2023-10-02 14:17:35 +00:00
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import 'dart:async';
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2023-12-14 04:51:16 +00:00
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import 'dart:convert';
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import 'dart:ffi';
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2023-10-02 14:17:35 +00:00
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import 'dart:io';
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2023-12-14 04:51:16 +00:00
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import 'dart:math';
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2023-10-02 14:17:35 +00:00
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import 'package:cw_core/crypto_currency.dart';
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2023-12-14 04:51:16 +00:00
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import 'package:cw_core/monero_wallet_utils.dart';
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import 'package:cw_core/node.dart';
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import 'package:cw_core/pathForWallet.dart';
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import 'package:cw_core/pending_transaction.dart';
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import 'package:cw_core/sync_status.dart';
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import 'package:cw_core/transaction_priority.dart';
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import 'package:cw_core/wallet_base.dart';
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import 'package:cw_core/wallet_info.dart';
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2023-11-17 17:40:23 +00:00
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import 'package:cw_zano/api/calls.dart' as calls;
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import 'package:cw_zano/api/model/history.dart';
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import 'package:cw_zano/api/model/zano_wallet_keys.dart';
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import 'package:cw_zano/api/wallet.dart' as zano_wallet;
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import 'package:cw_zano/api/zano_api.dart';
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2023-10-02 14:17:35 +00:00
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import 'package:cw_zano/pending_zano_transaction.dart';
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import 'package:cw_zano/zano_balance.dart';
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2023-12-14 04:51:16 +00:00
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import 'package:cw_zano/zano_transaction_creation_credentials.dart';
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import 'package:cw_zano/zano_transaction_history.dart';
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import 'package:cw_zano/zano_transaction_info.dart';
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import 'package:cw_zano/zano_wallet_addresses.dart';
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import 'package:ffi/ffi.dart';
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import 'package:flutter/material.dart';
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import 'package:mobx/mobx.dart';
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2023-10-02 14:17:35 +00:00
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part 'zano_wallet.g.dart';
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const moneroBlockSize = 1000;
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class ZanoWallet = ZanoWalletBase with _$ZanoWallet;
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typedef _load_wallet = Pointer<Utf8> Function(Pointer<Utf8>, Pointer<Utf8>, Int8);
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typedef _LoadWallet = Pointer<Utf8> Function(Pointer<Utf8>, Pointer<Utf8>, int);
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const int zanoMixin = 10;
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abstract class ZanoWalletBase
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extends WalletBase<ZanoBalance, ZanoTransactionHistory, ZanoTransactionInfo> with Store {
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ZanoWalletBase(WalletInfo walletInfo)
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: balance = ObservableMap.of({CryptoCurrency.zano: ZanoBalance(total: 0, unlocked: 0)}),
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_isTransactionUpdating = false,
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_hasSyncAfterStartup = false,
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walletAddresses = ZanoWalletAddresses(walletInfo),
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syncStatus = NotConnectedSyncStatus(),
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super(walletInfo) {
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transactionHistory = ZanoTransactionHistory();
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/*_onAccountChangeReaction =
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reaction((_) => walletAddresses.account, (Account? account) {
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if (account == null) {
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return;
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}
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balance.addAll(getZanoBalance(accountIndex: account.id));
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/**walletAddresses.updateSubaddressList(accountIndex: account.id);*/
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});*/
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}
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List<History> history = [];
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String assetId = '';
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static const int _autoSaveInterval = 30;
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@override
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ZanoWalletAddresses walletAddresses;
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@override
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@observable
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SyncStatus syncStatus;
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@override
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@observable
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ObservableMap<CryptoCurrency, ZanoBalance> balance;
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@override
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String seed = '';
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@override
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ZanoWalletKeys keys = ZanoWalletKeys(
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privateSpendKey: '', privateViewKey: '', publicSpendKey: '', publicViewKey: '');
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zano_wallet.SyncListener? _listener;
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/**ReactionDisposer? _onAccountChangeReaction;*/
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bool _isTransactionUpdating;
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bool _hasSyncAfterStartup;
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Timer? _autoSaveTimer;
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int _hWallet = 0;
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int get hWallet => _hWallet;
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set hWallet(int value) {
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_hWallet = value;
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}
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Future<void> init(String address) async {
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await walletAddresses.init();
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await walletAddresses.updateAddress(address);
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///balance.addAll(getZanoBalance(/**accountIndex: walletAddresses.account?.id ?? 0*/));
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_setListeners();
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await updateTransactions();
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if (walletInfo.isRecovery) {
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debugPrint('setRecoveringFromSeed isRecovery ${walletInfo.isRecovery}');
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if (zano_wallet.getCurrentHeight(hWallet) <= 1) {
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debugPrint('setRefreshFromBlockHeight height ${walletInfo.restoreHeight}');
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}
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}
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_autoSaveTimer =
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Timer.periodic(Duration(seconds: _autoSaveInterval), (_) async => await save());
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}
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@override
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Future<void>? updateBalance() => null;
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@override
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void close() {
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_listener?.stop();
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/**_onAccountChangeReaction?.reaction.dispose();*/
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_autoSaveTimer?.cancel();
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}
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@override
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Future<void> connectToNode({required Node node}) async {
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try {
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syncStatus = ConnectingSyncStatus();
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await calls.setupNode(
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address: "195.201.107.230:33336", // node.uriRaw,
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login: "", // node.login,
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password: "", // node.password,
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useSSL: false, // node.useSSL ?? false,
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isLightWallet: false, // FIXME: hardcoded value
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/*socksProxyAddress: node.socksProxyAddress*/
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);
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//zano_wallet.setTrustedDaemon(node.trusted);
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syncStatus = ConnectedSyncStatus();
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} catch (e) {
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syncStatus = FailedSyncStatus();
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print(e);
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}
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}
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@override
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Future<void> startSync() async {
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try {
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_setInitialHeight();
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} catch (_) {}
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try {
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syncStatus = AttemptingSyncStatus();
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debugPrint("startRefresh");
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_setListeners();
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_listener?.start(this, hWallet);
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} catch (e) {
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syncStatus = FailedSyncStatus();
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print(e);
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rethrow;
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}
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}
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@override
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Future<PendingTransaction> createTransaction(Object credentials) async {
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final creds = credentials as ZanoTransactionCreationCredentials;
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final output = creds.outputs.first;
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final address = output.isParsedAddress && (output.extractedAddress?.isNotEmpty ?? false)
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? output.extractedAddress!
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: output.address;
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final stringAmount = output.sendAll ? null : output.cryptoAmount!.replaceAll(',', '.');
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final fee = calculateEstimatedFee(creds.priority);
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final intAmount = (double.parse(stringAmount!) * pow(10, 12)).toInt();
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final transaction = PendingZanoTransaction(fee: fee, intAmount: intAmount,
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hWallet: hWallet, address: address, assetId: assetId,
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comment: output.note ?? '', zanoWallet: this);
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return transaction;
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/*final _credentials = credentials as ZanoTransactionCreationCredentials;
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final outputs = _credentials.outputs;
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final hasMultiDestination = outputs.length > 1;
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final assetType =
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CryptoCurrency.fromString(_credentials.assetType.toLowerCase());
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final balances = getZanoBalance(/*accountIndex: walletAddresses.account!.id*/);
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final unlockedBalance = balances[assetType]!.unlockedBalance;
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PendingTransactionDescription pendingTransactionDescription;
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if (!(syncStatus is SyncedSyncStatus)) {
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throw ZanoTransactionCreationException('The wallet is not synced.');
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}
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if (hasMultiDestination) {
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if (outputs.any(
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(item) => item.sendAll || (item.formattedCryptoAmount ?? 0) <= 0)) {
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throw ZanoTransactionCreationException(
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'You do not have enough coins to send this amount.');
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}
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final int totalAmount = outputs.fold(
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0, (acc, value) => acc + (value.formattedCryptoAmount ?? 0));
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if (unlockedBalance < totalAmount) {
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throw ZanoTransactionCreationException(
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'You do not have enough coins to send this amount.');
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}
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final zanoOutputs = outputs
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.map((output) => ZanoOutput(
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address: output.address,
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amount: output.cryptoAmount!.replaceAll(',', '.')))
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.toList();
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pendingTransactionDescription =
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await transaction_history.createTransactionMultDest(
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outputs: zanoOutputs,
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priorityRaw: _credentials.priority.serialize());
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} else {
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final output = outputs.first;
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final address = output.isParsedAddress &&
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(output.extractedAddress?.isNotEmpty ?? false)
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? output.extractedAddress!
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: output.address;
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final amount =
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output.sendAll ? null : output.cryptoAmount!.replaceAll(',', '.');
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final int? formattedAmount =
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output.sendAll ? null : output.formattedCryptoAmount;
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if ((formattedAmount != null && unlockedBalance < formattedAmount) ||
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(formattedAmount == null && unlockedBalance <= 0)) {
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final formattedBalance = moneroAmountToString(amount: unlockedBalance);
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throw ZanoTransactionCreationException(
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'You do not have enough unlocked balance. Unlocked: $formattedBalance. Transaction amount: ${output.cryptoAmount}.');
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}
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pendingTransactionDescription =
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await transaction_history.createTransaction(
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address: address,
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assetType: _credentials.assetType,
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amount: amount,
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priorityRaw: _credentials.priority.serialize());
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}
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return PendingZanoTransaction(pendingTransactionDescription, assetType);*/
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}
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@override
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int calculateEstimatedFee(TransactionPriority priority, [int? amount = null]) {
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return calls.getCurrentTxFee(priority.raw);
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}
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@override
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Future<void> save() async {
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await walletAddresses.updateAddressesInBox();
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await backupWalletFiles(name);
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await calls.store(hWallet);
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}
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@override
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Future<void> renameWalletFiles(String newWalletName) async {
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final currentWalletPath = await pathForWallet(name: name, type: type);
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final currentCacheFile = File(currentWalletPath);
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final currentKeysFile = File('$currentWalletPath.keys');
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final currentAddressListFile = File('$currentWalletPath.address.txt');
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final newWalletPath = await pathForWallet(name: newWalletName, type: type);
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// Copies current wallet files into new wallet name's dir and files
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if (currentCacheFile.existsSync()) {
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await currentCacheFile.copy(newWalletPath);
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}
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if (currentKeysFile.existsSync()) {
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await currentKeysFile.copy('$newWalletPath.keys');
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}
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if (currentAddressListFile.existsSync()) {
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await currentAddressListFile.copy('$newWalletPath.address.txt');
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}
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// Delete old name's dir and files
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await Directory(currentWalletPath).delete(recursive: true);
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}
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@override
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Future<void> changePassword(String password) async {
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calls.setPassword(hWallet: hWallet, password: password);
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}
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Future<void> setAsRecovered() async {
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walletInfo.isRecovery = false;
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await walletInfo.save();
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}
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@override
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Future<void> rescan({required int height}) async {
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walletInfo.restoreHeight = height;
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walletInfo.isRecovery = true;
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debugPrint('setRefreshFromBlockHeight height $height');
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debugPrint('rescanBlockchainAsync');
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await startSync();
|
|
|
|
_askForUpdateBalance();
|
2023-11-17 17:40:23 +00:00
|
|
|
/**walletAddresses.accountList.update();*/
|
2023-10-02 14:17:35 +00:00
|
|
|
await _askForUpdateTransactionHistory();
|
|
|
|
await save();
|
|
|
|
await walletInfo.save();
|
|
|
|
}
|
|
|
|
|
2023-12-14 04:51:16 +00:00
|
|
|
Future<void> _refreshTransactions() async {
|
|
|
|
final result = await calls.getRecentTxsAndInfo(hWallet: hWallet, offset: 0, count: 30);
|
|
|
|
final map = jsonDecode(result);
|
|
|
|
if (map == null || map["result"] == null || map["result"]["result"] == null) {
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
if (map["result"]["result"]["transfers"] != null)
|
|
|
|
history = (map["result"]["result"]["transfers"] as List<dynamic>)
|
|
|
|
.map((e) => History.fromJson(e as Map<String, dynamic>))
|
|
|
|
.toList();
|
|
|
|
}
|
2023-10-02 14:17:35 +00:00
|
|
|
|
|
|
|
@override
|
|
|
|
Future<Map<String, ZanoTransactionInfo>> fetchTransactions() async {
|
2023-12-14 04:51:16 +00:00
|
|
|
//zano_transaction_history.refreshTransactions();
|
|
|
|
await _refreshTransactions();
|
|
|
|
return history
|
|
|
|
.map<ZanoTransactionInfo>((history) => ZanoTransactionInfo.fromHistory(history))
|
2023-10-02 14:17:35 +00:00
|
|
|
.fold<Map<String, ZanoTransactionInfo>>(<String, ZanoTransactionInfo>{},
|
|
|
|
(Map<String, ZanoTransactionInfo> acc, ZanoTransactionInfo tx) {
|
|
|
|
acc[tx.id] = tx;
|
|
|
|
return acc;
|
|
|
|
});
|
2023-12-14 04:51:16 +00:00
|
|
|
// return _getAllTransactions(null)
|
|
|
|
// .fold<Map<String, ZanoTransactionInfo>>(<String, ZanoTransactionInfo>{},
|
|
|
|
// (Map<String, ZanoTransactionInfo> acc, ZanoTransactionInfo tx) {
|
|
|
|
// acc[tx.id] = tx;
|
|
|
|
// return acc;
|
|
|
|
// });
|
2023-10-02 14:17:35 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
Future<void> updateTransactions() async {
|
|
|
|
try {
|
|
|
|
if (_isTransactionUpdating) {
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
_isTransactionUpdating = true;
|
|
|
|
final transactions = await fetchTransactions();
|
|
|
|
transactionHistory.addMany(transactions);
|
|
|
|
await transactionHistory.save();
|
|
|
|
_isTransactionUpdating = false;
|
|
|
|
} catch (e) {
|
|
|
|
print(e);
|
|
|
|
_isTransactionUpdating = false;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2023-12-14 04:51:16 +00:00
|
|
|
// List<ZanoTransactionInfo> _getAllTransactions(dynamic _) =>
|
|
|
|
// zano_transaction_history
|
|
|
|
// .getAllTransations()
|
|
|
|
// .map((row) => ZanoTransactionInfo.fromRow(row))
|
|
|
|
// .toList();
|
2023-10-02 14:17:35 +00:00
|
|
|
|
|
|
|
void _setListeners() {
|
|
|
|
_listener?.stop();
|
|
|
|
_listener = zano_wallet.setListeners(_onNewBlock, _onNewTransaction);
|
|
|
|
}
|
|
|
|
|
|
|
|
void _setInitialHeight() {
|
|
|
|
if (walletInfo.isRecovery) {
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
2023-11-17 17:40:23 +00:00
|
|
|
final currentHeight = zano_wallet.getCurrentHeight(hWallet);
|
2023-10-02 14:17:35 +00:00
|
|
|
|
|
|
|
if (currentHeight <= 1) {
|
|
|
|
final height = _getHeightByDate(walletInfo.date);
|
2023-12-16 12:19:11 +00:00
|
|
|
debugPrint('setRecoveringFromSeed isRecovery true');
|
|
|
|
debugPrint('setRefreshFromBlockHeight height $height');
|
2023-10-02 14:17:35 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
int _getHeightByDate(DateTime date) {
|
2023-12-14 04:51:16 +00:00
|
|
|
return 0;
|
2023-10-02 14:17:35 +00:00
|
|
|
}
|
|
|
|
|
2023-12-14 04:51:16 +00:00
|
|
|
void _askForUpdateBalance() {
|
2023-12-16 12:19:11 +00:00
|
|
|
debugPrint('askForUpdateBalance');
|
2023-12-14 04:51:16 +00:00
|
|
|
}
|
2023-10-02 14:17:35 +00:00
|
|
|
|
2023-12-14 04:51:16 +00:00
|
|
|
Future<void> _askForUpdateTransactionHistory() async => await updateTransactions();
|
2023-10-02 14:17:35 +00:00
|
|
|
|
|
|
|
void _onNewBlock(int height, int blocksLeft, double ptc) async {
|
|
|
|
try {
|
|
|
|
if (walletInfo.isRecovery) {
|
|
|
|
await _askForUpdateTransactionHistory();
|
|
|
|
_askForUpdateBalance();
|
2023-11-17 17:40:23 +00:00
|
|
|
/*walletAddresses.accountList.update();*/
|
2023-10-02 14:17:35 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
if (blocksLeft < 1000) {
|
|
|
|
await _askForUpdateTransactionHistory();
|
|
|
|
_askForUpdateBalance();
|
2023-11-17 17:40:23 +00:00
|
|
|
/*walletAddresses.accountList.update();*/
|
2023-10-02 14:17:35 +00:00
|
|
|
syncStatus = SyncedSyncStatus();
|
|
|
|
|
|
|
|
if (!_hasSyncAfterStartup) {
|
|
|
|
_hasSyncAfterStartup = true;
|
|
|
|
await save();
|
|
|
|
}
|
|
|
|
|
|
|
|
if (walletInfo.isRecovery) {
|
|
|
|
await setAsRecovered();
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
syncStatus = SyncingSyncStatus(blocksLeft, ptc);
|
|
|
|
}
|
|
|
|
} catch (e) {
|
|
|
|
print(e.toString());
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
void _onNewTransaction() async {
|
|
|
|
try {
|
|
|
|
await _askForUpdateTransactionHistory();
|
|
|
|
_askForUpdateBalance();
|
|
|
|
await Future<void>.delayed(Duration(seconds: 1));
|
|
|
|
} catch (e) {
|
|
|
|
print(e.toString());
|
|
|
|
}
|
|
|
|
}
|
2023-12-14 04:51:16 +00:00
|
|
|
|
|
|
|
final _loadWalletNative =
|
|
|
|
zanoApi.lookup<NativeFunction<_load_wallet>>('load_wallet').asFunction<_LoadWallet>();
|
|
|
|
|
|
|
|
String loadWallet(String path, String password) {
|
|
|
|
print('load_wallet path $path password $password');
|
|
|
|
final pathPointer = path.toNativeUtf8();
|
|
|
|
final passwordPointer = password.toNativeUtf8();
|
|
|
|
final result = _convertUTF8ToString(
|
|
|
|
pointer: _loadWalletNative(pathPointer, passwordPointer, 0),
|
|
|
|
);
|
|
|
|
print('load_wallet result $result');
|
|
|
|
return result;
|
|
|
|
}
|
|
|
|
|
|
|
|
String _convertUTF8ToString({required Pointer<Utf8> pointer}) {
|
|
|
|
final str = pointer.toDartString();
|
|
|
|
calloc.free(pointer);
|
|
|
|
return str;
|
|
|
|
}
|
2023-10-02 14:17:35 +00:00
|
|
|
}
|