mirror of
https://github.com/BlueWallet/BlueWallet.git
synced 2024-11-19 18:00:17 +01:00
853 lines
27 KiB
JavaScript
853 lines
27 KiB
JavaScript
import AsyncStorage from '@react-native-async-storage/async-storage';
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import RNSecureKeyStore, { ACCESSIBLE } from 'react-native-secure-key-store';
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import * as Keychain from 'react-native-keychain';
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import {
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HDLegacyBreadwalletWallet,
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HDSegwitP2SHWallet,
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HDLegacyP2PKHWallet,
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WatchOnlyWallet,
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LegacyWallet,
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SegwitP2SHWallet,
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SegwitBech32Wallet,
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HDSegwitBech32Wallet,
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LightningCustodianWallet,
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HDLegacyElectrumSeedP2PKHWallet,
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HDSegwitElectrumSeedP2WPKHWallet,
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HDAezeedWallet,
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MultisigHDWallet,
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LightningLdkWallet,
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SLIP39SegwitP2SHWallet,
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SLIP39LegacyP2PKHWallet,
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SLIP39SegwitBech32Wallet,
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} from './';
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import { randomBytes } from './rng';
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import alert from '../components/Alert';
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const encryption = require('../blue_modules/encryption');
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const Realm = require('realm');
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const createHash = require('create-hash');
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let usedBucketNum = false;
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let savingInProgress = 0; // its both a flag and a counter of attempts to write to disk
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export class AppStorage {
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static FLAG_ENCRYPTED = 'data_encrypted';
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static LNDHUB = 'lndhub';
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static ADVANCED_MODE_ENABLED = 'advancedmodeenabled';
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static DO_NOT_TRACK = 'donottrack';
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static HANDOFF_STORAGE_KEY = 'HandOff';
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static keys2migrate = [AppStorage.HANDOFF_STORAGE_KEY, AppStorage.DO_NOT_TRACK, AppStorage.ADVANCED_MODE_ENABLED];
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constructor() {
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/** {Array.<AbstractWallet>} */
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this.wallets = [];
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this.tx_metadata = {};
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this.cachedPassword = false;
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}
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async migrateKeys() {
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if (!(typeof navigator !== 'undefined' && navigator.product === 'ReactNative')) return;
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for (const key of this.constructor.keys2migrate) {
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try {
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const value = await RNSecureKeyStore.get(key);
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if (value) {
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await AsyncStorage.setItem(key, value);
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await RNSecureKeyStore.remove(key);
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}
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} catch (_) {}
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}
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}
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/**
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* Wrapper for storage call. Secure store works only in RN environment. AsyncStorage is
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* used for cli/tests
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*
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* @param key
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* @param value
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* @returns {Promise<any>|Promise<any> | Promise<void> | * | Promise | void}
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*/
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setItem = (key, value) => {
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if (typeof navigator !== 'undefined' && navigator.product === 'ReactNative') {
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return RNSecureKeyStore.set(key, value, { accessible: ACCESSIBLE.WHEN_UNLOCKED });
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} else {
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return AsyncStorage.setItem(key, value);
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}
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};
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/**
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* Wrapper for storage call. Secure store works only in RN environment. AsyncStorage is
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* used for cli/tests
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*
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* @param key
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* @returns {Promise<any>|*}
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*/
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getItem = key => {
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if (typeof navigator !== 'undefined' && navigator.product === 'ReactNative') {
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return RNSecureKeyStore.get(key);
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} else {
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return AsyncStorage.getItem(key);
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}
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};
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/**
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* @throws Error
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* @param key {string}
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* @returns {Promise<*>|null}
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*/
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getItemWithFallbackToRealm = async key => {
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let value;
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try {
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return await this.getItem(key);
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} catch (error) {
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console.warn('error reading', key, error.message);
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console.warn('fallback to realm');
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const realmKeyValue = await this.openRealmKeyValue();
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const obj = realmKeyValue.objectForPrimaryKey('KeyValue', key); // search for a realm object with a primary key
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value = obj?.value;
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realmKeyValue.close();
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if (value) {
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console.warn('successfully recovered', value.length, 'bytes from realm for key', key);
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return value;
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}
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return null;
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}
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};
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storageIsEncrypted = async () => {
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let data;
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try {
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data = await this.getItemWithFallbackToRealm(AppStorage.FLAG_ENCRYPTED);
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} catch (error) {
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console.warn('error reading `' + AppStorage.FLAG_ENCRYPTED + '` key:', error.message);
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return false;
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}
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return !!data;
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};
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isPasswordInUse = async password => {
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try {
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let data = await this.getItem('data');
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data = this.decryptData(data, password);
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return !!data;
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} catch (_e) {
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return false;
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}
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};
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/**
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* Iterates through all values of `data` trying to
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* decrypt each one, and returns first one successfully decrypted
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*
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* @param data {string} Serialized array
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* @param password
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* @returns {boolean|string} Either STRING of storage data (which is stringified JSON) or FALSE, which means failure
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*/
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decryptData(data, password) {
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data = JSON.parse(data);
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let decrypted;
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let num = 0;
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for (const value of data) {
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decrypted = encryption.decrypt(value, password);
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if (decrypted) {
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usedBucketNum = num;
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return decrypted;
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}
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num++;
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}
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return false;
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}
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decryptStorage = async password => {
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if (password === this.cachedPassword) {
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this.cachedPassword = undefined;
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await this.saveToDisk();
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this.wallets = [];
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this.tx_metadata = [];
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return this.loadFromDisk();
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} else {
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throw new Error('Incorrect password. Please, try again.');
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}
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};
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encryptStorage = async password => {
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// assuming the storage is not yet encrypted
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await this.saveToDisk();
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let data = await this.getItem('data');
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// TODO: refactor ^^^ (should not save & load to fetch data)
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const encrypted = encryption.encrypt(data, password);
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data = [];
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data.push(encrypted); // putting in array as we might have many buckets with storages
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data = JSON.stringify(data);
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this.cachedPassword = password;
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await this.setItem('data', data);
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await this.setItem(AppStorage.FLAG_ENCRYPTED, '1');
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};
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/**
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* Cleans up all current application data (wallets, tx metadata etc)
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* Encrypts the bucket and saves it storage
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*
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* @returns {Promise.<boolean>} Success or failure
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*/
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createFakeStorage = async fakePassword => {
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usedBucketNum = false; // resetting currently used bucket so we wont overwrite it
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this.wallets = [];
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this.tx_metadata = {};
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const data = {
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wallets: [],
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tx_metadata: {},
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};
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let buckets = await this.getItem('data');
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buckets = JSON.parse(buckets);
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buckets.push(encryption.encrypt(JSON.stringify(data), fakePassword));
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this.cachedPassword = fakePassword;
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const bucketsString = JSON.stringify(buckets);
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await this.setItem('data', bucketsString);
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return (await this.getItem('data')) === bucketsString;
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};
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hashIt = s => {
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return createHash('sha256').update(s).digest().toString('hex');
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};
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/**
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* Returns instace of the Realm database, which is encrypted either by cached user's password OR default password.
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* Database file is deterministically derived from encryption key.
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*
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* @returns {Promise<Realm>}
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*/
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async getRealm() {
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const password = this.hashIt(this.cachedPassword || 'fyegjitkyf[eqjnc.lf');
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const buf = Buffer.from(this.hashIt(password) + this.hashIt(password), 'hex');
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const encryptionKey = Int8Array.from(buf);
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const path = this.hashIt(this.hashIt(password)) + '-wallettransactions.realm';
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const schema = [
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{
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name: 'WalletTransactions',
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properties: {
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walletid: { type: 'string', indexed: true },
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internal: 'bool?', // true - internal, false - external
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index: 'int?',
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tx: 'string', // stringified json
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},
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},
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];
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return Realm.open({
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schema,
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path,
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encryptionKey,
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});
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}
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/**
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* Returns instace of the Realm database, which is encrypted by device unique id
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* Database file is static.
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*
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* @returns {Promise<Realm>}
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*/
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async openRealmKeyValue() {
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const service = 'realm_encryption_key';
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let password;
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const credentials = await Keychain.getGenericPassword({ service });
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if (credentials) {
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password = credentials.password;
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} else {
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const buf = await randomBytes(64);
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password = buf.toString('hex');
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await Keychain.setGenericPassword(service, password, { service });
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}
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const buf = Buffer.from(password, 'hex');
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const encryptionKey = Int8Array.from(buf);
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const path = 'keyvalue.realm';
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const schema = [
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{
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name: 'KeyValue',
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primaryKey: 'key',
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properties: {
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key: { type: 'string', indexed: true },
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value: 'string', // stringified json, or whatever
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},
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},
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];
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return Realm.open({
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schema,
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path,
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encryptionKey,
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});
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}
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saveToRealmKeyValue(realmkeyValue, key, value) {
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realmkeyValue.write(() => {
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realmkeyValue.create(
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'KeyValue',
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{
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key,
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value,
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},
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Realm.UpdateMode.Modified,
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);
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});
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}
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/**
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* Loads from storage all wallets and
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* maps them to `this.wallets`
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*
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* @param password If present means storage must be decrypted before usage
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* @returns {Promise.<boolean>}
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*/
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async loadFromDisk(password) {
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let data = await this.getItemWithFallbackToRealm('data');
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if (password) {
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data = this.decryptData(data, password);
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if (data) {
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// password is good, cache it
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this.cachedPassword = password;
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}
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}
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if (data !== null) {
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let realm;
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try {
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realm = await this.getRealm();
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} catch (error) {
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alert(error.message);
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}
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data = JSON.parse(data);
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if (!data.wallets) return false;
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const wallets = data.wallets;
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for (const key of wallets) {
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// deciding which type is wallet and instatiating correct object
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const tempObj = JSON.parse(key);
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let unserializedWallet;
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switch (tempObj.type) {
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case SegwitBech32Wallet.type:
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unserializedWallet = SegwitBech32Wallet.fromJson(key);
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break;
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case SegwitP2SHWallet.type:
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unserializedWallet = SegwitP2SHWallet.fromJson(key);
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break;
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case WatchOnlyWallet.type:
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unserializedWallet = WatchOnlyWallet.fromJson(key);
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unserializedWallet.init();
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if (unserializedWallet.isHd() && !unserializedWallet.isXpubValid()) {
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continue;
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}
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break;
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case HDLegacyP2PKHWallet.type:
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unserializedWallet = HDLegacyP2PKHWallet.fromJson(key);
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break;
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case HDSegwitP2SHWallet.type:
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unserializedWallet = HDSegwitP2SHWallet.fromJson(key);
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break;
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case HDSegwitBech32Wallet.type:
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unserializedWallet = HDSegwitBech32Wallet.fromJson(key);
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break;
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case HDLegacyBreadwalletWallet.type:
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unserializedWallet = HDLegacyBreadwalletWallet.fromJson(key);
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break;
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case HDLegacyElectrumSeedP2PKHWallet.type:
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unserializedWallet = HDLegacyElectrumSeedP2PKHWallet.fromJson(key);
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break;
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case HDSegwitElectrumSeedP2WPKHWallet.type:
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unserializedWallet = HDSegwitElectrumSeedP2WPKHWallet.fromJson(key);
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break;
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case MultisigHDWallet.type:
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unserializedWallet = MultisigHDWallet.fromJson(key);
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break;
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case HDAezeedWallet.type:
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unserializedWallet = HDAezeedWallet.fromJson(key);
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// migrate password to this.passphrase field
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// remove this code somewhere in year 2022
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if (unserializedWallet.secret.includes(':')) {
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const [mnemonic, passphrase] = unserializedWallet.secret.split(':');
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unserializedWallet.secret = mnemonic;
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unserializedWallet.passphrase = passphrase;
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}
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break;
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case LightningLdkWallet.type:
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unserializedWallet = LightningLdkWallet.fromJson(key);
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break;
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case SLIP39SegwitP2SHWallet.type:
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unserializedWallet = SLIP39SegwitP2SHWallet.fromJson(key);
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break;
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case SLIP39LegacyP2PKHWallet.type:
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unserializedWallet = SLIP39LegacyP2PKHWallet.fromJson(key);
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break;
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case SLIP39SegwitBech32Wallet.type:
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unserializedWallet = SLIP39SegwitBech32Wallet.fromJson(key);
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break;
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case LightningCustodianWallet.type: {
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/** @type {LightningCustodianWallet} */
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unserializedWallet = LightningCustodianWallet.fromJson(key);
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let lndhub = false;
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try {
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lndhub = await AsyncStorage.getItem(AppStorage.LNDHUB);
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} catch (Error) {
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console.warn(Error);
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}
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if (unserializedWallet.baseURI) {
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unserializedWallet.setBaseURI(unserializedWallet.baseURI); // not really necessary, just for the sake of readability
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console.log('using saved uri for for ln wallet:', unserializedWallet.baseURI);
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} else if (lndhub) {
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console.log('using wallet-wide settings ', lndhub, 'for ln wallet');
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unserializedWallet.setBaseURI(lndhub);
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} else {
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console.log('wallet does not have a baseURI. Continuing init...');
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}
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unserializedWallet.init();
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break;
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}
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case LegacyWallet.type:
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default:
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unserializedWallet = LegacyWallet.fromJson(key);
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break;
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}
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try {
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if (realm) this.inflateWalletFromRealm(realm, unserializedWallet);
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} catch (error) {
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alert(error.message);
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}
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// done
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const ID = unserializedWallet.getID();
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if (!this.wallets.some(wallet => wallet.getID() === ID)) {
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this.wallets.push(unserializedWallet);
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this.tx_metadata = data.tx_metadata;
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}
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}
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if (realm) realm.close();
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return true;
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} else {
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return false; // failed loading data or loading/decryptin data
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}
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}
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/**
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* Lookup wallet in list by it's secret and
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* remove it from `this.wallets`
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*
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* @param wallet {AbstractWallet}
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*/
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deleteWallet = wallet => {
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const ID = wallet.getID();
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const tempWallets = [];
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if (wallet.type === LightningLdkWallet.type) {
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/** @type {LightningLdkWallet} */
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const ldkwallet = wallet;
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ldkwallet.stop().then(ldkwallet.purgeLocalStorage).catch(alert);
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}
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for (const value of this.wallets) {
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if (value.getID() === ID) {
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// the one we should delete
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// nop
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} else {
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// the one we must keep
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tempWallets.push(value);
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}
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}
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this.wallets = tempWallets;
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};
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inflateWalletFromRealm(realm, walletToInflate) {
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const transactions = realm.objects('WalletTransactions');
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const transactionsForWallet = transactions.filtered(`walletid = "${walletToInflate.getID()}"`);
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for (const tx of transactionsForWallet) {
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if (tx.internal === false) {
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if (walletToInflate._hdWalletInstance) {
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walletToInflate._hdWalletInstance._txs_by_external_index[tx.index] =
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walletToInflate._hdWalletInstance._txs_by_external_index[tx.index] || [];
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walletToInflate._hdWalletInstance._txs_by_external_index[tx.index].push(JSON.parse(tx.tx));
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} else {
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walletToInflate._txs_by_external_index[tx.index] = walletToInflate._txs_by_external_index[tx.index] || [];
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walletToInflate._txs_by_external_index[tx.index].push(JSON.parse(tx.tx));
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}
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} else if (tx.internal === true) {
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if (walletToInflate._hdWalletInstance) {
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walletToInflate._hdWalletInstance._txs_by_internal_index[tx.index] =
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walletToInflate._hdWalletInstance._txs_by_internal_index[tx.index] || [];
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walletToInflate._hdWalletInstance._txs_by_internal_index[tx.index].push(JSON.parse(tx.tx));
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} else {
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walletToInflate._txs_by_internal_index[tx.index] = walletToInflate._txs_by_internal_index[tx.index] || [];
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walletToInflate._txs_by_internal_index[tx.index].push(JSON.parse(tx.tx));
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}
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} else {
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if (!Array.isArray(walletToInflate._txs_by_external_index)) walletToInflate._txs_by_external_index = [];
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walletToInflate._txs_by_external_index = walletToInflate._txs_by_external_index || [];
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walletToInflate._txs_by_external_index.push(JSON.parse(tx.tx));
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}
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}
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}
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offloadWalletToRealm(realm, wallet) {
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const id = wallet.getID();
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const walletToSave = wallet._hdWalletInstance ?? wallet;
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if (Array.isArray(walletToSave._txs_by_external_index)) {
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// if this var is an array that means its a single-address wallet class, and this var is a flat array
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// with transactions
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realm.write(() => {
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// cleanup all existing transactions for the wallet first
|
|
const walletTransactionsToDelete = realm.objects('WalletTransactions').filtered(`walletid = '${id}'`);
|
|
realm.delete(walletTransactionsToDelete);
|
|
|
|
for (const tx of walletToSave._txs_by_external_index) {
|
|
realm.create(
|
|
'WalletTransactions',
|
|
{
|
|
walletid: id,
|
|
tx: JSON.stringify(tx),
|
|
},
|
|
Realm.UpdateMode.Modified,
|
|
);
|
|
}
|
|
});
|
|
|
|
return;
|
|
}
|
|
|
|
/// ########################################################################################################
|
|
|
|
if (walletToSave._txs_by_external_index) {
|
|
realm.write(() => {
|
|
// cleanup all existing transactions for the wallet first
|
|
const walletTransactionsToDelete = realm.objects('WalletTransactions').filtered(`walletid = '${id}'`);
|
|
realm.delete(walletTransactionsToDelete);
|
|
|
|
// insert new ones:
|
|
for (const index of Object.keys(walletToSave._txs_by_external_index)) {
|
|
const txs = walletToSave._txs_by_external_index[index];
|
|
for (const tx of txs) {
|
|
realm.create(
|
|
'WalletTransactions',
|
|
{
|
|
walletid: id,
|
|
internal: false,
|
|
index: parseInt(index),
|
|
tx: JSON.stringify(tx),
|
|
},
|
|
Realm.UpdateMode.Modified,
|
|
);
|
|
}
|
|
}
|
|
|
|
for (const index of Object.keys(walletToSave._txs_by_internal_index)) {
|
|
const txs = walletToSave._txs_by_internal_index[index];
|
|
for (const tx of txs) {
|
|
realm.create(
|
|
'WalletTransactions',
|
|
{
|
|
walletid: id,
|
|
internal: true,
|
|
index: parseInt(index),
|
|
tx: JSON.stringify(tx),
|
|
},
|
|
Realm.UpdateMode.Modified,
|
|
);
|
|
}
|
|
}
|
|
});
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Serializes and saves to storage object data.
|
|
* If cached password is saved - finds the correct bucket
|
|
* to save to, encrypts and then saves.
|
|
*
|
|
* @returns {Promise} Result of storage save
|
|
*/
|
|
async saveToDisk() {
|
|
if (savingInProgress) {
|
|
console.warn('saveToDisk is in progress');
|
|
if (++savingInProgress > 10) alert('Critical error. Last actions were not saved'); // should never happen
|
|
await new Promise(resolve => setTimeout(resolve, 1000 * savingInProgress)); // sleep
|
|
return this.saveToDisk();
|
|
}
|
|
savingInProgress = 1;
|
|
|
|
try {
|
|
const walletsToSave = [];
|
|
let realm;
|
|
try {
|
|
realm = await this.getRealm();
|
|
} catch (error) {
|
|
alert(error.message);
|
|
}
|
|
for (const key of this.wallets) {
|
|
if (typeof key === 'boolean') continue;
|
|
key.prepareForSerialization();
|
|
delete key.current;
|
|
const keyCloned = Object.assign({}, key); // stripped-down version of a wallet to save to secure keystore
|
|
if (key._hdWalletInstance) keyCloned._hdWalletInstance = Object.assign({}, key._hdWalletInstance);
|
|
if (realm) this.offloadWalletToRealm(realm, key);
|
|
// stripping down:
|
|
if (key._txs_by_external_index) {
|
|
keyCloned._txs_by_external_index = {};
|
|
keyCloned._txs_by_internal_index = {};
|
|
}
|
|
if (key._hdWalletInstance) {
|
|
keyCloned._hdWalletInstance._txs_by_external_index = {};
|
|
keyCloned._hdWalletInstance._txs_by_internal_index = {};
|
|
}
|
|
walletsToSave.push(JSON.stringify({ ...keyCloned, type: keyCloned.type }));
|
|
}
|
|
if (realm) realm.close();
|
|
let data = {
|
|
wallets: walletsToSave,
|
|
tx_metadata: this.tx_metadata,
|
|
};
|
|
|
|
if (this.cachedPassword) {
|
|
// should find the correct bucket, encrypt and then save
|
|
let buckets = await this.getItemWithFallbackToRealm('data');
|
|
buckets = JSON.parse(buckets);
|
|
const newData = [];
|
|
let num = 0;
|
|
for (const bucket of buckets) {
|
|
let decrypted;
|
|
// if we had `usedBucketNum` during loadFromDisk(), no point to try to decode each bucket to find the one we
|
|
// need, we just to find bucket with the same index
|
|
if (usedBucketNum !== false) {
|
|
if (num === usedBucketNum) {
|
|
decrypted = true;
|
|
}
|
|
num++;
|
|
} else {
|
|
// we dont have `usedBucketNum` for whatever reason, so lets try to decrypt each bucket after bucket
|
|
// till we find the right one
|
|
decrypted = encryption.decrypt(bucket, this.cachedPassword);
|
|
}
|
|
|
|
if (!decrypted) {
|
|
// no luck decrypting, its not our bucket
|
|
newData.push(bucket);
|
|
} else {
|
|
// decrypted ok, this is our bucket
|
|
// we serialize our object's data, encrypt it, and add it to buckets
|
|
newData.push(encryption.encrypt(JSON.stringify(data), this.cachedPassword));
|
|
}
|
|
}
|
|
data = newData;
|
|
}
|
|
|
|
await this.setItem('data', JSON.stringify(data));
|
|
await this.setItem(AppStorage.FLAG_ENCRYPTED, this.cachedPassword ? '1' : '');
|
|
|
|
// now, backing up same data in realm:
|
|
const realmkeyValue = await this.openRealmKeyValue();
|
|
this.saveToRealmKeyValue(realmkeyValue, 'data', JSON.stringify(data));
|
|
this.saveToRealmKeyValue(realmkeyValue, AppStorage.FLAG_ENCRYPTED, this.cachedPassword ? '1' : '');
|
|
realmkeyValue.close();
|
|
} catch (error) {
|
|
console.error('save to disk exception:', error.message);
|
|
alert('save to disk exception: ' + error.message);
|
|
if (error.message.includes('Realm file decryption failed')) {
|
|
console.warn('purging realm key-value database file');
|
|
this.purgeRealmKeyValueFile();
|
|
}
|
|
} finally {
|
|
savingInProgress = 0;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* For each wallet, fetches balance from remote endpoint.
|
|
* Use getter for a specific wallet to get actual balance.
|
|
* Returns void.
|
|
* If index is present then fetch only from this specific wallet
|
|
*
|
|
* @return {Promise.<void>}
|
|
*/
|
|
fetchWalletBalances = async index => {
|
|
console.log('fetchWalletBalances for wallet#', typeof index === 'undefined' ? '(all)' : index);
|
|
if (index || index === 0) {
|
|
let c = 0;
|
|
for (const wallet of this.wallets) {
|
|
if (c++ === index) {
|
|
await wallet.fetchBalance();
|
|
}
|
|
}
|
|
} else {
|
|
for (const wallet of this.wallets) {
|
|
await wallet.fetchBalance();
|
|
}
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Fetches from remote endpoint all transactions for each wallet.
|
|
* Returns void.
|
|
* To access transactions - get them from each respective wallet.
|
|
* If index is present then fetch only from this specific wallet.
|
|
*
|
|
* @param index {Integer} Index of the wallet in this.wallets array,
|
|
* blank to fetch from all wallets
|
|
* @return {Promise.<void>}
|
|
*/
|
|
fetchWalletTransactions = async index => {
|
|
console.log('fetchWalletTransactions for wallet#', typeof index === 'undefined' ? '(all)' : index);
|
|
if (index || index === 0) {
|
|
let c = 0;
|
|
for (const wallet of this.wallets) {
|
|
if (c++ === index) {
|
|
await wallet.fetchTransactions();
|
|
if (wallet.fetchPendingTransactions) {
|
|
await wallet.fetchPendingTransactions();
|
|
}
|
|
if (wallet.fetchUserInvoices) {
|
|
await wallet.fetchUserInvoices();
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
for (const wallet of this.wallets) {
|
|
await wallet.fetchTransactions();
|
|
if (wallet.fetchPendingTransactions) {
|
|
await wallet.fetchPendingTransactions();
|
|
}
|
|
if (wallet.fetchUserInvoices) {
|
|
await wallet.fetchUserInvoices();
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
fetchSenderPaymentCodes = async index => {
|
|
console.log('fetchSenderPaymentCodes for wallet#', typeof index === 'undefined' ? '(all)' : index);
|
|
if (index || index === 0) {
|
|
this.wallets[index].fetchBIP47SenderPaymentCodes();
|
|
} else {
|
|
for (const wallet of this.wallets) {
|
|
wallet.fetchBIP47SenderPaymentCodes();
|
|
}
|
|
}
|
|
};
|
|
|
|
/**
|
|
*
|
|
* @returns {Array.<AbstractWallet>}
|
|
*/
|
|
getWallets = () => {
|
|
return this.wallets;
|
|
};
|
|
|
|
/**
|
|
* Getter for all transactions in all wallets.
|
|
* But if index is provided - only for wallet with corresponding index
|
|
*
|
|
* @param index {Integer|null} Wallet index in this.wallets. Empty (or null) for all wallets.
|
|
* @param limit {Integer} How many txs return, starting from the earliest. Default: all of them.
|
|
* @param includeWalletsWithHideTransactionsEnabled {Boolean} Wallets' _hideTransactionsInWalletsList property determines wether the user wants this wallet's txs hidden from the main list view.
|
|
* @return {Array}
|
|
*/
|
|
getTransactions = (index, limit = Infinity, includeWalletsWithHideTransactionsEnabled = false) => {
|
|
if (index || index === 0) {
|
|
let txs = [];
|
|
let c = 0;
|
|
for (const wallet of this.wallets) {
|
|
if (c++ === index) {
|
|
txs = txs.concat(wallet.getTransactions());
|
|
}
|
|
}
|
|
return txs;
|
|
}
|
|
|
|
let txs = [];
|
|
for (const wallet of this.wallets.filter(w => includeWalletsWithHideTransactionsEnabled || !w.getHideTransactionsInWalletsList())) {
|
|
const walletTransactions = wallet.getTransactions();
|
|
const walletID = wallet.getID();
|
|
for (const t of walletTransactions) {
|
|
t.walletPreferredBalanceUnit = wallet.getPreferredBalanceUnit();
|
|
t.walletID = walletID;
|
|
}
|
|
txs = txs.concat(walletTransactions);
|
|
}
|
|
|
|
for (const t of txs) {
|
|
t.sort_ts = +new Date(t.received);
|
|
}
|
|
|
|
return txs
|
|
.sort(function (a, b) {
|
|
return b.sort_ts - a.sort_ts;
|
|
})
|
|
.slice(0, limit);
|
|
};
|
|
|
|
/**
|
|
* Getter for a sum of all balances of all wallets
|
|
*
|
|
* @return {number}
|
|
*/
|
|
getBalance = () => {
|
|
let finalBalance = 0;
|
|
for (const wal of this.wallets) {
|
|
finalBalance += wal.getBalance();
|
|
}
|
|
return finalBalance;
|
|
};
|
|
|
|
isAdancedModeEnabled = async () => {
|
|
try {
|
|
return !!(await AsyncStorage.getItem(AppStorage.ADVANCED_MODE_ENABLED));
|
|
} catch (_) {}
|
|
return false;
|
|
};
|
|
|
|
setIsAdancedModeEnabled = async value => {
|
|
await AsyncStorage.setItem(AppStorage.ADVANCED_MODE_ENABLED, value ? '1' : '');
|
|
};
|
|
|
|
isHandoffEnabled = async () => {
|
|
try {
|
|
return !!(await AsyncStorage.getItem(AppStorage.HANDOFF_STORAGE_KEY));
|
|
} catch (_) {}
|
|
return false;
|
|
};
|
|
|
|
setIsHandoffEnabled = async value => {
|
|
await AsyncStorage.setItem(AppStorage.HANDOFF_STORAGE_KEY, value ? '1' : '');
|
|
};
|
|
|
|
isDoNotTrackEnabled = async () => {
|
|
try {
|
|
return !!(await AsyncStorage.getItem(AppStorage.DO_NOT_TRACK));
|
|
} catch (_) {}
|
|
return false;
|
|
};
|
|
|
|
setDoNotTrack = async value => {
|
|
await AsyncStorage.setItem(AppStorage.DO_NOT_TRACK, value ? '1' : '');
|
|
};
|
|
|
|
/**
|
|
* Simple async sleeper function
|
|
*
|
|
* @param ms {number} Milliseconds to sleep
|
|
* @returns {Promise<Promise<*> | Promise<*>>}
|
|
*/
|
|
sleep = ms => {
|
|
return new Promise(resolve => setTimeout(resolve, ms));
|
|
};
|
|
|
|
purgeRealmKeyValueFile() {
|
|
const path = 'keyvalue.realm';
|
|
return Realm.deleteFile({
|
|
path,
|
|
});
|
|
}
|
|
}
|