cake_wallet/cw_monero/lib/monero_wallet_service.dart

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import 'dart:io';
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import 'package:cw_core/monero_wallet_utils.dart';
import 'package:cw_core/pathForWallet.dart';
import 'package:cw_core/unspent_coins_info.dart';
import 'package:cw_core/wallet_base.dart';
import 'package:cw_core/wallet_credentials.dart';
import 'package:cw_core/wallet_info.dart';
import 'package:cw_core/wallet_service.dart';
import 'package:cw_core/wallet_type.dart';
import 'package:cw_monero/api/exceptions/wallet_opening_exception.dart';
import 'package:cw_monero/api/wallet_manager.dart' as monero_wallet_manager;
import 'package:cw_monero/monero_wallet.dart';
import 'package:hive/hive.dart';
class MoneroNewWalletCredentials extends WalletCredentials {
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MoneroNewWalletCredentials({required String name, required this.language, String? password})
: super(name: name, password: password);
final String language;
}
class MoneroRestoreWalletFromSeedCredentials extends WalletCredentials {
MoneroRestoreWalletFromSeedCredentials(
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{required String name, required this.mnemonic, int height = 0, String? password})
: super(name: name, password: password, height: height);
final String mnemonic;
}
class MoneroWalletLoadingException implements Exception {
@override
String toString() => 'Failure to load the wallet.';
}
class MoneroRestoreWalletFromKeysCredentials extends WalletCredentials {
MoneroRestoreWalletFromKeysCredentials(
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{required String name,
required String password,
required this.language,
required this.address,
required this.viewKey,
required this.spendKey,
int height = 0})
: super(name: name, password: password, height: height);
final String language;
final String address;
final String viewKey;
final String spendKey;
}
class MoneroWalletService extends WalletService<
MoneroNewWalletCredentials,
MoneroRestoreWalletFromSeedCredentials,
MoneroRestoreWalletFromKeysCredentials> {
MoneroWalletService(this.walletInfoSource, this.unspentCoinsInfoSource);
final Box<WalletInfo> walletInfoSource;
final Box<UnspentCoinsInfo> unspentCoinsInfoSource;
CW-438 add nano (#1015) * Fix web3dart versioning issue * Add primary receive address extracted from private key * Implement open wallet functionality * Implement restore wallet from seed functionality * Fixate web3dart version as higher versions cause some issues * Add Initial Transaction priorities for eth Add estimated gas price * Rename priority value to tip * Re-order wallet types * Change ethereum node Fix connection issues * Fix estimating gas for priority * Add case for ethereum to fetch it's seeds * Add case for ethereum to request node * Fix Exchange screen initial pairs * Add initial send transaction flow * Add missing configure for ethereum class * Add Eth address initial setup * Fix Private key for Ethereum wallets * Change sign/send transaction flow * - Fix Conflicts with main - Remove unused function from Haven configure.dart * Add build command for ethereum package * Add missing Node list file to pubspec * - Fix balance display - Fix parsing of Ethereum amount - Add more Ethereum Nodes [skip ci] * - Fix extracting Ethereum Private key from seeds - Integrate signing/sending transaction with the send view model * - Update and Fix Conflicts with main * Add Balances for ERC20 tokens * Fix conflicts with main * Add erc20 abi json * Add send erc20 tokens initial function * add missing getHeightByDate in Haven [skip ci] * Allow contacts and wallets from the same tag * Add Shiba Inu icon * Add send ERC-20 tokens initial flow * Add missing import in generated file * Add initial approach for transaction sending for ERC-20 tokens * Refactor signing/sending transactions * Add initial flow for transactions subscription * Refactor signing/sending transactions * Add home settings icon * Fix conflicts with main * Initial flow for home settings * Add logic flow for adding erc20 tokens * Fix initial UI * Finalize UI for Tokens * Integrate UI with Ethereum flow * Add "Enable/Disable" feature for ERC20 tokens * Add initial Erc20 tokens * Add Sorting and Pin Native Token features * Fix price sorting * Sort tokens list as well when Sort criteria changes * - Improve sorting balances flow - Add initial add token from search bar flow * Fix Accounts Popup UI * Fix Pin native token * Fix Enabling/Disabling tokens Fix sorting by fiat once app is opened Improve token availability mechanism * Fix deleting token Fix renaming tokens * Fix issue with search * Add more tokens * - Fix scroll issue - Add ERC20 tokens placeholder image in picker * - Separate and organize default erc20 tokens - Fix scrolling - Add token placeholder images in picker - Sort disabled tokens alphabetically * Change BNB token initial availability [skip ci] * Fix Conflicts with main * Fix Conflicts with main * Add Verse ERC20 token to the initial tokens list * Add rename wallet to Ethereum * Integrate EtherScan API for fetching address transactions Generate Ethereum specific secrets in Ethereum package * Adjust transactions fiat price for ERC20 tokens * Free Up GitHub Actions Ubuntu Runner Disk Space * Free Up GitHub Actions Ubuntu Runner Disk space (trial 2) * Fix Transaction Fee display * Save transaction history * Enhance loading time for erc20 tokens transactions * Minor Fixes and Enhancements * Fix sending erc20 fix block explorer issue * Fix int overflow * Fix transaction amount conversions * Minor: `slow` -> `Slow` [skip-ci] * initial changes * more base config stuff * config changes * successfully builds! * save * successfully add nano wallet * save * seed generation * receive screen + node screen working * tx history working and fiat fixes * balance working * derivation updates * nano-unfinished * sends working * remove fees from send screen, send and receive transactions working * fixes + auto receive incoming txs * fix for scanning QR codes * save * update translations * fixes * more fixes * more strings * small fix * fix github actions workflow * potential fix * potential fix * ci/cd fix * change rep working * seed generation fixes * fixes * save * change rep screen functional * save * banano changes * fixes, start adding ui for PoW * pow node changes * update translations * fix * account changing barely working * save * disable account generation * small fix * save * UI work * save * fixes after merge main * fixes * remove monero stuff, work on derivation ui * lots of fixes + finish up seed derivation * last minute fixes * node related fixes * more fixes * small fix * more fixes * fixes * pretty big refactor for pow, still some bugs * finally works! * get transactions after send * fix * merge conflict fixes * save * fix pow node showing up twice * done * initial changes * small fix * more merge fixes * fixes * more fixes * fix * save * fix manage pow nodes setting appearing on other wallets * fix contact bug * fixes * fiat fixes * save * save * save * save * updates * cleanup * restore fix * fixes * remove deprecated alert * fix * small fix * remove outdated warning * electrum restore fixes * fixes * fixes * fix * derivation fixes * nano fixes pt.1 * nano fixes pt.2 * bip39 fixes * pownode refactor * nodes pages fixes * observer fix * ssl fix * remove old references * remove unused imports * code cleanup * small fix * small potential fix * save * undo all bitcoin related changes * remove dead code * review fixes * more fixes * fix * fix * review fix * small fix * nano derivation and nanoutil fixes * exchange nano fix * nano review fixes pt.1 * nano fixes pt.2 * nano fixes pt.3 * remove old imports + stop using dynamic in di * nanoutil fixes * add nano.dart to gitignore, configure fixes * review fixes, getnanowalletservice removed * fix settings screen, add changeRep to configure.dart, other minor fixes * remove manage_pow_nodes_page, key derivation edge case handled * remove old refs * more small fixes * Generic Enhancements/Minor fixes * review fixes * hopefully final fixes * review fixes * node connection fixes --------- Co-authored-by: OmarHatem <omarh.ismail1@gmail.com> Co-authored-by: Justin Ehrenhofer <justin.ehrenhofer@gmail.com> Co-authored-by: fossephate <fosse@book.local>
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static bool walletFilesExist(String path) =>
!File(path).existsSync() && !File('$path.keys').existsSync();
@override
WalletType getType() => WalletType.monero;
@override
Future<MoneroWallet> create(MoneroNewWalletCredentials credentials) async {
try {
final path = await pathForWallet(name: credentials.name, type: getType());
await monero_wallet_manager.createWallet(
path: path,
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password: credentials.password!,
language: credentials.language);
final wallet = MoneroWallet(
walletInfo: credentials.walletInfo!, unspentCoinsInfo: unspentCoinsInfoSource);
await wallet.init();
return wallet;
} catch (e) {
// TODO: Implement Exception for wallet list service.
print('MoneroWalletsManager Error: ${e.toString()}');
rethrow;
}
}
@override
Future<bool> isWalletExit(String name) async {
try {
final path = await pathForWallet(name: name, type: getType());
return monero_wallet_manager.isWalletExist(path: path);
} catch (e) {
// TODO: Implement Exception for wallet list service.
print('MoneroWalletsManager Error: $e');
rethrow;
}
}
@override
Future<MoneroWallet> openWallet(String name, String password) async {
try {
final path = await pathForWallet(name: name, type: getType());
if (walletFilesExist(path)) {
await repairOldAndroidWallet(name);
}
await monero_wallet_manager
.openWalletAsync({'path': path, 'password': password});
final walletInfo = walletInfoSource.values.firstWhere(
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(info) => info.id == WalletBase.idFor(name, getType()));
final wallet = MoneroWallet(walletInfo: walletInfo, unspentCoinsInfo: unspentCoinsInfoSource);
final isValid = wallet.walletAddresses.validate();
if (!isValid) {
await restoreOrResetWalletFiles(name);
wallet.close();
return openWallet(name, password);
}
await wallet.init();
return wallet;
} catch (e) {
// TODO: Implement Exception for wallet list service.
final bool isBadAlloc = e.toString().contains('bad_alloc') ||
(e is WalletOpeningException &&
(e.message == 'std::bad_alloc' || e.message.contains('bad_alloc')));
final bool doesNotCorrespond = e.toString().contains('does not correspond') ||
(e is WalletOpeningException && e.message.contains('does not correspond'));
final bool isMissingCacheFilesIOS = e.toString().contains('basic_string') ||
(e is WalletOpeningException && e.message.contains('basic_string'));
final bool isMissingCacheFilesAndroid = e.toString().contains('input_stream') ||
(e is WalletOpeningException && e.message.contains('input_stream'));
if (isBadAlloc || doesNotCorrespond || isMissingCacheFilesIOS || isMissingCacheFilesAndroid) {
await restoreOrResetWalletFiles(name);
return openWallet(name, password);
}
rethrow;
}
}
@override
Future<void> remove(String wallet) async {
final path = await pathForWalletDir(name: wallet, type: getType());
final file = Directory(path);
final isExist = file.existsSync();
if (isExist) {
await file.delete(recursive: true);
}
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final walletInfo = walletInfoSource.values
.firstWhere((info) => info.id == WalletBase.idFor(wallet, getType()));
await walletInfoSource.delete(walletInfo.key);
}
@override
Future<void> rename(
String currentName, String password, String newName) async {
final currentWalletInfo = walletInfoSource.values.firstWhere(
(info) => info.id == WalletBase.idFor(currentName, getType()));
final currentWallet =
MoneroWallet(walletInfo: currentWalletInfo, unspentCoinsInfo: unspentCoinsInfoSource);
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await currentWallet.renameWalletFiles(newName);
final newWalletInfo = currentWalletInfo;
newWalletInfo.id = WalletBase.idFor(newName, getType());
newWalletInfo.name = newName;
await walletInfoSource.put(currentWalletInfo.key, newWalletInfo);
}
@override
Future<MoneroWallet> restoreFromKeys(
MoneroRestoreWalletFromKeysCredentials credentials) async {
try {
final path = await pathForWallet(name: credentials.name, type: getType());
await monero_wallet_manager.restoreFromKeys(
path: path,
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password: credentials.password!,
language: credentials.language,
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restoreHeight: credentials.height!,
address: credentials.address,
viewKey: credentials.viewKey,
spendKey: credentials.spendKey);
final wallet = MoneroWallet(
walletInfo: credentials.walletInfo!, unspentCoinsInfo: unspentCoinsInfoSource);
await wallet.init();
return wallet;
} catch (e) {
// TODO: Implement Exception for wallet list service.
print('MoneroWalletsManager Error: $e');
rethrow;
}
}
@override
Future<MoneroWallet> restoreFromSeed(
MoneroRestoreWalletFromSeedCredentials credentials) async {
try {
final path = await pathForWallet(name: credentials.name, type: getType());
await monero_wallet_manager.restoreFromSeed(
path: path,
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password: credentials.password!,
seed: credentials.mnemonic,
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restoreHeight: credentials.height!);
final wallet = MoneroWallet(
walletInfo: credentials.walletInfo!, unspentCoinsInfo: unspentCoinsInfoSource);
await wallet.init();
return wallet;
} catch (e) {
// TODO: Implement Exception for wallet list service.
print('MoneroWalletsManager Error: $e');
rethrow;
}
}
Future<void> repairOldAndroidWallet(String name) async {
try {
if (!Platform.isAndroid) {
return;
}
final oldAndroidWalletDirPath =
await outdatedAndroidPathForWalletDir(name: name);
final dir = Directory(oldAndroidWalletDirPath);
if (!dir.existsSync()) {
return;
}
final newWalletDirPath =
await pathForWalletDir(name: name, type: getType());
dir.listSync().forEach((f) {
final file = File(f.path);
final name = f.path.split('/').last;
final newPath = newWalletDirPath + '/$name';
final newFile = File(newPath);
if (!newFile.existsSync()) {
newFile.createSync();
}
newFile.writeAsBytesSync(file.readAsBytesSync());
});
} catch (e) {
print(e.toString());
}
}
}