mirror of
https://github.com/BlueWallet/BlueWallet.git
synced 2024-11-20 02:09:10 +01:00
586 lines
17 KiB
JavaScript
586 lines
17 KiB
JavaScript
import { LegacyWallet } from './legacy-wallet';
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import Frisbee from 'frisbee';
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import { BitcoinUnit } from '../models/bitcoinUnits';
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let BigNumber = require('bignumber.js');
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export class LightningCustodianWallet extends LegacyWallet {
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static type = 'lightningCustodianWallet';
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static typeReadable = 'Lightning';
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constructor() {
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super();
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this.setBaseURI(); // no args to init with default value
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this.init();
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this.refresh_token = '';
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this.access_token = '';
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this._refresh_token_created_ts = 0;
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this._access_token_created_ts = 0;
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this.refill_addressess = [];
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this.pending_transactions_raw = [];
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this.user_invoices_raw = [];
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this.info_raw = false;
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this.preferredBalanceUnit = BitcoinUnit.SATS;
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}
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/**
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* requires calling init() after setting
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*
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* @param URI
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*/
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setBaseURI(URI) {
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if (URI) {
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this.baseURI = URI;
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} else {
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this.baseURI = 'https://lndhub.herokuapp.com/';
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}
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}
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getBaseURI() {
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return this.baseURI;
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}
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allowSend() {
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console.log(this.getBalance(), this.getBalance() > 0);
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return this.getBalance() > 0;
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}
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getAddress() {
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return '';
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}
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timeToRefreshBalance() {
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// lndhub calls are cheap, so why not refresh constantly
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return true;
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}
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timeToRefreshTransaction() {
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// lndhub calls are cheap, so why not refresh the list constantly
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return true;
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}
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static fromJson(param) {
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let obj = super.fromJson(param);
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obj.init();
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return obj;
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}
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init() {
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this._api = new Frisbee({
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baseURI: this.baseURI,
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});
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}
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accessTokenExpired() {
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return (+new Date() - this._access_token_created_ts) / 1000 >= 3600 * 2; // 2h
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}
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refreshTokenExpired() {
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return (+new Date() - this._refresh_token_created_ts) / 1000 >= 3600 * 24 * 7; // 7d
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}
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generate() {
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// nop
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}
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async createAccount(isTest) {
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let response = await this._api.post('/create', {
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body: { partnerid: 'bluewallet', accounttype: (isTest && 'test') || 'common' },
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headers: { 'Access-Control-Allow-Origin': '*', 'Content-Type': 'application/json' },
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});
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let json = response.body;
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if (typeof json === 'undefined') {
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throw new Error('API failure: ' + response.err + ' ' + JSON.stringify(response.body));
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}
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if (json && json.error) {
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throw new Error('API error: ' + (json.message ? json.message : json.error) + ' (code ' + json.code + ')');
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}
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if (!json.login || !json.password) {
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throw new Error('API unexpected response: ' + JSON.stringify(response.body));
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}
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this.secret = 'lndhub://' + json.login + ':' + json.password;
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}
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async payInvoice(invoice, freeAmount = 0) {
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let response = await this._api.post('/payinvoice', {
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body: { invoice: invoice, amount: freeAmount },
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headers: {
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'Access-Control-Allow-Origin': '*',
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'Content-Type': 'application/json',
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Authorization: 'Bearer' + ' ' + this.access_token,
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},
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});
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let json = response.body;
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if (typeof json === 'undefined') {
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throw new Error('API failure: ' + response.err + ' ' + JSON.stringify(response.originalResponse));
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}
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if (json && json.error) {
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throw new Error('API error: ' + json.message + ' (code ' + json.code + ')');
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}
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this.last_paid_invoice_result = json;
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}
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/**
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* Returns list of LND invoices created by user
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*
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* @return {Promise.<Array>}
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*/
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async getUserInvoices(limit = false) {
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let limitString = '';
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if (limit) limitString = '?limit=' + parseInt(limit);
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let response = await this._api.get('/getuserinvoices' + limitString, {
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headers: {
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'Access-Control-Allow-Origin': '*',
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'Content-Type': 'application/json',
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Authorization: 'Bearer' + ' ' + this.access_token,
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},
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});
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let json = response.body;
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if (typeof json === 'undefined') {
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throw new Error('API failure: ' + response.err + ' ' + JSON.stringify(response.originalResponse));
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}
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if (json && json.error) {
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throw new Error('API error: ' + json.message + ' (code ' + json.code + ')');
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}
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if (limit) {
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// need to merge existing invoices with the ones that arrived
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// but the ones received later should overwrite older ones
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for (let oldInvoice of this.user_invoices_raw) {
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// iterate all OLD invoices
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let found = false;
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for (let newInvoice of json) {
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// iterate all NEW invoices
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if (newInvoice.payment_request === oldInvoice.payment_request) found = true;
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}
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if (!found) {
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// if old invoice is not found in NEW array, we simply add it:
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json.push(oldInvoice);
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}
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}
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}
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this.user_invoices_raw = json.sort(function(a, b) {
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return a.timestamp - b.timestamp;
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});
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return this.user_invoices_raw;
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}
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/**
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* Basically the same as this.getUserInvoices() but saves invoices list
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* to internal variable
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*
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* @returns {Promise<void>}
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*/
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async fetchUserInvoices() {
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await this.getUserInvoices();
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}
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async addInvoice(amt, memo) {
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let response = await this._api.post('/addinvoice', {
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body: { amt: amt + '', memo: memo },
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headers: {
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'Access-Control-Allow-Origin': '*',
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'Content-Type': 'application/json',
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Authorization: 'Bearer' + ' ' + this.access_token,
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},
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});
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let json = response.body;
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if (typeof json === 'undefined') {
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throw new Error('API failure: ' + response.err + ' ' + JSON.stringify(response.originalResponse));
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}
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if (json && json.error) {
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throw new Error('API error: ' + json.message + ' (code ' + json.code + ')');
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}
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if (!json.r_hash || !json.pay_req) {
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throw new Error('API unexpected response: ' + JSON.stringify(response.body));
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}
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return json.pay_req;
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}
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async checkRouteInvoice(invoice) {
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let response = await this._api.get('/checkrouteinvoice?invoice=' + invoice, {
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headers: {
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'Access-Control-Allow-Origin': '*',
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'Content-Type': 'application/json',
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Authorization: 'Bearer' + ' ' + this.access_token,
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},
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});
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let json = response.body;
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if (typeof json === 'undefined') {
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throw new Error('API failure: ' + response.err + ' ' + JSON.stringify(response.body));
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}
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if (json && json.error) {
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throw new Error('API error: ' + json.message + ' (code ' + json.code + ')');
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}
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}
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/**
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* Uses login & pass stored in `this.secret` to authorize
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* and set internal `access_token` & `refresh_token`
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*
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* @return {Promise.<void>}
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*/
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async authorize() {
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let login, password;
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if (this.secret.indexOf('blitzhub://') !== -1) {
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login = this.secret.replace('blitzhub://', '').split(':')[0];
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password = this.secret.replace('blitzhub://', '').split(':')[1];
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} else {
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login = this.secret.replace('lndhub://', '').split(':')[0];
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password = this.secret.replace('lndhub://', '').split(':')[1];
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}
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let response = await this._api.post('/auth?type=auth', {
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body: { login: login, password: password },
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headers: { 'Access-Control-Allow-Origin': '*', 'Content-Type': 'application/json' },
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});
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let json = response.body;
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if (typeof json === 'undefined') {
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throw new Error('API failure: ' + response.err + ' ' + JSON.stringify(response.body));
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}
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if (json && json.error) {
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throw new Error('API error: ' + json.message + ' (code ' + json.code + ')');
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}
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if (!json.access_token || !json.refresh_token) {
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throw new Error('API unexpected response: ' + JSON.stringify(response.body));
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}
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this.refresh_token = json.refresh_token;
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this.access_token = json.access_token;
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this._refresh_token_created_ts = +new Date();
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this._access_token_created_ts = +new Date();
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}
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async checkLogin() {
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if (this.accessTokenExpired() && this.refreshTokenExpired()) {
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// all tokens expired, only option is to login with login and password
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return this.authorize();
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}
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if (this.accessTokenExpired()) {
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// only access token expired, so only refreshing it
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let refreshedOk = true;
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try {
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await this.refreshAcessToken();
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} catch (Err) {
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refreshedOk = false;
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}
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if (!refreshedOk) {
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// something went wrong, lets try to login regularly
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return this.authorize();
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}
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}
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}
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async refreshAcessToken() {
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let response = await this._api.post('/auth?type=refresh_token', {
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body: { refresh_token: this.refresh_token },
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headers: { 'Access-Control-Allow-Origin': '*', 'Content-Type': 'application/json' },
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});
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let json = response.body;
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if (typeof json === 'undefined') {
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throw new Error('API failure: ' + response.err + ' ' + JSON.stringify(response.body));
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}
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if (json && json.error) {
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throw new Error('API error: ' + json.message + ' (code ' + json.code + ')');
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}
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if (!json.access_token || !json.refresh_token) {
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throw new Error('API unexpected response: ' + JSON.stringify(response.body));
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}
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this.refresh_token = json.refresh_token;
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this.access_token = json.access_token;
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this._refresh_token_created_ts = +new Date();
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this._access_token_created_ts = +new Date();
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}
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async fetchBtcAddress() {
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let response = await this._api.get('/getbtc', {
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headers: {
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'Access-Control-Allow-Origin': '*',
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'Content-Type': 'application/json',
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Authorization: 'Bearer' + ' ' + this.access_token,
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},
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});
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let json = response.body;
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if (typeof json === 'undefined') {
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throw new Error('API failure: ' + response.err + ' ' + JSON.stringify(response.body));
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}
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if (json && json.error) {
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throw new Error('API error: ' + json.message + ' (code ' + json.code + ')');
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}
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this.refill_addressess = [];
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for (let arr of json) {
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this.refill_addressess.push(arr.address);
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}
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}
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getTransactions() {
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let txs = [];
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this.pending_transactions_raw = this.pending_transactions_raw || [];
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this.user_invoices_raw = this.user_invoices_raw || [];
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this.transactions_raw = this.transactions_raw || [];
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txs = txs.concat(this.pending_transactions_raw.slice(), this.transactions_raw.slice().reverse(), this.user_invoices_raw.slice()); // slice so array is cloned
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// transforming to how wallets/list screen expects it
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for (let tx of txs) {
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tx.fromWallet = this.secret;
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if (tx.amount) {
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// pending tx
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tx.amt = tx.amount * -100000000;
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tx.fee = 0;
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tx.timestamp = tx.time;
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tx.memo = 'On-chain transaction';
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}
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if (typeof tx.amt !== 'undefined' && typeof tx.fee !== 'undefined') {
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// lnd tx outgoing
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tx.value = parseInt((tx.amt * 1 + tx.fee * 1) * -1);
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}
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if (tx.type === 'paid_invoice') {
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tx.memo = tx.memo || 'Lightning payment';
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if (tx.value > 0) tx.value = tx.value * -1; // value already includes fee in it (see lndhub)
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// outer code expects spending transactions to of negative value
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}
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if (tx.type === 'bitcoind_tx') {
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tx.memo = 'On-chain transaction';
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}
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if (tx.type === 'user_invoice') {
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// incoming ln tx
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tx.value = parseInt(tx.amt);
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tx.memo = tx.description || 'Lightning invoice';
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}
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tx.received = new Date(tx.timestamp * 1000).toString();
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}
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return txs.sort(function(a, b) {
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return b.timestamp - a.timestamp;
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});
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}
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async fetchPendingTransactions() {
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let response = await this._api.get('/getpending', {
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headers: {
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'Access-Control-Allow-Origin': '*',
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'Content-Type': 'application/json',
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Authorization: 'Bearer' + ' ' + this.access_token,
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},
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});
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let json = response.body;
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if (typeof json === 'undefined') {
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throw new Error('API failure: ' + response.err + ' ' + JSON.stringify(response));
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}
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if (json && json.error) {
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throw new Error('API error: ' + json.message + ' (code ' + json.code + ')');
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}
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this.pending_transactions_raw = json;
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}
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async fetchTransactions() {
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// TODO: iterate over all available pages
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const limit = 10;
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let queryRes = '';
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let offset = 0;
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queryRes += '?limit=' + limit;
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queryRes += '&offset=' + offset;
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let response = await this._api.get('/gettxs' + queryRes, {
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headers: {
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'Access-Control-Allow-Origin': '*',
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'Content-Type': 'application/json',
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Authorization: 'Bearer' + ' ' + this.access_token,
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},
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});
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let json = response.body;
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if (typeof json === 'undefined') {
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throw new Error('API failure: ' + response.err + ' ' + JSON.stringify(response.body));
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}
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if (json && json.error) {
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throw new Error('API error: ' + json.message + ' (code ' + json.code + ')');
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}
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if (!Array.isArray(json)) {
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throw new Error('API unexpected response: ' + JSON.stringify(response.body));
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}
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this.transactions_raw = json;
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}
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getBalance() {
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return new BigNumber(this.balance).dividedBy(100000000).toString(10);
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}
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async fetchBalance(noRetry) {
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await this.checkLogin();
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let response = await this._api.get('/balance', {
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headers: {
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'Access-Control-Allow-Origin': '*',
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'Content-Type': 'application/json',
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Authorization: 'Bearer' + ' ' + this.access_token,
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},
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});
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let json = response.body;
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if (typeof json === 'undefined') {
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throw new Error('API failure: ' + response.err + ' ' + JSON.stringify(response.body));
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}
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if (json && json.error) {
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if (json.code * 1 === 1 && !noRetry) {
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await this.authorize();
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return this.fetchBalance(true);
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}
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throw new Error('API error: ' + json.message + ' (code ' + json.code + ')');
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}
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if (!json.BTC || typeof json.BTC.AvailableBalance === 'undefined') {
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throw new Error('API unexpected response: ' + JSON.stringify(response.body));
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}
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this.balance_raw = json;
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this.balance = json.BTC.AvailableBalance;
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this._lastBalanceFetch = +new Date();
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}
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/**
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* Example return:
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* { destination: '03864ef025fde8fb587d989186ce6a4a186895ee44a926bfc370e2c366597a3f8f',
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* payment_hash: 'faf996300a468b668c58ca0702a12096475a0dd2c3dde8e812f954463966bcf4',
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* num_satoshisnum_satoshis: '100',
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* timestamp: '1535116657',
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* expiry: '3600',
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* description: 'hundredSatoshis blitzhub',
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* description_hash: '',
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* fallback_addr: '',
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* cltv_expiry: '10',
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* route_hints: [] }
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*
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* @param invoice BOLT invoice string
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* @return {Promise.<Object>}
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*/
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async decodeInvoice(invoice) {
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await this.checkLogin();
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let response = await this._api.get('/decodeinvoice?invoice=' + invoice, {
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headers: {
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'Access-Control-Allow-Origin': '*',
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'Content-Type': 'application/json',
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Authorization: 'Bearer' + ' ' + this.access_token,
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},
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});
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let json = response.body;
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if (typeof json === 'undefined') {
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throw new Error('API failure: ' + response.err + ' ' + JSON.stringify(response.body));
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}
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if (json && json.error) {
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throw new Error('API error: ' + json.message + ' (code ' + json.code + ')');
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}
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if (!json.payment_hash) {
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throw new Error('API unexpected response: ' + JSON.stringify(response.body));
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}
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return (this.decoded_invoice_raw = json);
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}
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async fetchInfo() {
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let response = await this._api.get('/getinfo', {
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headers: {
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'Access-Control-Allow-Origin': '*',
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'Content-Type': 'application/json',
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Authorization: 'Bearer' + ' ' + this.access_token,
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},
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});
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|
|
let json = response.body;
|
|
if (typeof json === 'undefined') {
|
|
throw new Error('API failure: ' + response.err + ' ' + JSON.stringify(response.body));
|
|
}
|
|
|
|
if (json && json.error) {
|
|
throw new Error('API error: ' + json.message + ' (code ' + json.code + ')');
|
|
}
|
|
|
|
if (!json.identity_pubkey) {
|
|
throw new Error('API unexpected response: ' + JSON.stringify(response.body));
|
|
}
|
|
|
|
this.info_raw = json;
|
|
}
|
|
|
|
allowReceive() {
|
|
return true;
|
|
}
|
|
}
|
|
|
|
/*
|
|
|
|
|
|
|
|
pending tx:
|
|
|
|
[ { amount: 0.00078061,
|
|
account: '521172',
|
|
address: '3F9seBGCJZQ4WJJHwGhrxeGXCGbrm5SNpF',
|
|
category: 'receive',
|
|
confirmations: 0,
|
|
blockhash: '',
|
|
blockindex: 0,
|
|
blocktime: 0,
|
|
txid: '28a74277e47c2d772ee8a40464209c90dce084f3b5de38a2f41b14c79e3bfc62',
|
|
walletconflicts: [],
|
|
time: 1535024434,
|
|
timereceived: 1535024434 } ]
|
|
|
|
|
|
tx:
|
|
|
|
[ { amount: 0.00078061,
|
|
account: '521172',
|
|
address: '3F9seBGCJZQ4WJJHwGhrxeGXCGbrm5SNpF',
|
|
category: 'receive',
|
|
confirmations: 5,
|
|
blockhash: '0000000000000000000edf18e9ece18e449c6d8eed1f729946b3531c32ee9f57',
|
|
blockindex: 693,
|
|
blocktime: 1535024914,
|
|
txid: '28a74277e47c2d772ee8a40464209c90dce084f3b5de38a2f41b14c79e3bfc62',
|
|
walletconflicts: [],
|
|
time: 1535024434,
|
|
timereceived: 1535024434 } ]
|
|
|
|
*/
|