stack_wallet/lib/services/tokens_service.dart
2023-03-01 15:52:13 -06:00

425 lines
14 KiB
Dart

import 'dart:convert';
import 'package:flutter/material.dart';
import 'package:stackwallet/db/hive/db.dart';
import 'package:stackwallet/utilities/enums/coin_enum.dart';
import 'package:stackwallet/utilities/flutter_secure_storage_interface.dart';
class TokenInfo {
final Coin coin;
final String walletId;
final String contractAddress;
const TokenInfo(
{required this.coin,
required this.walletId,
required this.contractAddress});
factory TokenInfo.fromJson(Map<String, dynamic> jsonObject) {
return TokenInfo(
coin: Coin.values.byName(jsonObject["coin"] as String),
walletId: jsonObject["id"] as String,
contractAddress: jsonObject["contractAddress"] as String,
);
}
Map<String, String> toMap() {
return {
"contractAddress": contractAddress,
"walletId": walletId,
"coin": coin.name,
};
}
String toJsonString() {
return jsonEncode(toMap());
}
@override
String toString() {
return "TokenInfo: ${toJsonString()}";
}
}
class TokensService extends ChangeNotifier {
late final SecureStorageInterface _secureStore;
// Future<Map<String, TokenInfo>>? _walletNames;
// Future<Map<String, TokenInfo>> get walletNames =>
// _walletNames ??= _fetchWalletNames();
TokensService({
required SecureStorageInterface secureStorageInterface,
}) {
_secureStore = secureStorageInterface;
}
// Future<Coin> getWalletCryptoCurrency({required String walletName}) async {
// final id = await getWalletId(walletName);
// final currency = DB.instance.get<dynamic>(
// boxName: DB.boxNameAllWalletsData, key: "${id}_cryptoCurrency");
// return Coin.values.byName(currency as String);
// }
// Future<bool> renameWallet({
// required String from,
// required String to,
// required bool shouldNotifyListeners,
// }) async {
// if (from == to) {
// return true;
// }
//
// final walletInfo = DB.instance
// .get<dynamic>(boxName: DB.boxNameAllWalletsData, key: 'names') as Map;
//
// final info = walletInfo.values.firstWhere(
// (element) => element['name'] == from,
// orElse: () => <String, String>{}) as Map;
//
// if (info.isEmpty) {
// // tried to rename a non existing wallet
// Logging.instance
// .log("Tried to rename a non existing wallet!", level: LogLevel.Error);
// return false;
// }
//
// if (from != to &&
// (walletInfo.values.firstWhere((element) => element['name'] == to,
// orElse: () => <String, String>{}) as Map)
// .isNotEmpty) {
// // name already exists
// Logging.instance.log("wallet with name \"$to\" already exists!",
// level: LogLevel.Error);
// return false;
// }
//
// info["name"] = to;
// walletInfo[info['id']] = info;
//
// await DB.instance.put<dynamic>(
// boxName: DB.boxNameAllWalletsData, key: 'names', value: walletInfo);
// await refreshWallets(shouldNotifyListeners);
// return true;
// }
// Future<Map<String, WalletInfo>> _fetchWalletNames() async {
// final names = DB.instance
// .get<dynamic>(boxName: DB.boxNameAllWalletsData, key: 'names') as Map?;
// if (names == null) {
// Logging.instance.log(
// "Fetched wallet 'names' returned null. Setting initializing 'names'",
// level: LogLevel.Info);
// await DB.instance.put<dynamic>(
// boxName: DB.boxNameAllWalletsData,
// key: 'names',
// value: <String, dynamic>{});
// return {};
// }
// Logging.instance.log("Fetched wallet names: $names", level: LogLevel.Info);
// final mapped = Map<String, dynamic>.from(names);
// mapped.removeWhere((name, dyn) {
// final jsonObject = Map<String, dynamic>.from(dyn as Map);
// try {
// Coin.values.byName(jsonObject["coin"] as String);
// return false;
// } catch (e, s) {
// Logging.instance.log("Error, ${jsonObject["coin"]} does not exist",
// level: LogLevel.Error);
// return true;
// }
// });
//
// return mapped.map((name, dyn) => MapEntry(
// name, WalletInfo.fromJson(Map<String, dynamic>.from(dyn as Map))));
// }
// Future<void> addExistingStackWallet({
// required String name,
// required String walletId,
// required Coin coin,
// required bool shouldNotifyListeners,
// }) async {
// final _names = DB.instance
// .get<dynamic>(boxName: DB.boxNameAllWalletsData, key: 'names') as Map?;
//
// Map<String, dynamic> names;
// if (_names == null) {
// names = {};
// } else {
// names = Map<String, dynamic>.from(_names);
// }
//
// if (names.keys.contains(walletId)) {
// throw Exception("Wallet with walletId \"$walletId\" already exists!");
// }
// if (names.values.where((element) => element['name'] == name).isNotEmpty) {
// throw Exception("Wallet with name \"$name\" already exists!");
// }
//
// names[walletId] = {
// "id": walletId,
// "coin": coin.name,
// "name": name,
// };
//
// await DB.instance.put<dynamic>(
// boxName: DB.boxNameAllWalletsData, key: 'names', value: names);
// await DB.instance.put<dynamic>(
// boxName: DB.boxNameAllWalletsData,
// key: "${walletId}_cryptoCurrency",
// value: coin.name);
// await DB.instance.put<dynamic>(
// boxName: DB.boxNameAllWalletsData,
// key: "${walletId}_mnemonicHasBeenVerified",
// value: false);
// await DB.instance.addWalletBox(walletId: walletId);
// await refreshWallets(shouldNotifyListeners);
// }
// /// returns the new walletId if successful, otherwise null
// Future<String?> addNewWallet({
// required String name,
// required Coin coin,
// required bool shouldNotifyListeners,
// }) async {
// final _names = DB.instance
// .get<dynamic>(boxName: DB.boxNameAllWalletsData, key: 'names') as Map?;
//
// Map<String, dynamic> names;
// if (_names == null) {
// names = {};
// } else {
// names = Map<String, dynamic>.from(_names);
// }
//
// // Prevent overwriting or storing empty names
// if (name.isEmpty ||
// names.values.where((element) => element['name'] == name).isNotEmpty) {
// return null;
// }
//
// final id = const Uuid().v1();
// names[id] = {
// "id": id,
// "coin": coin.name,
// "name": name,
// };
//
// await DB.instance.put<dynamic>(
// boxName: DB.boxNameAllWalletsData, key: 'names', value: names);
// await DB.instance.put<dynamic>(
// boxName: DB.boxNameAllWalletsData,
// key: "${id}_cryptoCurrency",
// value: coin.name);
// await DB.instance.put<dynamic>(
// boxName: DB.boxNameAllWalletsData,
// key: "${id}_mnemonicHasBeenVerified",
// value: false);
// await DB.instance.addWalletBox(walletId: id);
// await refreshWallets(shouldNotifyListeners);
// return id;
// }
// Future<List<String>> getFavoriteWalletIds() async {
// return DB.instance
// .values<String>(boxName: DB.boxNameFavoriteWallets)
// .toList();
// }
// Future<void> saveFavoriteWalletIds(List<String> walletIds) async {
// await DB.instance.deleteAll<String>(boxName: DB.boxNameFavoriteWallets);
// await DB.instance
// .addAll(boxName: DB.boxNameFavoriteWallets, values: walletIds);
// debugPrint("saveFavoriteWalletIds list: $walletIds");
// }
//
// Future<void> addFavorite(String walletId) async {
// final list = await getFavoriteWalletIds();
// if (!list.contains(walletId)) {
// list.add(walletId);
// }
// await saveFavoriteWalletIds(list);
// }
//
// Future<void> removeFavorite(String walletId) async {
// final list = await getFavoriteWalletIds();
// list.remove(walletId);
// await saveFavoriteWalletIds(list);
// }
//
// Future<void> moveFavorite({
// required int fromIndex,
// required int toIndex,
// }) async {
// final list = await getFavoriteWalletIds();
// if (fromIndex < toIndex) {
// toIndex -= 1;
// }
// final walletId = list.removeAt(fromIndex);
// list.insert(toIndex, walletId);
// await saveFavoriteWalletIds(list);
// }
//
// Future<bool> checkForDuplicate(String name) async {
// final names = DB.instance
// .get<dynamic>(boxName: DB.boxNameAllWalletsData, key: 'names') as Map?;
// if (names == null) return false;
//
// return names.values.where((element) => element['name'] == name).isNotEmpty;
// }
Future<String?> getWalletId(String walletName) async {
final names = DB.instance
.get<dynamic>(boxName: DB.boxNameAllWalletsData, key: 'names') as Map;
final shells =
names.values.where((element) => element['name'] == walletName);
if (shells.isEmpty) {
return null;
}
return shells.first["id"] as String;
}
// Future<bool> isMnemonicVerified({required String walletId}) async {
// final isVerified = DB.instance.get<dynamic>(
// boxName: DB.boxNameAllWalletsData,
// key: "${walletId}_mnemonicHasBeenVerified") as bool?;
//
// if (isVerified == null) {
// Logging.instance.log(
// "isMnemonicVerified(walletId: $walletId) returned null which should never happen!",
// level: LogLevel.Error,
// );
// throw Exception(
// "isMnemonicVerified(walletId: $walletId) returned null which should never happen!");
// } else {
// return isVerified;
// }
// }
//
// Future<void> setMnemonicVerified({required String walletId}) async {
// final isVerified = DB.instance.get<dynamic>(
// boxName: DB.boxNameAllWalletsData,
// key: "${walletId}_mnemonicHasBeenVerified") as bool?;
//
// if (isVerified == null) {
// Logging.instance.log(
// "setMnemonicVerified(walletId: $walletId) tried running on non existent wallet!",
// level: LogLevel.Error,
// );
// throw Exception(
// "setMnemonicVerified(walletId: $walletId) tried running on non existent wallet!");
// } else if (isVerified) {
// Logging.instance.log(
// "setMnemonicVerified(walletId: $walletId) tried running on already verified wallet!",
// level: LogLevel.Error,
// );
// throw Exception(
// "setMnemonicVerified(walletId: $walletId) tried running on already verified wallet!");
// } else {
// await DB.instance.put<dynamic>(
// boxName: DB.boxNameAllWalletsData,
// key: "${walletId}_mnemonicHasBeenVerified",
// value: true);
// Logging.instance.log(
// "setMnemonicVerified(walletId: $walletId) successful",
// level: LogLevel.Error,
// );
// }
// }
//
// // pin + mnemonic as well as anything else in secureStore
// Future<int> deleteWallet(String name, bool shouldNotifyListeners) async {
// final names = DB.instance.get<dynamic>(
// boxName: DB.boxNameAllWalletsData, key: 'names') as Map? ??
// {};
//
// final walletId = await getWalletId(name);
// if (walletId == null) {
// return 3;
// }
//
// Logging.instance.log(
// "deleteWallet called with name=$name and id=$walletId",
// level: LogLevel.Warning,
// );
//
// final shell = names.remove(walletId);
//
// if (shell == null) {
// return 0;
// }
//
// // TODO delete derivations!!!
// await _secureStore.delete(key: "${walletId}_pin");
// await _secureStore.delete(key: "${walletId}_mnemonic");
//
// await DB.instance.delete<dynamic>(
// boxName: DB.boxNameAllWalletsData, key: "${walletId}_cryptoCurrency");
// await DB.instance.delete<dynamic>(
// boxName: DB.boxNameAllWalletsData,
// key: "${walletId}_mnemonicHasBeenVerified");
// if (coinFromPrettyName(shell['coin'] as String) == Coin.wownero) {
// final wowService =
// wownero.createWowneroWalletService(DB.instance.moneroWalletInfoBox);
// await wowService.remove(walletId);
// Logging.instance
// .log("monero wallet: $walletId deleted", level: LogLevel.Info);
// } else if (coinFromPrettyName(shell['coin'] as String) == Coin.monero) {
// final xmrService =
// monero.createMoneroWalletService(DB.instance.moneroWalletInfoBox);
// await xmrService.remove(walletId);
// Logging.instance
// .log("monero wallet: $walletId deleted", level: LogLevel.Info);
// } else if (coinFromPrettyName(shell['coin'] as String) == Coin.epicCash) {
// final deleteResult =
// await deleteEpicWallet(walletId: walletId, secureStore: _secureStore);
// Logging.instance.log(
// "epic wallet: $walletId deleted with result: $deleteResult",
// level: LogLevel.Info);
// }
//
// // box data may currently still be read/written to if wallet was refreshing
// // when delete was requested so instead of deleting now we mark the wallet
// // as needs delete by adding it's id to a list which gets checked on app start
// await DB.instance.add<String>(
// boxName: DB.boxNameWalletsToDeleteOnStart, value: walletId);
//
// final lookupService = TradeSentFromStackService();
// for (final lookup in lookupService.all) {
// if (lookup.walletIds.contains(walletId)) {
// // update lookup data to reflect deleted wallet
// await lookupService.save(
// tradeWalletLookup: lookup.copyWith(
// walletIds: lookup.walletIds.where((id) => id != walletId).toList(),
// ),
// );
// }
// }
//
// // delete notifications tied to deleted wallet
// for (final notification in NotificationsService.instance.notifications) {
// if (notification.walletId == walletId) {
// await NotificationsService.instance.delete(notification, false);
// }
// }
//
// if (names.isEmpty) {
// await DB.instance.deleteAll<dynamic>(boxName: DB.boxNameAllWalletsData);
// _walletNames = Future(() => {});
// notifyListeners();
// return 2; // error code no wallets on device
// }
//
// await DB.instance.put<dynamic>(
// boxName: DB.boxNameAllWalletsData, key: 'names', value: names);
// await refreshWallets(shouldNotifyListeners);
// return 0;
// }
//
// Future<void> refreshWallets(bool shouldNotifyListeners) async {
// final newNames = await _fetchWalletNames();
// _walletNames = Future(() => newNames);
// if (shouldNotifyListeners) notifyListeners();
// }
}