cake_wallet/cw_bitcoin/lib/bitcoin_wallet.dart
2023-11-30 07:01:58 -03:00

100 lines
4 KiB
Dart

import 'package:cw_bitcoin/bitcoin_mnemonic.dart';
import 'package:cw_core/crypto_currency.dart';
import 'package:cw_core/unspent_coins_info.dart';
import 'package:hive/hive.dart';
import 'package:mobx/mobx.dart';
import 'package:flutter/foundation.dart';
import 'package:bitcoin_flutter/bitcoin_flutter.dart' as bitcoin;
import 'package:cw_bitcoin/electrum_wallet_snapshot.dart';
import 'package:cw_bitcoin/electrum_wallet.dart';
import 'package:cw_core/wallet_info.dart';
import 'package:cw_bitcoin/bitcoin_address_record.dart';
import 'package:cw_bitcoin/electrum_balance.dart';
import 'package:cw_bitcoin/bitcoin_wallet_addresses.dart';
part 'bitcoin_wallet.g.dart';
class BitcoinWallet = BitcoinWalletBase with _$BitcoinWallet;
abstract class BitcoinWalletBase extends ElectrumWallet with Store {
BitcoinWalletBase(
{required String mnemonic,
required String password,
required WalletInfo walletInfo,
required Box<UnspentCoinsInfo> unspentCoinsInfo,
bitcoin.NetworkType? networkType,
required Uint8List seedBytes,
List<BitcoinAddressRecord>? initialAddresses,
ElectrumBalance? initialBalance,
int initialRegularAddressIndex = 0,
int initialChangeAddressIndex = 0,
bitcoin.SilentPaymentReceiver? silentAddress})
: super(
mnemonic: mnemonic,
password: password,
walletInfo: walletInfo,
unspentCoinsInfo: unspentCoinsInfo,
networkType: networkType ?? bitcoin.bitcoin,
initialAddresses: initialAddresses,
initialBalance: initialBalance,
seedBytes: seedBytes,
currency: CryptoCurrency.btc,
) {
walletAddresses = BitcoinWalletAddresses(walletInfo,
electrumClient: electrumClient,
initialAddresses: initialAddresses,
initialRegularAddressIndex: initialRegularAddressIndex,
initialChangeAddressIndex: initialChangeAddressIndex,
mainHd: hd,
sideHd: bitcoin.HDWallet.fromSeed(seedBytes, network: networkType).derivePath("m/0'/1"),
networkType: networkType ?? bitcoin.bitcoin,
silentAddress: silentAddress);
}
static Future<BitcoinWallet> create(
{required String mnemonic,
required String password,
required WalletInfo walletInfo,
required Box<UnspentCoinsInfo> unspentCoinsInfo,
bitcoin.NetworkType? networkType,
List<BitcoinAddressRecord>? initialAddresses,
ElectrumBalance? initialBalance,
int initialRegularAddressIndex = 0,
int initialChangeAddressIndex = 0}) async {
return BitcoinWallet(
mnemonic: mnemonic,
password: password,
walletInfo: walletInfo,
unspentCoinsInfo: unspentCoinsInfo,
networkType: networkType,
initialAddresses: initialAddresses,
initialBalance: initialBalance,
seedBytes: await mnemonicToSeedBytes(mnemonic),
initialRegularAddressIndex: initialRegularAddressIndex,
initialChangeAddressIndex: initialChangeAddressIndex,
silentAddress: await bitcoin.SilentPaymentReceiver.fromMnemonic(mnemonic,
hrp: networkType == bitcoin.bitcoin ? 'sp' : 'tsp'));
}
static Future<BitcoinWallet> open({
required String name,
required WalletInfo walletInfo,
required Box<UnspentCoinsInfo> unspentCoinsInfo,
required String password,
}) async {
final snp = await ElectrumWalletSnapshot.load(name, walletInfo.type, password);
return BitcoinWallet(
mnemonic: snp.mnemonic,
password: password,
walletInfo: walletInfo,
unspentCoinsInfo: unspentCoinsInfo,
networkType: snp.networkType,
initialAddresses: snp.addresses,
initialBalance: snp.balance,
seedBytes: await mnemonicToSeedBytes(snp.mnemonic),
initialRegularAddressIndex: snp.regularAddressIndex,
initialChangeAddressIndex: snp.changeAddressIndex,
silentAddress: await bitcoin.SilentPaymentReceiver.fromMnemonic(snp.mnemonic,
hrp: snp.networkType == bitcoin.bitcoin ? 'sp' : 'tsp'));
}
}