Better handle backup errors (#2132)

Omar Hatem committed Mar 28, 2025 at 16:17 UTC b1e5d1503e40effe58b5cf92b38d6fa7b18f2200
2 files changed +13 -5
lib/core/backup_service_v3.dart
+1 -1
@@ -198,7 +198,7 @@ class BackupServiceV3 extends $BackupService {
198 final version = getVersionFile(file);
199 switch (version) {
200 case BackupVersion.unknown:
201 - throw Exception('Invalid backup file: unknown version');
201 + throw Exception('unknown_backup_version');
202 case BackupVersion.v1:
203 final data = file.readAsBytesSync();
204 final backupBytes = data.toList()..removeAt(0);
lib/view_model/restore_from_backup_view_model.dart
+12 -4
@@ -7,7 +7,6 @@ import 'package:hive/hive.dart';
7 import 'package:mobx/mobx.dart';
8 import 'package:cake_wallet/main.dart';
9 import 'package:cake_wallet/di.dart';
10 -import 'package:cake_wallet/core/backup_service.dart';
10 import 'package:cw_core/node.dart';
11 import 'package:cake_wallet/store/app_store.dart';
12 import 'package:cake_wallet/store/authentication_store.dart';
@@ -44,13 +43,22 @@ abstract class RestoreFromBackupViewModelBase with Store {
43
44 final file = File(filePath);
45
47 -
48 - await backupService.importBackupFile(file, password);
46 + try {
47 + await backupService.importBackupFile(file, password);
48 + } catch (e, s) {
49 + if (e.toString().contains("unknown_backup_version")) {
50 + state = FailureState('This is not a valid backup file, please make sure you selected the correct backup file');
51 + } else {
52 + state = FailureState('Failed to restore backup, please try again');
53 + ExceptionHandler.onError(FlutterErrorDetails(exception: e, stack: s, silent: true));
54 + }
55 + }
56
57 try {
58 await initializeAppAtRoot(reInitializing: true);
59 } catch (e, s) {
53 - throw Exception('failed_app_initialization: $e $s');
60 + state = FailureState('Failed app initialization, please try again');
61 + ExceptionHandler.onError(FlutterErrorDetails(exception: e, stack: s, silent: true));
62 }
63
64 final store = getIt.get<AppStore>();