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Better handle corrupted wallets (#1384)

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* Fix exchanges not showing

* Fix button text on Monero receive screen

* Temp fix for ERC20 and SPL tokens not having raw value

* fallback to other wallets if the current wallet is corrupted so we give user access to the app

---------

Co-authored-by: tuxsudo <tuxsudo@tux.pizza>
This commit is contained in:
Omar Hatem 2024-04-26 22:13:44 +03:00 committed by GitHub
parent a6dc9bf9d6
commit f3160860b1
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GPG key ID: B5690EEEBB952194
1 changed files with 44 additions and 17 deletions
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47
lib/core/wallet_loading_service.dart
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@ -1,27 +1,28 @@
import 'package:cake_wallet/core/generate_wallet_password.dart';
import 'package:cake_wallet/core/key_service.dart';
import 'package:cake_wallet/entities/preferences_key.dart';
import 'package:cake_wallet/utils/exception_handler.dart';
import 'package:cw_core/cake_hive.dart';
import 'package:cw_core/wallet_base.dart';
import 'package:cw_core/wallet_info.dart';
import 'package:cw_core/wallet_service.dart';
import 'package:cw_core/wallet_type.dart';
import 'package:flutter/material.dart';
import 'package:shared_preferences/shared_preferences.dart';
class WalletLoadingService {
WalletLoadingService(
this.sharedPreferences, this.keyService, this.walletServiceFactory);
WalletLoadingService(this.sharedPreferences, this.keyService, this.walletServiceFactory);
final SharedPreferences sharedPreferences;
final KeyService keyService;
final WalletService Function(WalletType type) walletServiceFactory;
Future<void> renameWallet(
WalletType type, String name, String newName) async {
Future<void> renameWallet(WalletType type, String name, String newName) async {
final walletService = walletServiceFactory.call(type);
final password = await keyService.getWalletPassword(walletName: name);
// Save the current wallet's password to the new wallet name's key
await keyService.saveWalletPassword(
walletName: newName, password: password);
await keyService.saveWalletPassword(walletName: newName, password: password);
// Delete previous wallet name from keyService to keep only new wallet's name
// otherwise keeps duplicate (old and new names)
await keyService.deleteWalletPassword(walletName: name);
@ -38,6 +39,7 @@ class WalletLoadingService {
}
Future<WalletBase> load(WalletType type, String name) async {
try {
final walletService = walletServiceFactory.call(type);
final password = await keyService.getWalletPassword(walletName: name);
final wallet = await walletService.openWallet(name, password);
@ -47,6 +49,33 @@ class WalletLoadingService {
}
return wallet;
} catch (error, stack) {
ExceptionHandler.onError(FlutterErrorDetails(exception: error, stack: stack));
// try opening another wallet that is not corrupted to give user access to the app
final walletInfoSource = await CakeHive.openBox<WalletInfo>(WalletInfo.boxName);
for (var walletInfo in walletInfoSource.values) {
try {
final walletService = walletServiceFactory.call(walletInfo.type);
final password = await keyService.getWalletPassword(walletName: walletInfo.name);
final wallet = await walletService.openWallet(walletInfo.name, password);
if (walletInfo.type == WalletType.monero) {
await updateMoneroWalletPassword(wallet);
}
await sharedPreferences.setString(PreferencesKey.currentWalletName, wallet.name);
await sharedPreferences.setInt(
PreferencesKey.currentWalletType, serializeToInt(wallet.type));
return wallet;
} catch (_) {}
}
// if all user's wallets are corrupted throw exception
throw error;
}
}
Future<void> updateMoneroWalletPassword(WalletBase wallet) async {
@ -61,11 +90,9 @@ class WalletLoadingService {
// Save new generated password with backup key for case where
// wallet will change password, but it will fail to update in secure storage
final bakWalletName = '#__${wallet.name}_bak__#';
await keyService.saveWalletPassword(
walletName: bakWalletName, password: password);
await keyService.saveWalletPassword(walletName: bakWalletName, password: password);
await wallet.changePassword(password);
await keyService.saveWalletPassword(
walletName: wallet.name, password: password);
await keyService.saveWalletPassword(walletName: wallet.name, password: password);
isPasswordUpdated = true;
await sharedPreferences.setBool(key, isPasswordUpdated);
}