import 'dart:convert'; import 'package:cake_wallet/.secrets.g.dart' as secrets; import 'package:cake_wallet/bitcoin/bitcoin.dart'; import 'package:cake_wallet/buy/buy_provider.dart'; import 'package:cake_wallet/core/key_service.dart'; import 'package:cake_wallet/entities/auto_generate_subaddress_status.dart'; import 'package:cake_wallet/entities/balance_display_mode.dart'; import 'package:cake_wallet/entities/exchange_api_mode.dart'; import 'package:cake_wallet/entities/preferences_key.dart'; import 'package:cake_wallet/entities/provider_types.dart'; import 'package:cake_wallet/entities/service_status.dart'; import 'package:cake_wallet/exchange/exchange_provider_description.dart'; import 'package:cake_wallet/generated/i18n.dart'; import 'package:cake_wallet/monero/monero.dart'; import 'package:cake_wallet/wownero/wownero.dart' as wow; import 'package:cake_wallet/nano/nano.dart'; import 'package:cake_wallet/store/anonpay/anonpay_transactions_store.dart'; import 'package:cake_wallet/store/app_store.dart'; import 'package:cake_wallet/store/dashboard/orders_store.dart'; import 'package:cake_wallet/store/dashboard/trade_filter_store.dart'; import 'package:cake_wallet/store/dashboard/trades_store.dart'; import 'package:cake_wallet/store/dashboard/transaction_filter_store.dart'; import 'package:cake_wallet/store/settings_store.dart'; import 'package:cake_wallet/store/yat/yat_store.dart'; import 'package:cake_wallet/utils/mobx.dart'; import 'package:cake_wallet/view_model/dashboard/action_list_item.dart'; import 'package:cake_wallet/view_model/dashboard/anonpay_transaction_list_item.dart'; import 'package:cake_wallet/view_model/dashboard/balance_view_model.dart'; import 'package:cake_wallet/view_model/dashboard/filter_item.dart'; import 'package:cake_wallet/view_model/dashboard/formatted_item_list.dart'; import 'package:cake_wallet/view_model/dashboard/order_list_item.dart'; import 'package:cake_wallet/view_model/dashboard/trade_list_item.dart'; import 'package:cake_wallet/view_model/dashboard/transaction_list_item.dart'; import 'package:cake_wallet/view_model/settings/sync_mode.dart'; import 'package:cake_wallet/wallet_type_utils.dart'; import 'package:cryptography/cryptography.dart'; import 'package:cw_core/balance.dart'; import 'package:cw_core/cake_hive.dart'; import 'package:cw_core/pathForWallet.dart'; import 'package:cw_core/sync_status.dart'; import 'package:cw_core/transaction_history.dart'; import 'package:cw_core/transaction_info.dart'; import 'package:cw_core/utils/file.dart'; import 'package:cw_core/wallet_base.dart'; import 'package:cw_core/wallet_info.dart'; import 'package:cw_core/wallet_type.dart'; import 'package:eth_sig_util/util/utils.dart'; import 'package:flutter/services.dart'; import 'package:http/http.dart' as http; import 'package:mobx/mobx.dart'; import 'package:shared_preferences/shared_preferences.dart'; part 'dashboard_view_model.g.dart'; class DashboardViewModel = DashboardViewModelBase with _$DashboardViewModel; abstract class DashboardViewModelBase with Store { DashboardViewModelBase( {required this.balanceViewModel, required this.appStore, required this.tradesStore, required this.tradeFilterStore, required this.transactionFilterStore, required this.settingsStore, required this.yatStore, required this.ordersStore, required this.anonpayTransactionsStore, required this.sharedPreferences, required this.keyService}) : hasSellAction = false, hasBuyAction = false, hasExchangeAction = false, isShowFirstYatIntroduction = false, isShowSecondYatIntroduction = false, isShowThirdYatIntroduction = false, filterItems = { S.current.transactions: [ FilterItem( value: () => transactionFilterStore.displayAll, caption: S.current.all_transactions, onChanged: transactionFilterStore.toggleAll), FilterItem( value: () => transactionFilterStore.displayIncoming, caption: S.current.incoming, onChanged: transactionFilterStore.toggleIncoming), FilterItem( value: () => transactionFilterStore.displayOutgoing, caption: S.current.outgoing, onChanged: transactionFilterStore.toggleOutgoing), // FilterItem( // value: () => false, // caption: S.current.transactions_by_date, // onChanged: null), ], S.current.trades: [ FilterItem( value: () => tradeFilterStore.displayAllTrades, caption: S.current.all_trades, onChanged: () => tradeFilterStore.toggleDisplayExchange(ExchangeProviderDescription.all)), FilterItem( value: () => tradeFilterStore.displayChangeNow, caption: ExchangeProviderDescription.changeNow.title, onChanged: () => tradeFilterStore.toggleDisplayExchange(ExchangeProviderDescription.changeNow)), FilterItem( value: () => tradeFilterStore.displaySideShift, caption: ExchangeProviderDescription.sideShift.title, onChanged: () => tradeFilterStore.toggleDisplayExchange(ExchangeProviderDescription.sideShift)), FilterItem( value: () => tradeFilterStore.displaySimpleSwap, caption: ExchangeProviderDescription.simpleSwap.title, onChanged: () => tradeFilterStore.toggleDisplayExchange(ExchangeProviderDescription.simpleSwap)), FilterItem( value: () => tradeFilterStore.displayTrocador, caption: ExchangeProviderDescription.trocador.title, onChanged: () => tradeFilterStore.toggleDisplayExchange(ExchangeProviderDescription.trocador)), FilterItem( value: () => tradeFilterStore.displayExolix, caption: ExchangeProviderDescription.exolix.title, onChanged: () => tradeFilterStore.toggleDisplayExchange(ExchangeProviderDescription.exolix)), FilterItem( value: () => tradeFilterStore.displayThorChain, caption: ExchangeProviderDescription.thorChain.title, onChanged: () => tradeFilterStore.toggleDisplayExchange(ExchangeProviderDescription.thorChain)), FilterItem( value: () => tradeFilterStore.displayLetsExchange, caption: ExchangeProviderDescription.letsExchange.title, onChanged: () => tradeFilterStore.toggleDisplayExchange(ExchangeProviderDescription.letsExchange)), FilterItem( value: () => tradeFilterStore.displayStealthEx, caption: ExchangeProviderDescription.stealthEx.title, onChanged: () => tradeFilterStore.toggleDisplayExchange(ExchangeProviderDescription.stealthEx)), ] }, subname = '', name = appStore.wallet!.name, type = appStore.wallet!.type, transactions = ObservableList(), wallet = appStore.wallet! { name = wallet.name; type = wallet.type; isShowFirstYatIntroduction = false; isShowSecondYatIntroduction = false; isShowThirdYatIntroduction = false; updateActions(); final _wallet = wallet; if (_wallet.type == WalletType.monero) { subname = monero!.getCurrentAccount(_wallet).label; _onMoneroAccountChangeReaction = reaction( (_) => monero!.getMoneroWalletDetails(wallet).account, (Account account) => _onMoneroAccountChange(_wallet)); _onMoneroBalanceChangeReaction = reaction( (_) => monero!.getMoneroWalletDetails(wallet).balance, (MoneroBalance balance) => _onMoneroTransactionsUpdate(_wallet)); final _accountTransactions = _wallet.transactionHistory.transactions.values .where((tx) => monero!.getTransactionInfoAccountId(tx) == monero!.getCurrentAccount(wallet).id) .toList(); final sortedTransactions = [..._accountTransactions]; sortedTransactions.sort((a, b) => a.date.compareTo(b.date)); transactions = ObservableList.of(sortedTransactions.map((transaction) => TransactionListItem( transaction: transaction, balanceViewModel: balanceViewModel, settingsStore: appStore.settingsStore))); } else if (_wallet.type == WalletType.wownero) { subname = wow.wownero!.getCurrentAccount(_wallet).label; _onMoneroAccountChangeReaction = reaction( (_) => wow.wownero!.getWowneroWalletDetails(wallet).account, (wow.Account account) => _onMoneroAccountChange(_wallet)); _onMoneroBalanceChangeReaction = reaction( (_) => wow.wownero!.getWowneroWalletDetails(wallet).balance, (wow.WowneroBalance balance) => _onMoneroTransactionsUpdate(_wallet)); final _accountTransactions = _wallet.transactionHistory.transactions.values .where((tx) => wow.wownero!.getTransactionInfoAccountId(tx) == wow.wownero!.getCurrentAccount(wallet).id) .toList(); final sortedTransactions = [..._accountTransactions]; sortedTransactions.sort((a, b) => a.date.compareTo(b.date)); transactions = ObservableList.of(sortedTransactions.map((transaction) => TransactionListItem( transaction: transaction, balanceViewModel: balanceViewModel, settingsStore: appStore.settingsStore))); } else { final sortedTransactions = [...wallet.transactionHistory.transactions.values]; sortedTransactions.sort((a, b) => a.date.compareTo(b.date)); transactions = ObservableList.of(sortedTransactions.map((transaction) => TransactionListItem( transaction: transaction, balanceViewModel: balanceViewModel, settingsStore: appStore.settingsStore))); } // TODO: nano sub-account generation is disabled: // if (_wallet.type == WalletType.nano || _wallet.type == WalletType.banano) { // subname = nano!.getCurrentAccount(_wallet).label; // } reaction((_) => appStore.wallet, _onWalletChange); connectMapToListWithTransform( appStore.wallet!.transactionHistory.transactions, transactions, (TransactionInfo? transaction) => TransactionListItem( transaction: transaction!, balanceViewModel: balanceViewModel, settingsStore: appStore.settingsStore), filter: (TransactionInfo? transaction) { if (transaction == null) { return false; } final wallet = _wallet; if (wallet.type == WalletType.monero) { return monero!.getTransactionInfoAccountId(transaction) == monero!.getCurrentAccount(wallet).id; } if (wallet.type == WalletType.wownero) { return wow.wownero!.getTransactionInfoAccountId(transaction) == wow.wownero!.getCurrentAccount(wallet).id; } return true; }); if (hasSilentPayments) { silentPaymentsScanningActive = bitcoin!.getScanningActive(wallet); reaction((_) => wallet.syncStatus, (SyncStatus syncStatus) { silentPaymentsScanningActive = bitcoin!.getScanningActive(wallet); }); } } @observable WalletType type; @observable String name; @observable ObservableList transactions; @observable String subname; @observable bool isShowFirstYatIntroduction; @observable bool isShowSecondYatIntroduction; @observable bool isShowThirdYatIntroduction; @computed String get address => wallet.walletAddresses.address; @computed SyncStatus get status => wallet.syncStatus; @computed String get syncStatusText { var statusText = ''; if (status is SyncingSyncStatus) { statusText = S.current.Blocks_remaining(status.toString()); } if (status is FailedSyncStatus || status is LostConnectionSyncStatus) { statusText = S.current.please_try_to_connect_to_another_node; } return statusText; } @computed BalanceDisplayMode get balanceDisplayMode => appStore.settingsStore.balanceDisplayMode; @computed bool get shouldShowMarketPlaceInDashboard => appStore.settingsStore.shouldShowMarketPlaceInDashboard; @computed List get trades => tradesStore.trades.where((trade) => trade.trade.walletId == wallet.id).toList(); @computed List get orders => ordersStore.orders.where((item) => item.order.walletId == wallet.id).toList(); @computed List get anonpayTransactons => anonpayTransactionsStore.transactions .where((item) => item.transaction.walletId == wallet.id) .toList(); @computed double get price => balanceViewModel.price; @computed bool get isAutoGenerateSubaddressesEnabled => settingsStore.autoGenerateSubaddressStatus != AutoGenerateSubaddressStatus.disabled; @computed List get items { final _items = []; _items.addAll( transactionFilterStore.filtered(transactions: [...transactions, ...anonpayTransactons])); _items.addAll(tradeFilterStore.filtered(trades: trades, wallet: wallet)); _items.addAll(orders); return formattedItemsList(_items); } @observable WalletBase, TransactionInfo> wallet; @computed bool get isTestnet => wallet.type == WalletType.bitcoin && bitcoin!.isTestnet(wallet); @computed bool get hasRescan => wallet.type == WalletType.bitcoin || wallet.type == WalletType.monero || wallet.type == WalletType.wownero || wallet.type == WalletType.haven; @computed String? get getMoneroError { if (wallet.type != WalletType.monero) return null; try { monero!.monerocCheck(); } catch (e) { return e.toString(); } return null; } @computed String? get getWowneroError { if (wallet.type != WalletType.wownero) return null; try { wow.wownero!.wownerocCheck(); } catch (e) { return e.toString(); } return null; } List get isMoneroWalletBrokenReasons { if (wallet.type != WalletType.monero) return []; final keys = monero!.getKeys(wallet); List errors = [ // leaving these commented out for now, I'll be able to fix that properly in the airgap update // to not cause work duplication, this will do the job as well, it will be slightly less precise // about what happened - but still enough. // if (keys['privateSpendKey'] == List.generate(64, (index) => "0").join("")) "Private spend key is 0", if (keys['privateViewKey'] == List.generate(64, (index) => "0").join("")) "private view key is 0", // if (keys['publicSpendKey'] == List.generate(64, (index) => "0").join("")) "public spend key is 0", if (keys['publicViewKey'] == List.generate(64, (index) => "0").join("")) "public view key is 0", // if (wallet.seed == null) "wallet seed is null", // if (wallet.seed == "") "wallet seed is empty", if (monero!.getSubaddressList(wallet).getAll(wallet)[0].address == "41d7FXjswpK1111111111111111111111111111111111111111111111111111111111111111111111111111112KhNi4") "primary address is invalid, you won't be able to receive / spend funds", ]; return errors; } @computed bool get hasSilentPayments => wallet.type == WalletType.bitcoin && !wallet.isHardwareWallet; @computed bool get showSilentPaymentsCard => hasSilentPayments && settingsStore.silentPaymentsCardDisplay; final KeyService keyService; final SharedPreferences sharedPreferences; @observable bool silentPaymentsScanningActive = false; @action void setSilentPaymentsScanning(bool active) { silentPaymentsScanningActive = active; if (hasSilentPayments) { bitcoin!.setScanningActive(wallet, active); } } BalanceViewModel balanceViewModel; AppStore appStore; SettingsStore settingsStore; YatStore yatStore; TradesStore tradesStore; OrdersStore ordersStore; TradeFilterStore tradeFilterStore; AnonpayTransactionsStore anonpayTransactionsStore; TransactionFilterStore transactionFilterStore; Map> filterItems; BuyProvider? get defaultBuyProvider => ProvidersHelper.getProviderByType( settingsStore.defaultBuyProviders[wallet.type] ?? ProviderType.askEachTime); BuyProvider? get defaultSellProvider => ProvidersHelper.getProviderByType( settingsStore.defaultSellProviders[wallet.type] ?? ProviderType.askEachTime); bool get isBuyEnabled => settingsStore.isBitcoinBuyEnabled; List get availableBuyProviders { final providerTypes = ProvidersHelper.getAvailableBuyProviderTypes(wallet.type); return providerTypes .map((type) => ProvidersHelper.getProviderByType(type)) .where((provider) => provider != null) .cast() .toList(); } bool get hasBuyProviders => ProvidersHelper.getAvailableBuyProviderTypes(wallet.type).isNotEmpty; List get availableSellProviders { final providerTypes = ProvidersHelper.getAvailableSellProviderTypes(wallet.type); return providerTypes .map((type) => ProvidersHelper.getProviderByType(type)) .where((provider) => provider != null) .cast() .toList(); } bool get hasSellProviders => ProvidersHelper.getAvailableSellProviderTypes(wallet.type).isNotEmpty; bool get shouldShowYatPopup => settingsStore.shouldShowYatPopup; @action void furtherShowYatPopup(bool shouldShow) => settingsStore.shouldShowYatPopup = shouldShow; @computed bool get isEnabledExchangeAction => settingsStore.exchangeStatus != ExchangeApiMode.disabled; @observable bool hasExchangeAction; @computed bool get isEnabledBuyAction => !settingsStore.disableBuy && hasBuyProviders; @observable bool hasBuyAction; @computed bool get isEnabledSellAction => !settingsStore.disableSell && hasSellProviders; @observable bool hasSellAction; @computed bool get isEnabledBulletinAction => !settingsStore.disableBulletin; ReactionDisposer? _onMoneroAccountChangeReaction; ReactionDisposer? _onMoneroBalanceChangeReaction; @computed bool get hasPowNodes => wallet.type == WalletType.nano || wallet.type == WalletType.banano; @computed bool get hasSignMessages { if (wallet.isHardwareWallet) { return false; } switch (wallet.type) { case WalletType.monero: case WalletType.litecoin: case WalletType.bitcoin: case WalletType.bitcoinCash: case WalletType.ethereum: case WalletType.polygon: case WalletType.solana: case WalletType.nano: case WalletType.banano: case WalletType.tron: case WalletType.wownero: return true; case WalletType.haven: case WalletType.none: return false; } } bool get showRepWarning { if (wallet.type != WalletType.nano) { return false; } if (!settingsStore.shouldShowRepWarning) { return false; } return !nano!.isRepOk(wallet); } Future reconnect() async { final node = appStore.settingsStore.getCurrentNode(wallet.type); await wallet.connectToNode(node: node); if (hasPowNodes) { final powNode = settingsStore.getCurrentPowNode(wallet.type); await wallet.connectToPowNode(node: powNode); } } @action void _onWalletChange( WalletBase, TransactionInfo>? wallet) { if (wallet == null) { return; } this.wallet = wallet; type = wallet.type; name = wallet.name; updateActions(); if (wallet.type == WalletType.monero) { subname = monero!.getCurrentAccount(wallet).label; _onMoneroAccountChangeReaction?.reaction.dispose(); _onMoneroBalanceChangeReaction?.reaction.dispose(); _onMoneroAccountChangeReaction = reaction( (_) => monero!.getMoneroWalletDetails(wallet).account, (Account account) => _onMoneroAccountChange(wallet)); _onMoneroBalanceChangeReaction = reaction( (_) => monero!.getMoneroWalletDetails(wallet).balance, (MoneroBalance balance) => _onMoneroTransactionsUpdate(wallet)); _onMoneroTransactionsUpdate(wallet); } else if (wallet.type == WalletType.wownero) { subname = wow.wownero!.getCurrentAccount(wallet).label; _onMoneroAccountChangeReaction?.reaction.dispose(); _onMoneroBalanceChangeReaction?.reaction.dispose(); _onMoneroAccountChangeReaction = reaction( (_) => wow.wownero!.getWowneroWalletDetails(wallet).account, (wow.Account account) => _onMoneroAccountChange(wallet)); _onMoneroBalanceChangeReaction = reaction( (_) => wow.wownero!.getWowneroWalletDetails(wallet).balance, (wow.WowneroBalance balance) => _onMoneroTransactionsUpdate(wallet)); _onMoneroTransactionsUpdate(wallet); } else { // FIX-ME: Check for side effects // subname = null; subname = ''; transactions.clear(); transactions.addAll(wallet.transactionHistory.transactions.values.map((transaction) => TransactionListItem( transaction: transaction, balanceViewModel: balanceViewModel, settingsStore: appStore.settingsStore))); } connectMapToListWithTransform( appStore.wallet!.transactionHistory.transactions, transactions, (TransactionInfo? transaction) => TransactionListItem( transaction: transaction!, balanceViewModel: balanceViewModel, settingsStore: appStore.settingsStore), filter: (TransactionInfo? tx) { if (tx == null) { return false; } if (wallet.type == WalletType.monero) { return monero!.getTransactionInfoAccountId(tx) == monero!.getCurrentAccount(wallet).id; } if (wallet.type == WalletType.wownero) { return wow.wownero!.getTransactionInfoAccountId(tx) == wow.wownero!.getCurrentAccount(wallet).id; } return true; }); } @action void _onMoneroAccountChange(WalletBase wallet) { if (wallet.type == WalletType.monero) { subname = monero!.getCurrentAccount(wallet).label; } else if (wallet.type == WalletType.wownero) { subname = wow.wownero!.getCurrentAccount(wallet).label; } _onMoneroTransactionsUpdate(wallet); } @action void _onMoneroTransactionsUpdate(WalletBase wallet) { transactions.clear(); if (wallet.type == WalletType.monero) { final _accountTransactions = monero! .getTransactionHistory(wallet) .transactions .values .where((tx) => monero!.getTransactionInfoAccountId(tx) == monero!.getCurrentAccount(wallet).id) .toList(); transactions.addAll(_accountTransactions.map((transaction) => TransactionListItem( transaction: transaction, balanceViewModel: balanceViewModel, settingsStore: appStore.settingsStore))); } else if (wallet.type == WalletType.wownero) { final _accountTransactions = wow.wownero! .getTransactionHistory(wallet) .transactions .values .where((tx) => wow.wownero!.getTransactionInfoAccountId(tx) == wow.wownero!.getCurrentAccount(wallet).id) .toList(); transactions.addAll(_accountTransactions.map((transaction) => TransactionListItem( transaction: transaction, balanceViewModel: balanceViewModel, settingsStore: appStore.settingsStore))); } } void updateActions() { hasExchangeAction = !isHaven; hasBuyAction = !isHaven; hasSellAction = !isHaven; } @computed SyncMode get syncMode => settingsStore.currentSyncMode; @action void setSyncMode(SyncMode syncMode) => settingsStore.currentSyncMode = syncMode; @computed bool get syncAll => settingsStore.currentSyncAll; @action void setSyncAll(bool value) => settingsStore.currentSyncAll = value; Future> checkForHavenWallets() async { final walletInfoSource = await CakeHive.openBox(WalletInfo.boxName); return walletInfoSource.values .where((element) => element.type == WalletType.haven) .map((e) => e.name) .toList(); } Future> checkAffectedWallets() async { try { // await load file final vulnerableSeedsString = await rootBundle .loadString('assets/text/cakewallet_weak_bitcoin_seeds_hashed_sorted_version1.txt'); final vulnerableSeeds = vulnerableSeedsString.split("\n"); final walletInfoSource = await CakeHive.openBox(WalletInfo.boxName); List affectedWallets = []; for (var walletInfo in walletInfoSource.values) { if (walletInfo.type == WalletType.bitcoin) { final password = await keyService.getWalletPassword(walletName: walletInfo.name); final path = await pathForWallet(name: walletInfo.name, type: walletInfo.type); final jsonSource = await read(path: path, password: password); final data = json.decode(jsonSource) as Map; final mnemonic = data['mnemonic'] as String?; if (mnemonic == null) continue; final hash = await Cryptography.instance.sha256().hash(utf8.encode(mnemonic)); final seedSha = bytesToHex(hash.bytes); if (vulnerableSeeds.contains(seedSha)) { affectedWallets.add(walletInfo.name); } } } return affectedWallets; } catch (_) { return []; } } Future getServicesStatus() async { try { if (isEnabledBulletinAction) { final uri = Uri.https( "service-api.cakewallet.com", "/v1/active-notices", {'key': secrets.fiatApiKey}, ); final res = await http.get(uri); if (res.statusCode < 200 || res.statusCode >= 300) { throw res.body; } final oldSha = sharedPreferences.getString(PreferencesKey.serviceStatusShaKey); final hash = await Cryptography.instance.sha256().hash(utf8.encode(res.body)); final currentSha = bytesToHex(hash.bytes); final hasUpdates = oldSha != currentSha; return ServicesResponse.fromJson( json.decode(res.body) as Map, hasUpdates, currentSha, ); } else { return ServicesResponse([], false, ''); } } catch (e) { return ServicesResponse([], false, ''); } } Future refreshDashboard() async { reconnect(); } }