cake_wallet/cw_bitcoin/lib/litecoin_wallet_service.dart
Matthew Fosse 26fe28891d
Cw 528 backup wallet files (#1281)
* monero wallet backup changes

* [skipci] updates

* monero fixes

* start work for bitcoin/eth

* cleanup

* [skipci] more cleanup

* add all other coins

* merge fixes

* add corrupted test

* build for testing

* actually be able to test monero

* review fixes

* more review fixes
2024-02-07 17:44:29 +02:00

116 lines
4 KiB
Dart

import 'dart:io';
import 'package:cw_core/unspent_coins_info.dart';
import 'package:hive/hive.dart';
import 'package:cw_bitcoin/bitcoin_mnemonic.dart';
import 'package:cw_bitcoin/bitcoin_mnemonic_is_incorrect_exception.dart';
import 'package:cw_bitcoin/bitcoin_wallet_creation_credentials.dart';
import 'package:cw_bitcoin/litecoin_wallet.dart';
import 'package:cw_core/wallet_service.dart';
import 'package:cw_core/pathForWallet.dart';
import 'package:cw_core/wallet_type.dart';
import 'package:cw_core/wallet_info.dart';
import 'package:cw_core/wallet_base.dart';
import 'package:collection/collection.dart';
class LitecoinWalletService extends WalletService<
BitcoinNewWalletCredentials,
BitcoinRestoreWalletFromSeedCredentials,
BitcoinRestoreWalletFromWIFCredentials> {
LitecoinWalletService(this.walletInfoSource, this.unspentCoinsInfoSource);
final Box<WalletInfo> walletInfoSource;
final Box<UnspentCoinsInfo> unspentCoinsInfoSource;
@override
WalletType getType() => WalletType.litecoin;
@override
Future<LitecoinWallet> create(BitcoinNewWalletCredentials credentials) async {
final wallet = await LitecoinWalletBase.create(
mnemonic: await generateMnemonic(),
password: credentials.password!,
walletInfo: credentials.walletInfo!,
unspentCoinsInfo: unspentCoinsInfoSource);
await wallet.save();
await wallet.init();
return wallet;
}
@override
Future<bool> isWalletExit(String name) async =>
File(await pathForWallet(name: name, type: getType())).existsSync();
@override
Future<LitecoinWallet> openWallet(String name, String password) async {
final walletInfo = walletInfoSource.values.firstWhereOrNull(
(info) => info.id == WalletBase.idFor(name, getType()))!;
try {
final wallet = await LitecoinWalletBase.open(
password: password, name: name, walletInfo: walletInfo,
unspentCoinsInfo: unspentCoinsInfoSource);
await wallet.init();
saveBackup(name);
return wallet;
} catch (_) {
await restoreWalletFilesFromBackup(name);
final wallet = await LitecoinWalletBase.open(
password: password, name: name, walletInfo: walletInfo,
unspentCoinsInfo: unspentCoinsInfoSource);
await wallet.init();
return wallet;
}
}
@override
Future<void> remove(String wallet) async {
File(await pathForWalletDir(name: wallet, type: getType()))
.delete(recursive: true);
final walletInfo = walletInfoSource.values.firstWhereOrNull(
(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.firstWhereOrNull(
(info) => info.id == WalletBase.idFor(currentName, getType()))!;
final currentWallet = await LitecoinWalletBase.open(
password: password,
name: currentName,
walletInfo: currentWalletInfo,
unspentCoinsInfo: unspentCoinsInfoSource);
await currentWallet.renameWalletFiles(newName);
await saveBackup(newName);
final newWalletInfo = currentWalletInfo;
newWalletInfo.id = WalletBase.idFor(newName, getType());
newWalletInfo.name = newName;
await walletInfoSource.put(currentWalletInfo.key, newWalletInfo);
}
@override
Future<LitecoinWallet> restoreFromKeys(
BitcoinRestoreWalletFromWIFCredentials credentials) async =>
throw UnimplementedError();
@override
Future<LitecoinWallet> restoreFromSeed(
BitcoinRestoreWalletFromSeedCredentials credentials) async {
if (!validateMnemonic(credentials.mnemonic)) {
throw BitcoinMnemonicIsIncorrectException();
}
final wallet = await LitecoinWalletBase.create(
password: credentials.password!,
mnemonic: credentials.mnemonic,
walletInfo: credentials.walletInfo!,
unspentCoinsInfo: unspentCoinsInfoSource);
await wallet.save();
await wallet.init();
return wallet;
}
}