mirror of
https://github.com/cypherstack/stack_wallet.git
synced 2024-09-29 18:01:06 +00:00
253 lines
9.3 KiB
Dart
253 lines
9.3 KiB
Dart
import 'dart:isolate';
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import 'package:cw_core/wallet_info.dart' as xmr;
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import 'package:hive/hive.dart';
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import 'package:mutex/mutex.dart';
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import 'package:stackwallet/models/exchange/change_now/exchange_transaction.dart';
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import 'package:stackwallet/models/exchange/response_objects/trade.dart';
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import 'package:stackwallet/models/node_model.dart';
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import 'package:stackwallet/models/notification_model.dart';
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import 'package:stackwallet/models/trade_wallet_lookup.dart';
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import 'package:stackwallet/services/wallets_service.dart';
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import 'package:stackwallet/utilities/enums/coin_enum.dart';
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import 'package:stackwallet/utilities/logger.dart';
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class DB {
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static const String boxNameAddressBook = "addressBook";
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static const String boxNameDebugInfo = "debugInfoBox";
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static const String boxNameNodeModels = "nodeModels";
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static const String boxNamePrimaryNodes = "primaryNodes";
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static const String boxNameAllWalletsData = "wallets";
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static const String boxNameNotifications = "notificationModels";
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static const String boxNameWatchedTransactions =
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"watchedTxNotificationModels";
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static const String boxNameWatchedTrades = "watchedTradesNotificationModels";
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static const String boxNameTrades = "exchangeTransactionsBox";
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static const String boxNameTradesV2 = "exchangeTradesBox";
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static const String boxNameTradeNotes = "tradeNotesBox";
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static const String boxNameTradeLookup = "tradeToTxidLookUpBox";
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static const String boxNameFavoriteWallets = "favoriteWallets";
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static const String boxNamePrefs = "prefs";
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static const String boxNameWalletsToDeleteOnStart = "walletsToDeleteOnStart";
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static const String boxNamePriceCache = "priceAPIPrice24hCache";
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static const String boxNameDBInfo = "dbInfo";
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static const String boxNameTheme = "theme";
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static const String boxNameDesktopData = "desktopData";
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String boxNameTxCache({required Coin coin}) => "${coin.name}_txCache";
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String boxNameSetCache({required Coin coin}) =>
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"${coin.name}_anonymitySetCache";
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String boxNameUsedSerialsCache({required Coin coin}) =>
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"${coin.name}_usedSerialsCache";
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static bool _initialized = false;
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Box<dynamic>? _boxAddressBook;
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Box<String>? _boxDebugInfo;
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Box<NodeModel>? _boxNodeModels;
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Box<NodeModel>? _boxPrimaryNodes;
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Box<dynamic>? _boxAllWalletsData;
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Box<NotificationModel>? _boxNotifications;
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Box<NotificationModel>? _boxWatchedTransactions;
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Box<NotificationModel>? _boxWatchedTrades;
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Box<ExchangeTransaction>? _boxTrades;
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Box<Trade>? _boxTradesV2;
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Box<String>? _boxTradeNotes;
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Box<String>? _boxFavoriteWallets;
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Box<xmr.WalletInfo>? _walletInfoSource;
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Box<dynamic>? _boxPrefs;
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Box<TradeWalletLookup>? _boxTradeLookup;
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Box<dynamic>? _boxDBInfo;
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Box<String>? _boxDesktopData;
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final Map<String, Box<dynamic>> _walletBoxes = {};
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final Map<Coin, Box<dynamic>> _txCacheBoxes = {};
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final Map<Coin, Box<dynamic>> _setCacheBoxes = {};
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final Map<Coin, Box<dynamic>> _usedSerialsCacheBoxes = {};
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// exposed for monero
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Box<xmr.WalletInfo> get moneroWalletInfoBox => _walletInfoSource!;
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// mutex for stack backup
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final mutex = Mutex();
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DB._();
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static final DB _instance = DB._();
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static DB get instance {
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// "This name does not uniquely identify an isolate. Multiple isolates in the same process may have the same debugName."
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// if (Isolate.current.debugName != "main") {
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// TODO: make sure this works properly
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if (Isolate.current.debugName != "main") {
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throw Exception(
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"DB.instance should not be accessed outside the main isolate!");
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}
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return _instance;
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}
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// open hive boxes
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Future<void> init() async {
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if (!_initialized) {
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if (Hive.isBoxOpen(boxNameDBInfo)) {
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_boxDBInfo = Hive.box<dynamic>(boxNameDBInfo);
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} else {
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_boxDBInfo = await Hive.openBox<dynamic>(boxNameDBInfo);
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}
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await Hive.openBox<String>(boxNameWalletsToDeleteOnStart);
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if (Hive.isBoxOpen(boxNamePrefs)) {
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_boxPrefs = Hive.box<dynamic>(boxNamePrefs);
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} else {
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_boxPrefs = await Hive.openBox<dynamic>(boxNamePrefs);
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}
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_boxAddressBook = await Hive.openBox<dynamic>(boxNameAddressBook);
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_boxDebugInfo = await Hive.openBox<String>(boxNameDebugInfo);
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if (Hive.isBoxOpen(boxNameNodeModels)) {
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_boxNodeModels = Hive.box<NodeModel>(boxNameNodeModels);
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} else {
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_boxNodeModels = await Hive.openBox<NodeModel>(boxNameNodeModels);
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}
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if (Hive.isBoxOpen(boxNamePrimaryNodes)) {
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_boxPrimaryNodes = Hive.box<NodeModel>(boxNamePrimaryNodes);
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} else {
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_boxPrimaryNodes = await Hive.openBox<NodeModel>(boxNamePrimaryNodes);
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}
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if (Hive.isBoxOpen(boxNameAllWalletsData)) {
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_boxAllWalletsData = Hive.box<dynamic>(boxNameAllWalletsData);
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} else {
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_boxAllWalletsData = await Hive.openBox<dynamic>(boxNameAllWalletsData);
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}
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if (Hive.isBoxOpen(boxNameDesktopData)) {
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_boxDesktopData = Hive.box<String>(boxNameDesktopData);
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} else {
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_boxDesktopData = await Hive.openBox<String>(boxNameDesktopData);
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}
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_boxNotifications =
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await Hive.openBox<NotificationModel>(boxNameNotifications);
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_boxWatchedTransactions =
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await Hive.openBox<NotificationModel>(boxNameWatchedTransactions);
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_boxWatchedTrades =
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await Hive.openBox<NotificationModel>(boxNameWatchedTrades);
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_boxTrades = await Hive.openBox<ExchangeTransaction>(boxNameTrades);
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_boxTradesV2 = await Hive.openBox<Trade>(boxNameTradesV2);
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_boxTradeNotes = await Hive.openBox<String>(boxNameTradeNotes);
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_boxTradeLookup =
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await Hive.openBox<TradeWalletLookup>(boxNameTradeLookup);
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_walletInfoSource =
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await Hive.openBox<xmr.WalletInfo>(xmr.WalletInfo.boxName);
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_boxFavoriteWallets = await Hive.openBox<String>(boxNameFavoriteWallets);
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await Future.wait([
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Hive.openBox<dynamic>(boxNamePriceCache),
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_loadWalletBoxes(),
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_loadSharedCoinCacheBoxes(),
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]);
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_initialized = true;
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}
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}
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Future<void> _loadWalletBoxes() async {
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final names = _boxAllWalletsData!.get("names") as Map? ?? {};
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names.removeWhere((name, dyn) {
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final jsonObject = Map<String, dynamic>.from(dyn as Map);
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try {
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Coin.values.byName(jsonObject["coin"] as String);
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return false;
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} catch (e, s) {
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Logging.instance.log(
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"Error, ${jsonObject["coin"]} does not exist, $name wallet cannot be loaded",
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level: LogLevel.Error);
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return true;
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}
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});
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final mapped = Map<String, dynamic>.from(names).map((name, dyn) => MapEntry(
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name, WalletInfo.fromJson(Map<String, dynamic>.from(dyn as Map))));
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for (final entry in mapped.entries) {
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if (Hive.isBoxOpen(entry.value.walletId)) {
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_walletBoxes[entry.value.walletId] =
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Hive.box<dynamic>(entry.value.walletId);
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} else {
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_walletBoxes[entry.value.walletId] =
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await Hive.openBox<dynamic>(entry.value.walletId);
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}
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}
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}
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Future<void> _loadSharedCoinCacheBoxes() async {
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for (final coin in Coin.values) {
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_txCacheBoxes[coin] =
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await Hive.openBox<dynamic>(boxNameTxCache(coin: coin));
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_setCacheBoxes[coin] =
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await Hive.openBox<dynamic>(boxNameSetCache(coin: coin));
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_usedSerialsCacheBoxes[coin] =
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await Hive.openBox<dynamic>(boxNameUsedSerialsCache(coin: coin));
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}
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}
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/////////////////////////////////////////
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Future<void> addWalletBox({required String walletId}) async {
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if (_walletBoxes[walletId] != null) {
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throw Exception("Attempted overwrite of existing wallet box!");
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}
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_walletBoxes[walletId] = await Hive.openBox<dynamic>(walletId);
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}
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Future<void> removeWalletBox({required String walletId}) async {
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_walletBoxes.remove(walletId);
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}
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///////////////////////////////////////////
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// reads
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List<dynamic> keys<T>({required String boxName}) =>
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Hive.box<T>(boxName).keys.toList(growable: false);
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List<T> values<T>({required String boxName}) =>
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Hive.box<T>(boxName).values.toList(growable: false);
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T? get<T>({
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required String boxName,
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required dynamic key,
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}) =>
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Hive.box<T>(boxName).get(key);
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bool containsKey<T>({required String boxName, required dynamic key}) =>
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Hive.box<T>(boxName).containsKey(key);
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// writes
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Future<void> put<T>(
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{required String boxName,
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required dynamic key,
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required T value}) async =>
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await mutex
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.protect(() async => await Hive.box<T>(boxName).put(key, value));
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Future<void> add<T>({required String boxName, required T value}) async =>
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await mutex.protect(() async => await Hive.box<T>(boxName).add(value));
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Future<void> addAll<T>(
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{required String boxName, required Iterable<T> values}) async =>
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await mutex
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.protect(() async => await Hive.box<T>(boxName).addAll(values));
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Future<void> delete<T>(
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{required dynamic key, required String boxName}) async =>
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await mutex.protect(() async => await Hive.box<T>(boxName).delete(key));
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Future<void> deleteAll<T>({required String boxName}) async =>
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await mutex.protect(() async => await Hive.box<T>(boxName).clear());
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Future<void> deleteBoxFromDisk({required String boxName}) async =>
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await mutex.protect(() async => await Hive.deleteBoxFromDisk(boxName));
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}
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