array_32(dynamic raw);
+
   @protected
   void dco_decode_unit(dynamic raw);
 
@@ -179,6 +226,11 @@ abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
   @protected
   Object sse_decode_DartOpaque(SseDeserializer deserializer);
 
+  @protected
+  Map<PlatformInt64, Uint8List> sse_decode_Map_i_64_list_prim_u_8_strict_None(
+    SseDeserializer deserializer,
+  );
+
   @protected
   RustStreamSink<String> sse_decode_StreamSink_String_Sse(
     SseDeserializer deserializer,
@@ -190,6 +242,11 @@ abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
   @protected
   AnnouncedUser sse_decode_announced_user(SseDeserializer deserializer);
 
+  @protected
+  BackupPasswordKeys sse_decode_backup_password_keys(
+    SseDeserializer deserializer,
+  );
+
   @protected
   bool sse_decode_bool(SseDeserializer deserializer);
 
@@ -198,13 +255,16 @@ abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
     SseDeserializer deserializer,
   );
 
+  @protected
+  BackupPasswordKeys sse_decode_box_autoadd_backup_password_keys(
+    SseDeserializer deserializer,
+  );
+
   @protected
   PlatformInt64 sse_decode_box_autoadd_i_64(SseDeserializer deserializer);
 
   @protected
-  TwonlyConfig sse_decode_box_autoadd_twonly_config(
-    SseDeserializer deserializer,
-  );
+  InitConfig sse_decode_box_autoadd_init_config(SseDeserializer deserializer);
 
   @protected
   FlutterUserDiscovery sse_decode_flutter_user_discovery(
@@ -214,6 +274,9 @@ abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
   @protected
   PlatformInt64 sse_decode_i_64(SseDeserializer deserializer);
 
+  @protected
+  InitConfig sse_decode_init_config(SseDeserializer deserializer);
+
   @protected
   PlatformInt64 sse_decode_isize(SseDeserializer deserializer);
 
@@ -233,6 +296,15 @@ abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
   @protected
   Uint8List sse_decode_list_prim_u_8_strict(SseDeserializer deserializer);
 
+  @protected
+  List<(PlatformInt64, Uint8List)>
+  sse_decode_list_record_i_64_list_prim_u_8_strict(
+    SseDeserializer deserializer,
+  );
+
+  @protected
+  String? sse_decode_opt_String(SseDeserializer deserializer);
+
   @protected
   AnnouncedUser? sse_decode_opt_box_autoadd_announced_user(
     SseDeserializer deserializer,
@@ -258,7 +330,32 @@ abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
   OtherPromotion sse_decode_other_promotion(SseDeserializer deserializer);
 
   @protected
-  TwonlyConfig sse_decode_twonly_config(SseDeserializer deserializer);
+  (PlatformInt64, Uint8List) sse_decode_record_i_64_list_prim_u_8_strict(
+    SseDeserializer deserializer,
+  );
+
+  @protected
+  (Uint8List, PlatformInt64) sse_decode_record_list_prim_u_8_strict_i_64(
+    SseDeserializer deserializer,
+  );
+
+  @protected
+  (String, String) sse_decode_record_string_string(
+    SseDeserializer deserializer,
+  );
+
+  @protected
+  RustBackupArchive sse_decode_rust_backup_archive(
+    SseDeserializer deserializer,
+  );
+
+  @protected
+  RustBackupIdentity sse_decode_rust_backup_identity(
+    SseDeserializer deserializer,
+  );
+
+  @protected
+  RustKeyManager sse_decode_rust_key_manager(SseDeserializer deserializer);
 
   @protected
   int sse_decode_u_32(SseDeserializer deserializer);
@@ -266,6 +363,9 @@ abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
   @protected
   int sse_decode_u_8(SseDeserializer deserializer);
 
+  @protected
+  U8Array32 sse_decode_u_8_array_32(SseDeserializer deserializer);
+
   @protected
   void sse_decode_unit(SseDeserializer deserializer);
 
@@ -366,6 +466,12 @@ abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
   @protected
   void sse_encode_DartOpaque(Object self, SseSerializer serializer);
 
+  @protected
+  void sse_encode_Map_i_64_list_prim_u_8_strict_None(
+    Map<PlatformInt64, Uint8List> self,
+    SseSerializer serializer,
+  );
+
   @protected
   void sse_encode_StreamSink_String_Sse(
     RustStreamSink<String> self,
@@ -378,6 +484,12 @@ abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
   @protected
   void sse_encode_announced_user(AnnouncedUser self, SseSerializer serializer);
 
+  @protected
+  void sse_encode_backup_password_keys(
+    BackupPasswordKeys self,
+    SseSerializer serializer,
+  );
+
   @protected
   void sse_encode_bool(bool self, SseSerializer serializer);
 
@@ -387,6 +499,12 @@ abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
     SseSerializer serializer,
   );
 
+  @protected
+  void sse_encode_box_autoadd_backup_password_keys(
+    BackupPasswordKeys self,
+    SseSerializer serializer,
+  );
+
   @protected
   void sse_encode_box_autoadd_i_64(
     PlatformInt64 self,
@@ -394,8 +512,8 @@ abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
   );
 
   @protected
-  void sse_encode_box_autoadd_twonly_config(
-    TwonlyConfig self,
+  void sse_encode_box_autoadd_init_config(
+    InitConfig self,
     SseSerializer serializer,
   );
 
@@ -408,6 +526,9 @@ abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
   @protected
   void sse_encode_i_64(PlatformInt64 self, SseSerializer serializer);
 
+  @protected
+  void sse_encode_init_config(InitConfig self, SseSerializer serializer);
+
   @protected
   void sse_encode_isize(PlatformInt64 self, SseSerializer serializer);
 
@@ -432,6 +553,15 @@ abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
     SseSerializer serializer,
   );
 
+  @protected
+  void sse_encode_list_record_i_64_list_prim_u_8_strict(
+    List<(PlatformInt64, Uint8List)> self,
+    SseSerializer serializer,
+  );
+
+  @protected
+  void sse_encode_opt_String(String? self, SseSerializer serializer);
+
   @protected
   void sse_encode_opt_box_autoadd_announced_user(
     AnnouncedUser? self,
@@ -469,7 +599,40 @@ abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
   );
 
   @protected
-  void sse_encode_twonly_config(TwonlyConfig self, SseSerializer serializer);
+  void sse_encode_record_i_64_list_prim_u_8_strict(
+    (PlatformInt64, Uint8List) self,
+    SseSerializer serializer,
+  );
+
+  @protected
+  void sse_encode_record_list_prim_u_8_strict_i_64(
+    (Uint8List, PlatformInt64) self,
+    SseSerializer serializer,
+  );
+
+  @protected
+  void sse_encode_record_string_string(
+    (String, String) self,
+    SseSerializer serializer,
+  );
+
+  @protected
+  void sse_encode_rust_backup_archive(
+    RustBackupArchive self,
+    SseSerializer serializer,
+  );
+
+  @protected
+  void sse_encode_rust_backup_identity(
+    RustBackupIdentity self,
+    SseSerializer serializer,
+  );
+
+  @protected
+  void sse_encode_rust_key_manager(
+    RustKeyManager self,
+    SseSerializer serializer,
+  );
 
   @protected
   void sse_encode_u_32(int self, SseSerializer serializer);
@@ -477,6 +640,9 @@ abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
   @protected
   void sse_encode_u_8(int self, SseSerializer serializer);
 
+  @protected
+  void sse_encode_u_8_array_32(U8Array32 self, SseSerializer serializer);
+
   @protected
   void sse_encode_unit(void self, SseSerializer serializer);
 

lib/core/frb_generated.web.dart

@@ -8,10 +8,14 @@
 
 import 'bridge.dart';
 import 'bridge/callbacks.dart';
+import 'bridge/wrapper/backup.dart';
+import 'bridge/wrapper/key_manager.dart';
 import 'bridge/wrapper/user_discovery.dart';
 import 'dart:async';
 import 'dart:convert';
 import 'frb_generated.dart';
+import 'keys/backup_password_keys.dart';
+import 'lib.dart';
 import 'package:flutter_rust_bridge/flutter_rust_bridge_for_generated_web.dart';
 
 abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
@@ -100,6 +104,11 @@ abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
   @protected
   Object dco_decode_DartOpaque(dynamic raw);
 
+  @protected
+  Map<PlatformInt64, Uint8List> dco_decode_Map_i_64_list_prim_u_8_strict_None(
+    dynamic raw,
+  );
+
   @protected
   RustStreamSink<String> dco_decode_StreamSink_String_Sse(dynamic raw);
 
@@ -109,17 +118,23 @@ abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
   @protected
   AnnouncedUser dco_decode_announced_user(dynamic raw);
 
+  @protected
+  BackupPasswordKeys dco_decode_backup_password_keys(dynamic raw);
+
   @protected
   bool dco_decode_bool(dynamic raw);
 
   @protected
   AnnouncedUser dco_decode_box_autoadd_announced_user(dynamic raw);
 
+  @protected
+  BackupPasswordKeys dco_decode_box_autoadd_backup_password_keys(dynamic raw);
+
   @protected
   PlatformInt64 dco_decode_box_autoadd_i_64(dynamic raw);
 
   @protected
-  TwonlyConfig dco_decode_box_autoadd_twonly_config(dynamic raw);
+  InitConfig dco_decode_box_autoadd_init_config(dynamic raw);
 
   @protected
   FlutterUserDiscovery dco_decode_flutter_user_discovery(dynamic raw);
@@ -127,6 +142,9 @@ abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
   @protected
   PlatformInt64 dco_decode_i_64(dynamic raw);
 
+  @protected
+  InitConfig dco_decode_init_config(dynamic raw);
+
   @protected
   PlatformInt64 dco_decode_isize(dynamic raw);
 
@@ -142,6 +160,13 @@ abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
   @protected
   Uint8List dco_decode_list_prim_u_8_strict(dynamic raw);
 
+  @protected
+  List<(PlatformInt64, Uint8List)>
+  dco_decode_list_record_i_64_list_prim_u_8_strict(dynamic raw);
+
+  @protected
+  String? dco_decode_opt_String(dynamic raw);
+
   @protected
   AnnouncedUser? dco_decode_opt_box_autoadd_announced_user(dynamic raw);
 
@@ -161,7 +186,26 @@ abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
   OtherPromotion dco_decode_other_promotion(dynamic raw);
 
   @protected
-  TwonlyConfig dco_decode_twonly_config(dynamic raw);
+  (PlatformInt64, Uint8List) dco_decode_record_i_64_list_prim_u_8_strict(
+    dynamic raw,
+  );
+
+  @protected
+  (Uint8List, PlatformInt64) dco_decode_record_list_prim_u_8_strict_i_64(
+    dynamic raw,
+  );
+
+  @protected
+  (String, String) dco_decode_record_string_string(dynamic raw);
+
+  @protected
+  RustBackupArchive dco_decode_rust_backup_archive(dynamic raw);
+
+  @protected
+  RustBackupIdentity dco_decode_rust_backup_identity(dynamic raw);
+
+  @protected
+  RustKeyManager dco_decode_rust_key_manager(dynamic raw);
 
   @protected
   int dco_decode_u_32(dynamic raw);
@@ -169,6 +213,9 @@ abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
   @protected
   int dco_decode_u_8(dynamic raw);
 
+  @protected
+  U8Array32 dco_decode_u_8_array_32(dynamic raw);
+
   @protected
   void dco_decode_unit(dynamic raw);
 
@@ -181,6 +228,11 @@ abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
   @protected
   Object sse_decode_DartOpaque(SseDeserializer deserializer);
 
+  @protected
+  Map<PlatformInt64, Uint8List> sse_decode_Map_i_64_list_prim_u_8_strict_None(
+    SseDeserializer deserializer,
+  );
+
   @protected
   RustStreamSink<String> sse_decode_StreamSink_String_Sse(
     SseDeserializer deserializer,
@@ -192,6 +244,11 @@ abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
   @protected
   AnnouncedUser sse_decode_announced_user(SseDeserializer deserializer);
 
+  @protected
+  BackupPasswordKeys sse_decode_backup_password_keys(
+    SseDeserializer deserializer,
+  );
+
   @protected
   bool sse_decode_bool(SseDeserializer deserializer);
 
@@ -200,13 +257,16 @@ abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
     SseDeserializer deserializer,
   );
 
+  @protected
+  BackupPasswordKeys sse_decode_box_autoadd_backup_password_keys(
+    SseDeserializer deserializer,
+  );
+
   @protected
   PlatformInt64 sse_decode_box_autoadd_i_64(SseDeserializer deserializer);
 
   @protected
-  TwonlyConfig sse_decode_box_autoadd_twonly_config(
-    SseDeserializer deserializer,
-  );
+  InitConfig sse_decode_box_autoadd_init_config(SseDeserializer deserializer);
 
   @protected
   FlutterUserDiscovery sse_decode_flutter_user_discovery(
@@ -216,6 +276,9 @@ abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
   @protected
   PlatformInt64 sse_decode_i_64(SseDeserializer deserializer);
 
+  @protected
+  InitConfig sse_decode_init_config(SseDeserializer deserializer);
+
   @protected
   PlatformInt64 sse_decode_isize(SseDeserializer deserializer);
 
@@ -235,6 +298,15 @@ abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
   @protected
   Uint8List sse_decode_list_prim_u_8_strict(SseDeserializer deserializer);
 
+  @protected
+  List<(PlatformInt64, Uint8List)>
+  sse_decode_list_record_i_64_list_prim_u_8_strict(
+    SseDeserializer deserializer,
+  );
+
+  @protected
+  String? sse_decode_opt_String(SseDeserializer deserializer);
+
   @protected
   AnnouncedUser? sse_decode_opt_box_autoadd_announced_user(
     SseDeserializer deserializer,
@@ -260,7 +332,32 @@ abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
   OtherPromotion sse_decode_other_promotion(SseDeserializer deserializer);
 
   @protected
-  TwonlyConfig sse_decode_twonly_config(SseDeserializer deserializer);
+  (PlatformInt64, Uint8List) sse_decode_record_i_64_list_prim_u_8_strict(
+    SseDeserializer deserializer,
+  );
+
+  @protected
+  (Uint8List, PlatformInt64) sse_decode_record_list_prim_u_8_strict_i_64(
+    SseDeserializer deserializer,
+  );
+
+  @protected
+  (String, String) sse_decode_record_string_string(
+    SseDeserializer deserializer,
+  );
+
+  @protected
+  RustBackupArchive sse_decode_rust_backup_archive(
+    SseDeserializer deserializer,
+  );
+
+  @protected
+  RustBackupIdentity sse_decode_rust_backup_identity(
+    SseDeserializer deserializer,
+  );
+
+  @protected
+  RustKeyManager sse_decode_rust_key_manager(SseDeserializer deserializer);
 
   @protected
   int sse_decode_u_32(SseDeserializer deserializer);
@@ -268,6 +365,9 @@ abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
   @protected
   int sse_decode_u_8(SseDeserializer deserializer);
 
+  @protected
+  U8Array32 sse_decode_u_8_array_32(SseDeserializer deserializer);
+
   @protected
   void sse_decode_unit(SseDeserializer deserializer);
 
@@ -368,6 +468,12 @@ abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
   @protected
   void sse_encode_DartOpaque(Object self, SseSerializer serializer);
 
+  @protected
+  void sse_encode_Map_i_64_list_prim_u_8_strict_None(
+    Map<PlatformInt64, Uint8List> self,
+    SseSerializer serializer,
+  );
+
   @protected
   void sse_encode_StreamSink_String_Sse(
     RustStreamSink<String> self,
@@ -380,6 +486,12 @@ abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
   @protected
   void sse_encode_announced_user(AnnouncedUser self, SseSerializer serializer);
 
+  @protected
+  void sse_encode_backup_password_keys(
+    BackupPasswordKeys self,
+    SseSerializer serializer,
+  );
+
   @protected
   void sse_encode_bool(bool self, SseSerializer serializer);
 
@@ -389,6 +501,12 @@ abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
     SseSerializer serializer,
   );
 
+  @protected
+  void sse_encode_box_autoadd_backup_password_keys(
+    BackupPasswordKeys self,
+    SseSerializer serializer,
+  );
+
   @protected
   void sse_encode_box_autoadd_i_64(
     PlatformInt64 self,
@@ -396,8 +514,8 @@ abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
   );
 
   @protected
-  void sse_encode_box_autoadd_twonly_config(
-    TwonlyConfig self,
+  void sse_encode_box_autoadd_init_config(
+    InitConfig self,
     SseSerializer serializer,
   );
 
@@ -410,6 +528,9 @@ abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
   @protected
   void sse_encode_i_64(PlatformInt64 self, SseSerializer serializer);
 
+  @protected
+  void sse_encode_init_config(InitConfig self, SseSerializer serializer);
+
   @protected
   void sse_encode_isize(PlatformInt64 self, SseSerializer serializer);
 
@@ -434,6 +555,15 @@ abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
     SseSerializer serializer,
   );
 
+  @protected
+  void sse_encode_list_record_i_64_list_prim_u_8_strict(
+    List<(PlatformInt64, Uint8List)> self,
+    SseSerializer serializer,
+  );
+
+  @protected
+  void sse_encode_opt_String(String? self, SseSerializer serializer);
+
   @protected
   void sse_encode_opt_box_autoadd_announced_user(
     AnnouncedUser? self,
@@ -471,7 +601,40 @@ abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
   );
 
   @protected
-  void sse_encode_twonly_config(TwonlyConfig self, SseSerializer serializer);
+  void sse_encode_record_i_64_list_prim_u_8_strict(
+    (PlatformInt64, Uint8List) self,
+    SseSerializer serializer,
+  );
+
+  @protected
+  void sse_encode_record_list_prim_u_8_strict_i_64(
+    (Uint8List, PlatformInt64) self,
+    SseSerializer serializer,
+  );
+
+  @protected
+  void sse_encode_record_string_string(
+    (String, String) self,
+    SseSerializer serializer,
+  );
+
+  @protected
+  void sse_encode_rust_backup_archive(
+    RustBackupArchive self,
+    SseSerializer serializer,
+  );
+
+  @protected
+  void sse_encode_rust_backup_identity(
+    RustBackupIdentity self,
+    SseSerializer serializer,
+  );
+
+  @protected
+  void sse_encode_rust_key_manager(
+    RustKeyManager self,
+    SseSerializer serializer,
+  );
 
   @protected
   void sse_encode_u_32(int self, SseSerializer serializer);
@@ -479,6 +642,9 @@ abstract class RustLibApiImplPlatform extends BaseApiImpl<RustLibWire> {
   @protected
   void sse_encode_u_8(int self, SseSerializer serializer);
 
+  @protected
+  void sse_encode_u_8_array_32(U8Array32 self, SseSerializer serializer);
+
   @protected
   void sse_encode_unit(void self, SseSerializer serializer);
 

lib/core/keys/backup_password_keys.dart

@@ -0,0 +1,29 @@
+// This file is automatically generated, so please do not edit it.
+// @generated by `flutter_rust_bridge`@ 2.12.0.
+
+// ignore_for_file: invalid_use_of_internal_member, unused_import, unnecessary_import
+
+import '../frb_generated.dart';
+import '../lib.dart';
+import 'package:flutter_rust_bridge/flutter_rust_bridge_for_generated.dart';
+
+class BackupPasswordKeys {
+  final U8Array32 backupId;
+  final U8Array32 encryptionKey;
+
+  const BackupPasswordKeys({
+    required this.backupId,
+    required this.encryptionKey,
+  });
+
+  @override
+  int get hashCode => backupId.hashCode ^ encryptionKey.hashCode;
+
+  @override
+  bool operator ==(Object other) =>
+      identical(this, other) ||
+      other is BackupPasswordKeys &&
+          runtimeType == other.runtimeType &&
+          backupId == other.backupId &&
+          encryptionKey == other.encryptionKey;
+}

lib/core/lib.dart

@@ -0,0 +1,20 @@
+// This file is automatically generated, so please do not edit it.
+// @generated by `flutter_rust_bridge`@ 2.12.0.
+
+// ignore_for_file: invalid_use_of_internal_member, unused_import, unnecessary_import
+
+import 'frb_generated.dart';
+import 'package:collection/collection.dart';
+import 'package:flutter_rust_bridge/flutter_rust_bridge_for_generated.dart';
+
+class U8Array32 extends NonGrowableListView<int> {
+  static const arraySize = 32;
+
+  @internal
+  Uint8List get inner => _inner;
+  final Uint8List _inner;
+
+  U8Array32(this._inner) : assert(_inner.length == arraySize), super(_inner);
+
+  U8Array32.init() : this(Uint8List(arraySize));
+}

lib/globals.dart

@@ -1,13 +1,13 @@
 import 'dart:async';
-
 import 'package:camera/camera.dart';
-import 'package:flutter/material.dart';
 import 'package:path_provider/path_provider.dart';
 import 'package:twonly/src/utils/log.dart';
 
 class AppEnvironment {
-  static late final String cacheDir;
-  static late final String supportDir;
+  static late String cacheDir;
+  static late String supportDir;
+
+  static bool _isInitialized = false;
 
   static bool _isInitialized = false;
 
@@ -22,10 +22,9 @@ class AppEnvironment {
     _isInitialized = true;
   }
 
-  static void initTesting() {
-    if (_isInitialized) return;
-    cacheDir = '/tmp/twonly_cache';
-    supportDir = '/tmp/twonly_support';
+  static void initTesting({String? customCacheDir, String? customSupportDir}) {
+    cacheDir = customCacheDir ?? '/tmp/twonly_cache';
+    supportDir = customSupportDir ?? '/tmp/twonly_support';
     _isInitialized = true;
   }
 }
@@ -35,9 +34,5 @@ class AppState {
   static bool isInBackgroundTask = false;
   static bool allowErrorTrackingViaSentry = false;
   static bool gotMessageFromServer = false;
-  static int latestAppVersionId = 110;
-}
-
-class AppGlobalKeys {
-  static final scaffoldMessengerKey = GlobalKey<ScaffoldMessengerState>();
+  static int latestAppVersionId = 113;
 }

lib/main.dart

@@ -1,6 +1,6 @@
 import 'dart:async';
-import 'dart:io';
-
+import 'dart:convert';
+import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 import 'package:mutex/mutex.dart';
@@ -8,11 +8,16 @@ import 'package:provider/provider.dart';
 import 'package:sentry_flutter/sentry_flutter.dart';
 import 'package:twonly/app.dart';
 import 'package:twonly/core/bridge.dart' as bridge;
+import 'package:twonly/core/bridge/wrapper/key_manager.dart';
 import 'package:twonly/core/frb_generated.dart';
 import 'package:twonly/globals.dart';
 import 'package:twonly/locator.dart';
 import 'package:twonly/src/callbacks/callbacks.dart';
+import 'package:twonly/src/constants/secure_storage.keys.dart';
+import 'package:twonly/src/database/signal/signal_signed_pre_key_store.dart'
+    show getSignalSignedPreKeyStoreOld;
 import 'package:twonly/src/database/tables/contacts.table.dart';
+import 'package:twonly/src/model/json/signal_identity.model.dart';
 import 'package:twonly/src/providers/connection.provider.dart';
 import 'package:twonly/src/providers/image_editor.provider.dart';
 import 'package:twonly/src/providers/purchases.provider.dart';
@@ -21,7 +26,7 @@ import 'package:twonly/src/services/api/mediafiles/download.api.dart';
 import 'package:twonly/src/services/api/mediafiles/media_background.api.dart';
 import 'package:twonly/src/services/api/mediafiles/upload.api.dart';
 import 'package:twonly/src/services/background/callback_dispatcher.background.dart';
-import 'package:twonly/src/services/backup/create.backup.dart';
+import 'package:twonly/src/services/backup.service.dart';
 import 'package:twonly/src/services/mediafiles/mediafile.service.dart';
 import 'package:twonly/src/services/notifications/fcm.notifications.dart';
 import 'package:twonly/src/services/notifications/setup.notifications.dart';
@@ -38,9 +43,9 @@ final _initMutex = Mutex();
 
 /// This function is used to initialized the absolute minimum so it
 /// can also be used by the backend without the UI was loaded.
-Future<void> twonlyMinimumInitialization() async {
+Future<bool> twonlyMinimumInitialization() async {
   Log.info('twonlyMinimumInitialization: called');
-  await exclusiveAccess(
+  final hasStorageError = await exclusiveAccess(
     lockName: 'init',
     mutex: _initMutex,
     action: () async {
@@ -54,15 +59,22 @@ Future<void> twonlyMinimumInitialization() async {
       await initFlutterCallbacksForRust();
 
       Log.info('twonlyMinimumInitialization: bridge.initializeTwonlyFlutter()');
+      try {
         await bridge.initializeTwonlyFlutter(
-        config: bridge.TwonlyConfig(
-          databasePath: '${AppEnvironment.supportDir}/twonly.sqlite',
-          dataDirectory: AppEnvironment.supportDir,
+          config: bridge.InitConfig(
+            databaseDir: AppEnvironment.supportDir,
+            dataDir: AppEnvironment.supportDir,
           ),
         );
+      } catch (e) {
+        Log.error(e);
+        return true;
+      }
       Log.info('twonlyMinimumInitialization: finished');
+      return false;
     },
   );
+  return hasStorageError;
 }
 
 void main() async {
@@ -72,26 +84,30 @@ void main() async {
 
   unawaited(StartupGuard.markAppStartup());
 
-  await twonlyMinimumInitialization();
-
-  unawaited(initFCMService());
+  var storageError = await twonlyMinimumInitialization();
+  await initFCMService();
 
   var userExists = false;
-  var storageError = false;
 
+  var recoveryPossible = false;
+
+  if (!storageError) {
     try {
       userExists = await userService.tryInit();
     } catch (e) {
       Log.error('Failed to initialize user session due to storage error: $e');
       storageError = true;
     }
+  }
 
-  if (Platform.isIOS && userExists) {
-    final dbFile = File('${AppEnvironment.supportDir}/twonly.sqlite');
-    if (!dbFile.existsSync()) {
-      Log.error('[twonly] IOS: App was removed and then reinstalled again...');
-      await SecureStorage.instance.deleteAll();
-      userExists = false;
+  if (!userExists && !storageError) {
+    try {
+      final userId = await RustKeyManager.getUserId();
+      if (userId != null) {
+        recoveryPossible = true;
+      }
+    } catch (e) {
+      Log.error('Could not check KeyManager userId for iOS recovery: $e');
     }
   }
 
@@ -139,7 +155,10 @@ void main() async {
         ChangeNotifierProvider(create: (_) => ImageEditorProvider()),
         ChangeNotifierProvider(create: (_) => PurchasesProvider()),
       ],
-      child: App(storageError: storageError),
+      child: App(
+        storageError: storageError,
+        recoveryPossible: recoveryPossible,
+      ),
     ),
   );
 }
@@ -178,6 +197,66 @@ Future<void> runMigrations() async {
       }
     });
   }
+  if (userService.currentUser.appVersion < 113) {
+    var migrationSuccess = true;
+    final signalIdentity = await SecureStorage.instance.read(
+      // ignore: deprecated_member_use_from_same_package
+      key: SecureStorageKeys.signalIdentity,
+    );
+
+    if (signalIdentity != null) {
+      try {
+        final decoded = jsonDecode(signalIdentity);
+        final identity = SignalIdentity.fromJson(
+          decoded as Map<String, dynamic>,
+        );
+
+        await RustKeyManager.importSignalIdentity(
+          identityKeyPairStructure: identity.identityKeyPairU8List,
+          registrationId: identity.registrationId,
+          signedPreKeyStore: await getSignalSignedPreKeyStoreOld(),
+        );
+        Log.info('Importing signal identiy to the rust key manager');
+
+        // Clean up old keys after successful migration
+        await SecureStorage.instance.delete(
+          // ignore: deprecated_member_use_from_same_package
+          key: SecureStorageKeys.signalIdentity,
+        );
+        await SecureStorage.instance.delete(
+          // ignore: deprecated_member_use_from_same_package
+          key: SecureStorageKeys.signalSignedPreKey,
+        );
+      } catch (e) {
+        Log.error('Failed to migrate signal identity: $e');
+        migrationSuccess = false;
+      }
+    }
+
+    if (migrationSuccess) {
+      await UserService.update((u) {
+        u
+          ..appVersion = 113
+          ..canUseLoginTokenForAuth = false
+          // As usernames changes where not considered in the old version force users
+          // to reenter there passwords.
+          // ignore: deprecated_member_use_from_same_package
+          ..twonlySafeBackup?.encryptionKey = []
+          // ignore: deprecated_member_use_from_same_package
+          ..twonlySafeBackup?.backupId = [];
+      });
+    }
+  }
+  if (kDebugMode) {
+    assert(
+      AppState.latestAppVersionId == 113,
+      'Forgot to update the target version in runMigrations() after incrementing AppState.latestAppVersionId.',
+    );
+    assert(
+      AppState.latestAppVersionId == userService.currentUser.appVersion,
+      "Migration incomplete: currentUser.appVersion (${userService.currentUser.appVersion}) does not match AppState.latestAppVersionId (${AppState.latestAppVersionId}). Ensure the user's appVersion is updated in the migration block.",
+    );
+  }
 }
 
 Future<void> postStartupTasks() async {
@@ -185,7 +264,6 @@ Future<void> postStartupTasks() async {
   // 1. Immediate background cleanup (Non-blocking for UI)
   await twonlyDB.messagesDao.purgeMessageTable();
   unawaited(twonlyDB.receiptsDao.purgeReceivedReceipts());
-  unawaited(UserDiscoveryService.removeDeletedContacts());
   unawaited(MediaFileService.purgeTempFolder());
 
   // 2. Service initializations
@@ -193,25 +271,12 @@ Future<void> postStartupTasks() async {
   unawaited(finishStartedPreprocessing());
   unawaited(createPushAvatars());
 
-  if (userService.currentUser.userDiscoveryInitializationError) {
-    unawaited(() async {
-      try {
-        await UserDiscoveryService.initializeOrUpdate(
-          threshold: userService.currentUser.userDiscoveryThreshold,
-          sharePromotion: userService.currentUser.userDiscoverySharePromotion,
-        );
-      } catch (e) {
-        Log.error(
-          'Failed to retry UserDiscovery initialization on startup: $e',
-        );
-      }
-    }());
-  }
+  unawaited(UserDiscoveryService.verifyInitializationOnStartup());
 
   await Future.delayed(const Duration(seconds: 10));
   unawaited(initializeBackgroundTaskManager());
   // 3. Delayed tasks (Wait for app to settle)
   await Future.delayed(const Duration(minutes: 2));
-  unawaited(performTwonlySafeBackup());
+  unawaited(BackupService.makeBackup());
   unawaited(cleanLogFile());
 }

lib/src/callbacks/user_discovery.callbacks.dart

@@ -38,23 +38,31 @@ class UserDiscoveryCallbacks {
     Uint8List pubKey,
     Uint8List signature,
   ) async {
+    try {
       return Curve.verifySignature(
         IdentityKey.fromBytes(pubKey, 0).publicKey,
         inputData,
         signature,
       );
+    } catch (_) {
+      return false;
+    }
   }
 
   static Future<bool> verifyStoredPubKey(
     int contactId,
     Uint8List pubKey,
   ) async {
+    try {
       final storedPublicKey = await getPublicKeyFromContact(contactId);
       if (storedPublicKey != null) {
         return storedPublicKey.equals(pubKey);
       } else {
         return false;
       }
+    } catch (_) {
+      return false;
+    }
   }
 
   static Future<bool> setShares(List<Uint8List> shares) async {

lib/src/constants/keyvalue.keys.dart

@@ -1,4 +1,6 @@
 class KeyValueKeys {
   static const String lastPeriodicTaskExecution =
       'last_periodic_task_execution';
+  static const String currentBackupState = 'current_backup_state';
+  static const String backupRecoveryState = 'backup_recovery_state';
 }

lib/src/constants/routes.keys.dart

@@ -25,7 +25,6 @@ class Routes {
   static const String settingsAccount = '/settings/account';
   static const String settingsSubscription = '/settings/subscription';
   static const String settingsBackup = '/settings/backup';
-  static const String settingsBackupServer = '/settings/backup/server';
   static const String settingsBackupRecovery = '/settings/backup/recovery';
   static const String settingsBackupSetup = '/settings/backup/setup';
   static const String settingsAppearance = '/settings/appearance';

lib/src/constants/secure_storage.keys.dart

@@ -1,11 +1,15 @@
 class SecureStorageKeys {
+  @Deprecated('Use the secure storage in rust')
   static const String signalIdentity = 'signal_identity';
+  @Deprecated('Use the secure storage in rust')
   static const String signalSignedPreKey = 'signed_pre_key_store';
+  @Deprecated('Use the login token')
   static const String apiAuthToken = 'api_auth_token';
-  static const String googleFcm = 'google_fcm';
-  static const String userData = 'userData';
-  static const String twonlySafeLastBackupHash = 'twonly_safe_last_backup_hash';
 
+  @Deprecated('Use user.json file')
+  static const String userData = 'userData';
+
+  // Not required for backup...
   static const String receivingPushKeys = 'push_keys_receiving';
   static const String sendingPushKeys = 'push_keys_sending';
 }

lib/src/database/daos/groups.dao.dart

@@ -139,15 +139,10 @@ class GroupsDao extends DatabaseAccessor<TwonlyDB> with _$GroupsDaoMixin {
   }
 
   Future<Group?> _insertGroup(GroupsCompanion group) async {
-    try {
-      await into(groups).insert(group);
-      return await (select(
+    await into(groups).insertOnConflictUpdate(group);
+    return (select(
       groups,
-      )..where((t) => t.groupId.equals(group.groupId.value))).getSingle();
-    } catch (e) {
-      Log.error('Could not insert group: $e');
-      return null;
-    }
+    )..where((t) => t.groupId.equals(group.groupId.value))).getSingleOrNull();
   }
 
   Future<List<Contact>> getGroupContact(String groupId) async {
@@ -277,7 +272,7 @@ class GroupsDao extends DatabaseAccessor<TwonlyDB> with _$GroupsDaoMixin {
                 groups.groupId.equalsExp(groupMembers.groupId),
               ),
             ],
-          )..where(groups.isDirectChat.isNull()));
+          )..where(groups.isDirectChat.equals(false)));
       return query.map((row) => row.readTable(groupMembers)).get();
     } catch (e) {
       Log.error(e);

lib/src/database/daos/key_verification.dao.dart

@@ -6,6 +6,7 @@ import 'package:twonly/src/database/tables/contacts.table.dart';
 import 'package:twonly/src/database/tables/groups.table.dart';
 import 'package:twonly/src/database/tables/user_discovery.table.dart';
 import 'package:twonly/src/database/twonly.db.dart';
+import 'package:twonly/src/utils/log.dart';
 
 part 'key_verification.dao.g.dart';
 
@@ -89,10 +90,12 @@ class KeyVerificationDao extends DatabaseAccessor<TwonlyDB>
               ),
               innerJoin(kv, kv.contactId.equalsExp(ur.fromContactId)),
             ],
-        )..where(
+          )
+          ..where(
             ur.announcedUserId.equals(contactId) &
                 ur.publicKeyVerifiedTimestamp.isNotNull(),
-        );
+          )
+          ..groupBy([contacts.userId]);
 
     return query.watch().map((rows) {
       return rows.map((row) {
@@ -116,7 +119,8 @@ class KeyVerificationDao extends DatabaseAccessor<TwonlyDB>
       ..where(
         ur.publicKeyVerifiedTimestamp.isNotNull() &
             ur.announcedUserId.equalsExp(ur.fromContactId).not(),
-      );
+      )
+      ..groupBy([ur.announcedUserId]);
 
     final rows = await query.get();
     return rows.length;
@@ -173,6 +177,7 @@ class KeyVerificationDao extends DatabaseAccessor<TwonlyDB>
   }
 
   Future<void> addKeyVerification(int contactId, VerificationType type) async {
+    try {
       await into(keyVerifications).insertOnConflictUpdate(
         KeyVerificationsCompanion(
           contactId: Value(contactId),
@@ -185,5 +190,8 @@ class KeyVerificationDao extends DatabaseAccessor<TwonlyDB>
           publicKeyVerifiedTimestamp: clock.now().millisecondsSinceEpoch,
         );
       }
+    } catch (e) {
+      Log.error(e);
+    }
   }
 }

lib/src/database/daos/shortcuts.dao.dart

@@ -0,0 +1,79 @@
+import 'package:drift/drift.dart';
+import 'package:twonly/src/database/tables/shortcuts.table.dart';
+import 'package:twonly/src/database/twonly.db.dart';
+
+part 'shortcuts.dao.g.dart';
+
+@DriftAccessor(
+  tables: [
+    Shortcuts,
+    ShortcutMembers,
+  ],
+)
+class ShortcutsDao extends DatabaseAccessor<TwonlyDB> with _$ShortcutsDaoMixin {
+  ShortcutsDao(super.db);
+
+  Stream<List<Shortcut>> watchAllShortcuts() {
+    return select(shortcuts).watch();
+  }
+
+  Future<Shortcut?> getShortcutByEmoji(String emoji) {
+    return (select(
+      shortcuts,
+    )..where((t) => t.emoji.equals(emoji))).getSingleOrNull();
+  }
+
+  Future<void> createShortcut(String emoji) async {
+    try {
+      await into(shortcuts).insert(
+        ShortcutsCompanion.insert(emoji: emoji),
+      );
+      // ignore: empty_catches
+    } catch (e) {}
+  }
+
+  Future<void> addShortcutMembers(int shortcutId, List<String> groupIds) async {
+    await batch((b) {
+      b.insertAll(
+        shortcutMembers,
+        groupIds.map(
+          (gId) => ShortcutMembersCompanion.insert(
+            shortcutId: shortcutId,
+            groupId: gId,
+          ),
+        ),
+      );
+    });
+  }
+
+  Future<List<ShortcutMember>> getShortcutMembers(int shortcutId) {
+    return (select(
+      shortcutMembers,
+    )..where((t) => t.shortcutId.equals(shortcutId))).get();
+  }
+
+  Future<void> incrementUsage(int shortcutId) async {
+    await customStatement(
+      'UPDATE shortcuts SET usage_counter = usage_counter + 1 WHERE id = ?',
+      [shortcutId],
+    );
+    // Notify updates to trigger streams
+    notifyUpdates({TableUpdate.onTable(shortcuts, kind: UpdateKind.update)});
+  }
+
+  Future<void> updateShortcut(int shortcutId, String emoji) async {
+    await (update(shortcuts)..where((t) => t.id.equals(shortcutId))).write(
+      ShortcutsCompanion(emoji: Value(emoji)),
+    );
+  }
+
+  Future<void> deleteShortcutMembers(int shortcutId) async {
+    await (delete(
+      shortcutMembers,
+    )..where((t) => t.shortcutId.equals(shortcutId))).go();
+  }
+
+  Future<void> deleteShortcut(int shortcutId) async {
+    await (delete(shortcuts)..where((t) => t.id.equals(shortcutId))).go();
+  }
+}

lib/src/database/daos/shortcuts.dao.g.dart

@@ -0,0 +1,25 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'shortcuts.dao.dart';
+
+// ignore_for_file: type=lint
+mixin _$ShortcutsDaoMixin on DatabaseAccessor<TwonlyDB> {
+  $ShortcutsTable get shortcuts => attachedDatabase.shortcuts;
+  $GroupsTable get groups => attachedDatabase.groups;
+  $ShortcutMembersTable get shortcutMembers => attachedDatabase.shortcutMembers;
+  ShortcutsDaoManager get managers => ShortcutsDaoManager(this);
+}
+
+class ShortcutsDaoManager {
+  final _$ShortcutsDaoMixin _db;
+  ShortcutsDaoManager(this._db);
+  $$ShortcutsTableTableManager get shortcuts =>
+      $$ShortcutsTableTableManager(_db.attachedDatabase, _db.shortcuts);
+  $$GroupsTableTableManager get groups =>
+      $$GroupsTableTableManager(_db.attachedDatabase, _db.groups);
+  $$ShortcutMembersTableTableManager get shortcutMembers =>
+      $$ShortcutMembersTableTableManager(
+        _db.attachedDatabase,
+        _db.shortcutMembers,
+      );
+}

lib/src/database/signal/signal_signed_pre_key_store.dart

@@ -3,11 +3,11 @@ import 'dart:convert';
 import 'dart:typed_data';
 
 import 'package:libsignal_protocol_dart/libsignal_protocol_dart.dart';
+import 'package:twonly/core/bridge/wrapper/key_manager.dart';
 import 'package:twonly/src/constants/secure_storage.keys.dart';
 import 'package:twonly/src/utils/secure_storage.dart';
 
-class SignalSignedPreKeyStore extends SignedPreKeyStore {
-  Future<HashMap<int, Uint8List>> getStore() async {
+Future<HashMap<int, Uint8List>> getSignalSignedPreKeyStoreOld() async {
   final storeSerialized = await SecureStorage.instance.read(
     key: SecureStorageKeys.signalSignedPreKey,
   );
@@ -23,32 +23,23 @@ class SignalSignedPreKeyStore extends SignedPreKeyStore {
   return store;
 }
 
-  Future<void> safeStore(HashMap<int, Uint8List> store) async {
-    final storeHashMap = <List<dynamic>>[];
-    for (final item in store.entries) {
-      storeHashMap.add([item.key, base64Encode(item.value)]);
-    }
-    final storeSerialized = json.encode(storeHashMap);
-    await SecureStorage.instance.write(
-      key: SecureStorageKeys.signalSignedPreKey,
-      value: storeSerialized,
-    );
-  }
-
+class SignalSignedPreKeyStore extends SignedPreKeyStore {
   @override
   Future<SignedPreKeyRecord> loadSignedPreKey(int signedPreKeyId) async {
-    final store = await getStore();
-    if (!store.containsKey(signedPreKeyId)) {
+    final store = await RustKeyManager.loadSignedPrekey(
+      signedPreKeyId: signedPreKeyId,
+    );
+    if (store == null) {
       throw InvalidKeyIdException(
         'No such signed prekey record! $signedPreKeyId',
       );
     }
-    return SignedPreKeyRecord.fromSerialized(store[signedPreKeyId]!);
+    return SignedPreKeyRecord.fromSerialized(store);
   }
 
   @override
   Future<List<SignedPreKeyRecord>> loadSignedPreKeys() async {
-    final store = await getStore();
+    final store = await RustKeyManager.loadSignedPrekeys();
     final results = <SignedPreKeyRecord>[];
     for (final serialized in store.values) {
       results.add(SignedPreKeyRecord.fromSerialized(serialized));
@@ -61,19 +52,21 @@ class SignalSignedPreKeyStore extends SignedPreKeyStore {
     int signedPreKeyId,
     SignedPreKeyRecord record,
   ) async {
-    final store = await getStore();
-    store[signedPreKeyId] = record.serialize();
-    await safeStore(store);
+    await RustKeyManager.storeSignedPrekey(
+      signedPreKeyId: signedPreKeyId,
+      record: record.serialize(),
+    );
   }
 
   @override
   Future<bool> containsSignedPreKey(int signedPreKeyId) async =>
-      (await getStore()).containsKey(signedPreKeyId);
+      await RustKeyManager.loadSignedPrekey(
+        signedPreKeyId: signedPreKeyId,
+      ) !=
+      null;
 
   @override
   Future<void> removeSignedPreKey(int signedPreKeyId) async {
-    final store = await getStore();
-    store.remove(signedPreKeyId);
-    await safeStore(store);
+    await RustKeyManager.removeSignedPrekey(signedPreKeyId: signedPreKeyId);
   }
 }

lib/src/database/tables/shortcuts.table.dart

@@ -0,0 +1,26 @@
+import 'package:drift/drift.dart';
+import 'package:twonly/src/database/tables/groups.table.dart';
+
+@DataClassName('Shortcut')
+class Shortcuts extends Table {
+  IntColumn get id => integer().autoIncrement()();
+  TextColumn get emoji => text().unique()();
+  IntColumn get usageCounter => integer().withDefault(const Constant(0))();
+}
+
+@DataClassName('ShortcutMember')
+class ShortcutMembers extends Table {
+  IntColumn get shortcutId => integer().references(
+    Shortcuts,
+    #id,
+    onDelete: KeyAction.cascade,
+  )();
+  TextColumn get groupId => text().references(
+    Groups,
+    #groupId,
+    onDelete: KeyAction.cascade,
+  )();
+
+  @override
+  Set<Column> get primaryKey => {shortcutId, groupId};
+}

lib/src/database/twonly.db.dart

@@ -10,6 +10,7 @@ import 'package:twonly/src/database/daos/mediafiles.dao.dart';
 import 'package:twonly/src/database/daos/messages.dao.dart';
 import 'package:twonly/src/database/daos/reactions.dao.dart';
 import 'package:twonly/src/database/daos/receipts.dao.dart';
+import 'package:twonly/src/database/daos/shortcuts.dao.dart';
 import 'package:twonly/src/database/daos/user_discovery.dao.dart';
 import 'package:twonly/src/database/tables/contacts.table.dart';
 import 'package:twonly/src/database/tables/groups.table.dart';
@@ -17,6 +18,7 @@ import 'package:twonly/src/database/tables/mediafiles.table.dart';
 import 'package:twonly/src/database/tables/messages.table.dart';
 import 'package:twonly/src/database/tables/reactions.table.dart';
 import 'package:twonly/src/database/tables/receipts.table.dart';
+import 'package:twonly/src/database/tables/shortcuts.table.dart';
 import 'package:twonly/src/database/tables/signal_identity_key_store.table.dart';
 import 'package:twonly/src/database/tables/signal_pre_key_store.table.dart';
 import 'package:twonly/src/database/tables/signal_sender_key_store.table.dart';
@@ -52,6 +54,8 @@ part 'twonly.db.g.dart';
     UserDiscoveryOtherPromotions,
     UserDiscoveryOwnPromotions,
     UserDiscoveryShares,
+    Shortcuts,
+    ShortcutMembers,
   ],
   daos: [
     MessagesDao,
@@ -62,6 +66,7 @@ part 'twonly.db.g.dart';
     MediaFilesDao,
     UserDiscoveryDao,
     KeyVerificationDao,
+    ShortcutsDao,
   ],
 )
 class TwonlyDB extends _$TwonlyDB {
@@ -74,7 +79,7 @@ class TwonlyDB extends _$TwonlyDB {
   TwonlyDB.forTesting(DatabaseConnection super.connection);
 
   @override
-  int get schemaVersion => 12;
+  int get schemaVersion => 13;
 
   static QueryExecutor _openConnection() {
     return driftDatabase(
@@ -186,6 +191,10 @@ class TwonlyDB extends _$TwonlyDB {
               await m.addColumn(schema.contacts, column);
             }
           },
+          from12To13: (m, schema) async {
+            await m.createTable(schema.shortcuts);
+            await m.createTable(schema.shortcutMembers);
+          },
         )(m, from, to);
       },
     );

lib/src/database/twonly.db.steps.dart

@@ -6582,6 +6582,480 @@ i1.GeneratedColumn<i2.Uint8List> _column_235(String aliasedName) =>
       type: i1.DriftSqlType.blob,
       $customConstraints: 'NOT NULL',
     );
+
+final class Schema13 extends i0.VersionedSchema {
+  Schema13({required super.database}) : super(version: 13);
+  @override
+  late final List<i1.DatabaseSchemaEntity> entities = [
+    contacts,
+    groups,
+    mediaFiles,
+    messages,
+    messageHistories,
+    reactions,
+    groupMembers,
+    receipts,
+    receivedReceipts,
+    signalIdentityKeyStores,
+    signalPreKeyStores,
+    signalSenderKeyStores,
+    signalSessionStores,
+    messageActions,
+    groupHistories,
+    keyVerifications,
+    verificationTokens,
+    userDiscoveryAnnouncedUsers,
+    userDiscoveryUserRelations,
+    userDiscoveryOtherPromotions,
+    userDiscoveryOwnPromotions,
+    userDiscoveryShares,
+    shortcuts,
+    shortcutMembers,
+  ];
+  late final Shape39 contacts = Shape39(
+    source: i0.VersionedTable(
+      entityName: 'contacts',
+      withoutRowId: false,
+      isStrict: false,
+      tableConstraints: ['PRIMARY KEY(user_id)'],
+      columns: [
+        _column_106,
+        _column_107,
+        _column_108,
+        _column_109,
+        _column_110,
+        _column_111,
+        _column_112,
+        _column_113,
+        _column_114,
+        _column_115,
+        _column_116,
+        _column_117,
+        _column_118,
+        _column_211,
+        _column_212,
+        _column_213,
+        _column_214,
+        _column_215,
+      ],
+      attachedDatabase: database,
+    ),
+    alias: null,
+  );
+  late final Shape23 groups = Shape23(
+    source: i0.VersionedTable(
+      entityName: 'groups',
+      withoutRowId: false,
+      isStrict: false,
+      tableConstraints: ['PRIMARY KEY(group_id)'],
+      columns: [
+        _column_119,
+        _column_120,
+        _column_121,
+        _column_122,
+        _column_123,
+        _column_124,
+        _column_125,
+        _column_126,
+        _column_127,
+        _column_128,
+        _column_129,
+        _column_130,
+        _column_131,
+        _column_132,
+        _column_133,
+        _column_134,
+        _column_118,
+        _column_135,
+        _column_136,
+        _column_137,
+        _column_138,
+        _column_139,
+        _column_140,
+        _column_141,
+        _column_142,
+      ],
+      attachedDatabase: database,
+    ),
+    alias: null,
+  );
+  late final Shape36 mediaFiles = Shape36(
+    source: i0.VersionedTable(
+      entityName: 'media_files',
+      withoutRowId: false,
+      isStrict: false,
+      tableConstraints: ['PRIMARY KEY(media_id)'],
+      columns: [
+        _column_143,
+        _column_144,
+        _column_145,
+        _column_146,
+        _column_147,
+        _column_148,
+        _column_149,
+        _column_207,
+        _column_150,
+        _column_151,
+        _column_152,
+        _column_153,
+        _column_154,
+        _column_155,
+        _column_156,
+        _column_157,
+        _column_118,
+      ],
+      attachedDatabase: database,
+    ),
+    alias: null,
+  );
+  late final Shape25 messages = Shape25(
+    source: i0.VersionedTable(
+      entityName: 'messages',
+      withoutRowId: false,
+      isStrict: false,
+      tableConstraints: ['PRIMARY KEY(message_id)'],
+      columns: [
+        _column_158,
+        _column_159,
+        _column_160,
+        _column_144,
+        _column_161,
+        _column_162,
+        _column_163,
+        _column_164,
+        _column_165,
+        _column_153,
+        _column_166,
+        _column_167,
+        _column_168,
+        _column_169,
+        _column_118,
+        _column_170,
+        _column_171,
+        _column_172,
+      ],
+      attachedDatabase: database,
+    ),
+    alias: null,
+  );
+  late final Shape26 messageHistories = Shape26(
+    source: i0.VersionedTable(
+      entityName: 'message_histories',
+      withoutRowId: false,
+      isStrict: false,
+      tableConstraints: [],
+      columns: [
+        _column_173,
+        _column_174,
+        _column_175,
+        _column_161,
+        _column_118,
+      ],
+      attachedDatabase: database,
+    ),
+    alias: null,
+  );
+  late final Shape27 reactions = Shape27(
+    source: i0.VersionedTable(
+      entityName: 'reactions',
+      withoutRowId: false,
+      isStrict: false,
+      tableConstraints: ['PRIMARY KEY(message_id, sender_id, emoji)'],
+      columns: [_column_174, _column_176, _column_177, _column_118],
+      attachedDatabase: database,
+    ),
+    alias: null,
+  );
+  late final Shape38 groupMembers = Shape38(
+    source: i0.VersionedTable(
+      entityName: 'group_members',
+      withoutRowId: false,
+      isStrict: false,
+      tableConstraints: ['PRIMARY KEY(group_id, contact_id)'],
+      columns: [
+        _column_158,
+        _column_178,
+        _column_179,
+        _column_180,
+        _column_209,
+        _column_210,
+        _column_181,
+        _column_118,
+      ],
+      attachedDatabase: database,
+    ),
+    alias: null,
+  );
+  late final Shape37 receipts = Shape37(
+    source: i0.VersionedTable(
+      entityName: 'receipts',
+      withoutRowId: false,
+      isStrict: false,
+      tableConstraints: ['PRIMARY KEY(receipt_id)'],
+      columns: [
+        _column_182,
+        _column_183,
+        _column_184,
+        _column_185,
+        _column_186,
+        _column_208,
+        _column_187,
+        _column_188,
+        _column_189,
+        _column_190,
+        _column_191,
+        _column_118,
+      ],
+      attachedDatabase: database,
+    ),
+    alias: null,
+  );
+  late final Shape30 receivedReceipts = Shape30(
+    source: i0.VersionedTable(
+      entityName: 'received_receipts',
+      withoutRowId: false,
+      isStrict: false,
+      tableConstraints: ['PRIMARY KEY(receipt_id)'],
+      columns: [_column_182, _column_118],
+      attachedDatabase: database,
+    ),
+    alias: null,
+  );
+  late final Shape31 signalIdentityKeyStores = Shape31(
+    source: i0.VersionedTable(
+      entityName: 'signal_identity_key_stores',
+      withoutRowId: false,
+      isStrict: false,
+      tableConstraints: ['PRIMARY KEY(device_id, name)'],
+      columns: [_column_192, _column_193, _column_194, _column_118],
+      attachedDatabase: database,
+    ),
+    alias: null,
+  );
+  late final Shape32 signalPreKeyStores = Shape32(
+    source: i0.VersionedTable(
+      entityName: 'signal_pre_key_stores',
+      withoutRowId: false,
+      isStrict: false,
+      tableConstraints: ['PRIMARY KEY(pre_key_id)'],
+      columns: [_column_195, _column_196, _column_118],
+      attachedDatabase: database,
+    ),
+    alias: null,
+  );
+  late final Shape11 signalSenderKeyStores = Shape11(
+    source: i0.VersionedTable(
+      entityName: 'signal_sender_key_stores',
+      withoutRowId: false,
+      isStrict: false,
+      tableConstraints: ['PRIMARY KEY(sender_key_name)'],
+      columns: [_column_197, _column_198],
+      attachedDatabase: database,
+    ),
+    alias: null,
+  );
+  late final Shape33 signalSessionStores = Shape33(
+    source: i0.VersionedTable(
+      entityName: 'signal_session_stores',
+      withoutRowId: false,
+      isStrict: false,
+      tableConstraints: ['PRIMARY KEY(device_id, name)'],
+      columns: [_column_192, _column_193, _column_199, _column_118],
+      attachedDatabase: database,
+    ),
+    alias: null,
+  );
+  late final Shape34 messageActions = Shape34(
+    source: i0.VersionedTable(
+      entityName: 'message_actions',
+      withoutRowId: false,
+      isStrict: false,
+      tableConstraints: ['PRIMARY KEY(message_id, contact_id, type)'],
+      columns: [_column_174, _column_183, _column_144, _column_200],
+      attachedDatabase: database,
+    ),
+    alias: null,
+  );
+  late final Shape35 groupHistories = Shape35(
+    source: i0.VersionedTable(
+      entityName: 'group_histories',
+      withoutRowId: false,
+      isStrict: false,
+      tableConstraints: ['PRIMARY KEY(group_history_id)'],
+      columns: [
+        _column_201,
+        _column_158,
+        _column_202,
+        _column_203,
+        _column_204,
+        _column_205,
+        _column_206,
+        _column_144,
+        _column_200,
+      ],
+      attachedDatabase: database,
+    ),
+    alias: null,
+  );
+  late final Shape40 keyVerifications = Shape40(
+    source: i0.VersionedTable(
+      entityName: 'key_verifications',
+      withoutRowId: false,
+      isStrict: false,
+      tableConstraints: [],
+      columns: [_column_216, _column_183, _column_144, _column_118],
+      attachedDatabase: database,
+    ),
+    alias: null,
+  );
+  late final Shape41 verificationTokens = Shape41(
+    source: i0.VersionedTable(
+      entityName: 'verification_tokens',
+      withoutRowId: false,
+      isStrict: false,
+      tableConstraints: [],
+      columns: [_column_217, _column_218, _column_118],
+      attachedDatabase: database,
+    ),
+    alias: null,
+  );
+  late final Shape42 userDiscoveryAnnouncedUsers = Shape42(
+    source: i0.VersionedTable(
+      entityName: 'user_discovery_announced_users',
+      withoutRowId: false,
+      isStrict: false,
+      tableConstraints: ['PRIMARY KEY(announced_user_id)'],
+      columns: [
+        _column_219,
+        _column_220,
+        _column_221,
+        _column_222,
+        _column_223,
+        _column_224,
+      ],
+      attachedDatabase: database,
+    ),
+    alias: null,
+  );
+  late final Shape43 userDiscoveryUserRelations = Shape43(
+    source: i0.VersionedTable(
+      entityName: 'user_discovery_user_relations',
+      withoutRowId: false,
+      isStrict: false,
+      tableConstraints: ['PRIMARY KEY(announced_user_id, from_contact_id)'],
+      columns: [_column_225, _column_226, _column_227],
+      attachedDatabase: database,
+    ),
+    alias: null,
+  );
+  late final Shape44 userDiscoveryOtherPromotions = Shape44(
+    source: i0.VersionedTable(
+      entityName: 'user_discovery_other_promotions',
+      withoutRowId: false,
+      isStrict: false,
+      tableConstraints: ['PRIMARY KEY(from_contact_id, public_id)'],
+      columns: [
+        _column_226,
+        _column_228,
+        _column_229,
+        _column_230,
+        _column_231,
+        _column_227,
+      ],
+      attachedDatabase: database,
+    ),
+    alias: null,
+  );
+  late final Shape45 userDiscoveryOwnPromotions = Shape45(
+    source: i0.VersionedTable(
+      entityName: 'user_discovery_own_promotions',
+      withoutRowId: false,
+      isStrict: false,
+      tableConstraints: [],
+      columns: [_column_232, _column_183, _column_233],
+      attachedDatabase: database,
+    ),
+    alias: null,
+  );
+  late final Shape46 userDiscoveryShares = Shape46(
+    source: i0.VersionedTable(
+      entityName: 'user_discovery_shares',
+      withoutRowId: false,
+      isStrict: false,
+      tableConstraints: [],
+      columns: [_column_234, _column_235, _column_175],
+      attachedDatabase: database,
+    ),
+    alias: null,
+  );
+  late final Shape47 shortcuts = Shape47(
+    source: i0.VersionedTable(
+      entityName: 'shortcuts',
+      withoutRowId: false,
+      isStrict: false,
+      tableConstraints: [],
+      columns: [_column_173, _column_236, _column_237],
+      attachedDatabase: database,
+    ),
+    alias: null,
+  );
+  late final Shape48 shortcutMembers = Shape48(
+    source: i0.VersionedTable(
+      entityName: 'shortcut_members',
+      withoutRowId: false,
+      isStrict: false,
+      tableConstraints: ['PRIMARY KEY(shortcut_id, group_id)'],
+      columns: [_column_238, _column_158],
+      attachedDatabase: database,
+    ),
+    alias: null,
+  );
+}
+
+class Shape47 extends i0.VersionedTable {
+  Shape47({required super.source, required super.alias}) : super.aliased();
+  i1.GeneratedColumn<int> get id =>
+      columnsByName['id']! as i1.GeneratedColumn<int>;
+  i1.GeneratedColumn<String> get emoji =>
+      columnsByName['emoji']! as i1.GeneratedColumn<String>;
+  i1.GeneratedColumn<int> get usageCounter =>
+      columnsByName['usage_counter']! as i1.GeneratedColumn<int>;
+}
+
+i1.GeneratedColumn<String> _column_236(String aliasedName) =>
+    i1.GeneratedColumn<String>(
+      'emoji',
+      aliasedName,
+      false,
+      type: i1.DriftSqlType.string,
+      $customConstraints: 'NOT NULL UNIQUE',
+    );
+i1.GeneratedColumn<int> _column_237(String aliasedName) =>
+    i1.GeneratedColumn<int>(
+      'usage_counter',
+      aliasedName,
+      false,
+      type: i1.DriftSqlType.int,
+      $customConstraints: 'NOT NULL DEFAULT 0',
+      defaultValue: const i1.CustomExpression('0'),
+    );
+
+class Shape48 extends i0.VersionedTable {
+  Shape48({required super.source, required super.alias}) : super.aliased();
+  i1.GeneratedColumn<int> get shortcutId =>
+      columnsByName['shortcut_id']! as i1.GeneratedColumn<int>;
+  i1.GeneratedColumn<String> get groupId =>
+      columnsByName['group_id']! as i1.GeneratedColumn<String>;
+}
+
+i1.GeneratedColumn<int> _column_238(String aliasedName) =>
+    i1.GeneratedColumn<int>(
+      'shortcut_id',
+      aliasedName,
+      false,
+      type: i1.DriftSqlType.int,
+      $customConstraints: 'NOT NULL REFERENCES shortcuts(id)ON DELETE CASCADE',
+    );
 i0.MigrationStepWithVersion migrationSteps({
   required Future<void> Function(i1.Migrator m, Schema2 schema) from1To2,
   required Future<void> Function(i1.Migrator m, Schema3 schema) from2To3,
@@ -6594,6 +7068,7 @@ i0.MigrationStepWithVersion migrationSteps({
   required Future<void> Function(i1.Migrator m, Schema10 schema) from9To10,
   required Future<void> Function(i1.Migrator m, Schema11 schema) from10To11,
   required Future<void> Function(i1.Migrator m, Schema12 schema) from11To12,
+  required Future<void> Function(i1.Migrator m, Schema13 schema) from12To13,
 }) {
   return (currentVersion, database) async {
     switch (currentVersion) {
@@ -6652,6 +7127,11 @@ i0.MigrationStepWithVersion migrationSteps({
         final migrator = i1.Migrator(database, schema);
         await from11To12(migrator, schema);
         return 12;
+      case 12:
+        final schema = Schema13(database: database);
+        final migrator = i1.Migrator(database, schema);
+        await from12To13(migrator, schema);
+        return 13;
       default:
         throw ArgumentError.value('Unknown migration from $currentVersion');
     }
@@ -6670,6 +7150,7 @@ i1.OnUpgrade stepByStep({
   required Future<void> Function(i1.Migrator m, Schema10 schema) from9To10,
   required Future<void> Function(i1.Migrator m, Schema11 schema) from10To11,
   required Future<void> Function(i1.Migrator m, Schema12 schema) from11To12,
+  required Future<void> Function(i1.Migrator m, Schema13 schema) from12To13,
 }) => i0.VersionedSchema.stepByStepHelper(
   step: migrationSteps(
     from1To2: from1To2,
@@ -6683,5 +7164,6 @@ i1.OnUpgrade stepByStep({
     from9To10: from9To10,
     from10To11: from10To11,
     from11To12: from11To12,
+    from12To13: from12To13,
   ),
 );

lib/src/localization/generated/app_localizations.dart

@@ -596,6 +596,18 @@ abstract class AppLocalizations {
   /// **'Notification'**
   String get settingsNotification;
 
+  /// No description provided for @settingsNotifyPermission.
+  ///
+  /// In en, this message translates to:
+  /// **'Notification permissions'**
+  String get settingsNotifyPermission;
+
+  /// No description provided for @settingsNotifyPermissionDesc.
+  ///
+  /// In en, this message translates to:
+  /// **'Open system settings to allow push notifications.'**
+  String get settingsNotifyPermissionDesc;
+
   /// No description provided for @settingsNotifyTroubleshooting.
   ///
   /// In en, this message translates to:
@@ -1286,18 +1298,6 @@ abstract class AppLocalizations {
   /// **'Open'**
   String get open;
 
-  /// No description provided for @createVoucher.
-  ///
-  /// In en, this message translates to:
-  /// **'Buy voucher'**
-  String get createVoucher;
-
-  /// No description provided for @redeemVoucher.
-  ///
-  /// In en, this message translates to:
-  /// **'Redeem voucher'**
-  String get redeemVoucher;
-
   /// No description provided for @buy.
   ///
   /// In en, this message translates to:
@@ -1412,23 +1412,17 @@ abstract class AppLocalizations {
   /// **'Due to twonly\'s security system, there is (currently) no password recovery function. Therefore, you must remember your password or, better yet, write it down.'**
   String get backupNoPasswordRecovery;
 
-  /// No description provided for @backupServer.
+  /// No description provided for @backupIdentityHeader.
   ///
   /// In en, this message translates to:
-  /// **'Server'**
-  String get backupServer;
+  /// **'Identity'**
+  String get backupIdentityHeader;
 
-  /// No description provided for @backupMaxBackupSize.
+  /// No description provided for @backupArchiveHeader.
   ///
   /// In en, this message translates to:
-  /// **'max. backup size'**
-  String get backupMaxBackupSize;
-
-  /// No description provided for @backupStorageRetention.
-  ///
-  /// In en, this message translates to:
-  /// **'Storage retention'**
-  String get backupStorageRetention;
+  /// **'Contacts, Settings and Messages'**
+  String get backupArchiveHeader;
 
   /// No description provided for @backupLastBackupDate.
   ///
@@ -1448,12 +1442,6 @@ abstract class AppLocalizations {
   /// **'Result'**
   String get backupLastBackupResult;
 
-  /// No description provided for @backupData.
-  ///
-  /// In en, this message translates to:
-  /// **'Data-Backup'**
-  String get backupData;
-
   /// No description provided for @backupInsecurePassword.
   ///
   /// In en, this message translates to:
@@ -1511,39 +1499,15 @@ abstract class AppLocalizations {
   /// No description provided for @backupPasswordRequirement.
   ///
   /// In en, this message translates to:
-  /// **'Password must be at least 8 characters long.'**
+  /// **'Password must be at least 10 characters long.'**
   String get backupPasswordRequirement;
 
-  /// No description provided for @backupExpertSettings.
-  ///
-  /// In en, this message translates to:
-  /// **'Expert settings'**
-  String get backupExpertSettings;
-
   /// No description provided for @backupEnableBackup.
   ///
   /// In en, this message translates to:
   /// **'Activate automatic backup'**
   String get backupEnableBackup;
 
-  /// No description provided for @backupOwnServerDesc.
-  ///
-  /// In en, this message translates to:
-  /// **'Save your twonly Backup at twonly or on any server of your choice.'**
-  String get backupOwnServerDesc;
-
-  /// No description provided for @backupUseOwnServer.
-  ///
-  /// In en, this message translates to:
-  /// **'Use server'**
-  String get backupUseOwnServer;
-
-  /// No description provided for @backupResetServer.
-  ///
-  /// In en, this message translates to:
-  /// **'Use standard server'**
-  String get backupResetServer;
-
   /// No description provided for @backupTwonlySaveNow.
   ///
   /// In en, this message translates to:
@@ -2330,12 +2294,6 @@ abstract class AppLocalizations {
   /// **'Open your own QR code'**
   String get openYourOwnQRcode;
 
-  /// No description provided for @skipForNow.
-  ///
-  /// In en, this message translates to:
-  /// **'Skip for now'**
-  String get skipForNow;
-
   /// No description provided for @finishSetupCardTitle.
   ///
   /// In en, this message translates to:
@@ -2354,6 +2312,24 @@ abstract class AppLocalizations {
   /// **'Resume Setup'**
   String get finishSetupCardAction;
 
+  /// No description provided for @missingBackupCardTitle.
+  ///
+  /// In en, this message translates to:
+  /// **'Setup backup'**
+  String get missingBackupCardTitle;
+
+  /// No description provided for @missingBackupCardDesc.
+  ///
+  /// In en, this message translates to:
+  /// **'We have improved the backup mechanism, which requires you to set it up again.'**
+  String get missingBackupCardDesc;
+
+  /// No description provided for @missingBackupCardAction.
+  ///
+  /// In en, this message translates to:
+  /// **'Set up now'**
+  String get missingBackupCardAction;
+
   /// No description provided for @onboardingFinishLater.
   ///
   /// In en, this message translates to:
@@ -3061,6 +3037,126 @@ abstract class AppLocalizations {
   /// In en, this message translates to:
   /// **'{maker} changed their display name from {oldName} to {newName}.'**
   String makerChangedDisplayName(Object maker, Object oldName, Object newName);
+
+  /// No description provided for @recoverErrorNoInternet.
+  ///
+  /// In en, this message translates to:
+  /// **'No internet connection. Please check your network and try again.'**
+  String get recoverErrorNoInternet;
+
+  /// No description provided for @recoverErrorUsernameNotValid.
+  ///
+  /// In en, this message translates to:
+  /// **'The username provided is not valid or does not exist.'**
+  String get recoverErrorUsernameNotValid;
+
+  /// No description provided for @recoverErrorPasswordInvalid.
+  ///
+  /// In en, this message translates to:
+  /// **'The password provided is incorrect.'**
+  String get recoverErrorPasswordInvalid;
+
+  /// No description provided for @recoverErrorTryAgainLater.
+  ///
+  /// In en, this message translates to:
+  /// **'The server is currently unavailable. Please try again later.'**
+  String get recoverErrorTryAgainLater;
+
+  /// No description provided for @recoverErrorUnknown.
+  ///
+  /// In en, this message translates to:
+  /// **'An unknown error occurred. Please try again.'**
+  String get recoverErrorUnknown;
+
+  /// No description provided for @recoverSuccessTitle.
+  ///
+  /// In en, this message translates to:
+  /// **'Backup successfully recovered.'**
+  String get recoverSuccessTitle;
+
+  /// No description provided for @recoverSuccessBody.
+  ///
+  /// In en, this message translates to:
+  /// **'Click here to open the app again'**
+  String get recoverSuccessBody;
+
+  /// No description provided for @iosRecoveryWelcomeBack.
+  ///
+  /// In en, this message translates to:
+  /// **'Welcome Back'**
+  String get iosRecoveryWelcomeBack;
+
+  /// No description provided for @iosRecoveryPrompt.
+  ///
+  /// In en, this message translates to:
+  /// **'We detected a previously secured twonly identity on this device. Would you like to automatically download and restore your contacts, messages, and settings from your cloud archive?'**
+  String get iosRecoveryPrompt;
+
+  /// No description provided for @iosRecoveryNoBackupFound.
+  ///
+  /// In en, this message translates to:
+  /// **'No backup archive could be retrieved from the server for this device.\n\nError: {error}\n\nPlease proceed to register a new twonly account.'**
+  String iosRecoveryNoBackupFound(Object error);
+
+  /// No description provided for @registerNewAccount.
+  ///
+  /// In en, this message translates to:
+  /// **'Register New Account'**
+  String get registerNewAccount;
+
+  /// No description provided for @tryRestoreAgain.
+  ///
+  /// In en, this message translates to:
+  /// **'Try Restore Again'**
+  String get tryRestoreAgain;
+
+  /// No description provided for @registeringNewAccount.
+  ///
+  /// In en, this message translates to:
+  /// **'Registering new account'**
+  String get registeringNewAccount;
+
+  /// No description provided for @createShortcut.
+  ///
+  /// In en, this message translates to:
+  /// **'Create shortcut'**
+  String get createShortcut;
+
+  /// No description provided for @editShortcut.
+  ///
+  /// In en, this message translates to:
+  /// **'Edit shortcut'**
+  String get editShortcut;
+
+  /// No description provided for @deleteShortcut.
+  ///
+  /// In en, this message translates to:
+  /// **'Delete shortcut'**
+  String get deleteShortcut;
+
+  /// No description provided for @deleteShortcutBody.
+  ///
+  /// In en, this message translates to:
+  /// **'Are you sure you want to delete this shortcut?'**
+  String get deleteShortcutBody;
+
+  /// No description provided for @updateShortcut.
+  ///
+  /// In en, this message translates to:
+  /// **'Update shortcut'**
+  String get updateShortcut;
+
+  /// No description provided for @selectEmoji.
+  ///
+  /// In en, this message translates to:
+  /// **'Select Emoji'**
+  String get selectEmoji;
+
+  /// No description provided for @errorEmojiUsedOrInvalid.
+  ///
+  /// In en, this message translates to:
+  /// **'Emoji already used or invalid'**
+  String get errorEmojiUsedOrInvalid;
 }
 
 class _AppLocalizationsDelegate

lib/src/localization/generated/app_localizations_de.dart

@@ -277,6 +277,13 @@ class AppLocalizationsDe extends AppLocalizations {
   @override
   String get settingsNotification => 'Benachrichtigung';
 
+  @override
+  String get settingsNotifyPermission => 'Benachrichtigungsberechtigung';
+
+  @override
+  String get settingsNotifyPermissionDesc =>
+      'Systemeinstellungen öffnen, um Push-Benachrichtigungen zu erlauben.';
+
   @override
   String get settingsNotifyTroubleshooting => 'Fehlersuche';
 
@@ -658,12 +665,6 @@ class AppLocalizationsDe extends AppLocalizations {
   @override
   String get open => 'Offene';
 
-  @override
-  String get createVoucher => 'Gutschein kaufen';
-
-  @override
-  String get redeemVoucher => 'Gutschein einlösen';
-
   @override
   String get buy => 'Kaufen';
 
@@ -725,13 +726,10 @@ class AppLocalizationsDe extends AppLocalizations {
       'Aufgrund des Sicherheitssystems von twonly gibt es (derzeit) keine Funktion zur Wiederherstellung des Passworts. Daher musst du dir dein Passwort merken oder, besser noch, aufschreiben.';
 
   @override
-  String get backupServer => 'Server';
+  String get backupIdentityHeader => 'Identität';
 
   @override
-  String get backupMaxBackupSize => 'max. Backup-Größe';
-
-  @override
-  String get backupStorageRetention => 'Speicheraufbewahrung';
+  String get backupArchiveHeader => 'Kontakte, Einstellungen und Nachrichten';
 
   @override
   String get backupLastBackupDate => 'Letztes Backup';
@@ -742,9 +740,6 @@ class AppLocalizationsDe extends AppLocalizations {
   @override
   String get backupLastBackupResult => 'Ergebnis';
 
-  @override
-  String get backupData => 'Daten-Backup';
-
   @override
   String get backupInsecurePassword => 'Unsicheres Passwort';
 
@@ -777,24 +772,11 @@ class AppLocalizationsDe extends AppLocalizations {
 
   @override
   String get backupPasswordRequirement =>
-      'Das Passwort muss mindestens 8 Zeichen lang sein.';
-
-  @override
-  String get backupExpertSettings => 'Experteneinstellungen';
+      'Das Passwort muss mindestens 10 Zeichen lang sein.';
 
   @override
   String get backupEnableBackup => 'Automatische Sicherung aktivieren';
 
-  @override
-  String get backupOwnServerDesc =>
-      'Speichere dein twonly Backup auf einem Server deiner Wahl.';
-
-  @override
-  String get backupUseOwnServer => 'Server verwenden';
-
-  @override
-  String get backupResetServer => 'Standardserver verwenden';
-
   @override
   String get backupTwonlySaveNow => 'Jetzt speichern';
 
@@ -1271,9 +1253,6 @@ class AppLocalizationsDe extends AppLocalizations {
   @override
   String get openYourOwnQRcode => 'Eigenen QR-Code öffnen';
 
-  @override
-  String get skipForNow => 'Vorerst überspringen';
-
   @override
   String get finishSetupCardTitle => 'Profil vervollständigen';
 
@@ -1284,6 +1263,16 @@ class AppLocalizationsDe extends AppLocalizations {
   @override
   String get finishSetupCardAction => 'Setup fortsetzen';
 
+  @override
+  String get missingBackupCardTitle => 'Backup einrichten';
+
+  @override
+  String get missingBackupCardDesc =>
+      'Wir haben den Backup-Mechanismus verbessert, weshalb du ihn erneut einrichten musst.';
+
+  @override
+  String get missingBackupCardAction => 'Jetzt einrichten';
+
   @override
   String get onboardingFinishLater => 'Später abschließen';
 
@@ -1714,11 +1703,81 @@ class AppLocalizationsDe extends AppLocalizations {
 
   @override
   String makerChangedUsername(Object maker, Object oldName, Object newName) {
-    return '$maker hat seinen Benutzernamen von $oldName zu $newName geändert.';
+    return '$maker hat den Benutzernamen von $oldName zu $newName geändert.';
   }
 
   @override
   String makerChangedDisplayName(Object maker, Object oldName, Object newName) {
-    return '$maker hat seinen Anzeigenamen von $oldName zu $newName geändert.';
+    return '$maker hat den Anzeigenamen von $oldName zu $newName geändert.';
   }
+
+  @override
+  String get recoverErrorNoInternet =>
+      'Keine Internetverbindung. Bitte überprüfe deine Netzwerkverbindung und versuche es erneut.';
+
+  @override
+  String get recoverErrorUsernameNotValid =>
+      'Der eingegebene Benutzername ist ungültig oder existiert nicht.';
+
+  @override
+  String get recoverErrorPasswordInvalid =>
+      'Das eingegebene Passwort ist falsch.';
+
+  @override
+  String get recoverErrorTryAgainLater =>
+      'Der Server ist derzeit nicht erreichbar. Bitte versuche es später erneut.';
+
+  @override
+  String get recoverErrorUnknown =>
+      'Ein unbekannter Fehler ist aufgetreten. Bitte versuche es erneut.';
+
+  @override
+  String get recoverSuccessTitle => 'Backup erfolgreich wiederhergestellt.';
+
+  @override
+  String get recoverSuccessBody => 'Klicke hier, um die App wieder zu öffnen';
+
+  @override
+  String get iosRecoveryWelcomeBack => 'Willkommen zurück';
+
+  @override
+  String get iosRecoveryPrompt =>
+      'Wir haben eine zuvor gesicherte twonly-Identität auf diesem Gerät erkannt. Möchtest du deine Kontakte, Nachrichten und Einstellungen automatisch aus deinem Cloud-Archiv herunterladen und wiederherstellen?';
+
+  @override
+  String iosRecoveryNoBackupFound(Object error) {
+    return 'Für dieses Gerät konnte kein Backup-Archiv vom Server abgerufen werden.\n\nFehler: $error\n\nBitte fahre mit der Registrierung eines neuen twonly-Kontos fort.';
+  }
+
+  @override
+  String get registerNewAccount => 'Neues Konto registrieren';
+
+  @override
+  String get tryRestoreAgain => 'Wiederherstellung erneut versuchen';
+
+  @override
+  String get registeringNewAccount => 'Neues Konto wird registriert';
+
+  @override
+  String get createShortcut => 'Shortcut erstellen';
+
+  @override
+  String get editShortcut => 'Shortcut bearbeiten';
+
+  @override
+  String get deleteShortcut => 'Shortcut löschen';
+
+  @override
+  String get deleteShortcutBody =>
+      'Bist du sicher, dass du diesen Shortcut löschen möchtest?';
+
+  @override
+  String get updateShortcut => 'Shortcut aktualisieren';
+
+  @override
+  String get selectEmoji => 'Emoji auswählen';
+
+  @override
+  String get errorEmojiUsedOrInvalid =>
+      'Emoji wird bereits verwendet oder ist ungültig';
 }

lib/src/localization/generated/app_localizations_en.dart

@@ -273,6 +273,13 @@ class AppLocalizationsEn extends AppLocalizations {
   @override
   String get settingsNotification => 'Notification';
 
+  @override
+  String get settingsNotifyPermission => 'Notification permissions';
+
+  @override
+  String get settingsNotifyPermissionDesc =>
+      'Open system settings to allow push notifications.';
+
   @override
   String get settingsNotifyTroubleshooting => 'Troubleshooting';
 
@@ -652,12 +659,6 @@ class AppLocalizationsEn extends AppLocalizations {
   @override
   String get open => 'Open';
 
-  @override
-  String get createVoucher => 'Buy voucher';
-
-  @override
-  String get redeemVoucher => 'Redeem voucher';
-
   @override
   String get buy => 'Buy';
 
@@ -719,13 +720,10 @@ class AppLocalizationsEn extends AppLocalizations {
       'Due to twonly\'s security system, there is (currently) no password recovery function. Therefore, you must remember your password or, better yet, write it down.';
 
   @override
-  String get backupServer => 'Server';
+  String get backupIdentityHeader => 'Identity';
 
   @override
-  String get backupMaxBackupSize => 'max. backup size';
-
-  @override
-  String get backupStorageRetention => 'Storage retention';
+  String get backupArchiveHeader => 'Contacts, Settings and Messages';
 
   @override
   String get backupLastBackupDate => 'Last backup';
@@ -736,9 +734,6 @@ class AppLocalizationsEn extends AppLocalizations {
   @override
   String get backupLastBackupResult => 'Result';
 
-  @override
-  String get backupData => 'Data-Backup';
-
   @override
   String get backupInsecurePassword => 'Insecure password';
 
@@ -771,24 +766,11 @@ class AppLocalizationsEn extends AppLocalizations {
 
   @override
   String get backupPasswordRequirement =>
-      'Password must be at least 8 characters long.';
-
-  @override
-  String get backupExpertSettings => 'Expert settings';
+      'Password must be at least 10 characters long.';
 
   @override
   String get backupEnableBackup => 'Activate automatic backup';
 
-  @override
-  String get backupOwnServerDesc =>
-      'Save your twonly Backup at twonly or on any server of your choice.';
-
-  @override
-  String get backupUseOwnServer => 'Use server';
-
-  @override
-  String get backupResetServer => 'Use standard server';
-
   @override
   String get backupTwonlySaveNow => 'Save now';
 
@@ -1262,9 +1244,6 @@ class AppLocalizationsEn extends AppLocalizations {
   @override
   String get openYourOwnQRcode => 'Open your own QR code';
 
-  @override
-  String get skipForNow => 'Skip for now';
-
   @override
   String get finishSetupCardTitle => 'Complete your profile';
 
@@ -1275,6 +1254,16 @@ class AppLocalizationsEn extends AppLocalizations {
   @override
   String get finishSetupCardAction => 'Resume Setup';
 
+  @override
+  String get missingBackupCardTitle => 'Setup backup';
+
+  @override
+  String get missingBackupCardDesc =>
+      'We have improved the backup mechanism, which requires you to set it up again.';
+
+  @override
+  String get missingBackupCardAction => 'Set up now';
+
   @override
   String get onboardingFinishLater => 'Finish later';
 
@@ -1706,4 +1695,73 @@ class AppLocalizationsEn extends AppLocalizations {
   String makerChangedDisplayName(Object maker, Object oldName, Object newName) {
     return '$maker changed their display name from $oldName to $newName.';
   }
+
+  @override
+  String get recoverErrorNoInternet =>
+      'No internet connection. Please check your network and try again.';
+
+  @override
+  String get recoverErrorUsernameNotValid =>
+      'The username provided is not valid or does not exist.';
+
+  @override
+  String get recoverErrorPasswordInvalid =>
+      'The password provided is incorrect.';
+
+  @override
+  String get recoverErrorTryAgainLater =>
+      'The server is currently unavailable. Please try again later.';
+
+  @override
+  String get recoverErrorUnknown =>
+      'An unknown error occurred. Please try again.';
+
+  @override
+  String get recoverSuccessTitle => 'Backup successfully recovered.';
+
+  @override
+  String get recoverSuccessBody => 'Click here to open the app again';
+
+  @override
+  String get iosRecoveryWelcomeBack => 'Welcome Back';
+
+  @override
+  String get iosRecoveryPrompt =>
+      'We detected a previously secured twonly identity on this device. Would you like to automatically download and restore your contacts, messages, and settings from your cloud archive?';
+
+  @override
+  String iosRecoveryNoBackupFound(Object error) {
+    return 'No backup archive could be retrieved from the server for this device.\n\nError: $error\n\nPlease proceed to register a new twonly account.';
+  }
+
+  @override
+  String get registerNewAccount => 'Register New Account';
+
+  @override
+  String get tryRestoreAgain => 'Try Restore Again';
+
+  @override
+  String get registeringNewAccount => 'Registering new account';
+
+  @override
+  String get createShortcut => 'Create shortcut';
+
+  @override
+  String get editShortcut => 'Edit shortcut';
+
+  @override
+  String get deleteShortcut => 'Delete shortcut';
+
+  @override
+  String get deleteShortcutBody =>
+      'Are you sure you want to delete this shortcut?';
+
+  @override
+  String get updateShortcut => 'Update shortcut';
+
+  @override
+  String get selectEmoji => 'Select Emoji';
+
+  @override
+  String get errorEmojiUsedOrInvalid => 'Emoji already used or invalid';
 }

lib/src/localization/translations

@@ -1 +1 @@
-Subproject commit fccd366e119671b96730cb09d8bb8aa1057bd1c5
+Subproject commit 9218abf0961c072edd2f8aa5035d06a331b853c6

lib/src/model/json/backup.model.dart

@@ -0,0 +1,51 @@
+import 'package:json_annotation/json_annotation.dart';
+part 'backup.model.g.dart';
+
+enum LastBackupUploadState { none, pending, failed, success }
+
+@JsonSerializable()
+class CurrentBackupStatus {
+  CurrentBackupStatus();
+  factory CurrentBackupStatus.fromJson(Map<String, dynamic> json) =>
+      _$CurrentBackupStatusFromJson(json);
+
+  LastBackupUploadState identityState = LastBackupUploadState.none;
+  DateTime? identityLastSuccessFull;
+  int? identitySize;
+
+  LastBackupUploadState archiveState = LastBackupUploadState.none;
+
+  DateTime? archiveLastSuccessFull;
+  int? archiveSize;
+
+  Map<String, dynamic> toJson() => _$CurrentBackupStatusToJson(this);
+}
+
+enum BackupRecoveryState {
+  // The userId was loaded from the server and the user is asked to enter his password.
+  identityBackupStarted,
+  // -> Download identity, replace keymanager
+
+  // Identity was downloaded and Keymanager was updated
+  archiveBackupStarted,
+  // -> Download archive, replace files, restart app
+}
+
+@JsonSerializable()
+class BackupRecovery {
+  BackupRecovery({
+    required this.username,
+    required this.password,
+    required this.userId,
+  });
+
+  factory BackupRecovery.fromJson(Map<String, dynamic> json) =>
+      _$BackupRecoveryFromJson(json);
+
+  String username;
+  String password;
+  int userId;
+  BackupRecoveryState state = BackupRecoveryState.identityBackupStarted;
+
+  Map<String, dynamic> toJson() => _$BackupRecoveryToJson(this);
+}

lib/src/model/json/backup.model.g.dart

@@ -0,0 +1,65 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'backup.model.dart';
+
+// **************************************************************************
+// JsonSerializableGenerator
+// **************************************************************************
+
+CurrentBackupStatus _$CurrentBackupStatusFromJson(Map<String, dynamic> json) =>
+    CurrentBackupStatus()
+      ..identityState = $enumDecode(
+        _$LastBackupUploadStateEnumMap,
+        json['identityState'],
+      )
+      ..identityLastSuccessFull = json['identityLastSuccessFull'] == null
+          ? null
+          : DateTime.parse(json['identityLastSuccessFull'] as String)
+      ..identitySize = (json['identitySize'] as num?)?.toInt()
+      ..archiveState = $enumDecode(
+        _$LastBackupUploadStateEnumMap,
+        json['archiveState'],
+      )
+      ..archiveLastSuccessFull = json['archiveLastSuccessFull'] == null
+          ? null
+          : DateTime.parse(json['archiveLastSuccessFull'] as String)
+      ..archiveSize = (json['archiveSize'] as num?)?.toInt();
+
+Map<String, dynamic> _$CurrentBackupStatusToJson(
+  CurrentBackupStatus instance,
+) => <String, dynamic>{
+  'identityState': _$LastBackupUploadStateEnumMap[instance.identityState]!,
+  'identityLastSuccessFull': instance.identityLastSuccessFull
+      ?.toIso8601String(),
+  'identitySize': instance.identitySize,
+  'archiveState': _$LastBackupUploadStateEnumMap[instance.archiveState]!,
+  'archiveLastSuccessFull': instance.archiveLastSuccessFull?.toIso8601String(),
+  'archiveSize': instance.archiveSize,
+};
+
+const _$LastBackupUploadStateEnumMap = {
+  LastBackupUploadState.none: 'none',
+  LastBackupUploadState.pending: 'pending',
+  LastBackupUploadState.failed: 'failed',
+  LastBackupUploadState.success: 'success',
+};
+
+BackupRecovery _$BackupRecoveryFromJson(Map<String, dynamic> json) =>
+    BackupRecovery(
+      username: json['username'] as String,
+      password: json['password'] as String,
+      userId: (json['userId'] as num).toInt(),
+    )..state = $enumDecode(_$BackupRecoveryStateEnumMap, json['state']);
+
+Map<String, dynamic> _$BackupRecoveryToJson(BackupRecovery instance) =>
+    <String, dynamic>{
+      'username': instance.username,
+      'password': instance.password,
+      'userId': instance.userId,
+      'state': _$BackupRecoveryStateEnumMap[instance.state]!,
+    };
+
+const _$BackupRecoveryStateEnumMap = {
+  BackupRecoveryState.identityBackupStarted: 'identityBackupStarted',
+  BackupRecoveryState.archiveBackupStarted: 'archiveBackupStarted',
+};

lib/src/model/json/userdata.model.dart

@@ -128,12 +128,20 @@ class UserData {
   @JsonKey(defaultValue: true)
   bool updateFCMToken = true;
 
+  @JsonKey(defaultValue: true)
+  bool canUseLoginTokenForAuth = true;
+
   // --- BACKUP ---
 
-  DateTime? nextTimeToShowBackupNotice;
-  BackupServer? backupServer;
+  @Deprecated('Use the secure storage in rust')
   TwonlySafeBackup? twonlySafeBackup;
 
+  @JsonKey(defaultValue: false)
+  bool isBackupEnabled = false;
+
+  // Used for push notifcation via FCM.
+  String? fcmToken;
+
   // For my master thesis I want to create a anonymous user study:
   // - users in the "Tester" Plan can, if they want, take part of the user study
 
@@ -175,19 +183,3 @@ class TwonlySafeBackup {
   List<int> encryptionKey;
   Map<String, dynamic> toJson() => _$TwonlySafeBackupToJson(this);
 }
-
-@JsonSerializable()
-class BackupServer {
-  BackupServer({
-    required this.serverUrl,
-    required this.retentionDays,
-    required this.maxBackupBytes,
-  });
-  factory BackupServer.fromJson(Map<String, dynamic> json) =>
-      _$BackupServerFromJson(json);
-
-  String serverUrl;
-  int retentionDays;
-  int maxBackupBytes;
-  Map<String, dynamic> toJson() => _$BackupServerToJson(this);
-}

lib/src/model/json/userdata.model.g.dart

@@ -71,6 +71,8 @@ UserData _$UserDataFromJson(Map<String, dynamic> json) =>
           json['userDiscoveryRequiresManualApproval'] as bool? ?? false
       ..userDiscoverySharePromotion =
           json['userDiscoverySharePromotion'] as bool? ?? true
+      ..userDiscoveryInitializationError =
+          json['userDiscoveryInitializationError'] as bool? ?? false
       ..currentPreKeyIndexStart =
           (json['currentPreKeyIndexStart'] as num?)?.toInt() ?? 100000
       ..currentSignedPreKeyIndexStart =
@@ -80,17 +82,15 @@ UserData _$UserDataFromJson(Map<String, dynamic> json) =>
           .toList()
       ..hideChangeLog = json['hideChangeLog'] as bool? ?? true
       ..updateFCMToken = json['updateFCMToken'] as bool? ?? true
-      ..nextTimeToShowBackupNotice = json['nextTimeToShowBackupNotice'] == null
-          ? null
-          : DateTime.parse(json['nextTimeToShowBackupNotice'] as String)
-      ..backupServer = json['backupServer'] == null
-          ? null
-          : BackupServer.fromJson(json['backupServer'] as Map<String, dynamic>)
+      ..canUseLoginTokenForAuth =
+          json['canUseLoginTokenForAuth'] as bool? ?? true
       ..twonlySafeBackup = json['twonlySafeBackup'] == null
           ? null
           : TwonlySafeBackup.fromJson(
               json['twonlySafeBackup'] as Map<String, dynamic>,
             )
+      ..isBackupEnabled = json['isBackupEnabled'] as bool? ?? false
+      ..fcmToken = json['fcmToken'] as String?
       ..askedForUserStudyPermission =
           json['askedForUserStudyPermission'] as bool? ?? false
       ..userStudyParticipantsToken =
@@ -142,15 +142,16 @@ Map<String, dynamic> _$UserDataToJson(UserData instance) => <String, dynamic>{
   'userDiscoveryRequiresManualApproval':
       instance.userDiscoveryRequiresManualApproval,
   'userDiscoverySharePromotion': instance.userDiscoverySharePromotion,
+  'userDiscoveryInitializationError': instance.userDiscoveryInitializationError,
   'currentPreKeyIndexStart': instance.currentPreKeyIndexStart,
   'currentSignedPreKeyIndexStart': instance.currentSignedPreKeyIndexStart,
   'lastChangeLogHash': instance.lastChangeLogHash,
   'hideChangeLog': instance.hideChangeLog,
   'updateFCMToken': instance.updateFCMToken,
-  'nextTimeToShowBackupNotice': instance.nextTimeToShowBackupNotice
-      ?.toIso8601String(),
-  'backupServer': instance.backupServer,
+  'canUseLoginTokenForAuth': instance.canUseLoginTokenForAuth,
   'twonlySafeBackup': instance.twonlySafeBackup,
+  'isBackupEnabled': instance.isBackupEnabled,
+  'fcmToken': instance.fcmToken,
   'askedForUserStudyPermission': instance.askedForUserStudyPermission,
   'userStudyParticipantsToken': instance.userStudyParticipantsToken,
   'userStudyCountNewFriendsViaSuggestion':
@@ -201,16 +202,3 @@ const _$LastBackupUploadStateEnumMap = {
   LastBackupUploadState.failed: 'failed',
   LastBackupUploadState.success: 'success',
 };
-
-BackupServer _$BackupServerFromJson(Map<String, dynamic> json) => BackupServer(
-  serverUrl: json['serverUrl'] as String,
-  retentionDays: (json['retentionDays'] as num).toInt(),
-  maxBackupBytes: (json['maxBackupBytes'] as num).toInt(),
-);
-
-Map<String, dynamic> _$BackupServerToJson(BackupServer instance) =>
-    <String, dynamic>{
-      'serverUrl': instance.serverUrl,
-      'retentionDays': instance.retentionDays,
-      'maxBackupBytes': instance.maxBackupBytes,
-    };

lib/src/model/protobuf/api/websocket/client_to_server.pbjson.dart

@@ -134,13 +134,33 @@ const Handshake$json = {
       '9': 0,
       '10': 'requestPOW'
     },
+    {
+      '1': 'authenticate_with_login_token',
+      '3': 6,
+      '4': 1,
+      '5': 11,
+      '6': '.client_to_server.Handshake.AuthenticateWithLoginToken',
+      '9': 0,
+      '10': 'authenticateWithLoginToken'
+    },
+    {
+      '1': 'get_userid_by_username',
+      '3': 7,
+      '4': 1,
+      '5': 11,
+      '6': '.client_to_server.Handshake.GetUserIdByUsername',
+      '9': 0,
+      '10': 'getUseridByUsername'
+    },
   ],
   '3': [
     Handshake_RequestPOW$json,
     Handshake_Register$json,
     Handshake_GetAuthChallenge$json,
+    Handshake_GetUserIdByUsername$json,
     Handshake_GetAuthToken$json,
-    Handshake_Authenticate$json
+    Handshake_Authenticate$json,
+    Handshake_AuthenticateWithLoginToken$json
   ],
   '8': [
     {'1': 'Handshake'},
@@ -186,9 +206,19 @@ const Handshake_Register$json = {
     {'1': 'is_ios', '3': 8, '4': 1, '5': 8, '10': 'isIos'},
     {'1': 'lang_code', '3': 9, '4': 1, '5': 9, '10': 'langCode'},
     {'1': 'proof_of_work', '3': 10, '4': 1, '5': 3, '10': 'proofOfWork'},
+    {
+      '1': 'login_token',
+      '3': 11,
+      '4': 1,
+      '5': 12,
+      '9': 1,
+      '10': 'loginToken',
+      '17': true
+    },
   ],
   '8': [
     {'1': '_invite_code'},
+    {'1': '_login_token'},
   ],
 };
 
@@ -197,6 +227,14 @@ const Handshake_GetAuthChallenge$json = {
   '1': 'GetAuthChallenge',
 };
 
+@$core.Deprecated('Use handshakeDescriptor instead')
+const Handshake_GetUserIdByUsername$json = {
+  '1': 'GetUserIdByUsername',
+  '2': [
+    {'1': 'username', '3': 1, '4': 1, '5': 9, '10': 'username'},
+  ],
+};
+
 @$core.Deprecated('Use handshakeDescriptor instead')
 const Handshake_GetAuthToken$json = {
   '1': 'GetAuthToken',
@@ -247,6 +285,24 @@ const Handshake_Authenticate$json = {
   ],
 };
 
+@$core.Deprecated('Use handshakeDescriptor instead')
+const Handshake_AuthenticateWithLoginToken$json = {
+  '1': 'AuthenticateWithLoginToken',
+  '2': [
+    {'1': 'user_id', '3': 1, '4': 1, '5': 3, '10': 'userId'},
+    {
+      '1': 'secret_login_token',
+      '3': 2,
+      '4': 1,
+      '5': 12,
+      '10': 'secretLoginToken'
+    },
+    {'1': 'app_version', '3': 3, '4': 1, '5': 9, '10': 'appVersion'},
+    {'1': 'device_id', '3': 4, '4': 1, '5': 3, '10': 'deviceId'},
+    {'1': 'in_background', '3': 5, '4': 1, '5': 8, '10': 'inBackground'},
+  ],
+};
+
 /// Descriptor for `Handshake`. Decode as a `google.protobuf.DescriptorProto`.
 final $typed_data.Uint8List handshakeDescriptor = $convert.base64Decode(
     'CglIYW5kc2hha2USQgoIcmVnaXN0ZXIYASABKAsyJC5jbGllbnRfdG9fc2VydmVyLkhhbmRzaG'
@@ -256,20 +312,30 @@ final $typed_data.Uint8List handshakeDescriptor = $convert.base64Decode(
     'LkdldEF1dGhUb2tlbkgAUgxnZXRBdXRoVG9rZW4STgoMYXV0aGVudGljYXRlGAQgASgLMiguY2'
     'xpZW50X3RvX3NlcnZlci5IYW5kc2hha2UuQXV0aGVudGljYXRlSABSDGF1dGhlbnRpY2F0ZRJI'
     'CgpyZXF1ZXN0UE9XGAUgASgLMiYuY2xpZW50X3RvX3NlcnZlci5IYW5kc2hha2UuUmVxdWVzdF'
-    'BPV0gAUgpyZXF1ZXN0UE9XGgwKClJlcXVlc3RQT1calAMKCFJlZ2lzdGVyEhoKCHVzZXJuYW1l'
-    'GAEgASgJUgh1c2VybmFtZRIkCgtpbnZpdGVfY29kZRgCIAEoCUgAUgppbnZpdGVDb2RliAEBEi'
-    '4KE3B1YmxpY19pZGVudGl0eV9rZXkYAyABKAxSEXB1YmxpY0lkZW50aXR5S2V5EiMKDXNpZ25l'
-    'ZF9wcmVrZXkYBCABKAxSDHNpZ25lZFByZWtleRI2ChdzaWduZWRfcHJla2V5X3NpZ25hdHVyZR'
-    'gFIAEoDFIVc2lnbmVkUHJla2V5U2lnbmF0dXJlEigKEHNpZ25lZF9wcmVrZXlfaWQYBiABKANS'
-    'DnNpZ25lZFByZWtleUlkEicKD3JlZ2lzdHJhdGlvbl9pZBgHIAEoA1IOcmVnaXN0cmF0aW9uSW'
-    'QSFQoGaXNfaW9zGAggASgIUgVpc0lvcxIbCglsYW5nX2NvZGUYCSABKAlSCGxhbmdDb2RlEiIK'
-    'DXByb29mX29mX3dvcmsYCiABKANSC3Byb29mT2ZXb3JrQg4KDF9pbnZpdGVfY29kZRoSChBHZX'
-    'RBdXRoQ2hhbGxlbmdlGkMKDEdldEF1dGhUb2tlbhIXCgd1c2VyX2lkGAEgASgDUgZ1c2VySWQS'
-    'GgoIcmVzcG9uc2UYAiABKAxSCHJlc3BvbnNlGugBCgxBdXRoZW50aWNhdGUSFwoHdXNlcl9pZB'
-    'gBIAEoA1IGdXNlcklkEh0KCmF1dGhfdG9rZW4YAiABKAxSCWF1dGhUb2tlbhIkCgthcHBfdmVy'
-    'c2lvbhgDIAEoCUgAUgphcHBWZXJzaW9uiAEBEiAKCWRldmljZV9pZBgEIAEoA0gBUghkZXZpY2'
-    'VJZIgBARIoCg1pbl9iYWNrZ3JvdW5kGAUgASgISAJSDGluQmFja2dyb3VuZIgBAUIOCgxfYXBw'
-    'X3ZlcnNpb25CDAoKX2RldmljZV9pZEIQCg5faW5fYmFja2dyb3VuZEILCglIYW5kc2hha2U=');
+    'BPV0gAUgpyZXF1ZXN0UE9XEnsKHWF1dGhlbnRpY2F0ZV93aXRoX2xvZ2luX3Rva2VuGAYgASgL'
+    'MjYuY2xpZW50X3RvX3NlcnZlci5IYW5kc2hha2UuQXV0aGVudGljYXRlV2l0aExvZ2luVG9rZW'
+    '5IAFIaYXV0aGVudGljYXRlV2l0aExvZ2luVG9rZW4SZgoWZ2V0X3VzZXJpZF9ieV91c2VybmFt'
+    'ZRgHIAEoCzIvLmNsaWVudF90b19zZXJ2ZXIuSGFuZHNoYWtlLkdldFVzZXJJZEJ5VXNlcm5hbW'
+    'VIAFITZ2V0VXNlcmlkQnlVc2VybmFtZRoMCgpSZXF1ZXN0UE9XGsoDCghSZWdpc3RlchIaCgh1'
+    'c2VybmFtZRgBIAEoCVIIdXNlcm5hbWUSJAoLaW52aXRlX2NvZGUYAiABKAlIAFIKaW52aXRlQ2'
+    '9kZYgBARIuChNwdWJsaWNfaWRlbnRpdHlfa2V5GAMgASgMUhFwdWJsaWNJZGVudGl0eUtleRIj'
+    'Cg1zaWduZWRfcHJla2V5GAQgASgMUgxzaWduZWRQcmVrZXkSNgoXc2lnbmVkX3ByZWtleV9zaW'
+    'duYXR1cmUYBSABKAxSFXNpZ25lZFByZWtleVNpZ25hdHVyZRIoChBzaWduZWRfcHJla2V5X2lk'
+    'GAYgASgDUg5zaWduZWRQcmVrZXlJZBInCg9yZWdpc3RyYXRpb25faWQYByABKANSDnJlZ2lzdH'
+    'JhdGlvbklkEhUKBmlzX2lvcxgIIAEoCFIFaXNJb3MSGwoJbGFuZ19jb2RlGAkgASgJUghsYW5n'
+    'Q29kZRIiCg1wcm9vZl9vZl93b3JrGAogASgDUgtwcm9vZk9mV29yaxIkCgtsb2dpbl90b2tlbh'
+    'gLIAEoDEgBUgpsb2dpblRva2VuiAEBQg4KDF9pbnZpdGVfY29kZUIOCgxfbG9naW5fdG9rZW4a'
+    'EgoQR2V0QXV0aENoYWxsZW5nZRoxChNHZXRVc2VySWRCeVVzZXJuYW1lEhoKCHVzZXJuYW1lGA'
+    'EgASgJUgh1c2VybmFtZRpDCgxHZXRBdXRoVG9rZW4SFwoHdXNlcl9pZBgBIAEoA1IGdXNlcklk'
+    'EhoKCHJlc3BvbnNlGAIgASgMUghyZXNwb25zZRroAQoMQXV0aGVudGljYXRlEhcKB3VzZXJfaW'
+    'QYASABKANSBnVzZXJJZBIdCgphdXRoX3Rva2VuGAIgASgMUglhdXRoVG9rZW4SJAoLYXBwX3Zl'
+    'cnNpb24YAyABKAlIAFIKYXBwVmVyc2lvbogBARIgCglkZXZpY2VfaWQYBCABKANIAVIIZGV2aW'
+    'NlSWSIAQESKAoNaW5fYmFja2dyb3VuZBgFIAEoCEgCUgxpbkJhY2tncm91bmSIAQFCDgoMX2Fw'
+    'cF92ZXJzaW9uQgwKCl9kZXZpY2VfaWRCEAoOX2luX2JhY2tncm91bmQaxgEKGkF1dGhlbnRpY2'
+    'F0ZVdpdGhMb2dpblRva2VuEhcKB3VzZXJfaWQYASABKANSBnVzZXJJZBIsChJzZWNyZXRfbG9n'
+    'aW5fdG9rZW4YAiABKAxSEHNlY3JldExvZ2luVG9rZW4SHwoLYXBwX3ZlcnNpb24YAyABKAlSCm'
+    'FwcFZlcnNpb24SGwoJZGV2aWNlX2lkGAQgASgDUghkZXZpY2VJZBIjCg1pbl9iYWNrZ3JvdW5k'
+    'GAUgASgIUgxpbkJhY2tncm91bmRCCwoJSGFuZHNoYWtl');
 
 @$core.Deprecated('Use applicationDataDescriptor instead')
 const ApplicationData$json = {
@@ -321,13 +387,13 @@ const ApplicationData$json = {
       '10': 'updateGoogleFcmToken'
     },
     {
-      '1': 'getLocation',
+      '1': 'deprecated_9',
       '3': 9,
       '4': 1,
       '5': 11,
-      '6': '.client_to_server.ApplicationData.GetLocation',
+      '6': '.client_to_server.ApplicationData.Deprecated',
       '9': 0,
-      '10': 'getLocation'
+      '10': 'deprecated9'
     },
     {
       '1': 'getCurrentPlanInfos',
@@ -339,13 +405,13 @@ const ApplicationData$json = {
       '10': 'getCurrentPlanInfos'
     },
     {
-      '1': 'redeemVoucher',
+      '1': 'deprecated_11',
       '3': 11,
       '4': 1,
       '5': 11,
-      '6': '.client_to_server.ApplicationData.RedeemVoucher',
+      '6': '.client_to_server.ApplicationData.Deprecated',
       '9': 0,
-      '10': 'redeemVoucher'
+      '10': 'deprecated11'
     },
     {
       '1': 'getAvailablePlans',
@@ -357,58 +423,58 @@ const ApplicationData$json = {
       '10': 'getAvailablePlans'
     },
     {
-      '1': 'createVoucher',
+      '1': 'deprecated_13',
       '3': 13,
       '4': 1,
       '5': 11,
-      '6': '.client_to_server.ApplicationData.CreateVoucher',
+      '6': '.client_to_server.ApplicationData.Deprecated',
       '9': 0,
-      '10': 'createVoucher'
+      '10': 'deprecated13'
     },
     {
-      '1': 'getVouchers',
+      '1': 'deprecated_14',
       '3': 14,
       '4': 1,
       '5': 11,
-      '6': '.client_to_server.ApplicationData.GetVouchers',
+      '6': '.client_to_server.ApplicationData.Deprecated',
       '9': 0,
-      '10': 'getVouchers'
+      '10': 'deprecated14'
     },
     {
-      '1': 'switchtoPayedPlan',
+      '1': 'deprecated_15',
       '3': 15,
       '4': 1,
       '5': 11,
-      '6': '.client_to_server.ApplicationData.SwitchToPayedPlan',
+      '6': '.client_to_server.ApplicationData.Deprecated',
       '9': 0,
-      '10': 'switchtoPayedPlan'
+      '10': 'deprecated15'
     },
     {
-      '1': 'getAddaccountsInvites',
+      '1': 'deprecated_16',
       '3': 16,
       '4': 1,
       '5': 11,
-      '6': '.client_to_server.ApplicationData.GetAddAccountsInvites',
+      '6': '.client_to_server.ApplicationData.Deprecated',
       '9': 0,
-      '10': 'getAddaccountsInvites'
+      '10': 'deprecated16'
     },
     {
-      '1': 'redeemAdditionalCode',
+      '1': 'deprecated_17',
       '3': 17,
       '4': 1,
       '5': 11,
-      '6': '.client_to_server.ApplicationData.RedeemAdditionalCode',
+      '6': '.client_to_server.ApplicationData.Deprecated',
       '9': 0,
-      '10': 'redeemAdditionalCode'
+      '10': 'deprecated17'
     },
     {
-      '1': 'updatePlanOptions',
+      '1': 'deprecated_19',
       '3': 19,
       '4': 1,
       '5': 11,
-      '6': '.client_to_server.ApplicationData.UpdatePlanOptions',
+      '6': '.client_to_server.ApplicationData.Deprecated',
       '9': 0,
-      '10': 'updatePlanOptions'
+      '10': 'deprecated19'
     },
     {
       '1': 'downloadDone',
@@ -500,6 +566,15 @@ const ApplicationData$json = {
       '9': 0,
       '10': 'addAdditionalUser'
     },
+    {
+      '1': 'set_login_token',
+      '3': 30,
+      '4': 1,
+      '5': 11,
+      '6': '.client_to_server.ApplicationData.SetLoginToken',
+      '9': 0,
+      '10': 'setLoginToken'
+    },
   ],
   '3': [
     ApplicationData_TextMessage$json,
@@ -507,16 +582,9 @@ const ApplicationData$json = {
     ApplicationData_ChangeUsername$json,
     ApplicationData_UpdateGoogleFcmToken$json,
     ApplicationData_GetUserById$json,
-    ApplicationData_RedeemVoucher$json,
-    ApplicationData_SwitchToPayedPlan$json,
-    ApplicationData_UpdatePlanOptions$json,
-    ApplicationData_CreateVoucher$json,
-    ApplicationData_GetLocation$json,
-    ApplicationData_GetVouchers$json,
     ApplicationData_GetAvailablePlans$json,
     ApplicationData_GetAddAccountsInvites$json,
     ApplicationData_GetCurrentPlanInfos$json,
-    ApplicationData_RedeemAdditionalCode$json,
     ApplicationData_RemoveAdditionalUser$json,
     ApplicationData_GetPrekeysByUserId$json,
     ApplicationData_GetSignedPreKeyByUserId$json,
@@ -526,7 +594,9 @@ const ApplicationData$json = {
     ApplicationData_IPAPurchase$json,
     ApplicationData_IPAForceCheck$json,
     ApplicationData_DeleteAccount$json,
-    ApplicationData_AddAdditionalUser$json
+    ApplicationData_AddAdditionalUser$json,
+    ApplicationData_SetLoginToken$json,
+    ApplicationData_Deprecated$json
   ],
   '8': [
     {'1': 'ApplicationData'},
@@ -586,50 +656,6 @@ const ApplicationData_GetUserById$json = {
   ],
 };
 
-@$core.Deprecated('Use applicationDataDescriptor instead')
-const ApplicationData_RedeemVoucher$json = {
-  '1': 'RedeemVoucher',
-  '2': [
-    {'1': 'voucher', '3': 1, '4': 1, '5': 9, '10': 'voucher'},
-  ],
-};
-
-@$core.Deprecated('Use applicationDataDescriptor instead')
-const ApplicationData_SwitchToPayedPlan$json = {
-  '1': 'SwitchToPayedPlan',
-  '2': [
-    {'1': 'plan_id', '3': 1, '4': 1, '5': 9, '10': 'planId'},
-    {'1': 'pay_monthly', '3': 2, '4': 1, '5': 8, '10': 'payMonthly'},
-    {'1': 'auto_renewal', '3': 3, '4': 1, '5': 8, '10': 'autoRenewal'},
-  ],
-};
-
-@$core.Deprecated('Use applicationDataDescriptor instead')
-const ApplicationData_UpdatePlanOptions$json = {
-  '1': 'UpdatePlanOptions',
-  '2': [
-    {'1': 'auto_renewal', '3': 1, '4': 1, '5': 8, '10': 'autoRenewal'},
-  ],
-};
-
-@$core.Deprecated('Use applicationDataDescriptor instead')
-const ApplicationData_CreateVoucher$json = {
-  '1': 'CreateVoucher',
-  '2': [
-    {'1': 'value_cents', '3': 1, '4': 1, '5': 13, '10': 'valueCents'},
-  ],
-};
-
-@$core.Deprecated('Use applicationDataDescriptor instead')
-const ApplicationData_GetLocation$json = {
-  '1': 'GetLocation',
-};
-
-@$core.Deprecated('Use applicationDataDescriptor instead')
-const ApplicationData_GetVouchers$json = {
-  '1': 'GetVouchers',
-};
-
 @$core.Deprecated('Use applicationDataDescriptor instead')
 const ApplicationData_GetAvailablePlans$json = {
   '1': 'GetAvailablePlans',
@@ -645,14 +671,6 @@ const ApplicationData_GetCurrentPlanInfos$json = {
   '1': 'GetCurrentPlanInfos',
 };
 
-@$core.Deprecated('Use applicationDataDescriptor instead')
-const ApplicationData_RedeemAdditionalCode$json = {
-  '1': 'RedeemAdditionalCode',
-  '2': [
-    {'1': 'invite_code', '3': 2, '4': 1, '5': 9, '10': 'inviteCode'},
-  ],
-};
-
 @$core.Deprecated('Use applicationDataDescriptor instead')
 const ApplicationData_RemoveAdditionalUser$json = {
   '1': 'RemoveAdditionalUser',
@@ -744,6 +762,19 @@ const ApplicationData_AddAdditionalUser$json = {
   ],
 };
 
+@$core.Deprecated('Use applicationDataDescriptor instead')
+const ApplicationData_SetLoginToken$json = {
+  '1': 'SetLoginToken',
+  '2': [
+    {'1': 'login_token', '3': 1, '4': 1, '5': 12, '10': 'loginToken'},
+  ],
+};
+
+@$core.Deprecated('Use applicationDataDescriptor instead')
+const ApplicationData_Deprecated$json = {
+  '1': 'Deprecated',
+};
+
 /// Descriptor for `ApplicationData`. Decode as a `google.protobuf.DescriptorProto`.
 final $typed_data.Uint8List applicationDataDescriptor = $convert.base64Decode(
     'Cg9BcHBsaWNhdGlvbkRhdGESUQoLdGV4dE1lc3NhZ2UYASABKAsyLS5jbGllbnRfdG9fc2Vydm'
@@ -755,66 +786,61 @@ final $typed_data.Uint8List applicationDataDescriptor = $convert.base64Decode(
     'bnRfdG9fc2VydmVyLkFwcGxpY2F0aW9uRGF0YS5HZXRVc2VyQnlJZEgAUgtnZXRVc2VyQnlJZB'
     'JsChR1cGRhdGVHb29nbGVGY21Ub2tlbhgIIAEoCzI2LmNsaWVudF90b19zZXJ2ZXIuQXBwbGlj'
     'YXRpb25EYXRhLlVwZGF0ZUdvb2dsZUZjbVRva2VuSABSFHVwZGF0ZUdvb2dsZUZjbVRva2VuEl'
-    'EKC2dldExvY2F0aW9uGAkgASgLMi0uY2xpZW50X3RvX3NlcnZlci5BcHBsaWNhdGlvbkRhdGEu'
-    'R2V0TG9jYXRpb25IAFILZ2V0TG9jYXRpb24SaQoTZ2V0Q3VycmVudFBsYW5JbmZvcxgKIAEoCz'
+    'EKDGRlcHJlY2F0ZWRfORgJIAEoCzIsLmNsaWVudF90b19zZXJ2ZXIuQXBwbGljYXRpb25EYXRh'
+    'LkRlcHJlY2F0ZWRIAFILZGVwcmVjYXRlZDkSaQoTZ2V0Q3VycmVudFBsYW5JbmZvcxgKIAEoCz'
     'I1LmNsaWVudF90b19zZXJ2ZXIuQXBwbGljYXRpb25EYXRhLkdldEN1cnJlbnRQbGFuSW5mb3NI'
-    'AFITZ2V0Q3VycmVudFBsYW5JbmZvcxJXCg1yZWRlZW1Wb3VjaGVyGAsgASgLMi8uY2xpZW50X3'
-    'RvX3NlcnZlci5BcHBsaWNhdGlvbkRhdGEuUmVkZWVtVm91Y2hlckgAUg1yZWRlZW1Wb3VjaGVy'
-    'EmMKEWdldEF2YWlsYWJsZVBsYW5zGAwgASgLMjMuY2xpZW50X3RvX3NlcnZlci5BcHBsaWNhdG'
-    'lvbkRhdGEuR2V0QXZhaWxhYmxlUGxhbnNIAFIRZ2V0QXZhaWxhYmxlUGxhbnMSVwoNY3JlYXRl'
-    'Vm91Y2hlchgNIAEoCzIvLmNsaWVudF90b19zZXJ2ZXIuQXBwbGljYXRpb25EYXRhLkNyZWF0ZV'
-    'ZvdWNoZXJIAFINY3JlYXRlVm91Y2hlchJRCgtnZXRWb3VjaGVycxgOIAEoCzItLmNsaWVudF90'
-    'b19zZXJ2ZXIuQXBwbGljYXRpb25EYXRhLkdldFZvdWNoZXJzSABSC2dldFZvdWNoZXJzEmMKEX'
-    'N3aXRjaHRvUGF5ZWRQbGFuGA8gASgLMjMuY2xpZW50X3RvX3NlcnZlci5BcHBsaWNhdGlvbkRh'
-    'dGEuU3dpdGNoVG9QYXllZFBsYW5IAFIRc3dpdGNodG9QYXllZFBsYW4SbwoVZ2V0QWRkYWNjb3'
-    'VudHNJbnZpdGVzGBAgASgLMjcuY2xpZW50X3RvX3NlcnZlci5BcHBsaWNhdGlvbkRhdGEuR2V0'
-    'QWRkQWNjb3VudHNJbnZpdGVzSABSFWdldEFkZGFjY291bnRzSW52aXRlcxJsChRyZWRlZW1BZG'
-    'RpdGlvbmFsQ29kZRgRIAEoCzI2LmNsaWVudF90b19zZXJ2ZXIuQXBwbGljYXRpb25EYXRhLlJl'
-    'ZGVlbUFkZGl0aW9uYWxDb2RlSABSFHJlZGVlbUFkZGl0aW9uYWxDb2RlEmMKEXVwZGF0ZVBsYW'
-    '5PcHRpb25zGBMgASgLMjMuY2xpZW50X3RvX3NlcnZlci5BcHBsaWNhdGlvbkRhdGEuVXBkYXRl'
-    'UGxhbk9wdGlvbnNIAFIRdXBkYXRlUGxhbk9wdGlvbnMSVAoMZG93bmxvYWREb25lGBQgASgLMi'
-    '4uY2xpZW50X3RvX3NlcnZlci5BcHBsaWNhdGlvbkRhdGEuRG93bmxvYWREb25lSABSDGRvd25s'
-    'b2FkRG9uZRJ1ChdnZXRTaWduZWRQcmVrZXlCeVVzZXJpZBgWIAEoCzI5LmNsaWVudF90b19zZX'
-    'J2ZXIuQXBwbGljYXRpb25EYXRhLkdldFNpZ25lZFByZUtleUJ5VXNlcklkSABSF2dldFNpZ25l'
-    'ZFByZWtleUJ5VXNlcmlkEmYKEnVwZGF0ZVNpZ25lZFByZWtleRgXIAEoCzI0LmNsaWVudF90b1'
-    '9zZXJ2ZXIuQXBwbGljYXRpb25EYXRhLlVwZGF0ZVNpZ25lZFByZUtleUgAUhJ1cGRhdGVTaWdu'
-    'ZWRQcmVrZXkSVwoNZGVsZXRlQWNjb3VudBgYIAEoCzIvLmNsaWVudF90b19zZXJ2ZXIuQXBwbG'
-    'ljYXRpb25EYXRhLkRlbGV0ZUFjY291bnRIAFINZGVsZXRlQWNjb3VudBJOCgpyZXBvcnRVc2Vy'
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-    'F0YS5BZGRBZGRpdGlvbmFsVXNlckgAUhFhZGRBZGRpdGlvbmFsVXNlchpqCgtUZXh0TWVzc2Fn'
+    'AFITZ2V0Q3VycmVudFBsYW5JbmZvcxJTCg1kZXByZWNhdGVkXzExGAsgASgLMiwuY2xpZW50X3'
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     'bmFtZRIaCgh1c2VybmFtZRgBIAEoCVIIdXNlcm5hbWUaLAoOQ2hhbmdlVXNlcm5hbWUSGgoIdX'
     'Nlcm5hbWUYASABKAlSCHVzZXJuYW1lGjUKFFVwZGF0ZUdvb2dsZUZjbVRva2VuEh0KCmdvb2ds'
     'ZV9mY20YASABKAlSCWdvb2dsZUZjbRomCgtHZXRVc2VyQnlJZBIXCgd1c2VyX2lkGAEgASgDUg'
-    'Z1c2VySWQaKQoNUmVkZWVtVm91Y2hlchIYCgd2b3VjaGVyGAEgASgJUgd2b3VjaGVyGnAKEVN3'
-    'aXRjaFRvUGF5ZWRQbGFuEhcKB3BsYW5faWQYASABKAlSBnBsYW5JZBIfCgtwYXlfbW9udGhseR'
-    'gCIAEoCFIKcGF5TW9udGhseRIhCgxhdXRvX3JlbmV3YWwYAyABKAhSC2F1dG9SZW5ld2FsGjYK'
-    'EVVwZGF0ZVBsYW5PcHRpb25zEiEKDGF1dG9fcmVuZXdhbBgBIAEoCFILYXV0b1JlbmV3YWwaMA'
-    'oNQ3JlYXRlVm91Y2hlchIfCgt2YWx1ZV9jZW50cxgBIAEoDVIKdmFsdWVDZW50cxoNCgtHZXRM'
-    'b2NhdGlvbhoNCgtHZXRWb3VjaGVycxoTChFHZXRBdmFpbGFibGVQbGFucxoXChVHZXRBZGRBY2'
-    'NvdW50c0ludml0ZXMaFQoTR2V0Q3VycmVudFBsYW5JbmZvcxo3ChRSZWRlZW1BZGRpdGlvbmFs'
-    'Q29kZRIfCgtpbnZpdGVfY29kZRgCIAEoCVIKaW52aXRlQ29kZRovChRSZW1vdmVBZGRpdGlvbm'
-    'FsVXNlchIXCgd1c2VyX2lkGAEgASgDUgZ1c2VySWQaLQoSR2V0UHJla2V5c0J5VXNlcklkEhcK'
-    'B3VzZXJfaWQYASABKANSBnVzZXJJZBoyChdHZXRTaWduZWRQcmVLZXlCeVVzZXJJZBIXCgd1c2'
-    'VyX2lkGAEgASgDUgZ1c2VySWQamwEKElVwZGF0ZVNpZ25lZFByZUtleRIoChBzaWduZWRfcHJl'
-    'a2V5X2lkGAEgASgDUg5zaWduZWRQcmVrZXlJZBIjCg1zaWduZWRfcHJla2V5GAIgASgMUgxzaW'
-    'duZWRQcmVrZXkSNgoXc2lnbmVkX3ByZWtleV9zaWduYXR1cmUYAyABKAxSFXNpZ25lZFByZWtl'
-    'eVNpZ25hdHVyZRo1CgxEb3dubG9hZERvbmUSJQoOZG93bmxvYWRfdG9rZW4YASABKAxSDWRvd2'
-    '5sb2FkVG9rZW4aTgoKUmVwb3J0VXNlchIoChByZXBvcnRlZF91c2VyX2lkGAEgASgDUg5yZXBv'
-    'cnRlZFVzZXJJZBIWCgZyZWFzb24YAiABKAlSBnJlYXNvbhpxCgtJUEFQdXJjaGFzZRIdCgpwcm'
-    '9kdWN0X2lkGAEgASgJUglwcm9kdWN0SWQSFgoGc291cmNlGAIgASgJUgZzb3VyY2USKwoRdmVy'
-    'aWZpY2F0aW9uX2RhdGEYAyABKAlSEHZlcmlmaWNhdGlvbkRhdGEaDwoNSVBBRm9yY2VDaGVjax'
-    'oPCg1EZWxldGVBY2NvdW50GiwKEUFkZEFkZGl0aW9uYWxVc2VyEhcKB3VzZXJfaWQYASABKANS'
-    'BnVzZXJJZEIRCg9BcHBsaWNhdGlvbkRhdGE=');
+    'Z1c2VySWQaEwoRR2V0QXZhaWxhYmxlUGxhbnMaFwoVR2V0QWRkQWNjb3VudHNJbnZpdGVzGhUK'
+    'E0dldEN1cnJlbnRQbGFuSW5mb3MaLwoUUmVtb3ZlQWRkaXRpb25hbFVzZXISFwoHdXNlcl9pZB'
+    'gBIAEoA1IGdXNlcklkGi0KEkdldFByZWtleXNCeVVzZXJJZBIXCgd1c2VyX2lkGAEgASgDUgZ1'
+    'c2VySWQaMgoXR2V0U2lnbmVkUHJlS2V5QnlVc2VySWQSFwoHdXNlcl9pZBgBIAEoA1IGdXNlck'
+    'lkGpsBChJVcGRhdGVTaWduZWRQcmVLZXkSKAoQc2lnbmVkX3ByZWtleV9pZBgBIAEoA1IOc2ln'
+    'bmVkUHJla2V5SWQSIwoNc2lnbmVkX3ByZWtleRgCIAEoDFIMc2lnbmVkUHJla2V5EjYKF3NpZ2'
+    '5lZF9wcmVrZXlfc2lnbmF0dXJlGAMgASgMUhVzaWduZWRQcmVrZXlTaWduYXR1cmUaNQoMRG93'
+    'bmxvYWREb25lEiUKDmRvd25sb2FkX3Rva2VuGAEgASgMUg1kb3dubG9hZFRva2VuGk4KClJlcG'
+    '9ydFVzZXISKAoQcmVwb3J0ZWRfdXNlcl9pZBgBIAEoA1IOcmVwb3J0ZWRVc2VySWQSFgoGcmVh'
+    'c29uGAIgASgJUgZyZWFzb24acQoLSVBBUHVyY2hhc2USHQoKcHJvZHVjdF9pZBgBIAEoCVIJcH'
+    'JvZHVjdElkEhYKBnNvdXJjZRgCIAEoCVIGc291cmNlEisKEXZlcmlmaWNhdGlvbl9kYXRhGAMg'
+    'ASgJUhB2ZXJpZmljYXRpb25EYXRhGg8KDUlQQUZvcmNlQ2hlY2saDwoNRGVsZXRlQWNjb3VudB'
+    'osChFBZGRBZGRpdGlvbmFsVXNlchIXCgd1c2VyX2lkGAEgASgDUgZ1c2VySWQaMAoNU2V0TG9n'
+    'aW5Ub2tlbhIfCgtsb2dpbl90b2tlbhgBIAEoDFIKbG9naW5Ub2tlbhoMCgpEZXByZWNhdGVkQh'
+    'EKD0FwcGxpY2F0aW9uRGF0YQ==');
 
 @$core.Deprecated('Use responseDescriptor instead')
 const Response$json = {

lib/src/model/protobuf/api/websocket/server_to_client.pb.dart

@@ -16,12 +16,9 @@ import 'package:fixnum/fixnum.dart' as $fixnum;
 import 'package:protobuf/protobuf.dart' as $pb;
 
 import 'error.pbenum.dart' as $0;
-import 'server_to_client.pbenum.dart';
 
 export 'package:protobuf/protobuf.dart' show GeneratedMessageGenericExtensions;
 
-export 'server_to_client.pbenum.dart';
-
 enum ServerToClient_V { v0, notSet }
 
 class ServerToClient extends $pb.GeneratedMessage {
@@ -752,90 +749,6 @@ class Response_AddAccountsInvites extends $pb.GeneratedMessage {
   $pb.PbList<Response_AddAccountsInvite> get invites => $_getList(0);
 }
 
-class Response_Transaction extends $pb.GeneratedMessage {
-  factory Response_Transaction({
-    $fixnum.Int64? depositCents,
-    Response_TransactionTypes? transactionType,
-    $fixnum.Int64? createdAtUnixTimestamp,
-  }) {
-    final result = create();
-    if (depositCents != null) result.depositCents = depositCents;
-    if (transactionType != null) result.transactionType = transactionType;
-    if (createdAtUnixTimestamp != null)
-      result.createdAtUnixTimestamp = createdAtUnixTimestamp;
-    return result;
-  }
-
-  Response_Transaction._();
-
-  factory Response_Transaction.fromBuffer($core.List<$core.int> data,
-          [$pb.ExtensionRegistry registry = $pb.ExtensionRegistry.EMPTY]) =>
-      create()..mergeFromBuffer(data, registry);
-  factory Response_Transaction.fromJson($core.String json,
-          [$pb.ExtensionRegistry registry = $pb.ExtensionRegistry.EMPTY]) =>
-      create()..mergeFromJson(json, registry);
-
-  static final $pb.BuilderInfo _i = $pb.BuilderInfo(
-      _omitMessageNames ? '' : 'Response.Transaction',
-      package:
-          const $pb.PackageName(_omitMessageNames ? '' : 'server_to_client'),
-      createEmptyInstance: create)
-    ..aInt64(1, _omitFieldNames ? '' : 'depositCents')
-    ..aE<Response_TransactionTypes>(2, _omitFieldNames ? '' : 'transactionType',
-        enumValues: Response_TransactionTypes.values)
-    ..aInt64(3, _omitFieldNames ? '' : 'createdAtUnixTimestamp')
-    ..hasRequiredFields = false;
-
-  @$core.Deprecated('See https://github.com/google/protobuf.dart/issues/998.')
-  Response_Transaction clone() => deepCopy();
-  @$core.Deprecated('See https://github.com/google/protobuf.dart/issues/998.')
-  Response_Transaction copyWith(void Function(Response_Transaction) updates) =>
-      super.copyWith((message) => updates(message as Response_Transaction))
-          as Response_Transaction;
-
-  @$core.override
-  $pb.BuilderInfo get info_ => _i;
-
-  @$core.pragma('dart2js:noInline')
-  static Response_Transaction create() => Response_Transaction._();
-  @$core.override
-  Response_Transaction createEmptyInstance() => create();
-  @$core.pragma('dart2js:noInline')
-  static Response_Transaction getDefault() => _defaultInstance ??=
-      $pb.GeneratedMessage.$_defaultFor<Response_Transaction>(create);
-  static Response_Transaction? _defaultInstance;
-
-  @$pb.TagNumber(1)
-  $fixnum.Int64 get depositCents => $_getI64(0);
-  @$pb.TagNumber(1)
-  set depositCents($fixnum.Int64 value) => $_setInt64(0, value);
-  @$pb.TagNumber(1)
-  $core.bool hasDepositCents() => $_has(0);
-  @$pb.TagNumber(1)
-  void clearDepositCents() => $_clearField(1);
-
-  @$pb.TagNumber(2)
-  Response_TransactionTypes get transactionType => $_getN(1);
-  @$pb.TagNumber(2)
-  set transactionType(Response_TransactionTypes value) => $_setField(2, value);
-  @$pb.TagNumber(2)
-  $core.bool hasTransactionType() => $_has(1);
-  @$pb.TagNumber(2)
-  void clearTransactionType() => $_clearField(2);
-
-  /// Represents seconds of UTC time since Unix epoch
-  /// 1970-01-01T00:00:00Z. Must be from 0001-01-01T00:00:00Z to
-  /// 9999-12-31T23:59:59Z inclusive.
-  @$pb.TagNumber(3)
-  $fixnum.Int64 get createdAtUnixTimestamp => $_getI64(2);
-  @$pb.TagNumber(3)
-  set createdAtUnixTimestamp($fixnum.Int64 value) => $_setInt64(2, value);
-  @$pb.TagNumber(3)
-  $core.bool hasCreatedAtUnixTimestamp() => $_has(2);
-  @$pb.TagNumber(3)
-  void clearCreatedAtUnixTimestamp() => $_clearField(3);
-}
-
 class Response_AdditionalAccount extends $pb.GeneratedMessage {
   factory Response_AdditionalAccount({
     $fixnum.Int64? userId,
@@ -905,158 +818,82 @@ class Response_AdditionalAccount extends $pb.GeneratedMessage {
   void clearPlanId() => $_clearField(3);
 }
 
-class Response_Voucher extends $pb.GeneratedMessage {
-  factory Response_Voucher({
-    $core.String? voucherId,
-    $fixnum.Int64? valueCents,
-    $core.bool? redeemed,
-    $core.bool? requested,
-    $fixnum.Int64? createdAtUnixTimestamp,
-  }) {
-    final result = create();
-    if (voucherId != null) result.voucherId = voucherId;
-    if (valueCents != null) result.valueCents = valueCents;
-    if (redeemed != null) result.redeemed = redeemed;
-    if (requested != null) result.requested = requested;
-    if (createdAtUnixTimestamp != null)
-      result.createdAtUnixTimestamp = createdAtUnixTimestamp;
-    return result;
-  }
+class Response_Deprecated extends $pb.GeneratedMessage {
+  factory Response_Deprecated() => create();
 
-  Response_Voucher._();
+  Response_Deprecated._();
 
-  factory Response_Voucher.fromBuffer($core.List<$core.int> data,
+  factory Response_Deprecated.fromBuffer($core.List<$core.int> data,
           [$pb.ExtensionRegistry registry = $pb.ExtensionRegistry.EMPTY]) =>
       create()..mergeFromBuffer(data, registry);
-  factory Response_Voucher.fromJson($core.String json,
+  factory Response_Deprecated.fromJson($core.String json,
           [$pb.ExtensionRegistry registry = $pb.ExtensionRegistry.EMPTY]) =>
       create()..mergeFromJson(json, registry);
 
   static final $pb.BuilderInfo _i = $pb.BuilderInfo(
-      _omitMessageNames ? '' : 'Response.Voucher',
+      _omitMessageNames ? '' : 'Response.Deprecated',
       package:
           const $pb.PackageName(_omitMessageNames ? '' : 'server_to_client'),
       createEmptyInstance: create)
-    ..aOS(1, _omitFieldNames ? '' : 'voucherId')
-    ..aInt64(2, _omitFieldNames ? '' : 'valueCents')
-    ..aOB(3, _omitFieldNames ? '' : 'redeemed')
-    ..aOB(4, _omitFieldNames ? '' : 'requested')
-    ..aInt64(5, _omitFieldNames ? '' : 'createdAtUnixTimestamp')
     ..hasRequiredFields = false;
 
   @$core.Deprecated('See https://github.com/google/protobuf.dart/issues/998.')
-  Response_Voucher clone() => deepCopy();
+  Response_Deprecated clone() => deepCopy();
   @$core.Deprecated('See https://github.com/google/protobuf.dart/issues/998.')
-  Response_Voucher copyWith(void Function(Response_Voucher) updates) =>
-      super.copyWith((message) => updates(message as Response_Voucher))
-          as Response_Voucher;
+  Response_Deprecated copyWith(void Function(Response_Deprecated) updates) =>
+      super.copyWith((message) => updates(message as Response_Deprecated))
+          as Response_Deprecated;
 
   @$core.override
   $pb.BuilderInfo get info_ => _i;
 
   @$core.pragma('dart2js:noInline')
-  static Response_Voucher create() => Response_Voucher._();
+  static Response_Deprecated create() => Response_Deprecated._();
   @$core.override
-  Response_Voucher createEmptyInstance() => create();
+  Response_Deprecated createEmptyInstance() => create();
   @$core.pragma('dart2js:noInline')
-  static Response_Voucher getDefault() => _defaultInstance ??=
-      $pb.GeneratedMessage.$_defaultFor<Response_Voucher>(create);
-  static Response_Voucher? _defaultInstance;
-
-  @$pb.TagNumber(1)
-  $core.String get voucherId => $_getSZ(0);
-  @$pb.TagNumber(1)
-  set voucherId($core.String value) => $_setString(0, value);
-  @$pb.TagNumber(1)
-  $core.bool hasVoucherId() => $_has(0);
-  @$pb.TagNumber(1)
-  void clearVoucherId() => $_clearField(1);
-
-  @$pb.TagNumber(2)
-  $fixnum.Int64 get valueCents => $_getI64(1);
-  @$pb.TagNumber(2)
-  set valueCents($fixnum.Int64 value) => $_setInt64(1, value);
-  @$pb.TagNumber(2)
-  $core.bool hasValueCents() => $_has(1);
-  @$pb.TagNumber(2)
-  void clearValueCents() => $_clearField(2);
-
-  @$pb.TagNumber(3)
-  $core.bool get redeemed => $_getBF(2);
-  @$pb.TagNumber(3)
-  set redeemed($core.bool value) => $_setBool(2, value);
-  @$pb.TagNumber(3)
-  $core.bool hasRedeemed() => $_has(2);
-  @$pb.TagNumber(3)
-  void clearRedeemed() => $_clearField(3);
-
-  @$pb.TagNumber(4)
-  $core.bool get requested => $_getBF(3);
-  @$pb.TagNumber(4)
-  set requested($core.bool value) => $_setBool(3, value);
-  @$pb.TagNumber(4)
-  $core.bool hasRequested() => $_has(3);
-  @$pb.TagNumber(4)
-  void clearRequested() => $_clearField(4);
-
-  @$pb.TagNumber(5)
-  $fixnum.Int64 get createdAtUnixTimestamp => $_getI64(4);
-  @$pb.TagNumber(5)
-  set createdAtUnixTimestamp($fixnum.Int64 value) => $_setInt64(4, value);
-  @$pb.TagNumber(5)
-  $core.bool hasCreatedAtUnixTimestamp() => $_has(4);
-  @$pb.TagNumber(5)
-  void clearCreatedAtUnixTimestamp() => $_clearField(5);
+  static Response_Deprecated getDefault() => _defaultInstance ??=
+      $pb.GeneratedMessage.$_defaultFor<Response_Deprecated>(create);
+  static Response_Deprecated? _defaultInstance;
 }
 
-class Response_Vouchers extends $pb.GeneratedMessage {
-  factory Response_Vouchers({
-    $core.Iterable<Response_Voucher>? vouchers,
-  }) {
-    final result = create();
-    if (vouchers != null) result.vouchers.addAll(vouchers);
-    return result;
-  }
+class Response_Transaction extends $pb.GeneratedMessage {
+  factory Response_Transaction() => create();
 
-  Response_Vouchers._();
+  Response_Transaction._();
 
-  factory Response_Vouchers.fromBuffer($core.List<$core.int> data,
+  factory Response_Transaction.fromBuffer($core.List<$core.int> data,
           [$pb.ExtensionRegistry registry = $pb.ExtensionRegistry.EMPTY]) =>
       create()..mergeFromBuffer(data, registry);
-  factory Response_Vouchers.fromJson($core.String json,
+  factory Response_Transaction.fromJson($core.String json,
           [$pb.ExtensionRegistry registry = $pb.ExtensionRegistry.EMPTY]) =>
       create()..mergeFromJson(json, registry);
 
   static final $pb.BuilderInfo _i = $pb.BuilderInfo(
-      _omitMessageNames ? '' : 'Response.Vouchers',
+      _omitMessageNames ? '' : 'Response.Transaction',
       package:
           const $pb.PackageName(_omitMessageNames ? '' : 'server_to_client'),
       createEmptyInstance: create)
-    ..pPM<Response_Voucher>(1, _omitFieldNames ? '' : 'vouchers',
-        subBuilder: Response_Voucher.create)
     ..hasRequiredFields = false;
 
   @$core.Deprecated('See https://github.com/google/protobuf.dart/issues/998.')
-  Response_Vouchers clone() => deepCopy();
+  Response_Transaction clone() => deepCopy();
   @$core.Deprecated('See https://github.com/google/protobuf.dart/issues/998.')
-  Response_Vouchers copyWith(void Function(Response_Vouchers) updates) =>
-      super.copyWith((message) => updates(message as Response_Vouchers))
-          as Response_Vouchers;
+  Response_Transaction copyWith(void Function(Response_Transaction) updates) =>
+      super.copyWith((message) => updates(message as Response_Transaction))
+          as Response_Transaction;
 
   @$core.override
   $pb.BuilderInfo get info_ => _i;
 
   @$core.pragma('dart2js:noInline')
-  static Response_Vouchers create() => Response_Vouchers._();
+  static Response_Transaction create() => Response_Transaction._();
   @$core.override
-  Response_Vouchers createEmptyInstance() => create();
+  Response_Transaction createEmptyInstance() => create();
   @$core.pragma('dart2js:noInline')
-  static Response_Vouchers getDefault() => _defaultInstance ??=
-      $pb.GeneratedMessage.$_defaultFor<Response_Vouchers>(create);
-  static Response_Vouchers? _defaultInstance;
-
-  @$pb.TagNumber(1)
-  $pb.PbList<Response_Voucher> get vouchers => $_getList(0);
+  static Response_Transaction getDefault() => _defaultInstance ??=
+      $pb.GeneratedMessage.$_defaultFor<Response_Transaction>(create);
+  static Response_Transaction? _defaultInstance;
 }
 
 class Response_PlanBallance extends $pb.GeneratedMessage {
@@ -1195,85 +1032,6 @@ class Response_PlanBallance extends $pb.GeneratedMessage {
   void clearAdditionalAccountOwnerId() => $_clearField(8);
 }
 
-class Response_Location extends $pb.GeneratedMessage {
-  factory Response_Location({
-    $core.String? county,
-    $core.String? region,
-    $core.String? city,
-  }) {
-    final result = create();
-    if (county != null) result.county = county;
-    if (region != null) result.region = region;
-    if (city != null) result.city = city;
-    return result;
-  }
-
-  Response_Location._();
-
-  factory Response_Location.fromBuffer($core.List<$core.int> data,
-          [$pb.ExtensionRegistry registry = $pb.ExtensionRegistry.EMPTY]) =>
-      create()..mergeFromBuffer(data, registry);
-  factory Response_Location.fromJson($core.String json,
-          [$pb.ExtensionRegistry registry = $pb.ExtensionRegistry.EMPTY]) =>
-      create()..mergeFromJson(json, registry);
-
-  static final $pb.BuilderInfo _i = $pb.BuilderInfo(
-      _omitMessageNames ? '' : 'Response.Location',
-      package:
-          const $pb.PackageName(_omitMessageNames ? '' : 'server_to_client'),
-      createEmptyInstance: create)
-    ..aOS(1, _omitFieldNames ? '' : 'county')
-    ..aOS(2, _omitFieldNames ? '' : 'region')
-    ..aOS(3, _omitFieldNames ? '' : 'city')
-    ..hasRequiredFields = false;
-
-  @$core.Deprecated('See https://github.com/google/protobuf.dart/issues/998.')
-  Response_Location clone() => deepCopy();
-  @$core.Deprecated('See https://github.com/google/protobuf.dart/issues/998.')
-  Response_Location copyWith(void Function(Response_Location) updates) =>
-      super.copyWith((message) => updates(message as Response_Location))
-          as Response_Location;
-
-  @$core.override
-  $pb.BuilderInfo get info_ => _i;
-
-  @$core.pragma('dart2js:noInline')
-  static Response_Location create() => Response_Location._();
-  @$core.override
-  Response_Location createEmptyInstance() => create();
-  @$core.pragma('dart2js:noInline')
-  static Response_Location getDefault() => _defaultInstance ??=
-      $pb.GeneratedMessage.$_defaultFor<Response_Location>(create);
-  static Response_Location? _defaultInstance;
-
-  @$pb.TagNumber(1)
-  $core.String get county => $_getSZ(0);
-  @$pb.TagNumber(1)
-  set county($core.String value) => $_setString(0, value);
-  @$pb.TagNumber(1)
-  $core.bool hasCounty() => $_has(0);
-  @$pb.TagNumber(1)
-  void clearCounty() => $_clearField(1);
-
-  @$pb.TagNumber(2)
-  $core.String get region => $_getSZ(1);
-  @$pb.TagNumber(2)
-  set region($core.String value) => $_setString(1, value);
-  @$pb.TagNumber(2)
-  $core.bool hasRegion() => $_has(1);
-  @$pb.TagNumber(2)
-  void clearRegion() => $_clearField(2);
-
-  @$pb.TagNumber(3)
-  $core.String get city => $_getSZ(2);
-  @$pb.TagNumber(3)
-  set city($core.String value) => $_setString(2, value);
-  @$pb.TagNumber(3)
-  $core.bool hasCity() => $_has(2);
-  @$pb.TagNumber(3)
-  void clearCity() => $_clearField(3);
-}
-
 class Response_PreKey extends $pb.GeneratedMessage {
   factory Response_PreKey({
     $fixnum.Int64? id,
@@ -1754,11 +1512,11 @@ enum Response_Ok_Ok {
   uploadtoken,
   userdata,
   authtoken,
-  location,
+  deprecated7,
   authenticated,
   plans,
   planballance,
-  vouchers,
+  deprecated11,
   addaccountsinvites,
   downloadtokens,
   signedprekey,
@@ -1774,11 +1532,11 @@ class Response_Ok extends $pb.GeneratedMessage {
     Response_UploadToken? uploadtoken,
     Response_UserData? userdata,
     $core.List<$core.int>? authtoken,
-    Response_Location? location,
+    Response_Deprecated? deprecated7,
     Response_Authenticated? authenticated,
     Response_Plans? plans,
     Response_PlanBallance? planballance,
-    Response_Vouchers? vouchers,
+    Response_Deprecated? deprecated11,
     Response_AddAccountsInvites? addaccountsinvites,
     Response_DownloadTokens? downloadtokens,
     Response_SignedPreKey? signedprekey,
@@ -1791,11 +1549,11 @@ class Response_Ok extends $pb.GeneratedMessage {
     if (uploadtoken != null) result.uploadtoken = uploadtoken;
     if (userdata != null) result.userdata = userdata;
     if (authtoken != null) result.authtoken = authtoken;
-    if (location != null) result.location = location;
+    if (deprecated7 != null) result.deprecated7 = deprecated7;
     if (authenticated != null) result.authenticated = authenticated;
     if (plans != null) result.plans = plans;
     if (planballance != null) result.planballance = planballance;
-    if (vouchers != null) result.vouchers = vouchers;
+    if (deprecated11 != null) result.deprecated11 = deprecated11;
     if (addaccountsinvites != null)
       result.addaccountsinvites = addaccountsinvites;
     if (downloadtokens != null) result.downloadtokens = downloadtokens;
@@ -1820,11 +1578,11 @@ class Response_Ok extends $pb.GeneratedMessage {
     4: Response_Ok_Ok.uploadtoken,
     5: Response_Ok_Ok.userdata,
     6: Response_Ok_Ok.authtoken,
-    7: Response_Ok_Ok.location,
+    7: Response_Ok_Ok.deprecated7,
     8: Response_Ok_Ok.authenticated,
     9: Response_Ok_Ok.plans,
     10: Response_Ok_Ok.planballance,
-    11: Response_Ok_Ok.vouchers,
+    11: Response_Ok_Ok.deprecated11,
     12: Response_Ok_Ok.addaccountsinvites,
     13: Response_Ok_Ok.downloadtokens,
     14: Response_Ok_Ok.signedprekey,
@@ -1847,16 +1605,16 @@ class Response_Ok extends $pb.GeneratedMessage {
         subBuilder: Response_UserData.create)
     ..a<$core.List<$core.int>>(
         6, _omitFieldNames ? '' : 'authtoken', $pb.PbFieldType.OY)
-    ..aOM<Response_Location>(7, _omitFieldNames ? '' : 'location',
-        subBuilder: Response_Location.create)
+    ..aOM<Response_Deprecated>(7, _omitFieldNames ? '' : 'deprecated7',
+        protoName: 'deprecated_7', subBuilder: Response_Deprecated.create)
     ..aOM<Response_Authenticated>(8, _omitFieldNames ? '' : 'authenticated',
         subBuilder: Response_Authenticated.create)
     ..aOM<Response_Plans>(9, _omitFieldNames ? '' : 'plans',
         subBuilder: Response_Plans.create)
     ..aOM<Response_PlanBallance>(10, _omitFieldNames ? '' : 'planballance',
         subBuilder: Response_PlanBallance.create)
-    ..aOM<Response_Vouchers>(11, _omitFieldNames ? '' : 'vouchers',
-        subBuilder: Response_Vouchers.create)
+    ..aOM<Response_Deprecated>(11, _omitFieldNames ? '' : 'deprecated11',
+        protoName: 'deprecated_11', subBuilder: Response_Deprecated.create)
     ..aOM<Response_AddAccountsInvites>(
         12, _omitFieldNames ? '' : 'addaccountsinvites',
         subBuilder: Response_AddAccountsInvites.create)
@@ -1979,15 +1737,15 @@ class Response_Ok extends $pb.GeneratedMessage {
   void clearAuthtoken() => $_clearField(6);
 
   @$pb.TagNumber(7)
-  Response_Location get location => $_getN(6);
+  Response_Deprecated get deprecated7 => $_getN(6);
   @$pb.TagNumber(7)
-  set location(Response_Location value) => $_setField(7, value);
+  set deprecated7(Response_Deprecated value) => $_setField(7, value);
   @$pb.TagNumber(7)
-  $core.bool hasLocation() => $_has(6);
+  $core.bool hasDeprecated7() => $_has(6);
   @$pb.TagNumber(7)
-  void clearLocation() => $_clearField(7);
+  void clearDeprecated7() => $_clearField(7);
   @$pb.TagNumber(7)
-  Response_Location ensureLocation() => $_ensure(6);
+  Response_Deprecated ensureDeprecated7() => $_ensure(6);
 
   @$pb.TagNumber(8)
   Response_Authenticated get authenticated => $_getN(7);
@@ -2023,15 +1781,15 @@ class Response_Ok extends $pb.GeneratedMessage {
   Response_PlanBallance ensurePlanballance() => $_ensure(9);
 
   @$pb.TagNumber(11)
-  Response_Vouchers get vouchers => $_getN(10);
+  Response_Deprecated get deprecated11 => $_getN(10);
   @$pb.TagNumber(11)
-  set vouchers(Response_Vouchers value) => $_setField(11, value);
+  set deprecated11(Response_Deprecated value) => $_setField(11, value);
   @$pb.TagNumber(11)
-  $core.bool hasVouchers() => $_has(10);
+  $core.bool hasDeprecated11() => $_has(10);
   @$pb.TagNumber(11)
-  void clearVouchers() => $_clearField(11);
+  void clearDeprecated11() => $_clearField(11);
   @$pb.TagNumber(11)
-  Response_Vouchers ensureVouchers() => $_ensure(10);
+  Response_Deprecated ensureDeprecated11() => $_ensure(10);
 
   @$pb.TagNumber(12)
   Response_AddAccountsInvites get addaccountsinvites => $_getN(11);

lib/src/model/protobuf/api/websocket/server_to_client.pbenum.dart

@@ -9,48 +9,3 @@
 // ignore_for_file: curly_braces_in_flow_control_structures
 // ignore_for_file: deprecated_member_use_from_same_package, library_prefixes
 // ignore_for_file: non_constant_identifier_names, prefer_relative_imports
-
-import 'dart:core' as $core;
-
-import 'package:protobuf/protobuf.dart' as $pb;
-
-class Response_TransactionTypes extends $pb.ProtobufEnum {
-  static const Response_TransactionTypes Refund =
-      Response_TransactionTypes._(0, _omitEnumNames ? '' : 'Refund');
-  static const Response_TransactionTypes VoucherRedeemed =
-      Response_TransactionTypes._(1, _omitEnumNames ? '' : 'VoucherRedeemed');
-  static const Response_TransactionTypes VoucherCreated =
-      Response_TransactionTypes._(2, _omitEnumNames ? '' : 'VoucherCreated');
-  static const Response_TransactionTypes Cash =
-      Response_TransactionTypes._(3, _omitEnumNames ? '' : 'Cash');
-  static const Response_TransactionTypes PlanUpgrade =
-      Response_TransactionTypes._(4, _omitEnumNames ? '' : 'PlanUpgrade');
-  static const Response_TransactionTypes Unknown =
-      Response_TransactionTypes._(5, _omitEnumNames ? '' : 'Unknown');
-  static const Response_TransactionTypes ThanksForTesting =
-      Response_TransactionTypes._(6, _omitEnumNames ? '' : 'ThanksForTesting');
-  static const Response_TransactionTypes AutoRenewal =
-      Response_TransactionTypes._(7, _omitEnumNames ? '' : 'AutoRenewal');
-
-  static const $core.List<Response_TransactionTypes> values =
-      <Response_TransactionTypes>[
-    Refund,
-    VoucherRedeemed,
-    VoucherCreated,
-    Cash,
-    PlanUpgrade,
-    Unknown,
-    ThanksForTesting,
-    AutoRenewal,
-  ];
-
-  static final $core.List<Response_TransactionTypes?> _byValue =
-      $pb.ProtobufEnum.$_initByValueList(values, 7);
-  static Response_TransactionTypes? valueOf($core.int value) =>
-      value < 0 || value >= _byValue.length ? null : _byValue[value];
-
-  const Response_TransactionTypes._(super.value, super.name);
-}
-
-const $core.bool _omitEnumNames =
-    $core.bool.fromEnvironment('protobuf.omit_enum_names');

lib/src/model/protobuf/api/websocket/server_to_client.pbjson.dart

@@ -166,12 +166,10 @@ const Response$json = {
     Response_Plans$json,
     Response_AddAccountsInvite$json,
     Response_AddAccountsInvites$json,
-    Response_Transaction$json,
     Response_AdditionalAccount$json,
-    Response_Voucher$json,
-    Response_Vouchers$json,
+    Response_Deprecated$json,
+    Response_Transaction$json,
     Response_PlanBallance$json,
-    Response_Location$json,
     Response_PreKey$json,
     Response_SignedPreKey$json,
     Response_UserData$json,
@@ -180,7 +178,6 @@ const Response$json = {
     Response_ProofOfWork$json,
     Response_Ok$json
   ],
-  '4': [Response_TransactionTypes$json],
   '8': [
     {'1': 'Response'},
   ],
@@ -285,29 +282,6 @@ const Response_AddAccountsInvites$json = {
   ],
 };
 
-@$core.Deprecated('Use responseDescriptor instead')
-const Response_Transaction$json = {
-  '1': 'Transaction',
-  '2': [
-    {'1': 'deposit_cents', '3': 1, '4': 1, '5': 3, '10': 'depositCents'},
-    {
-      '1': 'transaction_type',
-      '3': 2,
-      '4': 1,
-      '5': 14,
-      '6': '.server_to_client.Response.TransactionTypes',
-      '10': 'transactionType'
-    },
-    {
-      '1': 'created_at_unix_timestamp',
-      '3': 3,
-      '4': 1,
-      '5': 3,
-      '10': 'createdAtUnixTimestamp'
-    },
-  ],
-};
-
 @$core.Deprecated('Use responseDescriptor instead')
 const Response_AdditionalAccount$json = {
   '1': 'AdditionalAccount',
@@ -318,36 +292,13 @@ const Response_AdditionalAccount$json = {
 };
 
 @$core.Deprecated('Use responseDescriptor instead')
-const Response_Voucher$json = {
-  '1': 'Voucher',
-  '2': [
-    {'1': 'voucher_id', '3': 1, '4': 1, '5': 9, '10': 'voucherId'},
-    {'1': 'value_cents', '3': 2, '4': 1, '5': 3, '10': 'valueCents'},
-    {'1': 'redeemed', '3': 3, '4': 1, '5': 8, '10': 'redeemed'},
-    {'1': 'requested', '3': 4, '4': 1, '5': 8, '10': 'requested'},
-    {
-      '1': 'created_at_unix_timestamp',
-      '3': 5,
-      '4': 1,
-      '5': 3,
-      '10': 'createdAtUnixTimestamp'
-    },
-  ],
+const Response_Deprecated$json = {
+  '1': 'Deprecated',
 };
 
 @$core.Deprecated('Use responseDescriptor instead')
-const Response_Vouchers$json = {
-  '1': 'Vouchers',
-  '2': [
-    {
-      '1': 'vouchers',
-      '3': 1,
-      '4': 3,
-      '5': 11,
-      '6': '.server_to_client.Response.Voucher',
-      '10': 'vouchers'
-    },
-  ],
+const Response_Transaction$json = {
+  '1': 'Transaction',
 };
 
 @$core.Deprecated('Use responseDescriptor instead')
@@ -429,16 +380,6 @@ const Response_PlanBallance$json = {
   ],
 };
 
-@$core.Deprecated('Use responseDescriptor instead')
-const Response_Location$json = {
-  '1': 'Location',
-  '2': [
-    {'1': 'county', '3': 1, '4': 1, '5': 9, '10': 'county'},
-    {'1': 'region', '3': 2, '4': 1, '5': 9, '10': 'region'},
-    {'1': 'city', '3': 3, '4': 1, '5': 9, '10': 'city'},
-  ],
-};
-
 @$core.Deprecated('Use responseDescriptor instead')
 const Response_PreKey$json = {
   '1': 'PreKey',
@@ -602,13 +543,13 @@ const Response_Ok$json = {
     },
     {'1': 'authtoken', '3': 6, '4': 1, '5': 12, '9': 0, '10': 'authtoken'},
     {
-      '1': 'location',
+      '1': 'deprecated_7',
       '3': 7,
       '4': 1,
       '5': 11,
-      '6': '.server_to_client.Response.Location',
+      '6': '.server_to_client.Response.Deprecated',
       '9': 0,
-      '10': 'location'
+      '10': 'deprecated7'
     },
     {
       '1': 'authenticated',
@@ -638,13 +579,13 @@ const Response_Ok$json = {
       '10': 'planballance'
     },
     {
-      '1': 'vouchers',
+      '1': 'deprecated_11',
       '3': 11,
       '4': 1,
       '5': 11,
-      '6': '.server_to_client.Response.Vouchers',
+      '6': '.server_to_client.Response.Deprecated',
       '9': 0,
-      '10': 'vouchers'
+      '10': 'deprecated11'
     },
     {
       '1': 'addaccountsinvites',
@@ -688,21 +629,6 @@ const Response_Ok$json = {
   ],
 };
 
-@$core.Deprecated('Use responseDescriptor instead')
-const Response_TransactionTypes$json = {
-  '1': 'TransactionTypes',
-  '2': [
-    {'1': 'Refund', '2': 0},
-    {'1': 'VoucherRedeemed', '2': 1},
-    {'1': 'VoucherCreated', '2': 2},
-    {'1': 'Cash', '2': 3},
-    {'1': 'PlanUpgrade', '2': 4},
-    {'1': 'Unknown', '2': 5},
-    {'1': 'ThanksForTesting', '2': 6},
-    {'1': 'AutoRenewal', '2': 7},
-  ],
-};
-
 /// Descriptor for `Response`. Decode as a `google.protobuf.DescriptorProto`.
 final $typed_data.Uint8List responseDescriptor = $convert.base64Decode(
     'CghSZXNwb25zZRIvCgJvaxgBIAEoCzIdLnNlcnZlcl90b19jbGllbnQuUmVzcG9uc2UuT2tIAF'
@@ -720,64 +646,53 @@ final $typed_data.Uint8List responseDescriptor = $convert.base64Decode(
     'bnQuUmVzcG9uc2UuUGxhblIFcGxhbnMaTQoRQWRkQWNjb3VudHNJbnZpdGUSFwoHcGxhbl9pZB'
     'gBIAEoCVIGcGxhbklkEh8KC2ludml0ZV9jb2RlGAIgASgJUgppbnZpdGVDb2RlGlwKEkFkZEFj'
     'Y291bnRzSW52aXRlcxJGCgdpbnZpdGVzGAEgAygLMiwuc2VydmVyX3RvX2NsaWVudC5SZXNwb2'
-    '5zZS5BZGRBY2NvdW50c0ludml0ZVIHaW52aXRlcxrFAQoLVHJhbnNhY3Rpb24SIwoNZGVwb3Np'
-    'dF9jZW50cxgBIAEoA1IMZGVwb3NpdENlbnRzElYKEHRyYW5zYWN0aW9uX3R5cGUYAiABKA4yKy'
-    '5zZXJ2ZXJfdG9fY2xpZW50LlJlc3BvbnNlLlRyYW5zYWN0aW9uVHlwZXNSD3RyYW5zYWN0aW9u'
-    'VHlwZRI5ChljcmVhdGVkX2F0X3VuaXhfdGltZXN0YW1wGAMgASgDUhZjcmVhdGVkQXRVbml4VG'
-    'ltZXN0YW1wGkUKEUFkZGl0aW9uYWxBY2NvdW50EhcKB3VzZXJfaWQYASABKANSBnVzZXJJZBIX'
-    'CgdwbGFuX2lkGAMgASgJUgZwbGFuSWQavgEKB1ZvdWNoZXISHQoKdm91Y2hlcl9pZBgBIAEoCV'
-    'IJdm91Y2hlcklkEh8KC3ZhbHVlX2NlbnRzGAIgASgDUgp2YWx1ZUNlbnRzEhoKCHJlZGVlbWVk'
-    'GAMgASgIUghyZWRlZW1lZBIcCglyZXF1ZXN0ZWQYBCABKAhSCXJlcXVlc3RlZBI5ChljcmVhdG'
-    'VkX2F0X3VuaXhfdGltZXN0YW1wGAUgASgDUhZjcmVhdGVkQXRVbml4VGltZXN0YW1wGkoKCFZv'
-    'dWNoZXJzEj4KCHZvdWNoZXJzGAEgAygLMiIuc2VydmVyX3RvX2NsaWVudC5SZXNwb25zZS5Wb3'
-    'VjaGVyUgh2b3VjaGVycxqXBQoMUGxhbkJhbGxhbmNlEkAKHXVzZWRfZGFpbHlfbWVkaWFfdXBs'
-    'b2FkX2xpbWl0GAEgASgDUhl1c2VkRGFpbHlNZWRpYVVwbG9hZExpbWl0Ej4KHHVzZWRfdXBsb2'
-    'FkX21lZGlhX3NpemVfbGltaXQYAiABKANSGHVzZWRVcGxvYWRNZWRpYVNpemVMaW1pdBIzChNw'
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-    'JhZGRpdGlvbmFsQWNjb3VudHMSJgoMYXV0b19yZW5ld2FsGAcgASgISAJSC2F1dG9SZW5ld2Fs'
-    'iAEBEkIKG2FkZGl0aW9uYWxfYWNjb3VudF9vd25lcl9pZBgIIAEoA0gDUhhhZGRpdGlvbmFsQW'
-    'Njb3VudE93bmVySWSIAQFCFgoUX3BheW1lbnRfcGVyaW9kX2RheXNCIwohX2xhc3RfcGF5bWVu'
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-    'RpdHlfa2V5GAMgASgMSAFSEXB1YmxpY0lkZW50aXR5S2V5iAEBEigKDXNpZ25lZF9wcmVrZXkY'
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-    '90b19jbGllbnQuUmVzcG9uc2UuVXNlckRhdGFIAFIIdXNlcmRhdGESHgoJYXV0aHRva2VuGAYg'
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-    'aWVudC5SZXNwb25zZS5Qcm9vZk9mV29ya0gAUgtwcm9vZk9mV29ya0IECgJPayKWAQoQVHJhbn'
-    'NhY3Rpb25UeXBlcxIKCgZSZWZ1bmQQABITCg9Wb3VjaGVyUmVkZWVtZWQQARISCg5Wb3VjaGVy'
-    'Q3JlYXRlZBACEggKBENhc2gQAxIPCgtQbGFuVXBncmFkZRAEEgsKB1Vua25vd24QBRIUChBUaG'
-    'Fua3NGb3JUZXN0aW5nEAYSDwoLQXV0b1JlbmV3YWwQB0IKCghSZXNwb25zZQ==');
+    '5zZS5BZGRBY2NvdW50c0ludml0ZVIHaW52aXRlcxpFChFBZGRpdGlvbmFsQWNjb3VudBIXCgd1'
+    'c2VyX2lkGAEgASgDUgZ1c2VySWQSFwoHcGxhbl9pZBgDIAEoCVIGcGxhbklkGgwKCkRlcHJlY2'
+    'F0ZWQaDQoLVHJhbnNhY3Rpb24alwUKDFBsYW5CYWxsYW5jZRJACh11c2VkX2RhaWx5X21lZGlh'
+    'X3VwbG9hZF9saW1pdBgBIAEoA1IZdXNlZERhaWx5TWVkaWFVcGxvYWRMaW1pdBI+Chx1c2VkX3'
+    'VwbG9hZF9tZWRpYV9zaXplX2xpbWl0GAIgASgDUhh1c2VkVXBsb2FkTWVkaWFTaXplTGltaXQS'
+    'MwoTcGF5bWVudF9wZXJpb2RfZGF5cxgDIAEoA0gAUhFwYXltZW50UGVyaW9kRGF5c4gBARJLCi'
+    'BsYXN0X3BheW1lbnRfZG9uZV91bml4X3RpbWVzdGFtcBgEIAEoA0gBUhxsYXN0UGF5bWVudERv'
+    'bmVVbml4VGltZXN0YW1wiAEBEkoKDHRyYW5zYWN0aW9ucxgFIAMoCzImLnNlcnZlcl90b19jbG'
+    'llbnQuUmVzcG9uc2UuVHJhbnNhY3Rpb25SDHRyYW5zYWN0aW9ucxJdChNhZGRpdGlvbmFsX2Fj'
+    'Y291bnRzGAYgAygLMiwuc2VydmVyX3RvX2NsaWVudC5SZXNwb25zZS5BZGRpdGlvbmFsQWNjb3'
+    'VudFISYWRkaXRpb25hbEFjY291bnRzEiYKDGF1dG9fcmVuZXdhbBgHIAEoCEgCUgthdXRvUmVu'
+    'ZXdhbIgBARJCChthZGRpdGlvbmFsX2FjY291bnRfb3duZXJfaWQYCCABKANIA1IYYWRkaXRpb2'
+    '5hbEFjY291bnRPd25lcklkiAEBQhYKFF9wYXltZW50X3BlcmlvZF9kYXlzQiMKIV9sYXN0X3Bh'
+    'eW1lbnRfZG9uZV91bml4X3RpbWVzdGFtcEIPCg1fYXV0b19yZW5ld2FsQh4KHF9hZGRpdGlvbm'
+    'FsX2FjY291bnRfb3duZXJfaWQaMAoGUHJlS2V5Eg4KAmlkGAEgASgDUgJpZBIWCgZwcmVrZXkY'
+    'AiABKAxSBnByZWtleRqVAQoMU2lnbmVkUHJlS2V5EigKEHNpZ25lZF9wcmVrZXlfaWQYASABKA'
+    'NSDnNpZ25lZFByZWtleUlkEiMKDXNpZ25lZF9wcmVrZXkYAiABKAxSDHNpZ25lZFByZWtleRI2'
+    'ChdzaWduZWRfcHJla2V5X3NpZ25hdHVyZRgDIAEoDFIVc2lnbmVkUHJla2V5U2lnbmF0dXJlGv'
+    'YDCghVc2VyRGF0YRIXCgd1c2VyX2lkGAEgASgDUgZ1c2VySWQSOwoHcHJla2V5cxgCIAMoCzIh'
+    'LnNlcnZlcl90b19jbGllbnQuUmVzcG9uc2UuUHJlS2V5UgdwcmVrZXlzEh8KCHVzZXJuYW1lGA'
+    'cgASgMSABSCHVzZXJuYW1liAEBEjMKE3B1YmxpY19pZGVudGl0eV9rZXkYAyABKAxIAVIRcHVi'
+    'bGljSWRlbnRpdHlLZXmIAQESKAoNc2lnbmVkX3ByZWtleRgEIAEoDEgCUgxzaWduZWRQcmVrZX'
+    'mIAQESOwoXc2lnbmVkX3ByZWtleV9zaWduYXR1cmUYBSABKAxIA1IVc2lnbmVkUHJla2V5U2ln'
+    'bmF0dXJliAEBEi0KEHNpZ25lZF9wcmVrZXlfaWQYBiABKANIBFIOc2lnbmVkUHJla2V5SWSIAQ'
+    'ESLAoPcmVnaXN0cmF0aW9uX2lkGAggASgDSAVSDnJlZ2lzdHJhdGlvbklkiAEBQgsKCV91c2Vy'
+    'bmFtZUIWChRfcHVibGljX2lkZW50aXR5X2tleUIQCg5fc2lnbmVkX3ByZWtleUIaChhfc2lnbm'
+    'VkX3ByZWtleV9zaWduYXR1cmVCEwoRX3NpZ25lZF9wcmVrZXlfaWRCEgoQX3JlZ2lzdHJhdGlv'
+    'bl9pZBpZCgtVcGxvYWRUb2tlbhIhCgx1cGxvYWRfdG9rZW4YASABKAxSC3VwbG9hZFRva2VuEi'
+    'cKD2Rvd25sb2FkX3Rva2VucxgCIAMoDFIOZG93bmxvYWRUb2tlbnMaOQoORG93bmxvYWRUb2tl'
+    'bnMSJwoPZG93bmxvYWRfdG9rZW5zGAEgAygMUg5kb3dubG9hZFRva2VucxpFCgtQcm9vZk9mV2'
+    '9yaxIWCgZwcmVmaXgYASABKAlSBnByZWZpeBIeCgpkaWZmaWN1bHR5GAIgASgDUgpkaWZmaWN1'
+    'bHR5GtcHCgJPaxIUCgROb25lGAEgASgISABSBE5vbmUSGAoGdXNlcmlkGAIgASgDSABSBnVzZX'
+    'JpZBImCg1hdXRoY2hhbGxlbmdlGAMgASgMSABSDWF1dGhjaGFsbGVuZ2USSgoLdXBsb2FkdG9r'
+    'ZW4YBCABKAsyJi5zZXJ2ZXJfdG9fY2xpZW50LlJlc3BvbnNlLlVwbG9hZFRva2VuSABSC3VwbG'
+    '9hZHRva2VuEkEKCHVzZXJkYXRhGAUgASgLMiMuc2VydmVyX3RvX2NsaWVudC5SZXNwb25zZS5V'
+    'c2VyRGF0YUgAUgh1c2VyZGF0YRIeCglhdXRodG9rZW4YBiABKAxIAFIJYXV0aHRva2VuEkoKDG'
+    'RlcHJlY2F0ZWRfNxgHIAEoCzIlLnNlcnZlcl90b19jbGllbnQuUmVzcG9uc2UuRGVwcmVjYXRl'
+    'ZEgAUgtkZXByZWNhdGVkNxJQCg1hdXRoZW50aWNhdGVkGAggASgLMiguc2VydmVyX3RvX2NsaW'
+    'VudC5SZXNwb25zZS5BdXRoZW50aWNhdGVkSABSDWF1dGhlbnRpY2F0ZWQSOAoFcGxhbnMYCSAB'
+    'KAsyIC5zZXJ2ZXJfdG9fY2xpZW50LlJlc3BvbnNlLlBsYW5zSABSBXBsYW5zEk0KDHBsYW5iYW'
+    'xsYW5jZRgKIAEoCzInLnNlcnZlcl90b19jbGllbnQuUmVzcG9uc2UuUGxhbkJhbGxhbmNlSABS'
+    'DHBsYW5iYWxsYW5jZRJMCg1kZXByZWNhdGVkXzExGAsgASgLMiUuc2VydmVyX3RvX2NsaWVudC'
+    '5SZXNwb25zZS5EZXByZWNhdGVkSABSDGRlcHJlY2F0ZWQxMRJfChJhZGRhY2NvdW50c2ludml0'
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+    'gAUhJhZGRhY2NvdW50c2ludml0ZXMSUwoOZG93bmxvYWR0b2tlbnMYDSABKAsyKS5zZXJ2ZXJf'
+    'dG9fY2xpZW50LlJlc3BvbnNlLkRvd25sb2FkVG9rZW5zSABSDmRvd25sb2FkdG9rZW5zEk0KDH'
+    'NpZ25lZHByZWtleRgOIAEoCzInLnNlcnZlcl90b19jbGllbnQuUmVzcG9uc2UuU2lnbmVkUHJl'
+    'S2V5SABSDHNpZ25lZHByZWtleRJKCgtwcm9vZk9mV29yaxgPIAEoCzImLnNlcnZlcl90b19jbG'
+    'llbnQuUmVzcG9uc2UuUHJvb2ZPZldvcmtIAFILcHJvb2ZPZldvcmtCBAoCT2tCCgoIUmVzcG9u'
+    'c2U=');

lib/src/providers/routing.provider.dart

@@ -16,7 +16,6 @@ import 'package:twonly/src/visual/views/onboarding/recover.view.dart';
 import 'package:twonly/src/visual/views/public_profile.view.dart';
 import 'package:twonly/src/visual/views/settings/account.view.dart';
 import 'package:twonly/src/visual/views/settings/appearance.view.dart';
-import 'package:twonly/src/visual/views/settings/backup/backup_server.view.dart';
 import 'package:twonly/src/visual/views/settings/backup/backup_settings.view.dart';
 import 'package:twonly/src/visual/views/settings/backup/backup_setup.view.dart';
 import 'package:twonly/src/visual/views/settings/chat/chat_reactions.view.dart';
@@ -165,10 +164,6 @@ final routerProvider = GoRouter(
           path: 'backup',
           builder: (context, state) => const BackupView(),
           routes: [
-            GoRoute(
-              path: 'server',
-              builder: (context, state) => const BackupServerView(),
-            ),
             GoRoute(
               path: 'recovery',
               builder: (context, state) => const BackupRecoveryView(),

lib/src/services/api.service.dart

@@ -15,6 +15,7 @@ import 'package:flutter/foundation.dart';
 import 'package:libsignal_protocol_dart/src/ecc/ed25519.dart';
 import 'package:mutex/mutex.dart';
 import 'package:package_info_plus/package_info_plus.dart';
+import 'package:twonly/core/bridge/wrapper/key_manager.dart';
 import 'package:twonly/globals.dart';
 import 'package:twonly/locator.dart';
 import 'package:twonly/src/constants/secure_storage.keys.dart';
@@ -31,7 +32,7 @@ import 'package:twonly/src/services/api/messages.api.dart';
 import 'package:twonly/src/services/api/server_messages.api.dart';
 import 'package:twonly/src/services/api/utils.api.dart';
 import 'package:twonly/src/services/flame.service.dart';
-import 'package:twonly/src/services/group.services.dart';
+import 'package:twonly/src/services/group.service.dart';
 import 'package:twonly/src/services/notifications/fcm.notifications.dart';
 import 'package:twonly/src/services/notifications/pushkeys.notifications.dart';
 import 'package:twonly/src/services/signal/identity.signal.dart';
@@ -60,6 +61,8 @@ class ApiService {
   // final String apiHost = kReleaseMode ? 'api.twonly.eu' : 'dev.twonly.eu';
   final String apiSecure = kReleaseMode ? 's' : 's';
 
+  String get apiEndpoint => 'http$apiSecure://$apiHost/api/';
+
   final _planUpdateController = StreamController<SubscriptionPlan>.broadcast();
   Stream<SubscriptionPlan> get onPlanUpdated => _planUpdateController.stream;
 
@@ -92,6 +95,7 @@ class ApiService {
     try {
       final channel = IOWebSocketChannel.connect(
         Uri.parse(apiUrl),
+        pingInterval: const Duration(seconds: 30),
       );
       _channel = channel;
       _channel!.stream.listen(_onData, onDone: _onDone, onError: _onError);
@@ -122,7 +126,7 @@ class ApiService {
       twonlyDB.markUpdated();
       unawaited(syncFlameCounters());
       unawaited(setupNotificationWithUsers());
-      unawaited(signalHandleNewServerConnection());
+      unawaited(SignalIdentityService.onAuthenticated());
       resetResyncedUsers();
       resetUserDiscoveryRequestUpdates();
       unawaited(fetchGroupStatesForUnjoinedGroups());
@@ -244,11 +248,11 @@ class ApiService {
     try {
       final msg = server.ServerToClient.fromBuffer(msgBuffer as Uint8List);
       if (msg.v0.hasResponse()) {
-        await removeFromRetransmissionBuffer(msg.v0.seq);
         final completer = _pendingRequests.remove(msg.v0.seq);
         if (completer != null && !completer.isCompleted) {
           completer.complete(msg);
         }
+        unawaited(removeFromRetransmissionBuffer(msg.v0.seq));
       } else {
         unawaited(handleServerMessage(msg));
       }
@@ -414,6 +418,7 @@ class ApiService {
             ),
           );
         }
+        await twonlyDB.receiptsDao.deleteReceiptForUser(contactId);
       }
     }
     return res;
@@ -450,6 +455,21 @@ class ApiService {
           await onAuthenticated();
         } else {
           unawaited(onAuthenticated());
+
+          try {
+            Log.info('Switching authentication to login token');
+            final loginToken = await RustKeyManager.getLoginToken();
+            final res = await _setLoginToken(loginToken);
+            if (res.isSuccess) {
+              Log.info('Switch was successfully.');
+              await UserService.update((u) => u.canUseLoginTokenForAuth = true);
+              await SecureStorage.instance.delete(
+                key: SecureStorageKeys.apiAuthToken,
+              );
+            }
+          } catch (e) {
+            Log.error(e);
+          }
         }
         return true;
       }
@@ -466,16 +486,62 @@ class ApiService {
     return false;
   }
 
+  Future<bool> tryAuthenticateWithLoginToken() async {
+    try {
+      final loginToken = await RustKeyManager.getLoginToken();
+
+      final authenticate = Handshake_AuthenticateWithLoginToken()
+        ..userId = Int64(userService.currentUser.userId)
+        ..appVersion = (await PackageInfo.fromPlatform()).version
+        ..deviceId = Int64(userService.currentUser.deviceId)
+        ..inBackground = AppState.isInBackgroundTask
+        ..secretLoginToken = loginToken.toList();
+
+      final handshake = Handshake()..authenticateWithLoginToken = authenticate;
+      final req = createClientToServerFromHandshake(handshake);
+
+      final result = await sendRequestSync(req, authenticated: false);
+
+      if (result.isSuccess) {
+        Log.info('websocket is authenticated');
+        isAuthenticated = true;
+        if (AppState.isInBackgroundTask) {
+          await onAuthenticated();
+        } else {
+          unawaited(onAuthenticated());
+        }
+        return true;
+      }
+      if (result.isError) {
+        if (result.error != ErrorCode.AuthTokenNotValid &&
+            result.error != ErrorCode.ForegroundSessionConnected) {
+          Log.error(
+            'got error while authenticating to the server: ${result.error}',
+          );
+          return false;
+        }
+      }
+    } catch (e) {
+      Log.error(e);
+    }
+    return false;
+  }
+
   Future<void> authenticate() async {
     return lockAuthentication.protect(() async {
       if (isAuthenticated) return;
-      if (await getSignalIdentity() == null) {
-        Log.error('Signal identity not found.');
+
+      if (!userService.isUserCreated) {
         return;
       }
 
       if (!userService.isUserCreated) return;
 
+      if (userService.currentUser.canUseLoginTokenForAuth) {
+        await tryAuthenticateWithLoginToken();
+        return;
+      }
+
       if (await tryAuthenticateWithToken()) {
         return;
       }
@@ -542,6 +608,8 @@ class ApiService {
 
     final signedPreKey = (await signalStore.loadSignedPreKeys())[0];
 
+    final loginToken = await RustKeyManager.getLoginToken();
+
     final register = Handshake_Register()
       ..username = username
       ..publicIdentityKey = (await signalStore.getIdentityKeyPair())
@@ -552,6 +620,7 @@ class ApiService {
       ..signedPrekeySignature = signedPreKey.signature
       ..signedPrekeyId = Int64(signedPreKey.id)
       ..langCode = ui.PlatformDispatcher.instance.locale.languageCode
+      ..loginToken = loginToken
       ..proofOfWork = Int64(proofOfWorkResult)
       ..isIos = Platform.isIOS;
 
@@ -617,13 +686,28 @@ class ApiService {
     return sendRequestSync(req, ensureRetransmission: true);
   }
 
-  Future<Result> getCurrentLocation() async {
-    final get = ApplicationData_GetLocation();
-    final appData = ApplicationData()..getLocation = get;
+  Future<Result> _setLoginToken(List<int> token) async {
+    final get = ApplicationData_SetLoginToken()..loginToken = token;
+    final appData = ApplicationData()..setLoginToken = get;
     final req = createClientToServerFromApplicationData(appData);
     return sendRequestSync(req);
   }
 
+  Future<int?> getUserIdFromUsername(String username) async {
+    final appData = Handshake(
+      getUseridByUsername: Handshake_GetUserIdByUsername(username: username),
+    );
+    final req = createClientToServerFromHandshake(appData);
+    final res = await sendRequestSync(req);
+    if (res.isSuccess) {
+      final ok = res.value as server.Response_Ok;
+      if (ok.hasUserid()) {
+        return ok.userid.toInt();
+      }
+    }
+    return null;
+  }
+
   Future<Response_UserData?> getUserData(String username) async {
     final get = ApplicationData_GetUserByUsername()..username = username;
     final appData = ApplicationData()..getUserByUsername = get;
@@ -652,27 +736,6 @@ class ApiService {
     return null;
   }
 
-  Future<Response_Vouchers?> getVoucherList() async {
-    final get = ApplicationData_GetVouchers();
-    final appData = ApplicationData()..getVouchers = get;
-    final req = createClientToServerFromApplicationData(appData);
-    final res = await sendRequestSync(req);
-    if (res.isSuccess) {
-      final ok = res.value as server.Response_Ok;
-      if (ok.hasVouchers()) {
-        return ok.vouchers;
-      }
-    }
-    return null;
-  }
-
-  Future<Result> updatePlanOptions(bool autoRenewal) async {
-    final get = ApplicationData_UpdatePlanOptions()..autoRenewal = autoRenewal;
-    final appData = ApplicationData()..updatePlanOptions = get;
-    final req = createClientToServerFromApplicationData(appData);
-    return sendRequestSync(req);
-  }
-
   Future<Result> removeAdditionalUser(Int64 userId) async {
     final get = ApplicationData_RemoveAdditionalUser()..userId = userId;
     final appData = ApplicationData()..removeAdditionalUser = get;
@@ -687,34 +750,6 @@ class ApiService {
     return sendRequestSync(req, contactId: userId.toInt());
   }
 
-  Future<Result> buyVoucher(int valueInCents) async {
-    final get = ApplicationData_CreateVoucher()..valueCents = valueInCents;
-    final appData = ApplicationData()..createVoucher = get;
-    final req = createClientToServerFromApplicationData(appData);
-    return sendRequestSync(req);
-  }
-
-  Future<Result> switchToPayedPlan(
-    String planId,
-    bool payMonthly,
-    bool autoRenewal,
-  ) async {
-    final get = ApplicationData_SwitchToPayedPlan()
-      ..planId = planId
-      ..payMonthly = payMonthly
-      ..autoRenewal = autoRenewal;
-    final appData = ApplicationData()..switchtoPayedPlan = get;
-    final req = createClientToServerFromApplicationData(appData);
-    return sendRequestSync(req);
-  }
-
-  Future<Result> redeemVoucher(String voucher) async {
-    final get = ApplicationData_RedeemVoucher()..voucher = voucher;
-    final appData = ApplicationData()..redeemVoucher = get;
-    final req = createClientToServerFromApplicationData(appData);
-    return sendRequestSync(req);
-  }
-
   Future<Result> reportUser(int userId, String reason) async {
     final get = ApplicationData_ReportUser()
       ..reportedUserId = Int64(userId)
@@ -731,13 +766,6 @@ class ApiService {
     return sendRequestSync(req);
   }
 
-  Future<Result> redeemUserInviteCode(String inviteCode) async {
-    final get = ApplicationData_RedeemAdditionalCode()..inviteCode = inviteCode;
-    final appData = ApplicationData()..redeemAdditionalCode = get;
-    final req = createClientToServerFromApplicationData(appData);
-    return sendRequestSync(req);
-  }
-
   Future<Result> updateFCMToken(String googleFcm) async {
     final get = ApplicationData_UpdateGoogleFcmToken()..googleFcm = googleFcm;
     final appData = ApplicationData()..updateGoogleFcmToken = get;

lib/src/services/api/client2client/contact.c2c.dart

@@ -60,6 +60,15 @@ Future<bool> handleNewContactRequest(int fromUserId) async {
 }
 
 Future<void> handleContactAccept(int fromUserId) async {
+  final contact = await twonlyDB.contactsDao
+      .getContactByUserId(fromUserId)
+      .getSingleOrNull();
+  if (contact == null) return;
+  if (contact.requested || contact.deletedByUser) {
+    Log.error('User has never send an request. So ignore the Accept.');
+    return;
+  }
+
   await twonlyDB.contactsDao.updateContact(
     fromUserId,
     const ContactsCompanion(
@@ -68,10 +77,6 @@ Future<void> handleContactAccept(int fromUserId) async {
       deletedByUser: Value(false),
     ),
   );
-  final contact = await twonlyDB.contactsDao
-      .getContactByUserId(fromUserId)
-      .getSingleOrNull();
-  if (contact != null) {
   await twonlyDB.groupsDao.createNewDirectChat(
     fromUserId,
     GroupsCompanion(
@@ -79,7 +84,6 @@ Future<void> handleContactAccept(int fromUserId) async {
     ),
   );
 }
-}
 
 Future<bool> handleContactRequest(
   int fromUserId,
@@ -143,8 +147,8 @@ Future<void> handleContactUpdate(
                   groupId: Value(group.groupId),
                   type: const Value(GroupActionType.updatedContactUsername),
                   contactId: Value(fromUserId),
-                  oldGroupName: Value('@${contact.username}'),
-                  newGroupName: Value('@${contactUpdate.username}'),
+                  oldGroupName: Value(contact.username),
+                  newGroupName: Value(contactUpdate.username),
                 ),
               );
             }
@@ -157,7 +161,7 @@ Future<void> handleContactUpdate(
                   groupId: Value(group.groupId),
                   type: const Value(GroupActionType.updatedContactDisplayName),
                   contactId: Value(fromUserId),
-                  oldGroupName: Value(contact.displayName ?? ''),
+                  oldGroupName: Value(contact.displayName ?? contact.username),
                   newGroupName: Value(contactUpdate.displayName),
                 ),
               );

lib/src/services/api/client2client/groups.c2c.dart

@@ -8,7 +8,7 @@ import 'package:twonly/src/database/twonly.db.dart';
 import 'package:twonly/src/model/protobuf/client/generated/messages.pb.dart';
 import 'package:twonly/src/services/api/messages.api.dart';
 import 'package:twonly/src/services/api/utils.api.dart';
-import 'package:twonly/src/services/group.services.dart';
+import 'package:twonly/src/services/group.service.dart';
 import 'package:twonly/src/utils/log.dart';
 
 Future<void> handleGroupCreate(

lib/src/services/api/mediafiles/download.api.dart

@@ -267,13 +267,13 @@ Future<void> requestMediaReupload(String mediaId) async {
   final messages = await twonlyDB.messagesDao.getMessagesByMediaId(mediaId);
 
   for (final message in messages) {
-    if (message.openedAt != null) continue;
+    if (message.openedAt != null || message.senderId == null) continue;
     await sendCipherText(
-      messages.first.senderId!,
+      message.senderId!,
       EncryptedContent(
         mediaUpdate: EncryptedContent_MediaUpdate(
           type: EncryptedContent_MediaUpdate_Type.DECRYPTION_ERROR,
-          targetMessageId: messages.first.messageId,
+          targetMessageId: message.messageId,
         ),
       ),
     );
@@ -356,8 +356,6 @@ Future<void> handleEncryptedFile(String mediaId) async {
       Log.info('Decryption of $mediaId was successful');
 
       mediaService.encryptedPath.deleteSync();
-
-      unawaited(apiService.downloadDone(mediaService.mediaFile.downloadToken!));
     },
   );
 }

lib/src/services/api/mediafiles/media_background.api.dart

@@ -8,7 +8,7 @@ import 'package:twonly/src/database/tables/mediafiles.table.dart';
 import 'package:twonly/src/database/twonly.db.dart';
 import 'package:twonly/src/services/api/mediafiles/download.api.dart';
 import 'package:twonly/src/services/api/mediafiles/upload.api.dart';
-import 'package:twonly/src/services/backup/create.backup.dart';
+import 'package:twonly/src/services/backup.service.dart';
 import 'package:twonly/src/services/mediafiles/mediafile.service.dart';
 import 'package:twonly/src/utils/log.dart';
 
@@ -22,8 +22,11 @@ Future<void> initFileDownloader() async {
         if (update.task.taskId.contains('download_')) {
           await handleDownloadStatusUpdate(update);
         }
-        if (update.task.taskId.contains('backup')) {
-          await handleBackupStatusUpdate(update);
+        if (update.task.taskId.contains('backup_')) {
+          await BackupService.handleBackupStatusUpdate(
+            update.task.taskId,
+            update,
+          );
         }
       case TaskProgressUpdate():
         Log.info(

lib/src/services/api/mediafiles/upload.api.dart

@@ -1,6 +1,4 @@
 import 'dart:async';
-import 'dart:convert';
-
 import 'package:background_downloader/background_downloader.dart';
 import 'package:clock/clock.dart';
 import 'package:connectivity_plus/connectivity_plus.dart';
@@ -12,7 +10,6 @@ import 'package:http/http.dart' as http;
 import 'package:mutex/mutex.dart';
 import 'package:twonly/globals.dart';
 import 'package:twonly/locator.dart';
-import 'package:twonly/src/constants/secure_storage.keys.dart';
 import 'package:twonly/src/database/tables/mediafiles.table.dart';
 import 'package:twonly/src/database/tables/messages.table.dart';
 import 'package:twonly/src/database/twonly.db.dart';
@@ -21,12 +18,12 @@ import 'package:twonly/src/model/protobuf/client/generated/data.pb.dart';
 import 'package:twonly/src/model/protobuf/client/generated/messages.pb.dart';
 import 'package:twonly/src/services/api/mediafiles/media_background.api.dart';
 import 'package:twonly/src/services/api/messages.api.dart';
+import 'package:twonly/src/services/api/utils.api.dart';
 import 'package:twonly/src/services/flame.service.dart';
 import 'package:twonly/src/services/mediafiles/mediafile.service.dart';
 import 'package:twonly/src/utils/exclusive_access.utils.dart';
 import 'package:twonly/src/utils/log.dart';
 import 'package:twonly/src/utils/misc.dart';
-import 'package:twonly/src/utils/secure_storage.dart';
 import 'package:workmanager/workmanager.dart' hide TaskStatus;
 
 final lockRetransmission = Mutex();
@@ -620,22 +617,17 @@ Future<void> _uploadUploadRequest(MediaFileService media) async {
       return null;
     }
 
-    final apiAuthTokenRaw = await SecureStorage.instance.read(
-      key: SecureStorageKeys.apiAuthToken,
-    );
-
-    if (apiAuthTokenRaw == null) {
-      Log.error('api auth token not defined.');
-      return null;
-    }
-    final apiAuthToken = uint8ListToHex(base64Decode(apiAuthTokenRaw));
-
     final apiUrl =
         'http${apiService.apiSecure}://${apiService.apiHost}/api/upload';
 
-    // try {
     Log.info('Starting upload from ${media.mediaFile.mediaId}');
 
+    final headers = await getAuthenticationHeader();
+    if (headers == null) {
+      Log.error('Auth headers are empty. Returning');
+      return;
+    }
+
     final task = UploadTask.fromFile(
       taskId: 'upload_${media.mediaFile.mediaId}',
       displayName: media.mediaFile.type.name,
@@ -643,9 +635,7 @@ Future<void> _uploadUploadRequest(MediaFileService media) async {
       url: apiUrl,
       priority: 0,
       retries: 10,
-      headers: {
-        'x-twonly-auth-token': apiAuthToken,
-      },
+      headers: headers,
     );
 
     final connectivityResult = await Connectivity().checkConnectivity();

lib/src/services/api/messages.api.dart

@@ -67,8 +67,9 @@ Future<(Uint8List, Uint8List?)?> tryToSendCompleteMessage({
   Receipt? receipt,
   bool onlyReturnEncryptedData = false,
   bool blocking = true,
-  bool useLock = true,
 }) async {
+  if (apiService.appIsOutdated) return null;
+
   try {
     if (receiptId == null && receipt == null) return null;
     if (receipt == null) {
@@ -133,7 +134,6 @@ Future<(Uint8List, Uint8List?)?> tryToSendCompleteMessage({
       final cipherText = await signalEncryptMessage(
         receipt.contactId,
         Uint8List.fromList(message.encryptedContent),
-        useLock: useLock,
       );
       if (cipherText == null) {
         Log.error('Could not encrypt the message. Aborting and trying again.');
@@ -338,7 +338,6 @@ Future<(Uint8List, Uint8List?)?> sendCipherText(
   bool blocking = true,
   String? messageId,
   bool onlySendIfNoReceiptsAreOpen = false,
-  bool useLock = true,
 }) async {
   if (onlySendIfNoReceiptsAreOpen) {
     final openReceipts = await twonlyDB.receiptsDao.getReceiptCountForContact(
@@ -400,7 +399,6 @@ Future<(Uint8List, Uint8List?)?> sendCipherText(
       receipt: receipt,
       onlyReturnEncryptedData: onlyReturnEncryptedData,
       blocking: blocking,
-      useLock: useLock,
     );
     if (!blocking) {
       return null;

lib/src/services/api/server_messages.api.dart

@@ -4,7 +4,6 @@ import 'dart:io';
 import 'package:clock/clock.dart';
 import 'package:drift/drift.dart';
 import 'package:hashlib/random.dart';
-import 'package:mutex/mutex.dart';
 import 'package:twonly/globals.dart';
 import 'package:twonly/locator.dart';
 import 'package:twonly/src/database/daos/contacts.dao.dart';
@@ -28,7 +27,7 @@ import 'package:twonly/src/services/api/client2client/reaction.c2c.dart';
 import 'package:twonly/src/services/api/client2client/text_message.c2c.dart';
 import 'package:twonly/src/services/api/client2client/user_discovery.c2c.dart';
 import 'package:twonly/src/services/api/messages.api.dart';
-import 'package:twonly/src/services/group.services.dart';
+import 'package:twonly/src/services/group.service.dart';
 import 'package:twonly/src/services/key_verification.service.dart';
 import 'package:twonly/src/services/notifications/background.notifications.dart';
 import 'package:twonly/src/services/signal/encryption.signal.dart';
@@ -36,10 +35,7 @@ import 'package:twonly/src/services/signal/session.signal.dart';
 import 'package:twonly/src/utils/log.dart';
 import 'package:twonly/src/utils/misc.dart';
 
-final lockHandleServerMessage = Mutex();
-
 Future<void> handleServerMessage(server.ServerToClient msg) async {
-  return lockHandleServerMessage.protect(() async {
   Log.info('Processing a message from the server.');
 
   /// Returns means, that the server can delete the message from the server.
@@ -77,7 +73,6 @@ Future<void> handleServerMessage(server.ServerToClient msg) async {
   await apiService.sendResponse(ClientToServer()..v0 = v0);
   AppState.gotMessageFromServer = true;
   Log.info('Message from server proccessed.');
-  });
 }
 
 DateTime lastPushKeyRequest = clock.now().subtract(const Duration(hours: 1));

lib/src/services/api/utils.api.dart

@@ -1,6 +1,10 @@
+import 'dart:convert';
+
 import 'package:drift/drift.dart';
 import 'package:fixnum/fixnum.dart';
+import 'package:twonly/core/bridge/wrapper/key_manager.dart';
 import 'package:twonly/locator.dart';
+import 'package:twonly/src/constants/secure_storage.keys.dart';
 import 'package:twonly/src/database/tables/mediafiles.table.dart';
 import 'package:twonly/src/database/twonly.db.dart';
 import 'package:twonly/src/model/protobuf/api/websocket/client_to_server.pb.dart'
@@ -14,6 +18,9 @@ import 'package:twonly/src/model/protobuf/client/generated/messages.pbserver.dar
 import 'package:twonly/src/services/api/messages.api.dart';
 import 'package:twonly/src/services/notifications/pushkeys.notifications.dart';
 import 'package:twonly/src/services/signal/session.signal.dart';
+import 'package:twonly/src/utils/log.dart';
+import 'package:twonly/src/utils/misc.dart';
+import 'package:twonly/src/utils/secure_storage.dart';
 
 class Result<T, E> {
   Result.error(this.error) : value = null;
@@ -106,3 +113,36 @@ Future<bool> importSignalContactAndCreateRequest(
 
   return true;
 }
+
+Future<Map<String, String>?> getAuthenticationHeader() async {
+  var headers = <String, String>{};
+
+  if (userService.currentUser.canUseLoginTokenForAuth) {
+    final loginToken = await RustKeyManager.getLoginToken();
+
+    headers = {
+      'x-twonly-user-id': userService.currentUser.userId
+          .toRadixString(16)
+          .padLeft(16, '0')
+          .toUpperCase(),
+      'x-twonly-login-token': uint8ListToHex(loginToken),
+    };
+  } else {
+    final apiAuthTokenRaw = await SecureStorage.instance.read(
+      key: SecureStorageKeys.apiAuthToken,
+    );
+
+    if (apiAuthTokenRaw == null) {
+      Log.error('api auth token not defined.');
+      return null;
+    }
+
+    final apiAuthToken = uint8ListToHex(base64Decode(apiAuthTokenRaw));
+
+    headers = {
+      'x-twonly-auth-token': apiAuthToken,
+    };
+  }
+
+  return headers;
+}

lib/src/services/background/callback_dispatcher.background.dart

@@ -34,12 +34,15 @@ Future<void> initializeBackgroundTaskManager() async {
 void callbackDispatcher() {
   Workmanager().executeTask((task, inputData) async {
     SentryWidgetsFlutterBinding.ensureInitialized();
+    await AppEnvironment.init();
     switch (task) {
       case 'eu.twonly.periodic_task':
         // if (await initBackgroundExecution()) {
         //   await handlePeriodicTask();
         // }
+        break;
       case 'eu.twonly.processing_task':
+      case _ when task.startsWith('progressing_finish_uploads_'):
         if (await initBackgroundExecution()) {
           await handleProcessingTask();
         }
@@ -58,7 +61,6 @@ Future<bool> initBackgroundExecution() async {
     return false;
   }
 
-  await AppEnvironment.init();
   AppState.isInBackgroundTask = true;
 
   if (await StartupGuard.isAppStarting()) {
@@ -130,6 +132,7 @@ Future<void> handlePeriodicTask({int lastExecutionInSecondsLimit = 120}) async {
     return;
   }
 
+  try {
     while (!AppState.gotMessageFromServer) {
       if (stopwatch.elapsed.inSeconds >= 15) {
         Log.info('No new message from the server after 15 seconds.');
@@ -145,9 +148,10 @@ Future<void> handlePeriodicTask({int lastExecutionInSecondsLimit = 120}) async {
     await finishStartedPreprocessing();
 
     await Future.delayed(const Duration(milliseconds: 2000));
-
+  } finally {
     await apiService.close(() {});
     stopwatch.stop();
+  }
 
   Log.info('eu.twonly.periodic_task finished after ${stopwatch.elapsed}.');
   return;

lib/src/services/backup.service.dart

@@ -0,0 +1,363 @@
+import 'dart:async';
+import 'dart:io';
+import 'dart:typed_data';
+
+import 'package:background_downloader/background_downloader.dart';
+import 'package:clock/clock.dart' as clock;
+import 'package:http/http.dart' as http;
+import 'package:mutex/mutex.dart';
+import 'package:twonly/core/bridge/wrapper/backup.dart';
+import 'package:twonly/core/bridge/wrapper/key_manager.dart';
+import 'package:twonly/globals.dart';
+import 'package:twonly/locator.dart';
+import 'package:twonly/src/constants/keyvalue.keys.dart';
+import 'package:twonly/src/model/json/backup.model.dart';
+import 'package:twonly/src/services/api/utils.api.dart';
+import 'package:twonly/src/services/user.service.dart';
+import 'package:twonly/src/utils/keyvalue.dart';
+import 'package:twonly/src/utils/log.dart';
+import 'package:twonly/src/utils/misc.dart';
+import 'package:twonly/src/utils/storage.dart';
+
+class BackupService {
+  static final Mutex _protected = Mutex();
+
+  static String _getIdentityBackupUrl(String backupId) =>
+      '${apiService.apiEndpoint}/backup/identity/$backupId';
+
+  static String _getArchiveBackupUrl(String backupDownloadToken, int? userId) =>
+      '${apiService.apiEndpoint}/backup/archive/${userId == null ? '' : '${userId.toRadixString(16).padLeft(16, '0').toUpperCase()}/'}$backupDownloadToken';
+
+  static final _backupUpdateController = StreamController<void>.broadcast();
+  static Stream<void> get onBackupUpdated => _backupUpdateController.stream;
+
+  static Future<CurrentBackupStatus> getData() async {
+    return CurrentBackupStatus.fromJson(
+      (await KeyValueStore.get(KeyValueKeys.currentBackupState)) ??
+          CurrentBackupStatus().toJson(),
+    );
+  }
+
+  static Future<void> updateBackupPassword(String password) async {
+    // Set or reset the backup data...
+    await KeyValueStore.put(
+      KeyValueKeys.currentBackupState,
+      CurrentBackupStatus().toJson(),
+    );
+    _backupUpdateController.add(null);
+
+    await RustBackupIdentity.setBackupPasswordKeys(
+      password: password,
+      // Using the userId is this will never change in a users lifecycle
+      userId: userService.currentUser.userId,
+    );
+
+    await UserService.update((u) => u.isBackupEnabled = true);
+
+    unawaited(makeBackup(force: true));
+  }
+
+  static Future<void> handleBackupStatusUpdate(
+    String taskId,
+    TaskStatusUpdate update,
+  ) async {
+    var status = LastBackupUploadState.success;
+
+    if (update.status == TaskStatus.failed ||
+        update.status == TaskStatus.canceled) {
+      status = LastBackupUploadState.failed;
+    } else if (update.status != TaskStatus.complete) {
+      Log.info('Backup is in state: ${update.status}');
+      return;
+    }
+    await _protected.protect(() async {
+      final backup = await getData();
+      if (taskId == 'backup_identity') {
+        backup
+          ..identityLastSuccessFull = clock.clock.now()
+          ..identityState = status;
+      } else {
+        backup
+          ..archiveLastSuccessFull = clock.clock.now()
+          ..archiveState = status;
+      }
+      await KeyValueStore.put(
+        KeyValueKeys.currentBackupState,
+        backup.toJson(),
+      );
+      _backupUpdateController.add(null);
+    });
+  }
+
+  static Future<void> makeBackup({bool force = false}) async {
+    await _protected.protect(() async {
+      final backup = await getData();
+
+      final lastDay = clock.clock.now().subtract(const Duration(days: 1));
+      final lastWeek = clock.clock.now().subtract(const Duration(days: 7));
+
+      if (force ||
+          backup.identityLastSuccessFull == null ||
+          (backup.identityState != LastBackupUploadState.pending &&
+                  backup.identityLastSuccessFull!.isBefore(lastWeek) ||
+              backup.identityLastSuccessFull!.isBefore(
+                lastWeek.subtract(const Duration(days: 1)),
+              ))) {
+        final backupId = await RustBackupIdentity.getBackupId();
+        if (backupId == null) {
+          Log.error('No backup password was set by the user.');
+          backup.identityState = LastBackupUploadState.failed;
+        } else {
+          Log.info('Performing a identity backup.');
+          final encryptedBackup =
+              await RustBackupIdentity.getIdentityBackupBytes();
+
+          final backupTempFile = File(
+            '${AppEnvironment.cacheDir}/identity_backup.bin',
+          )..writeAsBytesSync(encryptedBackup);
+
+          Log.info(
+            'Identity backup has a size of ${backupTempFile.statSync().size}.',
+          );
+
+          final task = UploadTask.fromFile(
+            taskId: 'backup_identity',
+            httpRequestMethod: 'PUT',
+            file: backupTempFile,
+            url: _getIdentityBackupUrl(backupId),
+            post: 'binary',
+            retries: 2,
+            headers: {
+              'Content-Type': 'application/octet-stream',
+            },
+          );
+          if (await FileDownloader().enqueue(task)) {
+            Log.info('Starting upload from backup identity.');
+            backup
+              ..identityState = LastBackupUploadState.pending
+              ..identityLastSuccessFull = clock.clock.now()
+              ..identitySize = encryptedBackup.length;
+            await KeyValueStore.put(
+              KeyValueKeys.currentBackupState,
+              backup.toJson(),
+            );
+            _backupUpdateController.add(null);
+          } else {
+            Log.error('Error starting upload task for backup identity.');
+          }
+        }
+      }
+
+      if (force ||
+          backup.archiveLastSuccessFull == null ||
+          (backup.archiveState != LastBackupUploadState.pending &&
+                  backup.archiveLastSuccessFull!.isBefore(lastDay) ||
+              backup.archiveLastSuccessFull!.isBefore(
+                lastDay.subtract(const Duration(days: 1)),
+              ))) {
+        Log.info('Creating a archive backup.');
+        late final String backupArchive;
+        late final String backupDownloadToken;
+        try {
+          (backupDownloadToken, backupArchive) =
+              await RustBackupArchive.createBackupArchive();
+        } catch (e) {
+          Log.error(e);
+          return;
+        }
+        Log.info(
+          'Archive backup has a size of ${File(backupArchive).statSync().size}.',
+        );
+
+        final headers = await getAuthenticationHeader();
+        if (headers == null) {
+          Log.error('Auth headers are empty. Returning');
+          return;
+        }
+
+        final task = UploadTask.fromFile(
+          taskId: 'backup_archive',
+          file: File(backupArchive),
+          url: _getArchiveBackupUrl(backupDownloadToken, null),
+          priority: 0,
+          retries: 10,
+          headers: headers,
+        );
+        if (await FileDownloader().enqueue(task)) {
+          Log.info('Uploading backup archive.');
+          backup
+            ..archiveState = LastBackupUploadState.pending
+            ..archiveLastSuccessFull = clock.clock.now()
+            ..archiveSize = File(backupArchive).statSync().size;
+          await KeyValueStore.put(
+            KeyValueKeys.currentBackupState,
+            backup.toJson(),
+          );
+          _backupUpdateController.add(null);
+        } else {
+          Log.error('Error starting upload task for backup archive.');
+        }
+      }
+    });
+  }
+
+  static Future<BackupRecovery?> getBackupRecoveryData() async {
+    final stateJson = await KeyValueStore.get(KeyValueKeys.backupRecoveryState);
+    if (stateJson == null) return null;
+    return BackupRecovery.fromJson(stateJson);
+  }
+
+  static Future<RecoveryError?> _nextBackupStage() async {
+    return _protected.protect(() async {
+      final recoveryData = await getBackupRecoveryData();
+      if (recoveryData == null) return null;
+
+      if (recoveryData.state == BackupRecoveryState.identityBackupStarted) {
+        // First start to download the identity to restore the KeyManager
+        final backupKeys = await RustBackupIdentity.getBackupPasswordKeys(
+          userId: recoveryData.userId,
+          password: recoveryData.password,
+        );
+        final backupId = uint8ListToHex(backupKeys.backupId);
+        final backupServerUrl = _getIdentityBackupUrl(backupId);
+        final (encryptedBytes, error) = await _downloadBackup(backupServerUrl);
+        if (error != null || encryptedBytes == null) {
+          Log.error(error);
+          return error;
+        }
+
+        Log.info('Restored identity.');
+
+        try {
+          await RustBackupIdentity.restoreIdentityBackup(
+            keys: backupKeys,
+            encryptedBytes: encryptedBytes,
+          );
+          recoveryData.state = BackupRecoveryState.archiveBackupStarted;
+          await KeyValueStore.put(
+            KeyValueKeys.backupRecoveryState,
+            recoveryData.toJson(),
+          );
+          _backupUpdateController.add(null);
+        } catch (e) {
+          Log.error(e);
+          return RecoveryError.unkownError;
+        }
+      }
+
+      if (recoveryData.state == BackupRecoveryState.archiveBackupStarted) {
+        // The KeyManager was restored sucessfully, restore the archive now.
+        try {
+          final downloadToken =
+              await RustBackupArchive.getBackupDownloadToken();
+          if (downloadToken == null) {
+            // identity was not restored correctly try this again.
+            recoveryData.state = BackupRecoveryState.identityBackupStarted;
+            await KeyValueStore.put(
+              KeyValueKeys.backupRecoveryState,
+              recoveryData.toJson(),
+            );
+            return RecoveryError.tryAgainLater;
+          }
+
+          final backupServerUrl = _getArchiveBackupUrl(
+            downloadToken,
+            recoveryData.userId,
+          );
+          final backupArchive = await _downloadBackup(backupServerUrl);
+          if (backupArchive.$2 != null || backupArchive.$1 == null) {
+            return backupArchive.$2;
+          }
+
+          final archiveFile = File('${AppEnvironment.cacheDir}/archive.bin')
+            ..writeAsBytesSync(backupArchive.$1!);
+
+          await RustBackupArchive.restoreBackupArchive(
+            filePath: archiveFile.path,
+          );
+          await UserService.update((u) {
+            u.deviceId += 1;
+          });
+          await KeyValueStore.delete(
+            KeyValueKeys.backupRecoveryState,
+          );
+        } catch (e) {
+          Log.error(e);
+          return RecoveryError.unkownError;
+        }
+      }
+
+      return null;
+    });
+  }
+
+  static Future<RecoveryError?> tryToReinstallTheArchive() async {
+    final userId = await RustKeyManager.getUserId();
+    if (userId == null) return null;
+
+    final state = BackupRecovery(
+      username: '',
+      userId: userId,
+      password: '',
+    )..state = BackupRecoveryState.archiveBackupStarted;
+    await KeyValueStore.put(KeyValueKeys.backupRecoveryState, state.toJson());
+    return _nextBackupStage();
+  }
+
+  static Future<RecoveryError?> startFullBackupRecovery(
+    String username,
+    String password,
+  ) async {
+    final userId = await apiService.getUserIdFromUsername(username);
+    if (userId == null) {
+      return RecoveryError.usernameNotValid;
+    }
+
+    final state = BackupRecovery(
+      username: username,
+      userId: userId,
+      password: password,
+    );
+
+    await deleteLocalUserData();
+    await KeyValueStore.put(KeyValueKeys.backupRecoveryState, state.toJson());
+    return _nextBackupStage();
+  }
+
+  static Future<(Uint8List?, RecoveryError?)> _downloadBackup(
+    String backupServerUrl,
+  ) async {
+    late http.Response response;
+
+    try {
+      response = await http.get(
+        Uri.parse(backupServerUrl),
+        headers: {
+          HttpHeaders.acceptHeader: 'application/octet-stream',
+        },
+      );
+    } catch (e) {
+      Log.error('Error fetching backup: $e');
+      return (null, RecoveryError.noInternet);
+    }
+
+    Log.info('Backup downlaod status: ${response.statusCode}');
+
+    switch (response.statusCode) {
+      case 200:
+        return (response.bodyBytes, null);
+      case 404:
+        return (null, RecoveryError.passwordInvalid);
+      default:
+        return (null, RecoveryError.tryAgainLater);
+    }
+  }
+}
+
+enum RecoveryError {
+  usernameNotValid,
+  passwordInvalid,
+  tryAgainLater,
+  noInternet,
+  unkownError,
+}

lib/src/services/backup/common.backup.dart

@@ -1,89 +0,0 @@
-import 'dart:async';
-import 'dart:convert';
-
-import 'package:drift/drift.dart';
-import 'package:hashlib/hashlib.dart';
-import 'package:http/http.dart' as http;
-import 'package:twonly/locator.dart';
-import 'package:twonly/src/model/json/userdata.model.dart';
-import 'package:twonly/src/services/backup/create.backup.dart';
-import 'package:twonly/src/services/user.service.dart';
-import 'package:twonly/src/utils/log.dart';
-import 'package:twonly/src/utils/misc.dart';
-
-Future<void> enableTwonlySafe(String password) async {
-  final (backupId, encryptionKey) = await getMasterKey(
-    password,
-    userService.currentUser.username,
-  );
-
-  await UserService.update((user) {
-    user.twonlySafeBackup = TwonlySafeBackup(
-      encryptionKey: encryptionKey,
-      backupId: backupId,
-    );
-  });
-  unawaited(performTwonlySafeBackup(force: true));
-}
-
-Future<void> removeTwonlySafeFromServer() async {
-  final serverUrl = getTwonlySafeBackupUrl();
-  if (serverUrl == null) {
-    Log.error('Could not remove twonly safe as serverUrl is null');
-    return;
-  }
-  try {
-    final response = await http.delete(
-      Uri.parse(serverUrl),
-      headers: {
-        'Content-Type': 'application/json', // Set the content type if needed
-        // Add any other headers if required
-      },
-    );
-    Log.info('Download deleted with: ${response.statusCode}');
-  } catch (e) {
-    Log.error('Could not connect upload the backup.');
-  }
-}
-
-Future<(Uint8List, Uint8List)> getMasterKey(
-  String password,
-  String username,
-) async {
-  final List<int> passwordBytes = utf8.encode(password);
-  final List<int> saltBytes = utf8.encode(username);
-
-  // Values are derived from the Threema Whitepaper
-  // https://threema.com/assets/documents/cryptography_whitepaper.pdf
-
-  final scrypt = Scrypt(
-    cost: 65536,
-    salt: saltBytes,
-  );
-
-  final key = scrypt.convert(passwordBytes).bytes;
-  return (key.sublist(0, 32), key.sublist(32, 64));
-}
-
-String? getTwonlySafeBackupUrl() {
-  if (userService.currentUser.twonlySafeBackup == null) return null;
-  return getTwonlySafeBackupUrlFromServer(
-    userService.currentUser.twonlySafeBackup!.backupId,
-    userService.currentUser.backupServer,
-  );
-}
-
-String? getTwonlySafeBackupUrlFromServer(
-  List<int> backupId,
-  BackupServer? backupServer,
-) {
-  var backupServerUrl = 'https://safe.twonly.eu/';
-
-  if (backupServer != null) {
-    backupServerUrl = backupServer.serverUrl;
-  }
-
-  final backupIdHex = uint8ListToHex(backupId).toLowerCase();
-
-  return '${backupServerUrl}backups/$backupIdHex';
-}

lib/src/services/backup/create.backup.dart

@@ -1,238 +0,0 @@
-// ignore_for_file: parameter_assignments
-
-import 'dart:convert';
-import 'dart:io';
-
-import 'package:background_downloader/background_downloader.dart';
-import 'package:clock/clock.dart';
-import 'package:cryptography_flutter_plus/cryptography_flutter_plus.dart';
-import 'package:cryptography_plus/cryptography_plus.dart';
-import 'package:drift/drift.dart';
-import 'package:drift_flutter/drift_flutter.dart';
-import 'package:path/path.dart';
-import 'package:twonly/globals.dart';
-import 'package:twonly/locator.dart';
-import 'package:twonly/src/constants/secure_storage.keys.dart';
-import 'package:twonly/src/database/twonly.db.dart';
-import 'package:twonly/src/model/json/userdata.model.dart';
-import 'package:twonly/src/model/protobuf/client/generated/backup.pb.dart';
-import 'package:twonly/src/services/backup/common.backup.dart';
-import 'package:twonly/src/services/user.service.dart';
-import 'package:twonly/src/utils/log.dart';
-import 'package:twonly/src/utils/misc.dart';
-import 'package:twonly/src/utils/secure_storage.dart';
-
-Future<void> performTwonlySafeBackup({bool force = false}) async {
-  if (userService.currentUser.twonlySafeBackup == null) {
-    return;
-  }
-
-  if (userService.currentUser.twonlySafeBackup!.backupUploadState ==
-      LastBackupUploadState.pending) {
-    Log.warn('Backup upload is already pending.');
-    return;
-  }
-
-  final lastUpdateTime =
-      userService.currentUser.twonlySafeBackup!.lastBackupDone;
-  if (!force && lastUpdateTime != null) {
-    if (lastUpdateTime.isAfter(clock.now().subtract(const Duration(days: 1)))) {
-      return;
-    }
-  }
-
-  Log.info('Starting new twonly Backup!');
-
-  final backupDir = Directory(
-    join(AppEnvironment.supportDir, 'backup_twonly_safe/'),
-  );
-  await backupDir.create(recursive: true);
-
-  final backupDatabaseFile = File(join(backupDir.path, 'twonly.backup.sqlite'));
-
-  final backupDatabaseFileCleaned = File(
-    join(backupDir.path, 'twonly.backup.cleaned.sqlite'),
-  );
-
-  // copy database
-  final originalDatabase = File(
-    join(AppEnvironment.supportDir, 'twonly.sqlite'),
-  );
-  await originalDatabase.copy(backupDatabaseFile.path);
-
-  driftRuntimeOptions.dontWarnAboutMultipleDatabases = true;
-  final backupDB = TwonlyDB(
-    driftDatabase(
-      name: 'twonly.backup',
-      native: DriftNativeOptions(
-        databaseDirectory: () async {
-          return backupDir;
-        },
-      ),
-    ),
-  );
-
-  await backupDB.deleteDataForTwonlySafe();
-
-  await backupDB.customStatement('VACUUM INTO ?', [
-    backupDatabaseFileCleaned.path,
-  ]);
-
-  await backupDB.printTableSizes();
-
-  await backupDB.close();
-
-  // ignore: inference_failure_on_collection_literal
-  final secureStorageBackup = {};
-  secureStorageBackup[SecureStorageKeys.signalIdentity] = await SecureStorage
-      .instance
-      .read(
-        key: SecureStorageKeys.signalIdentity,
-      );
-  secureStorageBackup[SecureStorageKeys.signalSignedPreKey] =
-      await SecureStorage.instance.read(
-        key: SecureStorageKeys.signalSignedPreKey,
-      );
-
-  final userBackup = await UserService.getUser();
-  if (userBackup == null) return;
-  // FILTER settings which should not be in the backup
-  userBackup
-    ..twonlySafeBackup = null
-    ..lastImageSend = null
-    ..todaysImageCounter = null
-    ..lastPlanBallance = ''
-    ..additionalUserInvites = ''
-    ..signalLastSignedPreKeyUpdated = null;
-
-  secureStorageBackup[SecureStorageKeys.userData] = jsonEncode(userBackup);
-
-  // Compress and convert backup data
-
-  final twonlyDatabaseBytes = await backupDatabaseFileCleaned.readAsBytes();
-  await backupDatabaseFile.delete();
-  await backupDatabaseFileCleaned.delete();
-
-  Log.info('twonlyDatabaseLength = ${twonlyDatabaseBytes.lengthInBytes}');
-  Log.info('secureStorageLength = ${jsonEncode(secureStorageBackup).length}');
-
-  final backupProto = TwonlySafeBackupContent(
-    secureStorageJson: jsonEncode(secureStorageBackup),
-    twonlyDatabase: twonlyDatabaseBytes,
-  );
-
-  final backupBytes = gzip.encode(backupProto.writeToBuffer());
-
-  final backupHash = uint8ListToHex((await Sha256().hash(backupBytes)).bytes);
-
-  if (userService.currentUser.twonlySafeBackup!.lastBackupDone == null ||
-      userService.currentUser.twonlySafeBackup!.lastBackupDone!.isAfter(
-        clock.now().subtract(const Duration(days: 90)),
-      )) {
-    force = true;
-  }
-
-  final lastHash = await SecureStorage.instance.read(
-    key: SecureStorageKeys.twonlySafeLastBackupHash,
-  );
-
-  if (lastHash != null && !force) {
-    if (backupHash == lastHash) {
-      Log.info('Since last backup nothing has changed.');
-      return;
-    }
-  }
-
-  await SecureStorage.instance.write(
-    key: SecureStorageKeys.twonlySafeLastBackupHash,
-    value: backupHash,
-  );
-
-  // Encrypt backup data
-
-  final chacha20 = FlutterChacha20.poly1305Aead();
-  final nonce = chacha20.newNonce();
-
-  final secretBox = await chacha20.encrypt(
-    backupBytes,
-    secretKey: SecretKey(
-      userService.currentUser.twonlySafeBackup!.encryptionKey,
-    ),
-    nonce: nonce,
-  );
-
-  final encryptedBackupBytes = TwonlySafeBackupEncrypted(
-    mac: secretBox.mac.bytes,
-    nonce: nonce,
-    cipherText: secretBox.cipherText,
-  ).writeToBuffer();
-
-  Log.info('Backup files created.');
-
-  final encryptedBackupBytesFile = File(
-    join(backupDir.path, 'twonly_safe.backup'),
-  );
-
-  await encryptedBackupBytesFile.writeAsBytes(encryptedBackupBytes);
-
-  Log.info(
-    'Create twonly Backup with a size of ${encryptedBackupBytes.length} bytes.',
-  );
-
-  if (userService.currentUser.backupServer != null) {
-    if (encryptedBackupBytes.length >
-        userService.currentUser.backupServer!.maxBackupBytes) {
-      Log.error('Backup is to big for the alternative backup server.');
-      await UserService.update((user) {
-        user.twonlySafeBackup!.backupUploadState = LastBackupUploadState.failed;
-      });
-      return;
-    }
-  }
-
-  final task = UploadTask.fromFile(
-    taskId: 'backup',
-    file: encryptedBackupBytesFile,
-    httpRequestMethod: 'PUT',
-    url: getTwonlySafeBackupUrl()!,
-    post: 'binary',
-    retries: 2,
-    headers: {
-      'Content-Type': 'application/octet-stream',
-    },
-  );
-  if (await FileDownloader().enqueue(task)) {
-    Log.info('Starting upload from twonly Backup.');
-    await UserService.update((user) {
-      user.twonlySafeBackup!.backupUploadState = LastBackupUploadState.pending;
-      user.twonlySafeBackup!.lastBackupDone = clock.now();
-      user.twonlySafeBackup!.lastBackupSize = encryptedBackupBytes.length;
-    });
-  } else {
-    Log.error('Error starting UploadTask for twonly Backup.');
-  }
-}
-
-Future<void> handleBackupStatusUpdate(TaskStatusUpdate update) async {
-  if (update.status == TaskStatus.failed ||
-      update.status == TaskStatus.canceled) {
-    await UserService.update((user) {
-      if (user.twonlySafeBackup != null) {
-        user.twonlySafeBackup!.backupUploadState = LastBackupUploadState.failed;
-      }
-    });
-  } else if (update.status == TaskStatus.complete) {
-    Log.info(
-      'twonly Backup uploaded with status code ${update.responseStatusCode}',
-    );
-    await UserService.update((user) {
-      if (user.twonlySafeBackup != null) {
-        user.twonlySafeBackup!.backupUploadState =
-            LastBackupUploadState.success;
-      }
-    });
-  } else {
-    Log.info('Backup is in state: ${update.status}');
-    return;
-  }
-}

lib/src/services/backup/restore.backup.dart

@@ -1,118 +0,0 @@
-// ignore_for_file: avoid_dynamic_calls
-
-import 'dart:convert';
-import 'dart:io';
-
-import 'package:cryptography_flutter_plus/cryptography_flutter_plus.dart';
-import 'package:cryptography_plus/cryptography_plus.dart';
-import 'package:drift/drift.dart';
-import 'package:http/http.dart' as http;
-import 'package:path/path.dart';
-import 'package:twonly/globals.dart';
-import 'package:twonly/src/constants/secure_storage.keys.dart';
-import 'package:twonly/src/model/json/userdata.model.dart';
-import 'package:twonly/src/model/protobuf/client/generated/backup.pb.dart';
-import 'package:twonly/src/services/backup/common.backup.dart';
-import 'package:twonly/src/services/user.service.dart';
-import 'package:twonly/src/utils/log.dart';
-import 'package:twonly/src/utils/secure_storage.dart';
-
-Future<void> recoverBackup(
-  String username,
-  String password,
-  BackupServer? server,
-) async {
-  final (backupId, encryptionKey) = await getMasterKey(password, username);
-
-  final backupServerUrl = getTwonlySafeBackupUrlFromServer(backupId, server);
-
-  if (backupServerUrl == null) {
-    Log.error('Could not create backup url');
-    throw Exception('Could not create backup server url');
-  }
-
-  late Uint8List backupData;
-  late http.Response response;
-
-  try {
-    response = await http.get(
-      Uri.parse(backupServerUrl),
-      headers: {
-        HttpHeaders.acceptHeader: 'application/octet-stream',
-      },
-    );
-  } catch (e) {
-    Log.error('Error fetching backup: $e');
-    throw Exception('Backup server could not be reached. ($e)');
-  }
-
-  switch (response.statusCode) {
-    case 200:
-      backupData = response.bodyBytes;
-    case 400:
-      throw Exception('Bad Request: Validation failed.');
-    case 404:
-      throw Exception('No backup was found.');
-    case 429:
-      throw Exception('Too Many Requests: Rate limit reached.');
-    default:
-      throw Exception('Unexpected error: ${response.statusCode}');
-  }
-
-  return handleBackupData(encryptionKey, backupData);
-}
-
-Future<void> handleBackupData(
-  Uint8List encryptionKey,
-  Uint8List backupData,
-) async {
-  final encryptedBackup = TwonlySafeBackupEncrypted.fromBuffer(
-    backupData,
-  );
-
-  final secretBox = SecretBox(
-    encryptedBackup.cipherText,
-    nonce: encryptedBackup.nonce,
-    mac: Mac(encryptedBackup.mac),
-  );
-
-  final compressedBytes = await FlutterChacha20.poly1305Aead().decrypt(
-    secretBox,
-    secretKey: SecretKeyData(encryptionKey),
-  );
-
-  final plaintextBytes = gzip.decode(compressedBytes);
-
-  final backupContent = TwonlySafeBackupContent.fromBuffer(
-    plaintextBytes,
-  );
-
-  final originalDatabase = File(
-    join(AppEnvironment.supportDir, 'twonly.sqlite'),
-  );
-
-  // in case there was only a secure storage error, do not replace the original database
-  if (!originalDatabase.existsSync()) {
-    await originalDatabase.writeAsBytes(backupContent.twonlyDatabase);
-  }
-
-  const storage = SecureStorage.instance;
-
-  final secureStorage = jsonDecode(backupContent.secureStorageJson);
-
-  await storage.write(
-    key: SecureStorageKeys.signalIdentity,
-    value: secureStorage[SecureStorageKeys.signalIdentity] as String,
-  );
-  await storage.write(
-    key: SecureStorageKeys.signalSignedPreKey,
-    value: secureStorage[SecureStorageKeys.signalSignedPreKey] as String,
-  );
-  await storage.write(
-    key: SecureStorageKeys.userData,
-    value: secureStorage[SecureStorageKeys.userData] as String,
-  );
-  await UserService.update((u) {
-    u.deviceId += 1;
-  });
-}

lib/src/services/flame.service.dart

@@ -96,7 +96,6 @@ Future<void> incFlameCounter(
   final group = await twonlyDB.groupsDao.getGroup(groupId);
   if (group == null) return;
 
-  if (group.isDirectChat) {
   final contacts = await twonlyDB.groupsDao.getGroupContact(
     group.groupId,
   );
@@ -113,7 +112,6 @@ Future<void> incFlameCounter(
       ),
     );
   }
-  }
 
   final totalMediaCounter = group.totalMediaCounter + 1;
   var flameCounter = group.flameCounter;

lib/src/services/mediafiles/thumbnail.service.dart

@@ -31,7 +31,7 @@ Future<void> createThumbnailsForVideo(
       'It took ${stopwatch.elapsedMilliseconds}ms to create the thumbnail.',
     );
   } else {
-    Log.error(
+    Log.warn(
       'Thumbnail creation failed for the video with exit code.',
     );
   }

lib/src/services/notifications/background.notifications.dart

@@ -5,7 +5,7 @@ import 'dart:math';
 import 'package:cryptography_flutter_plus/cryptography_flutter_plus.dart';
 import 'package:cryptography_plus/cryptography_plus.dart';
 import 'package:flutter_local_notifications/flutter_local_notifications.dart';
-import 'package:path_provider/path_provider.dart';
+import 'package:twonly/globals.dart';
 import 'package:twonly/src/constants/routes.keys.dart';
 import 'package:twonly/src/constants/secure_storage.keys.dart';
 import 'package:twonly/src/localization/generated/app_localizations.dart';
@@ -266,8 +266,7 @@ Future<void> showLocalPushNotificationWithoutUserId(
 }
 
 Future<String?> getAvatarIcon(int contactId) async {
-  final directory = await getApplicationCacheDirectory();
-  final avatarsDirectory = Directory('${directory.path}/avatars');
+  final avatarsDirectory = Directory('${AppEnvironment.cacheDir}/avatars');
   final filePath = '${avatarsDirectory.path}/$contactId.png';
   final file = File(filePath);
   if (file.existsSync()) {

lib/src/services/notifications/fcm.notifications.dart

@@ -6,13 +6,12 @@ import 'dart:io' show Platform;
 import 'package:firebase_app_installations/firebase_app_installations.dart';
 import 'package:firebase_core/firebase_core.dart';
 import 'package:firebase_messaging/firebase_messaging.dart';
-import 'package:flutter_secure_storage/flutter_secure_storage.dart';
 import 'package:sentry_flutter/sentry_flutter.dart';
 import 'package:twonly/globals.dart';
 import 'package:twonly/locator.dart';
-import 'package:twonly/src/constants/secure_storage.keys.dart';
 import 'package:twonly/src/services/background/callback_dispatcher.background.dart';
 import 'package:twonly/src/services/notifications/background.notifications.dart';
+import 'package:twonly/src/services/notifications/setup.notifications.dart';
 import 'package:twonly/src/services/user.service.dart';
 import 'package:twonly/src/utils/log.dart';
 
@@ -21,11 +20,8 @@ import '../../../firebase_options.dart';
 // see more here: https://firebase.google.com/docs/cloud-messaging/flutter/receive?hl=de
 
 Future<void> checkForTokenUpdates() async {
-  const storage = FlutterSecureStorage();
-
-  final storedToken = await storage.read(key: SecureStorageKeys.googleFcm);
-
   try {
+    if (!userService.isUserCreated) return;
     if (Platform.isIOS) {
       var apnsToken = await FirebaseMessaging.instance.getAPNSToken();
       for (var i = 0; i < 20; i++) {
@@ -47,23 +43,22 @@ Future<void> checkForTokenUpdates() async {
 
     Log.info('Loaded FCM token.');
 
-    if (storedToken == null || fcmToken != storedToken) {
-      Log.info('Got new FCM TOKEN.');
-      await storage.write(key: SecureStorageKeys.googleFcm, value: fcmToken);
+    if (userService.currentUser.fcmToken == null ||
+        fcmToken != userService.currentUser.fcmToken) {
+      Log.info('Got new FCM token.');
       await UserService.update((u) {
-        u.updateFCMToken = true;
+        u
+          ..updateFCMToken = true
+          ..fcmToken = fcmToken;
       });
     }
 
     FirebaseMessaging.instance.onTokenRefresh
         .listen((fcmToken) async {
-          Log.info('Got new FCM TOKEN.');
-          await storage.write(
-            key: SecureStorageKeys.googleFcm,
-            value: fcmToken,
-          );
           await UserService.update((u) {
-            u.updateFCMToken = true;
+            u
+              ..updateFCMToken = true
+              ..fcmToken = fcmToken;
           });
         })
         .onError((err) {
@@ -75,11 +70,16 @@ Future<void> checkForTokenUpdates() async {
 }
 
 Future<void> initFCMAfterAuthenticated({bool force = false}) async {
+  final fcmToken = userService.currentUser.fcmToken;
   if (userService.currentUser.updateFCMToken || force) {
-    const storage = FlutterSecureStorage();
-    final storedToken = await storage.read(key: SecureStorageKeys.googleFcm);
-    if (storedToken != null) {
-      final res = await apiService.updateFCMToken(storedToken);
+    if (fcmToken == null) {
+      Log.error('FCM token could not be updated as it is empty');
+      await checkForTokenUpdates();
+      return;
+    }
+    final res = await apiService.updateFCMToken(
+      fcmToken,
+    );
     if (res.isSuccess) {
       Log.info('Uploaded new FCM token!');
       await UserService.update((u) {
@@ -88,9 +88,6 @@ Future<void> initFCMAfterAuthenticated({bool force = false}) async {
     } else {
       Log.error('Could not update FCM token!');
     }
-    } else {
-      Log.error('Could not send FCM update to server as token is empty.');
-    }
   }
 }
 
@@ -99,7 +96,7 @@ Future<void> resetFCMTokens() async {
   Log.info('Firebase Installation successfully deleted.');
   await FirebaseMessaging.instance.deleteToken();
   Log.info('Old FCM deleted.');
-  await const FlutterSecureStorage().delete(key: SecureStorageKeys.googleFcm);
+  await UserService.update((u) => u.fcmToken = null);
   await checkForTokenUpdates();
   await initFCMAfterAuthenticated(force: true);
 }
@@ -119,7 +116,9 @@ Future<void> initFCMService() async {
 @pragma('vm:entry-point')
 Future<void> _firebaseMessagingBackgroundHandler(RemoteMessage message) async {
   SentryWidgetsFlutterBinding.ensureInitialized();
+  await AppEnvironment.init();
   final isInitialized = await initBackgroundExecution();
+  await setupPushNotification();
   Log.info('Handling a background message: ${message.messageId}');
   await handleRemoteMessage(message);
 

lib/src/services/signal/encryption.signal.dart

@@ -12,16 +12,12 @@ import 'package:twonly/src/utils/log.dart';
 
 Future<CiphertextMessage?> signalEncryptMessage(
   int target,
-  Uint8List plaintextContent, {
-  bool useLock = true,
-}) async {
-  if (useLock) {
+  Uint8List plaintextContent,
+) async {
   return lockingSignalProtocol.protect<CiphertextMessage?>(() async {
     return _signalEncryptMessage(target, plaintextContent);
   });
 }
-  return _signalEncryptMessage(target, plaintextContent);
-}
 
 Future<CiphertextMessage?> _signalEncryptMessage(
   int target,
@@ -44,7 +40,9 @@ signalDecryptMessage(
   Uint8List encryptedContentRaw,
   int type,
 ) async {
-  return lockingSignalProtocol.protect(() async {
+  // Hold the lock only for the cryptographic operation, not for network I/O
+  final (decryptedContent, errorType, needsResync) = await lockingSignalProtocol
+      .protect(() async {
         try {
           final session = SessionCipher.fromStore(
             (await getSignalStore())!,
@@ -64,28 +62,51 @@ signalDecryptMessage(
               );
             default:
               Log.error('Unknown Message Decryption Type: $type');
-          return (null, PlaintextContent_DecryptionErrorMessage_Type.UNKNOWN);
+              return (
+                null,
+                PlaintextContent_DecryptionErrorMessage_Type.UNKNOWN,
+                false,
+              );
           }
 
-      return (EncryptedContent.fromBuffer(plaintext), null);
+          return (EncryptedContent.fromBuffer(plaintext), null, false);
         } on InvalidKeyIdException catch (e) {
           Log.warn(e);
           return (
             null,
             PlaintextContent_DecryptionErrorMessage_Type.PREKEY_UNKNOWN,
+            false,
           );
         } on DuplicateMessageException catch (e) {
           Log.info(e.toString());
-      return (null, null);
+          return (null, null, false);
         } on InvalidMessageException catch (e) {
           Log.warn(e);
-      if (!resyncedUsers.contains(fromUserId)) {
-        if (await handleSessionResync(fromUserId, useLock: false)) {
-          // This flag prevents from resyncing the session the client received multiple new
-          // messages from the server he could not decrypt
+          return (
+            null,
+            PlaintextContent_DecryptionErrorMessage_Type.UNKNOWN,
+            true,
+          );
+        } catch (e) {
+          Log.error(e);
+          return (
+            null,
+            PlaintextContent_DecryptionErrorMessage_Type.UNKNOWN,
+            false,
+          );
+        }
+      });
+
+  // Handle session resync OUTSIDE the lock to avoid holding it during
+  // network round-trips (which can block for up to 60 seconds)
+  if (needsResync && !resyncedUsers.contains(fromUserId)) {
+    if (await handleSessionResync(fromUserId)) {
+      // This flag prevents from resyncing the session the client received
+      // multiple new messages from the server he could not decrypt
       resyncedUsers.add(fromUserId);
 
-          // This message contains a new PreKeyBundle establishing a new signal session
+      // This message contains a new PreKeyBundle establishing a new signal
+      // session
       await sendCipherText(
         fromUserId,
         EncryptedContent(
@@ -93,14 +114,9 @@ signalDecryptMessage(
             type: EncryptedContent_ErrorMessages_Type.SESSION_OUT_OF_SYNC,
           ),
         ),
-            useLock: false,
       );
     }
   }
-      return (null, PlaintextContent_DecryptionErrorMessage_Type.UNKNOWN);
-    } catch (e) {
-      Log.error(e);
-      return (null, PlaintextContent_DecryptionErrorMessage_Type.UNKNOWN);
-    }
-  });
+
+  return (decryptedContent, errorType);
 }

lib/src/services/signal/identity.signal.dart

@@ -1,30 +1,21 @@
-import 'dart:convert';
 import 'dart:typed_data';
-
 import 'package:clock/clock.dart';
 import 'package:libsignal_protocol_dart/libsignal_protocol_dart.dart';
+import 'package:twonly/core/bridge/wrapper/key_manager.dart';
 import 'package:twonly/locator.dart';
-import 'package:twonly/src/constants/secure_storage.keys.dart';
-import 'package:twonly/src/database/signal/signal_protocol_store.dart';
 import 'package:twonly/src/model/json/signal_identity.model.dart';
 import 'package:twonly/src/services/signal/consts.signal.dart';
 import 'package:twonly/src/services/signal/protocol_state.signal.dart';
 import 'package:twonly/src/services/signal/utils.signal.dart';
 import 'package:twonly/src/services/user.service.dart';
 import 'package:twonly/src/utils/log.dart';
-import 'package:twonly/src/utils/secure_storage.dart';
 
-Future<IdentityKeyPair?> getSignalIdentityKeyPair() async {
-  final signalIdentity = await getSignalIdentity();
-  if (signalIdentity == null) return null;
-  return IdentityKeyPair.fromSerialized(signalIdentity.identityKeyPairU8List);
-}
-
-// This function runs after the clients authenticated with the server.
-// It then checks if it should update a new session key
-Future<void> signalHandleNewServerConnection() async {
+class SignalIdentityService {
+  static Future<void> onAuthenticated() async {
     if (userService.currentUser.signalLastSignedPreKeyUpdated != null) {
-    final fortyEightHoursAgo = clock.now().subtract(const Duration(hours: 48));
+      final fortyEightHoursAgo = clock.now().subtract(
+        const Duration(hours: 48),
+      );
       final isYoungerThan48Hours =
           (userService.currentUser.signalLastSignedPreKeyUpdated!).isAfter(
             fortyEightHoursAgo,
@@ -56,6 +47,7 @@ Future<void> signalHandleNewServerConnection() async {
       Log.info('updated signed pre key');
     }
   }
+}
 
 Future<List<PreKeyRecord>> signalGetPreKeys() async {
   return lockingSignalProtocol.protect(() async {
@@ -75,64 +67,45 @@ Future<List<PreKeyRecord>> signalGetPreKeys() async {
 
 Future<SignalIdentity?> getSignalIdentity() async {
   try {
-    var signalIdentityJson = await SecureStorage.instance.read(
-      key: SecureStorageKeys.signalIdentity,
+    final identity = await RustKeyManager.getSignalIdentity();
+    return SignalIdentity(
+      identityKeyPairU8List: identity.$1,
+      registrationId: identity.$2,
     );
-    if (signalIdentityJson == null) {
-      return null;
-    }
-    final decoded = jsonDecode(signalIdentityJson);
-    signalIdentityJson = null;
-    return SignalIdentity.fromJson(decoded as Map<String, dynamic>);
   } catch (e) {
     Log.error('could not load signal identity: $e');
     return null;
   }
 }
 
+Future<IdentityKeyPair?> getSignalIdentityKeyPair() async {
+  final signalIdentity = await getSignalIdentity();
+  if (signalIdentity == null) return null;
+  return IdentityKeyPair.fromSerialized(signalIdentity.identityKeyPairU8List);
+}
+
 Future<Uint8List> getUserPublicKey() async {
-  Log.info('getUserPublicKey: getting identity');
   final signalIdentity = (await getSignalIdentity())!;
-  Log.info('getUserPublicKey: getting signal store');
   final signalStore = await getSignalStoreFromIdentity(signalIdentity);
-  Log.info('getUserPublicKey: getting key pair');
   final keyPair = await signalStore.getIdentityKeyPair();
-  Log.info('getUserPublicKey: serializing public key');
   return keyPair.getPublicKey().serialize();
 }
 
 Future<void> createIfNotExistsSignalIdentity() async {
-  final signalIdentity = await SecureStorage.instance.read(
-    key: SecureStorageKeys.signalIdentity,
-  );
-
-  if (signalIdentity != null) {
-    return;
-  }
+  // check if identity already exists
+  if (await getSignalIdentity() != null) return;
 
   final identityKeyPair = generateIdentityKeyPair();
   final registrationId = generateRegistrationId(true);
 
-  final signalStore = SignalSignalProtocolStore(
-    identityKeyPair,
-    registrationId,
-  );
-
   final signedPreKey = generateSignedPreKey(identityKeyPair, defaultDeviceId);
+  final signedPreKeyStore = <int, Uint8List>{};
+  signedPreKeyStore[signedPreKey.id] = signedPreKey.serialize();
 
-  await signalStore.signedPreKeyStore.storeSignedPreKey(
-    signedPreKey.id,
-    signedPreKey,
-  );
-
-  final storedSignalIdentity = SignalIdentity(
-    identityKeyPairU8List: identityKeyPair.serialize(),
+  await RustKeyManager.importSignalIdentity(
+    identityKeyPairStructure: identityKeyPair.serialize(),
     registrationId: registrationId,
-  );
-
-  await SecureStorage.instance.write(
-    key: SecureStorageKeys.signalIdentity,
-    value: jsonEncode(storedSignalIdentity),
+    signedPreKeyStore: signedPreKeyStore,
   );
 }
 

lib/src/services/signal/session.signal.dart

@@ -8,17 +8,11 @@ import 'package:twonly/src/services/signal/protocol_state.signal.dart';
 import 'package:twonly/src/services/signal/utils.signal.dart';
 import 'package:twonly/src/utils/log.dart';
 
-Future<bool> processSignalUserData(
-  Response_UserData userData, {
-  bool useLock = true,
-}) async {
-  if (useLock) {
+Future<bool> processSignalUserData(Response_UserData userData) async {
   return lockingSignalProtocol.protect(() async {
     return _processSignalUserData(userData);
   });
 }
-  return _processSignalUserData(userData);
-}
 
 Future<bool> _processSignalUserData(Response_UserData userData) async {
   final SignalProtocolStore? signalStore = await getSignalStore();
@@ -106,14 +100,11 @@ Future<Uint8List?> getPublicKeyFromContact(int contactId) async {
   }
 }
 
-Future<bool> handleSessionResync(
-  int fromUserId, {
-  bool useLock = true,
-}) async {
+Future<bool> handleSessionResync(int fromUserId) async {
   final userData = await apiService.getUserById(fromUserId);
   if (userData != null) {
     Log.info('Got new session data from the server to re-sync the session');
-    return processSignalUserData(userData, useLock: useLock);
+    return processSignalUserData(userData);
   }
   Log.info('Could not download userdata from the server.');
   return false;

lib/src/services/user.service.dart

@@ -2,9 +2,11 @@ import 'dart:async';
 import 'dart:convert';
 
 import 'package:mutex/mutex.dart';
+import 'package:twonly/core/bridge/wrapper/key_manager.dart';
 import 'package:twonly/locator.dart';
 import 'package:twonly/src/constants/secure_storage.keys.dart';
 import 'package:twonly/src/model/json/userdata.model.dart';
+import 'package:twonly/src/utils/keyvalue.dart';
 import 'package:twonly/src/utils/log.dart';
 import 'package:twonly/src/utils/secure_storage.dart';
 
@@ -26,21 +28,49 @@ class UserService {
 
   static Future<UserData?> getUser() async {
     try {
+      // 1. Try to load from KeyValueStore (user.json)
+      final userDataMap = await KeyValueStore.get('user');
+      if (userDataMap != null) {
+        final userData = UserData.fromJson(userDataMap);
+        await RustKeyManager.setUserId(userId: userData.userId);
+        return userData;
+      }
+
+      // 2. If not found, try to load from SecureStorage (Migration path)
       final userDataJson = await SecureStorage.instance.read(
         key: SecureStorageKeys.userData,
       );
-      if (userDataJson == null) {
-        return null;
-      }
-      return UserData.fromJson(
+
+      if (userDataJson != null) {
+        final userData = UserData.fromJson(
           jsonDecode(userDataJson) as Map<String, dynamic>,
         );
+
+        // 3. Run migration
+        await _migrateFromSecureStorage(userData);
+        return userData;
+      }
+
+      return null;
     } catch (e) {
       Log.error('could not load user: $e');
-      rethrow; // Rethrow instead of returning null to distinguish error from missing user
+      rethrow;
     }
   }
 
+  static Future<void> _migrateFromSecureStorage(UserData userData) async {
+    // Currently empty migration logic as requested, but we MUST store the data
+    await KeyValueStore.put('user', userData.toJson());
+    try {
+      await RustKeyManager.setUserId(userId: userData.userId);
+    } catch (e) {
+      Log.error('Could not set userId in RustKeyManager during migration: $e');
+    }
+
+    // Optional: Log migration
+    Log.info('Migrated user data from SecureStorage to KeyValueStore');
+  }
+
   static Future<void> update(
     void Function(UserData userData) updateUser,
   ) async {
@@ -53,10 +83,7 @@ class UserService {
           user.defaultShowTime = null;
         }
         updateUser(user);
-        await SecureStorage.instance.write(
-          key: SecureStorageKeys.userData,
-          value: jsonEncode(user),
-        );
+        await KeyValueStore.put('user', user.toJson());
         userService.currentUser = user;
       } catch (e) {
         Log.error('Could not update the user: $e');
@@ -66,6 +93,16 @@ class UserService {
     userService.triggerUserUpdate();
   }
 
+  static Future<void> save(UserData user) async {
+    await KeyValueStore.put('user', user.toJson());
+    try {
+      await RustKeyManager.setUserId(userId: user.userId);
+    } catch (e) {
+      Log.error('Could not set userId in RustKeyManager during save: $e');
+    }
+    await userService.tryInit();
+  }
+
   void triggerUserUpdate() {
     _userDataUpdateController.add(null);
   }

lib/src/services/user_discovery.service.dart

@@ -1,8 +1,11 @@
+import 'dart:async';
 import 'dart:convert';
+import 'dart:io';
 import 'package:collection/collection.dart';
 import 'package:drift/drift.dart';
 import 'package:flutter/foundation.dart';
 import 'package:twonly/core/bridge/wrapper/user_discovery.dart';
+import 'package:twonly/globals.dart';
 import 'package:twonly/locator.dart';
 import 'package:twonly/src/database/twonly.db.dart';
 import 'package:twonly/src/model/protobuf/client/generated/user_discovery/types.pb.dart';
@@ -177,7 +180,7 @@ class UserDiscoveryService {
     }
   }
 
-  static Future<void> removeDeletedContacts() async {
+  static Future<void> _removeDeletedContacts() async {
     final subquery = twonlyDB.selectOnly(twonlyDB.contacts)
       ..addColumns([twonlyDB.contacts.userId])
       ..where(twonlyDB.contacts.accountDeleted.equals(true));
@@ -216,4 +219,35 @@ class UserDiscoveryService {
       u.isUserDiscoveryEnabled = false;
     });
   }
+
+  static Future<void> verifyInitializationOnStartup() async {
+    await _removeDeletedContacts();
+    final configExists = File(
+      '${AppEnvironment.supportDir}/user_discovery_config.json',
+    ).existsSync();
+    final hasShares = await (twonlyDB.select(
+      twonlyDB.userDiscoveryShares,
+    )..limit(1)).get().then((list) => list.isNotEmpty);
+
+    if (userService.currentUser.isUserDiscoveryEnabled &&
+        (userService.currentUser.userDiscoveryInitializationError ||
+            !configExists ||
+            !hasShares)) {
+      unawaited(() async {
+        try {
+          Log.info(
+            'Retrying UserDiscovery initialization on startup (configExists: $configExists, hasShares: $hasShares)',
+          );
+          await initializeOrUpdate(
+            threshold: userService.currentUser.userDiscoveryThreshold,
+            sharePromotion: userService.currentUser.userDiscoverySharePromotion,
+          );
+        } catch (e) {
+          Log.error(
+            'Failed to retry UserDiscovery initialization on startup: $e',
+          );
+        }
+      }());
+    }
+  }
 }

lib/src/utils/keyvalue.dart

@@ -7,7 +7,11 @@ import 'package:twonly/src/utils/exclusive_access.utils.dart';
 import 'package:twonly/src/utils/log.dart';
 
 class KeyValueStore {
-  static final Mutex _mutex = Mutex();
+  static final Map<String, Mutex> _mutexes = {};
+
+  static Mutex _getMutex(String key) {
+    return _mutexes.putIfAbsent(key, Mutex.new);
+  }
 
   static Future<File> _getFilePath(String key) async {
     return File('${AppEnvironment.supportDir}/keyvalue/$key.json');
@@ -16,7 +20,7 @@ class KeyValueStore {
   static Future<T> _exclusive<T>(String key, Future<T> Function() action) {
     return exclusiveAccess(
       lockName: 'keyvalue-$key',
-      mutex: _mutex,
+      mutex: _getMutex(key),
       action: action,
     );
   }
@@ -32,8 +36,8 @@ class KeyValueStore {
     }
   });
 
-  static Future<Map<String, dynamic>?> get(String key) =>
-      _exclusive(key, () async {
+  static Future<Map<String, dynamic>?> get(String key) async {
+    return _exclusive(key, () async {
       final file = await _getFilePath(key);
       try {
         if (file.existsSync()) {
@@ -48,9 +52,10 @@ class KeyValueStore {
         return null;
       }
     });
+  }
 
-  static Future<void> put(String key, Map<String, dynamic> value) =>
-      _exclusive(key, () async {
+  static Future<void> put(String key, Map<String, dynamic> value) async {
+    return _exclusive(key, () async {
       try {
         final file = await _getFilePath(key);
         await file.parent.create(recursive: true);
@@ -60,3 +65,4 @@ class KeyValueStore {
       }
     });
   }
+}

lib/src/utils/log.dart

@@ -29,7 +29,10 @@ class Log {
   static String filterLogMessage(String msg) {
     if (msg.contains('SqliteException')) {
       // Do not log data which would be inserted into the DB.
-      return msg.substring(0, msg.indexOf('parameters: '));
+      final paramIndex = msg.indexOf('parameters: ');
+      if (paramIndex != -1) {
+        return msg.substring(0, paramIndex);
+      }
     }
     return msg;
   }

lib/src/utils/misc.dart

@@ -197,12 +197,12 @@ String formatDateTime(BuildContext context, DateTime? dateTime) {
   }
 }
 
-String formatBytes(int bytes, {int decimalPlaces = 2}) {
+String formatBytes(int bytes) {
   if (bytes <= 0) return '0 Bytes';
   const units = <String>['Bytes', 'KB', 'MB', 'GB', 'TB'];
   final unitIndex = (log(bytes) / log(1000)).floor();
   final formattedSize = bytes / pow(1000, unitIndex);
-  return '${formattedSize.toStringAsFixed(decimalPlaces)} ${units[unitIndex]}';
+  return '${formattedSize.ceil()} ${units[unitIndex]}';
 }
 
 bool isUUIDNewer(String uuid1, String uuid2) {

lib/src/visual/components/animate_icon.comp.dart

@@ -9,6 +9,9 @@ RegExp emojiRegex() => RegExp(
 );
 
 bool isOneEmoji(String character) {
+  if (EmojiAnimationComp.animatedIcons.containsKey(character)) {
+    return true;
+  }
   final matches = emojiRegex().allMatches(character);
   if (matches.length == 1) {
     final match = matches.first;
@@ -82,6 +85,7 @@ class EmojiAnimationComp extends StatelessWidget {
     '😴': 'sleep.lottie',
     '🤒': 'thermometer-face.lottie',
     '🤕': 'bandage-face.lottie',
+    '🫪': 'distorted_face.json',
     '🤥': 'liar.lottie',
     '😇': 'halo.lottie',
     '🤠': 'cowboy.lottie',

lib/src/visual/components/select_chat_deletion_time.comp.dart

@@ -9,7 +9,7 @@ import 'package:twonly/src/database/tables/groups.table.dart';
 import 'package:twonly/src/database/twonly.db.dart';
 import 'package:twonly/src/model/protobuf/client/generated/messages.pb.dart';
 import 'package:twonly/src/services/api/messages.api.dart';
-import 'package:twonly/src/services/group.services.dart';
+import 'package:twonly/src/services/group.service.dart';
 import 'package:twonly/src/utils/misc.dart';
 import 'package:twonly/src/visual/elements/better_list_title.element.dart';
 import 'package:twonly/src/visual/views/groups/group.view.dart';

lib/src/visual/components/snackbar.dart

@@ -0,0 +1,258 @@
+import 'dart:async';
+
+import 'package:flutter/material.dart';
+
+enum SnackbarLevel {
+  info,
+  success,
+  warning,
+  error,
+}
+
+void showSnackbar(
+  BuildContext context,
+  String message, {
+  SnackbarLevel level = SnackbarLevel.error,
+}) {
+  Color backgroundColor;
+  IconData iconData;
+
+  switch (level) {
+    case SnackbarLevel.info:
+      backgroundColor = Colors.blue.shade700;
+      iconData = Icons.info_outline;
+    case SnackbarLevel.success:
+      backgroundColor = Colors.green.shade700;
+      iconData = Icons.check_circle_outline;
+    case SnackbarLevel.warning:
+      backgroundColor = Colors.orange.shade800;
+      iconData = Icons.warning_amber_rounded;
+    case SnackbarLevel.error:
+      backgroundColor = Colors.red.shade700;
+      iconData = Icons.error_outline;
+  }
+
+  AnimationController? localAnimationController;
+
+  _showOverlay(
+    context: context,
+    animationDuration: const Duration(milliseconds: 1000),
+    reverseAnimationDuration: const Duration(milliseconds: 350),
+    displayDuration: const Duration(milliseconds: 3000),
+    onAnimationControllerInit: (controller) =>
+        localAnimationController = controller,
+    child: _SnackbarWidget(
+      message: message,
+      backgroundColor: backgroundColor,
+      icon: Icon(iconData, color: Colors.white, size: 28),
+      onCloseClick: () {
+        localAnimationController?.reverse();
+      },
+    ),
+  );
+}
+
+OverlayEntry? _previousEntry;
+
+void _showOverlay({
+  required BuildContext context,
+  required Widget child,
+  required Duration animationDuration,
+  required Duration reverseAnimationDuration,
+  required Duration displayDuration,
+  required void Function(AnimationController) onAnimationControllerInit,
+}) {
+  final overlayState = Overlay.maybeOf(context);
+  if (overlayState == null) return;
+
+  late OverlayEntry overlayEntry;
+  overlayEntry = OverlayEntry(
+    builder: (_) => _AnimatedSnackbar(
+      animationDuration: animationDuration,
+      reverseAnimationDuration: reverseAnimationDuration,
+      displayDuration: displayDuration,
+      onAnimationControllerInit: onAnimationControllerInit,
+      onDismissed: () {
+        if (overlayEntry.mounted) {
+          overlayEntry.remove();
+        }
+        if (_previousEntry == overlayEntry) {
+          _previousEntry = null;
+        }
+      },
+      child: child,
+    ),
+  );
+
+  if (_previousEntry != null && _previousEntry!.mounted) {
+    _previousEntry?.remove();
+  }
+
+  overlayState.insert(overlayEntry);
+  _previousEntry = overlayEntry;
+}
+
+class _SnackbarWidget extends StatelessWidget {
+  const _SnackbarWidget({
+    required this.message,
+    required this.backgroundColor,
+    required this.icon,
+    required this.onCloseClick,
+  });
+  final String message;
+  final Color backgroundColor;
+  final Icon icon;
+  final VoidCallback onCloseClick;
+
+  @override
+  Widget build(BuildContext context) {
+    final theme = Theme.of(context);
+    return Container(
+      clipBehavior: Clip.hardEdge,
+      constraints: const BoxConstraints(minHeight: 70),
+      decoration: BoxDecoration(
+        color: backgroundColor,
+        borderRadius: const BorderRadius.all(Radius.circular(12)),
+        boxShadow: const [
+          BoxShadow(
+            color: Colors.black26,
+            spreadRadius: 1,
+            blurRadius: 30,
+          ),
+        ],
+      ),
+      width: double.infinity,
+      child: Row(
+        children: [
+          const SizedBox(width: 16),
+          icon,
+          const SizedBox(width: 12),
+          Expanded(
+            child: Padding(
+              padding: const EdgeInsets.symmetric(vertical: 12),
+              child: Text(
+                message,
+                style: theme.textTheme.bodyMedium?.merge(
+                  const TextStyle(
+                    fontWeight: FontWeight.w600,
+                    fontSize: 16,
+                    color: Colors.white,
+                  ),
+                ),
+                textAlign: TextAlign.start,
+              ),
+            ),
+          ),
+          GestureDetector(
+            onTap: onCloseClick,
+            behavior: HitTestBehavior.opaque,
+            child: const Padding(
+              padding: EdgeInsets.all(16),
+              child: Icon(Icons.close, color: Colors.white70, size: 20),
+            ),
+          ),
+        ],
+      ),
+    );
+  }
+}
+
+class _AnimatedSnackbar extends StatefulWidget {
+  const _AnimatedSnackbar({
+    required this.child,
+    required this.onDismissed,
+    required this.animationDuration,
+    required this.reverseAnimationDuration,
+    required this.displayDuration,
+    required this.onAnimationControllerInit,
+  });
+  final Widget child;
+  final VoidCallback onDismissed;
+  final Duration animationDuration;
+  final Duration reverseAnimationDuration;
+  final Duration displayDuration;
+  final void Function(AnimationController) onAnimationControllerInit;
+
+  @override
+  State<_AnimatedSnackbar> createState() => _AnimatedSnackbarState();
+}
+
+class _AnimatedSnackbarState extends State<_AnimatedSnackbar>
+    with SingleTickerProviderStateMixin {
+  late final AnimationController _animationController;
+  late final Animation<Offset> _offsetAnimation;
+  Timer? _timer;
+
+  @override
+  void initState() {
+    super.initState();
+    _animationController = AnimationController(
+      vsync: this,
+      duration: widget.animationDuration,
+      reverseDuration: widget.reverseAnimationDuration,
+    );
+
+    _animationController.addStatusListener(_handleAnimationStatus);
+    widget.onAnimationControllerInit(_animationController);
+
+    _offsetAnimation =
+        Tween<Offset>(
+          begin: const Offset(0, -1),
+          end: Offset.zero,
+        ).animate(
+          CurvedAnimation(
+            parent: _animationController,
+            curve: Curves.elasticOut,
+            reverseCurve: Curves.linearToEaseOut,
+          ),
+        );
+
+    _animationController.forward();
+  }
+
+  void _handleAnimationStatus(AnimationStatus status) {
+    if (status == AnimationStatus.completed) {
+      _timer = Timer(widget.displayDuration, () {
+        if (mounted) {
+          _animationController.reverse();
+        }
+      });
+    } else if (status == AnimationStatus.dismissed) {
+      _timer?.cancel();
+      widget.onDismissed();
+    }
+  }
+
+  @override
+  void dispose() {
+    _animationController.dispose();
+    _timer?.cancel();
+    super.dispose();
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return Positioned(
+      top: 16,
+      left: 16,
+      right: 16,
+      child: SlideTransition(
+        position: _offsetAnimation,
+        child: SafeArea(
+          child: Dismissible(
+            key: UniqueKey(),
+            direction: DismissDirection.up,
+            dismissThresholds: const {DismissDirection.up: 0.2},
+            confirmDismiss: (_) async {
+              if (mounted) {
+                await _animationController.reverse();
+              }
+              return false;
+            },
+            child: widget.child,
+          ),
+        ),
+      ),
+    );
+  }
+}

lib/src/visual/views/camera/add_new_shortcut.view.dart

@@ -0,0 +1,292 @@
+import 'dart:async';
+import 'dart:collection';
+import 'package:flutter/material.dart';
+import 'package:font_awesome_flutter/font_awesome_flutter.dart';
+import 'package:twonly/locator.dart';
+import 'package:twonly/src/database/daos/contacts.dao.dart';
+import 'package:twonly/src/database/twonly.db.dart';
+import 'package:twonly/src/utils/log.dart';
+import 'package:twonly/src/utils/misc.dart';
+import 'package:twonly/src/visual/components/avatar_icon.comp.dart';
+import 'package:twonly/src/visual/components/emoji_picker.bottom.dart';
+import 'package:twonly/src/visual/components/flame_counter.comp.dart';
+import 'package:twonly/src/visual/components/snackbar.dart';
+import 'package:twonly/src/visual/decorations/input_text.decoration.dart';
+import 'package:twonly/src/visual/views/camera/share_image_editor_components/layer_data.dart';
+
+class AddNewShortcutView extends StatefulWidget {
+  const AddNewShortcutView({this.shortcut, super.key});
+  final Shortcut? shortcut;
+  @override
+  State<AddNewShortcutView> createState() => _StartNewChatView();
+}
+
+class _StartNewChatView extends State<AddNewShortcutView> {
+  List<Group> _groups = [];
+  List<Group> _allGroups = [];
+  final TextEditingController _searchGroupName = TextEditingController();
+  late StreamSubscription<List<Group>> _groupSub;
+
+  final HashSet<String> _selectedGroups = HashSet();
+  String? shortcutEmoji;
+
+  @override
+  void initState() {
+    super.initState();
+
+    if (widget.shortcut != null) {
+      shortcutEmoji = widget.shortcut!.emoji;
+      twonlyDB.shortcutsDao.getShortcutMembers(widget.shortcut!.id).then((
+        members,
+      ) {
+        if (mounted) {
+          setState(() {
+            for (final m in members) {
+              _selectedGroups.add(m.groupId);
+            }
+          });
+        }
+      });
+    }
+
+    final stream = twonlyDB.groupsDao.watchGroupsForChatList();
+
+    _groupSub = stream.listen((update) async {
+      update.sort(
+        (a, b) => a.groupName.compareTo(b.groupName),
+      );
+      setState(() {
+        _allGroups = update;
+      });
+      await filterUsers();
+    });
+  }
+
+  @override
+  void dispose() {
+    unawaited(_groupSub.cancel());
+    super.dispose();
+  }
+
+  Future<void> filterUsers() async {
+    if (_searchGroupName.value.text.isEmpty) {
+      setState(() {
+        _groups = _allGroups;
+      });
+      return;
+    }
+    final usersFiltered = _allGroups
+        .where(
+          (group) => group.groupName.toLowerCase().contains(
+            _searchGroupName.value.text.toLowerCase(),
+          ),
+        )
+        .toList();
+    setState(() {
+      _groups = usersFiltered;
+    });
+  }
+
+  void toggleSelectedGroup(String groupId) {
+    if (!_selectedGroups.contains(groupId)) {
+      if (_selectedGroups.length > 256) {
+        showSnackbar(context, context.lang.groupSizeLimitError(256));
+        return;
+      }
+      _selectedGroups.add(groupId);
+    } else {
+      _selectedGroups.remove(groupId);
+    }
+    setState(() {});
+  }
+
+  Future<void> submitChanges() async {
+    try {
+      if (widget.shortcut != null) {
+        await twonlyDB.shortcutsDao.updateShortcut(
+          widget.shortcut!.id,
+          shortcutEmoji!,
+        );
+        await twonlyDB.shortcutsDao.deleteShortcutMembers(widget.shortcut!.id);
+        await twonlyDB.shortcutsDao.addShortcutMembers(
+          widget.shortcut!.id,
+          _selectedGroups.toList(),
+        );
+      } else {
+        await twonlyDB.shortcutsDao.createShortcut(
+          shortcutEmoji!,
+        );
+        final shortcutId = (await twonlyDB.shortcutsDao.getShortcutByEmoji(
+          shortcutEmoji!,
+        ))!.id;
+        await twonlyDB.shortcutsDao.deleteShortcutMembers(shortcutId);
+        await twonlyDB.shortcutsDao.addShortcutMembers(
+          shortcutId,
+          _selectedGroups.toList(),
+        );
+      }
+      if (mounted) Navigator.pop(context);
+    } catch (e) {
+      Log.error(e);
+      if (mounted) {
+        showSnackbar(context, context.lang.errorEmojiUsedOrInvalid);
+      }
+    }
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return GestureDetector(
+      onTap: () => FocusScope.of(context).unfocus(),
+      child: Scaffold(
+        appBar: AppBar(
+          title: Text(
+            widget.shortcut == null
+                ? context.lang.createShortcut
+                : context.lang.editShortcut,
+          ),
+          actions: [
+            if (widget.shortcut != null)
+              IconButton(
+                icon: const FaIcon(
+                  FontAwesomeIcons.trashCan,
+                  size: 18,
+                  color: Colors.red,
+                ),
+                onPressed: () async {
+                  final confirm = await showDialog<bool>(
+                    context: context,
+                    builder: (context) => AlertDialog(
+                      title: Text(context.lang.deleteShortcut),
+                      content: Text(context.lang.deleteShortcutBody),
+                      actions: [
+                        TextButton(
+                          onPressed: () => Navigator.pop(context, false),
+                          child: Text(context.lang.cancel),
+                        ),
+                        FilledButton(
+                          onPressed: () => Navigator.pop(context, true),
+                          child: Text(context.lang.delete),
+                        ),
+                      ],
+                    ),
+                  );
+                  if (confirm == true) {
+                    await twonlyDB.shortcutsDao.deleteShortcut(
+                      widget.shortcut!.id,
+                    );
+                    if (context.mounted) Navigator.pop(context);
+                  }
+                },
+              ),
+            TextButton(
+              onPressed: () async {
+                // ignore: inference_failure_on_function_invocation
+                final result = await showModalBottomSheet(
+                  context: context,
+                  backgroundColor: Colors.black,
+                  builder: (context) => const EmojiPickerBottom(),
+                );
+                if (result is EmojiLayerData) {
+                  setState(() {
+                    shortcutEmoji = result.text;
+                  });
+                }
+              },
+              child: Text(
+                shortcutEmoji ?? context.lang.selectEmoji,
+                style: TextStyle(
+                  fontSize: shortcutEmoji == null ? 14 : 22,
+                ),
+              ),
+            ),
+            const SizedBox(width: 8),
+          ],
+        ),
+        floatingActionButton: FilledButton.icon(
+          onPressed: (_selectedGroups.isEmpty || shortcutEmoji == null)
+              ? null
+              : submitChanges,
+          label: Text(
+            widget.shortcut == null
+                ? context.lang.createShortcut
+                : context.lang.updateShortcut,
+          ),
+          icon: const FaIcon(FontAwesomeIcons.check),
+        ),
+        body: SafeArea(
+          child: Padding(
+            padding: const EdgeInsets.only(
+              bottom: 40,
+              left: 10,
+              top: 20,
+              right: 10,
+            ),
+            child: Column(
+              children: [
+                Padding(
+                  padding: const EdgeInsets.symmetric(horizontal: 10),
+                  child: TextField(
+                    onChanged: (_) async {
+                      await filterUsers();
+                    },
+                    controller: _searchGroupName,
+                    decoration: getInputDecoration(
+                      context,
+                      context.lang.shareImageSearchAllContacts,
+                    ),
+                  ),
+                ),
+                const SizedBox(height: 10),
+                Expanded(
+                  child: ListView.builder(
+                    restorationId: 'new_message_users_list',
+                    itemCount: _groups.length,
+                    itemBuilder: (context, i) {
+                      final group = _groups[i];
+                      return ListTile(
+                        key: ValueKey(group.groupId),
+                        title: Row(
+                          children: [
+                            Text(substringBy(group.groupName, 12)),
+                            FlameCounterWidget(
+                              groupId: group.groupId,
+                              prefix: true,
+                            ),
+                          ],
+                        ),
+                        leading: AvatarIcon(
+                          group: group,
+                          fontSize: 15,
+                        ),
+                        trailing: Checkbox(
+                          value: _selectedGroups.contains(group.groupId),
+                          side: WidgetStateBorderSide.resolveWith(
+                            (states) {
+                              if (states.contains(WidgetState.selected)) {
+                                return const BorderSide(width: 0);
+                              }
+                              return BorderSide(
+                                color: Theme.of(context).colorScheme.outline,
+                              );
+                            },
+                          ),
+                          onChanged: (value) {
+                            toggleSelectedGroup(group.groupId);
+                          },
+                        ),
+                        onTap: () {
+                          toggleSelectedGroup(group.groupId);
+                        },
+                      );
+                    },
+                  ),
+                ),
+              ],
+            ),
+          ),
+        ),
+      ),
+    );
+  }
+}

lib/src/visual/views/camera/camera_preview_components/camera_preview_controller_components/camera_scanned_overlay.dart

@@ -5,6 +5,7 @@ import 'package:twonly/src/database/daos/contacts.dao.dart';
 import 'package:twonly/src/utils/misc.dart';
 import 'package:twonly/src/utils/qr.utils.dart';
 import 'package:twonly/src/visual/components/avatar_icon.comp.dart';
+import 'package:twonly/src/visual/components/snackbar.dart';
 import 'package:twonly/src/visual/views/camera/camera_preview_components/main_camera_controller.dart';
 import 'package:url_launcher/url_launcher_string.dart';
 
@@ -46,16 +47,19 @@ class CameraScannedOverlay extends StatelessWidget {
       onTap: () async {
         c.isLoading = true;
         mainController.setState();
+
+        showSnackbar(
+          context,
+          context.lang.requestedUserToastText(c.profile.username),
+          level: SnackbarLevel.success,
+        );
         if (await addNewContactFromPublicProfile(c.profile) &&
             context.mounted) {
-          ScaffoldMessenger.of(context).showSnackBar(
-            SnackBar(
-              content: Text(
-                context.lang.requestedUserToastText(c.profile.username),
-              ),
-              duration: const Duration(seconds: 8),
-            ),
-          );
+          // showSnackbar(
+          //   context,
+          //   context.lang.requestedUserToastText(c.profile.username),
+          //   level: SnackbarLevel.success,
+          // );
         }
       },
       child: Container(

lib/src/visual/views/camera/camera_preview_components/camera_preview_controller_view.dart

@@ -19,6 +19,7 @@ import 'package:twonly/src/services/api/mediafiles/upload.api.dart';
 import 'package:twonly/src/services/user.service.dart';
 import 'package:twonly/src/utils/log.dart';
 import 'package:twonly/src/utils/misc.dart';
+import 'package:twonly/src/visual/components/snackbar.dart';
 import 'package:twonly/src/visual/helpers/media_view_sizing.helper.dart';
 import 'package:twonly/src/visual/helpers/screenshot.helper.dart';
 import 'package:twonly/src/visual/loader/three_rotating_dots.loader.dart';
@@ -254,14 +255,12 @@ class _CameraPreviewViewState extends State<CameraPreviewView> {
       await File(picture.path).delete();
       return imageBytes;
     } catch (e) {
-      if (context.mounted) {
-        // ignore: use_build_context_synchronously
-        ScaffoldMessenger.of(context).showSnackBar(
-          SnackBar(
-            content: Text('Error loading picture: $e'),
-            duration: const Duration(seconds: 3),
-          ),
+      if (mounted) {
+        showSnackbar(
+          context,
+          'Error loading picture: $e',
         );
+        Log.error(e);
       }
       return null;
     }
@@ -284,6 +283,8 @@ class _CameraPreviewViewState extends State<CameraPreviewView> {
       await Future.delayed(const Duration(milliseconds: 1000));
     }
 
+    if (!mounted) return;
+
     await mc.cameraController?.pausePreview();
     if (!mounted) {
       return;
@@ -342,6 +343,9 @@ class _CameraPreviewViewState extends State<CameraPreviewView> {
     await _deInitVolumeControl();
     if (!mounted) return true;
 
+    // Cache active camera ID since ShareImageEditorView closes the camera and resets state parameters.
+    final initialCameraId = mc.selectedCameraDetails.cameraId;
+
     final shouldReturn =
         await Navigator.push(
               context,
@@ -382,7 +386,7 @@ class _CameraPreviewViewState extends State<CameraPreviewView> {
       return true;
     }
     await mc.selectCamera(
-      mc.selectedCameraDetails.cameraId,
+      initialCameraId,
       false,
     );
     return false;
@@ -606,17 +610,7 @@ class _CameraPreviewViewState extends State<CameraPreviewView> {
 
   void _showCameraException(dynamic e) {
     Log.error('$e');
-    try {
-      if (context.mounted) {
-        ScaffoldMessenger.of(context).showSnackBar(
-          SnackBar(
-            content: Text('Error: $e'),
-            duration: const Duration(seconds: 3),
-          ),
-        );
-      }
-      // ignore: empty_catches
-    } catch (e) {}
+    if (mounted) showSnackbar(context, 'Error: $e');
   }
 
   @override

lib/src/visual/views/camera/camera_preview_components/main_camera_controller.dart

@@ -3,6 +3,7 @@ import 'dart:io';
 
 import 'package:camera/camera.dart';
 import 'package:clock/clock.dart';
+import 'package:drift/drift.dart' show Value;
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
@@ -17,6 +18,7 @@ import 'package:twonly/src/model/protobuf/client/generated/qr.pb.dart';
 import 'package:twonly/src/utils/log.dart';
 import 'package:twonly/src/utils/misc.dart';
 import 'package:twonly/src/utils/qr.utils.dart';
+import 'package:twonly/src/visual/components/snackbar.dart';
 import 'package:twonly/src/visual/helpers/screenshot.helper.dart';
 import 'package:twonly/src/visual/views/camera/camera_preview_components/camera_preview_controller_view.dart';
 import 'package:twonly/src/visual/views/camera/camera_preview_components/face_filters.dart';
@@ -83,6 +85,8 @@ class MainCameraController {
   FaceFilterType _currentFilterType = FaceFilterType.none;
   FaceFilterType get currentFilterType => _currentFilterType;
 
+  Future<void>? _pendingDisposal;
+
   Future<void> closeCamera() async {
     contactsVerified = {};
     scannedNewProfiles = {};
@@ -94,14 +98,18 @@ class MainCameraController {
     final cameraControllerTemp = cameraController;
     cameraController = null;
     // prevents: CameraException(Disposed CameraController, buildPreview() was called on a disposed CameraController.)
-    Future.delayed(const Duration(milliseconds: 100), () async {
+    _pendingDisposal = Future.delayed(
+      const Duration(milliseconds: 100),
+      () async {
         await cameraControllerTemp?.dispose();
-    });
+      },
+    );
     initCameraStarted = false;
     selectedCameraDetails = SelectedCameraDetails();
   }
 
   Future<void> selectCamera(int sCameraId, bool init) async {
+    await _pendingDisposal;
     initCameraStarted = true;
 
     if (AppEnvironment.cameras.isEmpty) {
@@ -136,7 +144,13 @@ class MainCameraController {
             ? ImageFormatGroup.nv21
             : ImageFormatGroup.bgra8888,
       );
+      try {
         await cameraController?.initialize();
+      } catch (e) {
+        Log.error(e);
+        cameraController = null; // ensure uninitialized controller is not reused
+        return;
+      }
       await cameraController?.startImageStream(_processCameraImage);
       await cameraController?.setZoomLevel(selectedCameraDetails.scaleFactor);
       if (userService.currentUser.videoStabilizationEnabled && !kDebugMode) {
@@ -216,7 +230,7 @@ class MainCameraController {
           (e.code == 'setFocusPointFailed' || e.code == 'setFocusModeFailed')) {
         Log.info('Focus point or mode not supported on this device');
       } else {
-        Log.error(e);
+        Log.warn(e);
       }
     }
 
@@ -356,7 +370,14 @@ class MainCameraController {
           if (res == null) continue;
           final (profile, contact, verificationOk) = res;
 
-          if (contact == null) {
+          if (contact?.blocked ?? false) {
+            await twonlyDB.contactsDao.updateContact(
+              contact!.userId,
+              const ContactsCompanion(blocked: Value(false)),
+            );
+          }
+
+          if (contact == null || contact.deletedByUser) {
             if (scannedNewProfiles[profile.userId.toInt()] == null) {
               await HapticFeedback.heavyImpact();
               scannedNewProfiles[profile.userId.toInt()] = ScannedNewProfile(
@@ -373,18 +394,14 @@ class MainCameraController {
             );
 
             await HapticFeedback.heavyImpact();
-            if (verificationOk) {
-              AppGlobalKeys.scaffoldMessengerKey.currentState?.showSnackBar(
-                SnackBar(
-                  content: Text(
-                    AppGlobalKeys.scaffoldMessengerKey.currentContext?.lang
-                            .verifiedPublicKey(
+            final context = cameraPreviewKey.currentContext;
+            if (verificationOk && context != null && context.mounted) {
+              showSnackbar(
+                context,
+                context.lang.verifiedPublicKey(
                   getContactDisplayName(contact),
-                            ) ??
-                        '',
-                  ),
-                  duration: const Duration(seconds: 6),
                 ),
+                level: SnackbarLevel.success,
               );
             }
           }

lib/src/visual/views/camera/camera_preview_components/save_to_gallery.dart

@@ -77,10 +77,12 @@ class SaveToGalleryButtonState extends State<SaveToGalleryButton> {
                 await newService.storeMediaFile();
               }
 
+              if (mounted) {
                 setState(() {
                   _imageSaved = true;
                   _imageSaving = false;
                 });
+              }
             },
       child: Row(
         children: [

lib/src/visual/views/camera/share_image_contact_selection.view.dart

@@ -20,6 +20,7 @@ import 'package:twonly/src/visual/decorations/input_text.decoration.dart';
 import 'package:twonly/src/visual/elements/headline.element.dart';
 import 'package:twonly/src/visual/helpers/screenshot.helper.dart';
 import 'package:twonly/src/visual/views/camera/share_image_contact_selection_components/best_friends_selector.dart';
+import 'package:twonly/src/visual/views/camera/share_image_contact_selection_components/shortcut_row.comp.dart';
 import 'package:twonly/src/visual/views/camera/share_image_editor_components/layers/background.layer.dart';
 
 class ShareImageView extends StatefulWidget {
@@ -194,6 +195,11 @@ class _ShareImageView extends State<ShareImageView> {
                     ),
                   ),
                 ),
+              const SizedBox(height: 10),
+              ShortcutRowComp(
+                selectedGroupIds: widget.selectedGroupIds,
+                updateSelectedGroupIds: updateSelectedGroupIds,
+              ),
               if (_pinnedContacts.isNotEmpty) const SizedBox(height: 10),
               BestFriendsSelector(
                 groups: _pinnedContacts,

lib/src/visual/views/camera/share_image_contact_selection_components/shortcut_row.comp.dart

@@ -0,0 +1,115 @@
+import 'dart:async';
+import 'dart:collection';
+import 'package:flutter/material.dart';
+import 'package:twonly/locator.dart';
+import 'package:twonly/src/database/twonly.db.dart';
+import 'package:twonly/src/utils/misc.dart';
+import 'package:twonly/src/visual/views/camera/add_new_shortcut.view.dart';
+
+class ShortcutRowComp extends StatefulWidget {
+  const ShortcutRowComp({
+    required this.selectedGroupIds,
+    required this.updateSelectedGroupIds,
+    super.key,
+  });
+
+  final HashSet<String> selectedGroupIds;
+  final void Function(String, bool) updateSelectedGroupIds;
+
+  @override
+  State<ShortcutRowComp> createState() => _ShortcutRowCompState();
+}
+
+class _ShortcutRowCompState extends State<ShortcutRowComp> {
+  List<Shortcut> _shortcuts = [];
+  late StreamSubscription<List<Shortcut>> shortcutSub;
+
+  @override
+  void initState() {
+    super.initState();
+    unawaited(initAsync());
+  }
+
+  Future<void> initAsync() async {
+    shortcutSub = twonlyDB.shortcutsDao.watchAllShortcuts().listen((shortcuts) {
+      if (_shortcuts.isEmpty) {
+        shortcuts.sort((a, b) => b.usageCounter.compareTo(a.usageCounter));
+        _shortcuts = shortcuts;
+      } else {
+        final map = {for (final s in shortcuts) s.id: s};
+        final updated = <Shortcut>[];
+        for (final old in _shortcuts) {
+          if (map.containsKey(old.id)) {
+            updated.add(map.remove(old.id)!);
+          }
+        }
+        updated.addAll(map.values);
+        _shortcuts = updated;
+      }
+      if (mounted) setState(() {});
+    });
+  }
+
+  @override
+  void dispose() {
+    unawaited(shortcutSub.cancel());
+    super.dispose();
+  }
+
+  Future<void> _openCreateDialog() async {
+    await context.navPush(const AddNewShortcutView());
+  }
+
+  Future<void> _applyShortcut(Shortcut shortcut) async {
+    await twonlyDB.shortcutsDao.incrementUsage(shortcut.id);
+    final members = await twonlyDB.shortcutsDao.getShortcutMembers(shortcut.id);
+    for (final groupId in widget.selectedGroupIds.toList()) {
+      widget.updateSelectedGroupIds(groupId, false);
+    }
+    for (final m in members) {
+      widget.updateSelectedGroupIds(m.groupId, true);
+    }
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return SizedBox(
+      height: 40,
+      child: ListView(
+        scrollDirection: Axis.horizontal,
+        children: [
+          Row(
+            children: [
+              ActionChip(
+                padding: EdgeInsets.zero,
+                onPressed: _openCreateDialog,
+                label: _shortcuts.isEmpty
+                    ? Text(
+                        context.lang.createShortcut,
+                        style: const TextStyle(fontSize: 9),
+                      )
+                    : const Icon(Icons.add_reaction_outlined, size: 20),
+                shape: const StadiumBorder(),
+              ),
+              for (final shortcut in _shortcuts)
+                GestureDetector(
+                  onLongPress: () {
+                    context.navPush(AddNewShortcutView(shortcut: shortcut));
+                  },
+                  child: ActionChip(
+                    padding: EdgeInsets.zero,
+                    onPressed: () => _applyShortcut(shortcut),
+                    label: Text(
+                      shortcut.emoji,
+                      style: const TextStyle(fontSize: 18),
+                    ),
+                    shape: const StadiumBorder(),
+                  ),
+                ),
+            ],
+          ),
+        ],
+      ),
+    );
+  }
+}

lib/src/visual/views/camera/share_image_editor_components/layers/filter.layer.dart

@@ -5,7 +5,7 @@ import 'package:flutter/material.dart';
 import 'package:twonly/src/visual/views/camera/share_image_editor_components/layer_data.dart';
 import 'package:twonly/src/visual/views/camera/share_image_editor_components/layers/filters/datetime_filter.dart';
 import 'package:twonly/src/visual/views/camera/share_image_editor_components/layers/filters/image_filter.dart';
-import 'package:twonly/src/visual/views/camera/share_image_editor_components/layers/filters/location_filter.dart';
+import 'package:twonly/src/visual/views/camera/share_image_editor_components/layers/filters/stickers.dart';
 
 /// Main layer
 class FilterLayer extends StatefulWidget {
@@ -75,7 +75,6 @@ class _FilterLayerState extends State<FilterLayer> {
   List<Widget> pages = [
     const FilterSkeleton(),
     const DateTimeFilter(),
-    // const LocationFilter(),
     const FilterSkeleton(),
   ];
 

lib/src/visual/views/camera/share_image_editor_components/layers/filters/location_filter.dart

@@ -1,164 +0,0 @@
-import 'dart:async';
-import 'dart:convert';
-import 'dart:io';
-
-import 'package:cached_network_image/cached_network_image.dart';
-import 'package:clock/clock.dart';
-import 'package:flutter/foundation.dart';
-import 'package:flutter/material.dart';
-import 'package:http/http.dart' as http;
-import 'package:path_provider/path_provider.dart';
-import 'package:twonly/locator.dart';
-import 'package:twonly/src/model/protobuf/api/websocket/server_to_client.pb.dart';
-import 'package:twonly/src/utils/log.dart';
-import 'package:twonly/src/visual/views/camera/share_image_editor_components/layers/filter.layer.dart';
-import 'package:twonly/src/visual/views/camera/share_image_editor_components/layers/filters/datetime_filter.dart';
-
-class LocationFilter extends StatefulWidget {
-  const LocationFilter({super.key});
-
-  @override
-  State<LocationFilter> createState() => _LocationFilterState();
-}
-
-class _LocationFilterState extends State<LocationFilter> {
-  String? _imageUrl;
-  Response_Location? location;
-
-  @override
-  void initState() {
-    super.initState();
-    unawaited(initAsync());
-  }
-
-  Future<void> initAsync() async {
-    final res = await apiService.getCurrentLocation();
-    if (res.isSuccess) {
-      // ignore: avoid_dynamic_calls
-      location = res.value.location as Response_Location?;
-      await _searchForImage();
-      if (mounted) setState(() {});
-    }
-  }
-
-  Future<void> _searchForImage() async {
-    if (location == null) return;
-    final imageIndex = await getStickerIndex();
-    // Normalize the city and country for search
-    final normalizedCity = location!.city.toLowerCase().replaceAll(' ', '_');
-    final normalizedCountry = location!.county.toLowerCase();
-
-    // Search for the city first
-    for (final item in imageIndex) {
-      if (item.imageSrc.contains('/cities/$normalizedCountry/')) {
-        // Check if the item matches the normalized city
-        if (item.imageSrc.contains('$normalizedCity.')) {
-          if (item.imageSrc.startsWith('/api/')) {
-            _imageUrl = 'https://twonly.eu/${item.imageSrc}';
-            if (mounted) setState(() {});
-          }
-          return;
-        }
-      }
-    }
-
-    // If city not found, search for the country
-    if (_imageUrl == null) {
-      for (final item in imageIndex) {
-        if (item.imageSrc.contains('/countries/') &&
-            item.imageSrc.contains(normalizedCountry)) {
-          if (item.imageSrc.startsWith('/api/')) {
-            _imageUrl = 'https://twonly.eu/${item.imageSrc}';
-            if (mounted) setState(() {});
-          }
-          break;
-        }
-      }
-    }
-  }
-
-  @override
-  Widget build(BuildContext context) {
-    if (_imageUrl != null) {
-      return FilterSkeleton(
-        child: Positioned(
-          bottom: 0,
-          left: 40,
-          right: 40,
-          child: Center(
-            child: CachedNetworkImage(
-              imageUrl: _imageUrl!,
-            ),
-          ),
-        ),
-      );
-    }
-
-    if (location != null) {
-      if (location!.county != '-') {
-        return FilterSkeleton(
-          child: Positioned(
-            bottom: 50,
-            left: 40,
-            child: Column(
-              children: [
-                FilterText(location!.city),
-                FilterText(location!.county),
-              ],
-            ),
-          ),
-        );
-      }
-    }
-
-    return const DateTimeFilter(color: Colors.black);
-  }
-}
-
-class Sticker {
-  Sticker({required this.imageSrc, required this.source});
-  factory Sticker.fromJson(Map<String, dynamic> json) {
-    return Sticker(
-      imageSrc: json['imageSrc'] as String,
-      source: json['source'] as String? ?? '',
-    );
-  }
-  final String imageSrc;
-  final String source;
-}
-
-Future<List<Sticker>> getStickerIndex() async {
-  final directory = await getApplicationCacheDirectory();
-  final indexFile = File('${directory.path}/stickers.json');
-  var res = <Sticker>[];
-
-  if (indexFile.existsSync() && kReleaseMode) {
-    final lastModified = indexFile.lastModifiedSync();
-    final difference = clock.now().difference(lastModified);
-    final content = await indexFile.readAsString();
-    final jsonList = json.decode(content) as List;
-    res = jsonList
-        .map((json) => Sticker.fromJson(json as Map<String, dynamic>))
-        .toList();
-    if (difference.inHours < 2) {
-      return res;
-    }
-  }
-  try {
-    final response = await http.get(
-      Uri.parse('https://twonly.eu/api/sticker/stickers.json'),
-    );
-    if (response.statusCode == 200) {
-      await indexFile.writeAsString(response.body);
-      final jsonList = json.decode(response.body) as List;
-      return jsonList
-          .map((json) => Sticker.fromJson(json as Map<String, dynamic>))
-          .toList();
-    } else {
-      return res;
-    }
-  } catch (e) {
-    Log.error('$e');
-    return res;
-  }
-}

lib/src/visual/views/camera/share_image_editor_components/layers/filters/stickers.dart

@@ -0,0 +1,56 @@
+import 'dart:async';
+import 'dart:convert';
+import 'dart:io';
+
+import 'package:clock/clock.dart';
+import 'package:flutter/foundation.dart';
+import 'package:http/http.dart' as http;
+import 'package:twonly/globals.dart';
+import 'package:twonly/src/utils/log.dart';
+
+class Sticker {
+  Sticker({required this.imageSrc, required this.source});
+  factory Sticker.fromJson(Map<String, dynamic> json) {
+    return Sticker(
+      imageSrc: json['imageSrc'] as String,
+      source: json['source'] as String? ?? '',
+    );
+  }
+  final String imageSrc;
+  final String source;
+}
+
+Future<List<Sticker>> getStickerIndex() async {
+  final indexFile = File('${AppEnvironment.cacheDir}/stickers.json');
+  var res = <Sticker>[];
+
+  if (indexFile.existsSync() && kReleaseMode) {
+    final lastModified = indexFile.lastModifiedSync();
+    final difference = clock.now().difference(lastModified);
+    final content = await indexFile.readAsString();
+    final jsonList = json.decode(content) as List;
+    res = jsonList
+        .map((json) => Sticker.fromJson(json as Map<String, dynamic>))
+        .toList();
+    if (difference.inHours < 2) {
+      return res;
+    }
+  }
+  try {
+    final response = await http.get(
+      Uri.parse('https://twonly.eu/api/sticker/stickers.json'),
+    );
+    if (response.statusCode == 200) {
+      await indexFile.writeAsString(response.body);
+      final jsonList = json.decode(response.body) as List;
+      return jsonList
+          .map((json) => Sticker.fromJson(json as Map<String, dynamic>))
+          .toList();
+    } else {
+      return res;
+    }
+  } catch (e) {
+    Log.error('$e');
+    return res;
+  }
+}

lib/src/visual/views/chats/chat_list.view.dart

@@ -21,6 +21,7 @@ import 'package:twonly/src/visual/themes/light.dart';
 import 'package:twonly/src/visual/views/chats/chat_list_components/feedback_btn.comp.dart';
 import 'package:twonly/src/visual/views/chats/chat_list_components/group_list_item.comp.dart';
 import 'package:twonly/src/visual/views/onboarding/setup/components/finish_setup.comp.dart';
+import 'package:twonly/src/visual/views/settings/backup/components/missing_backup_setup.comp.dart';
 
 class ChatListView extends StatefulWidget {
   const ChatListView({super.key});
@@ -215,6 +216,7 @@ class _ChatListViewState extends State<ChatListView> {
         child: Column(
           children: [
             const FinishSetupComp(),
+            const MissingBackupComp(),
             if (_groupsNotPinned.isEmpty &&
                 _groupsPinned.isEmpty &&
                 _groupsArchived.isEmpty)

lib/src/visual/views/chats/chat_messages_components/chat_group_action.dart

@@ -125,44 +125,6 @@ class _ChatGroupActionState extends State<ChatGroupAction> {
         }
     }
 
-    // switch (widget.action.type) {
-    //   case GroupActionType.updatedGroupName:
-    //     text = (contact == null)
-    //         ? 'You have changed the group name to "${widget.action.newGroupName}".'
-    //         : '$maker has changed the group name to "${widget.action.newGroupName}".';
-    //     icon = FontAwesomeIcons.pencil;
-    //   case GroupActionType.createdGroup:
-    //     icon = FontAwesomeIcons.penToSquare;
-    //     text = (contact == null)
-    //         ? 'You have created the group.'
-    //         : '$maker has created the group.';
-    //   case GroupActionType.removedMember:
-    //     icon = FontAwesomeIcons.userMinus;
-    //     text = (contact == null)
-    //         ? 'You have removed $affected from the group.'
-    //         : '$maker has removed $affected from the group.';
-    //   case GroupActionType.addMember:
-    //     icon = FontAwesomeIcons.userPlus;
-    //     text = (contact == null)
-    //         ? 'You have added $affected to the group.'
-    //         : '$maker has added $affected to the group.';
-    //   case GroupActionType.promoteToAdmin:
-    //     icon = FontAwesomeIcons.key;
-    //     text = (contact == null)
-    //         ? 'You made $affected an admin.'
-    //         : '$maker made $affected an admin.';
-    //   case GroupActionType.demoteToMember:
-    //     icon = FontAwesomeIcons.key;
-    //     text = (contact == null)
-    //         ? 'You revoked $affectedR admin rights.'
-    //         : '$maker revoked $affectedR admin rights.';
-    //   case GroupActionType.leftGroup:
-    //     icon = FontAwesomeIcons.userMinus;
-    //     text = (contact == null)
-    //         ? 'You have left the group.'
-    //         : '$maker has left the group.';
-    // }
-
     return Padding(
       padding: const EdgeInsets.all(8),
       child: Center(

lib/src/visual/views/chats/chat_messages_components/message_input.dart

@@ -7,8 +7,8 @@ import 'package:emoji_picker_flutter/emoji_picker_flutter.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 import 'package:font_awesome_flutter/font_awesome_flutter.dart';
-import 'package:path_provider/path_provider.dart';
 import 'package:permission_handler/permission_handler.dart';
+import 'package:twonly/globals.dart';
 import 'package:twonly/locator.dart';
 import 'package:twonly/src/database/tables/mediafiles.table.dart';
 import 'package:twonly/src/database/twonly.db.dart';
@@ -131,8 +131,7 @@ class _MessageInputState extends State<MessageInput> {
       _currentDuration = 0;
     });
     await HapticFeedback.heavyImpact();
-    final audioTmpPath =
-        '${(await getApplicationCacheDirectory()).path}/recording.m4a';
+    final audioTmpPath = '${AppEnvironment.cacheDir}/recording.m4a';
     unawaited(
       recorderController.record(
         path: audioTmpPath,

lib/src/visual/views/chats/media_viewer.view.dart

@@ -61,7 +61,7 @@ class _MediaViewerViewState extends State<MediaViewerView> {
   Message? currentMessage;
 
   DateTime? canBeSeenUntil;
-  double progress = 0;
+  final ValueNotifier<double> progress = ValueNotifier(0);
   bool showSendTextMessageInput = false;
   final GlobalKey mediaWidgetKey = GlobalKey();
 
@@ -100,6 +100,7 @@ class _MediaViewerViewState extends State<MediaViewerView> {
     progressTimer?.cancel();
     _subscription?.cancel();
     downloadStateListener?.cancel();
+    progress.dispose();
 
     ScreenProtector.preventScreenshotOff();
 
@@ -226,7 +227,7 @@ class _MediaViewerViewState extends State<MediaViewerView> {
       canBeSeenUntil = null;
       imageSaving = false;
       imageSaved = false;
-      progress = 0;
+      progress.value = 0;
       showSendTextMessageInput = false;
     });
 
@@ -351,6 +352,11 @@ class _MediaViewerViewState extends State<MediaViewerView> {
       return nextMediaOrExit();
     }
 
+    // The server can now delete the encrypted bytes, as the users has sucessfully opened it.
+    unawaited(
+      apiService.downloadDone(currentMediaLocal.mediaFile.downloadToken!),
+    );
+
     var timerRequired = false;
 
     if (currentMediaLocal.mediaFile.type == MediaType.video) {
@@ -388,9 +394,7 @@ class _MediaViewerViewState extends State<MediaViewerView> {
 
               final duration = ctrl.value.duration.inSeconds;
               if (duration > 0) {
-                setState(() {
-                  progress = 1 - ctrl.value.position.inSeconds / duration;
-                });
+                progress.value = 1 - ctrl.value.position.inSeconds / duration;
               }
 
               if (currentMediaLocal.mediaFile.displayLimitInMilliseconds !=
@@ -450,9 +454,8 @@ class _MediaViewerViewState extends State<MediaViewerView> {
         }
         final difference = canBeSeenUntil!.difference(clock.now());
         // Calculate the progress as a value between 0.0 and 1.0
-        progress =
+        progress.value =
             difference.inMilliseconds / (mediaFile.displayLimitInMilliseconds!);
-        setState(() {});
       });
     }
   }
@@ -647,7 +650,7 @@ class _MediaViewerViewState extends State<MediaViewerView> {
           children: [
             if (_showDownloadingLoader) _loader(),
             if ((currentMedia != null || videoController != null) &&
-                (canBeSeenUntil == null || progress >= 0))
+                (canBeSeenUntil == null || progress.value >= 0))
               GestureDetector(
                 onTap: onTap,
                 onDoubleTap: (videoController == null) ? null : onTap,
@@ -717,7 +720,7 @@ class _MediaViewerViewState extends State<MediaViewerView> {
             if (currentMedia != null &&
                 currentMedia?.mediaFile.downloadState != DownloadState.ready)
               Positioned.fill(child: _loader()),
-            if (canBeSeenUntil != null || progress >= 0)
+            if (canBeSeenUntil != null || progress.value >= 0)
               Positioned(
                 right: 20,
                 top: 27,
@@ -726,9 +729,14 @@ class _MediaViewerViewState extends State<MediaViewerView> {
                     SizedBox(
                       width: 20,
                       height: 20,
-                      child: CircularProgressIndicator(
-                        value: progress,
+                      child: ValueListenableBuilder<double>(
+                        valueListenable: progress,
+                        builder: (context, value, child) {
+                          return CircularProgressIndicator(
+                            value: value,
                             strokeWidth: 2,
+                          );
+                        },
                       ),
                     ),
                   ],

lib/src/visual/views/contact/add_contact_via_qr_link.view.dart

@@ -10,8 +10,10 @@ import 'package:twonly/src/model/protobuf/api/websocket/server_to_client.pb.dart
     as server;
 import 'package:twonly/src/model/protobuf/client/generated/qr.pb.dart';
 import 'package:twonly/src/services/api/utils.api.dart';
+import 'package:twonly/src/utils/log.dart';
 import 'package:twonly/src/utils/misc.dart';
 import 'package:twonly/src/utils/qr.utils.dart';
+import 'package:twonly/src/visual/components/snackbar.dart';
 
 class AddContactViaQrLinkView extends StatefulWidget {
   const AddContactViaQrLinkView({
@@ -69,11 +71,8 @@ class _AddContactViaQrLinkViewState extends State<AddContactViaQrLinkView> {
         context.pop();
       }
     } catch (e) {
-      if (mounted) {
-        ScaffoldMessenger.of(context).showSnackBar(
-          SnackBar(content: Text('Error: $e')),
-        );
-      }
+      if (mounted) showSnackbar(context, 'Error: $e');
+      Log.error(e);
     } finally {
       if (mounted) {
         setState(() {

lib/src/visual/views/contact/contact.view.dart

@@ -16,6 +16,7 @@ import 'package:twonly/src/visual/components/alert.dialog.dart';
 import 'package:twonly/src/visual/components/avatar_icon.comp.dart';
 import 'package:twonly/src/visual/components/flame_counter.comp.dart';
 import 'package:twonly/src/visual/components/select_chat_deletion_time.comp.dart';
+import 'package:twonly/src/visual/components/snackbar.dart';
 import 'package:twonly/src/visual/components/verification_badge.comp.dart';
 import 'package:twonly/src/visual/elements/better_list_title.element.dart';
 import 'package:twonly/src/visual/views/contact/contact_components/restore_flame.comp.dart';
@@ -102,12 +103,7 @@ class _ContactViewState extends State<ContactView> {
     if (!mounted) return;
 
     if (!delete) {
-      ScaffoldMessenger.of(context).showSnackBar(
-        SnackBar(
-          content: Text(context.lang.deleteUserErrorMessage),
-          duration: const Duration(seconds: 8),
-        ),
-      );
+      showSnackbar(context, context.lang.deleteUserErrorMessage);
       return;
     }
 
@@ -157,11 +153,10 @@ class _ContactViewState extends State<ContactView> {
     final res = await apiService.reportUser(contact.userId, reason);
     if (!mounted) return;
     if (res.isSuccess) {
-      ScaffoldMessenger.of(context).showSnackBar(
-        SnackBar(
-          content: Text(context.lang.userGotReported),
-          duration: const Duration(seconds: 3),
-        ),
+      showSnackbar(
+        context,
+        context.lang.userGotReported,
+        level: SnackbarLevel.info,
       );
     } else {
       showNetworkIssue(context);

lib/src/visual/views/groups/group.view.dart

@@ -7,12 +7,13 @@ import 'package:twonly/locator.dart';
 import 'package:twonly/src/database/daos/contacts.dao.dart';
 import 'package:twonly/src/database/tables/groups.table.dart';
 import 'package:twonly/src/database/twonly.db.dart';
-import 'package:twonly/src/services/group.services.dart';
+import 'package:twonly/src/services/group.service.dart';
 import 'package:twonly/src/utils/misc.dart';
 import 'package:twonly/src/visual/components/alert.dialog.dart';
 import 'package:twonly/src/visual/components/avatar_icon.comp.dart';
 import 'package:twonly/src/visual/components/flame_counter.comp.dart';
 import 'package:twonly/src/visual/components/select_chat_deletion_time.comp.dart';
+import 'package:twonly/src/visual/components/snackbar.dart';
 import 'package:twonly/src/visual/components/verification_badge.comp.dart';
 import 'package:twonly/src/visual/elements/better_list_title.element.dart';
 import 'package:twonly/src/visual/views/contact/contact.view.dart';
@@ -343,10 +344,8 @@ Future<String?> showGroupNameChangeDialog(
 }
 
 void showNetworkIssue(BuildContext context) {
-  ScaffoldMessenger.of(context).showSnackBar(
-    SnackBar(
-      content: Text(context.lang.groupNetworkIssue),
-      duration: const Duration(seconds: 3),
-    ),
+  showSnackbar(
+    context,
+    context.lang.groupNetworkIssue,
   );
 }

lib/src/visual/views/groups/group_create_select_group_name.view.dart

@@ -2,7 +2,7 @@ import 'package:flutter/material.dart';
 import 'package:font_awesome_flutter/font_awesome_flutter.dart';
 import 'package:twonly/src/database/daos/contacts.dao.dart';
 import 'package:twonly/src/database/twonly.db.dart';
-import 'package:twonly/src/services/group.services.dart';
+import 'package:twonly/src/services/group.service.dart';
 import 'package:twonly/src/utils/misc.dart';
 import 'package:twonly/src/visual/components/avatar_icon.comp.dart';
 import 'package:twonly/src/visual/components/flame_counter.comp.dart';

lib/src/visual/views/groups/group_create_select_members.view.dart

@@ -11,6 +11,7 @@ import 'package:twonly/src/database/twonly.db.dart';
 import 'package:twonly/src/utils/misc.dart';
 import 'package:twonly/src/visual/components/avatar_icon.comp.dart';
 import 'package:twonly/src/visual/components/flame_counter.comp.dart';
+import 'package:twonly/src/visual/components/snackbar.dart';
 import 'package:twonly/src/visual/context_menu/user.context_menu.dart';
 import 'package:twonly/src/visual/decorations/input_text.decoration.dart';
 import 'package:twonly/src/visual/views/groups/group_create_select_group_name.view.dart';
@@ -88,12 +89,7 @@ class _StartNewChatView extends State<GroupCreateSelectMembersView> {
     if (alreadyInGroup.contains(userId)) return;
     if (!selectedUsers.contains(userId)) {
       if (selectedUsers.length + alreadyInGroup.length > 256) {
-        ScaffoldMessenger.of(context).showSnackBar(
-          SnackBar(
-            content: Text(context.lang.groupSizeLimitError(256)),
-            duration: const Duration(seconds: 3),
-          ),
-        );
+        showSnackbar(context, context.lang.groupSizeLimitError(256));
         return;
       }
       selectedUsers.add(userId);

lib/src/visual/views/groups/group_member.context.dart

@@ -9,9 +9,10 @@ import 'package:twonly/src/database/tables/groups.table.dart';
 import 'package:twonly/src/database/twonly.db.dart';
 import 'package:twonly/src/model/protobuf/client/generated/messages.pb.dart';
 import 'package:twonly/src/services/api/messages.api.dart';
-import 'package:twonly/src/services/group.services.dart';
+import 'package:twonly/src/services/group.service.dart';
 import 'package:twonly/src/utils/misc.dart';
 import 'package:twonly/src/visual/components/alert.dialog.dart';
+import 'package:twonly/src/visual/components/snackbar.dart';
 import 'package:twonly/src/visual/context_menu/context_menu.helper.dart';
 import 'package:twonly/src/visual/views/groups/group.view.dart';
 
@@ -107,11 +108,10 @@ class GroupMemberContextMenu extends StatelessWidget {
       ),
     );
     if (context.mounted) {
-      ScaffoldMessenger.of(context).showSnackBar(
-        SnackBar(
-          content: Text(context.lang.contactRequestSend),
-          duration: const Duration(seconds: 3),
-        ),
+      showSnackbar(
+        context,
+        context.lang.contactRequestSend,
+        level: SnackbarLevel.success,
       );
     }
   }

lib/src/visual/views/home.view.dart

@@ -1,7 +1,9 @@
 import 'dart:async';
 
 import 'package:app_links/app_links.dart';
+import 'package:firebase_messaging/firebase_messaging.dart';
 import 'package:flutter/material.dart';
+import 'package:flutter_local_notifications/flutter_local_notifications.dart';
 import 'package:flutter_sharing_intent/model/sharing_file.dart';
 import 'package:font_awesome_flutter/font_awesome_flutter.dart';
 import 'package:twonly/locator.dart';
@@ -39,8 +41,11 @@ class HomeViewState extends State<HomeView> {
   final MainCameraController _mainCameraController = MainCameraController();
   final PageController _homeViewPageController = PageController(initialPage: 1);
 
-  late StreamSubscription<List<SharedFile>> _intentStreamSub;
-  late StreamSubscription<Uri> _deepLinkSub;
+  StreamSubscription<List<SharedFile>>? _intentStreamSub;
+  StreamSubscription<Uri>? _deepLinkSub;
+  StreamSubscription<RemoteMessage>? _onMessageOpenedAppSub;
+  StreamSubscription<int>? _homeViewPageIndexSub;
+  StreamSubscription<NotificationResponse>? _selectNotificationSub;
 
   static final streamHomeViewPageIndex = StreamController<int>.broadcast();
 
@@ -51,14 +56,16 @@ class HomeViewState extends State<HomeView> {
       if (mounted) setState(() {});
     };
 
-    streamHomeViewPageIndex.stream.listen((index) {
+    _homeViewPageIndexSub = streamHomeViewPageIndex.stream.listen((index) {
       _homeViewPageController.jumpToPage(index);
       setState(() {
         _activePageIdx = index;
       });
     });
 
-    selectNotificationStream.stream.listen((response) async {
+    _selectNotificationSub = selectNotificationStream.stream.listen((
+      response,
+    ) async {
       if (response.payload != null &&
           response.payload!.startsWith(Routes.chats) &&
           response.payload! != Routes.chats) {
@@ -67,6 +74,13 @@ class HomeViewState extends State<HomeView> {
       streamHomeViewPageIndex.add(0);
     });
 
+    _onMessageOpenedAppSub = FirebaseMessaging.onMessageOpenedApp.listen((
+      message,
+    ) {
+      Log.info('Opened app from iOS/Remote push notification tap.');
+      streamHomeViewPageIndex.add(0);
+    });
+
     unawaited(_mainCameraController.selectCamera(0, true));
     unawaited(_initAsync());
 
@@ -99,10 +113,23 @@ class HomeViewState extends State<HomeView> {
     final notificationAppLaunchDetails = await flutterLocalNotificationsPlugin
         .getNotificationAppLaunchDetails();
 
+    RemoteMessage? initialRemoteMessage;
+    try {
+      initialRemoteMessage = await FirebaseMessaging.instance
+          .getInitialMessage();
+    } catch (e) {
+      Log.error('Could not get initial Firebase message: $e');
+    }
+
     if (widget.initialPage == 0 ||
+        initialRemoteMessage != null ||
         (notificationAppLaunchDetails != null &&
             notificationAppLaunchDetails.didNotificationLaunchApp)) {
-      if (notificationAppLaunchDetails?.didNotificationLaunchApp ?? false) {
+      if (initialRemoteMessage != null) {
+        Log.info('App launched from iOS/Remote push notification tap.');
+        streamHomeViewPageIndex.add(0);
+      } else if (notificationAppLaunchDetails?.didNotificationLaunchApp ??
+          false) {
         final payload =
             notificationAppLaunchDetails?.notificationResponse?.payload;
         if (payload != null &&
@@ -134,12 +161,13 @@ class HomeViewState extends State<HomeView> {
 
   @override
   void dispose() {
-    selectNotificationStream.close();
-    streamHomeViewPageIndex.close();
+    _onMessageOpenedAppSub?.cancel();
+    _homeViewPageIndexSub?.cancel();
+    _selectNotificationSub?.cancel();
     _disableCameraTimer?.cancel();
     _mainCameraController.closeCamera();
-    _intentStreamSub.cancel();
-    _deepLinkSub.cancel();
+    _intentStreamSub?.cancel();
+    _deepLinkSub?.cancel();
     super.dispose();
   }
 

lib/src/visual/views/onboarding/recover.view.dart

@@ -1,13 +1,11 @@
 import 'package:flutter/material.dart';
 import 'package:font_awesome_flutter/font_awesome_flutter.dart';
 import 'package:restart_app/restart_app.dart';
-import 'package:twonly/src/model/json/userdata.model.dart';
-import 'package:twonly/src/services/backup/restore.backup.dart';
-import 'package:twonly/src/utils/log.dart';
+import 'package:twonly/src/services/backup.service.dart';
 import 'package:twonly/src/utils/misc.dart';
 import 'package:twonly/src/visual/components/alert.dialog.dart';
+import 'package:twonly/src/visual/components/snackbar.dart';
 import 'package:twonly/src/visual/decorations/input_text.decoration.dart';
-import 'package:twonly/src/visual/views/settings/backup/backup_server.view.dart';
 
 class BackupRecoveryView extends StatefulWidget {
   const BackupRecoveryView({super.key});
@@ -19,7 +17,6 @@ class BackupRecoveryView extends StatefulWidget {
 class _BackupRecoveryViewState extends State<BackupRecoveryView> {
   bool obscureText = true;
   bool isLoading = false;
-  BackupServer? backupServer;
   final TextEditingController usernameCtrl = TextEditingController();
   final TextEditingController passwordCtrl = TextEditingController();
 
@@ -28,30 +25,37 @@ class _BackupRecoveryViewState extends State<BackupRecoveryView> {
       isLoading = true;
     });
 
-    try {
-      await recoverBackup(
+    final error = await BackupService.startFullBackupRecovery(
       usernameCtrl.text,
       passwordCtrl.text,
-        backupServer,
     );
+    if (!mounted) return;
+
+    if (error != null) {
+      String errorMessage;
+      switch (error) {
+        case RecoveryError.noInternet:
+          errorMessage = context.lang.recoverErrorNoInternet;
+        case RecoveryError.usernameNotValid:
+          errorMessage = context.lang.recoverErrorUsernameNotValid;
+        case RecoveryError.passwordInvalid:
+          errorMessage = context.lang.recoverErrorPasswordInvalid;
+        case RecoveryError.tryAgainLater:
+          errorMessage = context.lang.recoverErrorTryAgainLater;
+        case RecoveryError.unkownError:
+          errorMessage = context.lang.recoverErrorUnknown;
+      }
+      setState(() {
+        isLoading = false;
+      });
+      return showSnackbar(context, errorMessage);
+    }
 
     await Restart.restartApp(
-        notificationTitle: 'Backup successfully recovered.',
-        notificationBody: 'Click here to open the app again',
+      notificationTitle: context.lang.recoverSuccessTitle,
+      notificationBody: context.lang.recoverSuccessBody,
       forceKill: true,
     );
-    } catch (e) {
-      // in case something was already written from the backup...
-      Log.error('$e');
-      if (mounted) {
-        ScaffoldMessenger.of(context).showSnackBar(
-          SnackBar(
-            content: Text('$e'),
-            duration: const Duration(seconds: 3),
-          ),
-        );
-      }
-    }
 
     setState(() {
       isLoading = false;
@@ -135,20 +139,6 @@ class _BackupRecoveryViewState extends State<BackupRecoveryView> {
                 ),
               ],
             ),
-            const SizedBox(height: 30),
-            Center(
-              child: OutlinedButton(
-                onPressed: () async {
-                  backupServer =
-                      await context.navPush(
-                            const BackupServerView(),
-                          )
-                          as BackupServer?;
-                  setState(() {});
-                },
-                child: Text(context.lang.backupExpertSettings),
-              ),
-            ),
             const SizedBox(height: 10),
             Center(
               child: FilledButton.icon(

lib/src/visual/views/onboarding/register.view.dart

@@ -1,22 +1,19 @@
 // ignore_for_file: avoid_dynamic_calls
 
 import 'dart:async';
-import 'dart:convert';
-
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 import 'package:go_router/go_router.dart';
 import 'package:twonly/globals.dart';
 import 'package:twonly/locator.dart';
 import 'package:twonly/src/constants/routes.keys.dart';
-import 'package:twonly/src/constants/secure_storage.keys.dart';
 import 'package:twonly/src/model/json/userdata.model.dart';
 import 'package:twonly/src/model/protobuf/api/websocket/error.pb.dart';
 import 'package:twonly/src/services/signal/identity.signal.dart';
+import 'package:twonly/src/services/user.service.dart';
 import 'package:twonly/src/utils/log.dart';
 import 'package:twonly/src/utils/misc.dart';
 import 'package:twonly/src/utils/pow.dart';
-import 'package:twonly/src/utils/secure_storage.dart';
 import 'package:twonly/src/utils/storage.dart';
 import 'package:twonly/src/visual/components/alert.dialog.dart';
 import 'package:twonly/src/visual/views/groups/group.view.dart';
@@ -141,12 +138,7 @@ class _RegisterViewState extends State<RegisterView> {
       currentSetupPage: SetupPages.profile.name,
     )..appVersion = AppState.latestAppVersionId;
 
-    await SecureStorage.instance.write(
-      key: SecureStorageKeys.userData,
-      value: jsonEncode(userData),
-    );
-
-    await userService.tryInit();
+    await UserService.save(userData);
 
     await apiService.authenticate();
     widget.callbackOnSuccess();

lib/src/visual/views/onboarding/setup/backup.setup.dart

@@ -1,9 +1,7 @@
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:font_awesome_flutter/font_awesome_flutter.dart';
-import 'package:go_router/go_router.dart';
-import 'package:twonly/src/constants/routes.keys.dart';
-import 'package:twonly/src/services/backup/common.backup.dart';
+import 'package:twonly/src/services/backup.service.dart';
 import 'package:twonly/src/services/user.service.dart';
 import 'package:twonly/src/utils/misc.dart';
 import 'package:twonly/src/visual/components/alert.dialog.dart';
@@ -19,16 +17,16 @@ class BackupSetupPage extends StatefulWidget {
 }
 
 class _BackupSetupPageState extends State<BackupSetupPage> {
-  bool isLoading = false;
-  final TextEditingController passwordCtrl = TextEditingController();
-  final TextEditingController repeatedPasswordCtrl = TextEditingController();
+  bool _isLoading = false;
+  final TextEditingController _passwordCtrl = TextEditingController();
+  final TextEditingController _repeatedPasswordCtrl = TextEditingController();
 
   Future<bool> onPressedEnableTwonlySafe() async {
     setState(() {
-      isLoading = true;
+      _isLoading = true;
     });
 
-    if (!await isSecurePassword(passwordCtrl.text)) {
+    if (!await isSecurePassword(_passwordCtrl.text)) {
       if (!mounted) return true;
       final ignore = await showAlertDialog(
         context,
@@ -40,14 +38,14 @@ class _BackupSetupPageState extends State<BackupSetupPage> {
       if (!mounted) return true;
       if (ignore) {
         setState(() {
-          isLoading = false;
+          _isLoading = false;
         });
         return true;
       }
     }
 
     await Future.delayed(const Duration(milliseconds: 100));
-    await enableTwonlySafe(passwordCtrl.text);
+    await BackupService.updateBackupPassword(_passwordCtrl.text);
 
     await UserService.update((user) {
       user.currentSetupPage = SetupPages.backup.next()?.name;
@@ -55,25 +53,25 @@ class _BackupSetupPageState extends State<BackupSetupPage> {
 
     if (!mounted) return true;
     setState(() {
-      isLoading = false;
+      _isLoading = false;
     });
     return false;
   }
 
   @override
   void dispose() {
-    passwordCtrl.dispose();
-    repeatedPasswordCtrl.dispose();
+    _passwordCtrl.dispose();
+    _repeatedPasswordCtrl.dispose();
     super.dispose();
   }
 
   @override
   Widget build(BuildContext context) {
-    final isPasswordValid = passwordCtrl.text.length >= 10;
+    final isPasswordValid = _passwordCtrl.text.length >= 10;
     final isRepeatedPasswordValid =
-        passwordCtrl.text == repeatedPasswordCtrl.text;
+        _passwordCtrl.text == _repeatedPasswordCtrl.text;
     final canSubmit =
-        !isLoading &&
+        !_isLoading &&
         (isPasswordValid && isRepeatedPasswordValid || !kReleaseMode);
 
     return Column(
@@ -95,24 +93,24 @@ class _BackupSetupPageState extends State<BackupSetupPage> {
         ),
         const SizedBox(height: 32),
         BackupPasswordTextField(
-          controller: passwordCtrl,
+          controller: _passwordCtrl,
           labelText: context.lang.password,
           onChanged: (_) => setState(() {}),
         ),
         PasswordRequirementText(
           text: context.lang.backupPasswordRequirement,
-          showError: passwordCtrl.text.isNotEmpty && !isPasswordValid,
+          showError: _passwordCtrl.text.isNotEmpty && !isPasswordValid,
         ),
         const SizedBox(height: 8),
         BackupPasswordTextField(
-          controller: repeatedPasswordCtrl,
+          controller: _repeatedPasswordCtrl,
           labelText: context.lang.passwordRepeated,
           onChanged: (_) => setState(() {}),
         ),
         PasswordRequirementText(
           text: context.lang.passwordRepeatedNotEqual,
           showError:
-              repeatedPasswordCtrl.text.isNotEmpty && !isRepeatedPasswordValid,
+              _repeatedPasswordCtrl.text.isNotEmpty && !isRepeatedPasswordValid,
         ),
         const SizedBox(height: 10),
         Row(
@@ -131,16 +129,9 @@ class _BackupSetupPageState extends State<BackupSetupPage> {
             ),
           ],
         ),
-        const SizedBox(height: 20),
-        Center(
-          child: TextButton(
-            onPressed: () => context.push(Routes.settingsBackupServer),
-            child: Text(context.lang.backupExpertSettings),
-          ),
-        ),
         const SizedBox(height: 40),
         NextButtonComp(
-          isLoading: isLoading,
+          isLoading: _isLoading,
           canSubmit: canSubmit,
           onPressed: onPressedEnableTwonlySafe,
         ),