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72 lines
1.8 KiB
72 lines
1.8 KiB
import 'dart:io';
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import 'package:cake_wallet/core/execution_state.dart';
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import 'package:hive/hive.dart';
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import 'package:mobx/mobx.dart';
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import 'package:cake_wallet/main.dart';
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import 'package:cake_wallet/di.dart';
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import 'package:cake_wallet/core/backup_service.dart';
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import 'package:cake_wallet/entities/node.dart';
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import 'package:cake_wallet/store/app_store.dart';
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import 'package:cake_wallet/store/authentication_store.dart';
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part 'restore_from_backup_view_model.g.dart';
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class RestoreFromBackupViewModel = RestoreFromBackupViewModelBase
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with _$RestoreFromBackupViewModel;
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abstract class RestoreFromBackupViewModelBase with Store {
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RestoreFromBackupViewModelBase(this.backupService);
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@observable
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String filePath;
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@observable
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ExecutionState state;
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final BackupService backupService;
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@action
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void reset() => filePath = '';
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@action
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Future<void> import(String password) async {
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try {
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state = IsExecutingState();
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if (filePath?.isEmpty ?? true) {
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state = FailureState('Backup file is not selected.');
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return;
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}
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final file = File(filePath);
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final data = await file.readAsBytes();
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await backupService.importBackup(data, password);
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await main();
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final store = getIt.get<AppStore>();
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ReactionDisposer reaction;
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await store.settingsStore.reload(nodeSource: getIt.get<Box<Node>>());
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reaction = autorun((_) {
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final wallet = store.wallet;
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if (wallet != null) {
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store.authenticationStore.state = AuthenticationState.allowed;
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reaction?.reaction?.dispose();
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}
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});
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state = ExecutedSuccessfullyState();
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} catch (e) {
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var msg = e.toString();
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if (msg == 'Message authentication code (MAC) is invalid') {
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msg = 'Incorrect backup password';
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}
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state = FailureState(msg);
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}
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}
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}
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