361 lines
14 KiB
JavaScript
361 lines
14 KiB
JavaScript
'use strict';
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// ---------------------------------------------------------------------------
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const Exchange = require ('./base/Exchange');
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const { ExchangeError, NotSupported, AuthenticationError } = require ('./base/errors');
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// ---------------------------------------------------------------------------
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module.exports = class xbtce extends Exchange {
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describe () {
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return this.deepExtend (super.describe (), {
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'id': 'xbtce',
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'name': 'xBTCe',
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'countries': [ 'RU' ],
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'rateLimit': 2000, // responses are cached every 2 seconds
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'version': 'v1',
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'has': {
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'CORS': false,
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'fetchTickers': true,
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'createMarketOrder': false,
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'fetchOHLCV': false,
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},
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'urls': {
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'referral': 'https://xbtce.com/?agent=XX97BTCXXXG687021000B',
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'logo': 'https://user-images.githubusercontent.com/1294454/28059414-e235970c-662c-11e7-8c3a-08e31f78684b.jpg',
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'api': 'https://cryptottlivewebapi.xbtce.net:8443/api',
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'www': 'https://www.xbtce.com',
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'doc': [
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'https://www.xbtce.com/tradeapi',
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'https://support.xbtce.info/Knowledgebase/Article/View/52/25/xbtce-exchange-api',
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],
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},
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'requiredCredentials': {
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'apiKey': true,
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'secret': true,
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'uid': true,
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},
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'api': {
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'public': {
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'get': [
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'currency',
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'currency/{filter}',
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'level2',
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'level2/{filter}',
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'quotehistory/{symbol}/{periodicity}/bars/ask',
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'quotehistory/{symbol}/{periodicity}/bars/bid',
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'quotehistory/{symbol}/level2',
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'quotehistory/{symbol}/ticks',
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'symbol',
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'symbol/{filter}',
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'tick',
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'tick/{filter}',
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'ticker',
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'ticker/{filter}',
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'tradesession',
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],
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},
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'private': {
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'get': [
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'tradeserverinfo',
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'tradesession',
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'currency',
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'currency/{filter}',
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'level2',
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'level2/{filter}',
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'symbol',
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'symbol/{filter}',
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'tick',
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'tick/{filter}',
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'account',
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'asset',
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'asset/{id}',
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'position',
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'position/{id}',
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'trade',
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'trade/{id}',
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'quotehistory/{symbol}/{periodicity}/bars/ask',
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'quotehistory/{symbol}/{periodicity}/bars/ask/info',
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'quotehistory/{symbol}/{periodicity}/bars/bid',
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'quotehistory/{symbol}/{periodicity}/bars/bid/info',
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'quotehistory/{symbol}/level2',
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'quotehistory/{symbol}/level2/info',
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'quotehistory/{symbol}/periodicities',
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'quotehistory/{symbol}/ticks',
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'quotehistory/{symbol}/ticks/info',
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'quotehistory/cache/{symbol}/{periodicity}/bars/ask',
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'quotehistory/cache/{symbol}/{periodicity}/bars/bid',
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'quotehistory/cache/{symbol}/level2',
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'quotehistory/cache/{symbol}/ticks',
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'quotehistory/symbols',
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'quotehistory/version',
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],
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'post': [
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'trade',
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'tradehistory',
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],
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'put': [
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'trade',
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],
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'delete': [
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'trade',
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],
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},
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},
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'commonCurrencies': {
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'DSH': 'DASH',
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},
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});
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}
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async fetchMarkets (params = {}) {
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const response = await this.privateGetSymbol (params);
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const result = [];
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for (let i = 0; i < response.length; i++) {
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const market = response[i];
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const id = this.safeString (market, 'Symbol');
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const baseId = this.safeString (market, 'MarginCurrency');
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const quoteId = this.safeString (market, 'ProfitCurrency');
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const base = this.safeCurrencyCode (baseId);
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const quote = this.safeCurrencyCode (quoteId);
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let symbol = base + '/' + quote;
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symbol = market['IsTradeAllowed'] ? symbol : id;
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result.push ({
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'id': id,
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'symbol': symbol,
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'base': base,
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'quote': quote,
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'baseId': baseId,
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'quoteId': quoteId,
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'info': market,
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});
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}
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return result;
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}
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async fetchBalance (params = {}) {
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await this.loadMarkets ();
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const balances = await this.privateGetAsset (params);
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const result = { 'info': balances };
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for (let i = 0; i < balances.length; i++) {
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const balance = balances[i];
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const currencyId = this.safeString (balance, 'Currency');
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const code = this.safeCurrencyCode (currencyId);
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const account = {
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'free': this.safeFloat (balance, 'FreeAmount'),
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'used': this.safeFloat (balance, 'LockedAmount'),
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'total': this.safeFloat (balance, 'Amount'),
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};
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result[code] = account;
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}
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return this.parseBalance (result);
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}
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async fetchOrderBook (symbol, limit = undefined, params = {}) {
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await this.loadMarkets ();
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const market = this.market (symbol);
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const request = {
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'filter': market['id'],
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};
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const response = await this.privateGetLevel2Filter (this.extend (request, params));
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const orderbook = response[0];
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const timestamp = this.safeInteger (orderbook, 'Timestamp');
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return this.parseOrderBook (orderbook, timestamp, 'Bids', 'Asks', 'Price', 'Volume');
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}
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parseTicker (ticker, market = undefined) {
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let timestamp = 0;
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let last = undefined;
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if ('LastBuyTimestamp' in ticker) {
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if (timestamp < ticker['LastBuyTimestamp']) {
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timestamp = ticker['LastBuyTimestamp'];
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last = ticker['LastBuyPrice'];
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}
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}
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if ('LastSellTimestamp' in ticker) {
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if (timestamp < ticker['LastSellTimestamp']) {
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timestamp = ticker['LastSellTimestamp'];
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last = ticker['LastSellPrice'];
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}
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}
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if (!timestamp) {
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timestamp = this.milliseconds ();
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}
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let symbol = undefined;
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if (market) {
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symbol = market['symbol'];
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}
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return {
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'symbol': symbol,
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'timestamp': timestamp,
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'datetime': this.iso8601 (timestamp),
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'high': ticker['DailyBestBuyPrice'],
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'low': ticker['DailyBestSellPrice'],
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'bid': ticker['BestBid'],
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'bidVolume': undefined,
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'ask': ticker['BestAsk'],
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'askVolume': undefined,
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'vwap': undefined,
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'open': undefined,
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'close': last,
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'last': last,
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'previousClose': undefined,
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'change': undefined,
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'percentage': undefined,
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'average': undefined,
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'baseVolume': ticker['DailyTradedTotalVolume'],
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'quoteVolume': undefined,
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'info': ticker,
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};
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}
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async fetchTickers (symbols = undefined, params = {}) {
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await this.loadMarkets ();
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const response = await this.publicGetTicker (params);
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const tickers = this.indexBy (response, 'Symbol');
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const ids = Object.keys (tickers);
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const result = {};
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for (let i = 0; i < ids.length; i++) {
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const id = ids[i];
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let market = undefined;
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let symbol = undefined;
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if (id in this.markets_by_id) {
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market = this.markets_by_id[id];
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symbol = market['symbol'];
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} else {
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const baseId = id.slice (0, 3);
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const quoteId = id.slice (3, 6);
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const base = this.safeCurrencyCode (baseId);
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const quote = this.safeCurrencyCode (quoteId);
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symbol = base + '/' + quote;
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}
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const ticker = tickers[id];
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result[symbol] = this.parseTicker (ticker, market);
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}
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return result;
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}
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async fetchTicker (symbol, params = {}) {
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await this.loadMarkets ();
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const market = this.market (symbol);
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const request = {
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'filter': market['id'],
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};
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const response = await this.publicGetTickerFilter (this.extend (request, params));
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const length = response.length;
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if (length < 1) {
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throw new ExchangeError (this.id + ' fetchTicker returned empty response, xBTCe public API error');
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}
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const tickers = this.indexBy (response, 'Symbol');
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const ticker = tickers[market['id']];
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return this.parseTicker (ticker, market);
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}
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async fetchTrades (symbol, since = undefined, limit = undefined, params = {}) {
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await this.loadMarkets ();
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// no method for trades?
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return await this.privateGetTrade (params);
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}
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parseOHLCV (ohlcv, market = undefined, timeframe = '1m', since = undefined, limit = undefined) {
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return [
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ohlcv['Timestamp'],
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ohlcv['Open'],
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ohlcv['High'],
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ohlcv['Low'],
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ohlcv['Close'],
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ohlcv['Volume'],
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];
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}
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async fetchOHLCV (symbol, timeframe = '1m', since = undefined, limit = undefined, params = {}) {
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// let minutes = parseInt (timeframe / 60); // 1 minute by default
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// let periodicity = minutes.toString ();
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// await this.loadMarkets ();
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// let market = this.market (symbol);
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// if (since === undefined)
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// since = this.seconds () - 86400 * 7; // last day by defulat
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// if (limit === undefined)
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// limit = 1000; // default
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// let response = await this.privateGetQuotehistorySymbolPeriodicityBarsBid (this.extend ({
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// 'symbol': market['id'],
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// 'periodicity': periodicity,
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// 'timestamp': since,
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// 'count': limit,
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// }, params));
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// return this.parseOHLCVs (response['Bars'], market, timeframe, since, limit);
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throw new NotSupported (this.id + ' fetchOHLCV is disabled by the exchange');
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}
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async createOrder (symbol, type, side, amount, price = undefined, params = {}) {
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await this.loadMarkets ();
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if (type === 'market') {
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throw new ExchangeError (this.id + ' allows limit orders only');
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}
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const request = {
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'pair': this.marketId (symbol),
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'type': side,
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'amount': amount,
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'rate': price,
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};
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const response = await this.privatePostTrade (this.extend (request, params));
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return {
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'info': response,
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'id': response['Id'].toString (),
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};
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}
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async cancelOrder (id, symbol = undefined, params = {}) {
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const request = {
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'Type': 'Cancel',
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'Id': id,
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};
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return await this.privateDeleteTrade (this.extend (request, params));
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}
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nonce () {
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return this.milliseconds ();
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}
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sign (path, api = 'public', method = 'GET', params = {}, headers = undefined, body = undefined) {
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if (!this.apiKey) {
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throw new AuthenticationError (this.id + ' requires apiKey for all requests, their public API is always busy');
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}
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if (!this.uid) {
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throw new AuthenticationError (this.id + ' requires uid property for authentication and trading, their public API is always busy');
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}
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let url = this.urls['api'] + '/' + this.version;
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if (api === 'public') {
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url += '/' + api;
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}
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url += '/' + this.implodeParams (path, params);
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const query = this.omit (params, this.extractParams (path));
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if (api === 'public') {
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if (Object.keys (query).length) {
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url += '?' + this.urlencode (query);
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}
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} else {
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this.checkRequiredCredentials ();
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headers = { 'Accept-Encoding': 'gzip, deflate' };
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const nonce = this.nonce ().toString ();
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if (method === 'POST') {
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if (Object.keys (query).length) {
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headers['Content-Type'] = 'application/json';
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body = this.json (query);
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} else {
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url += '?' + this.urlencode (query);
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}
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}
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let auth = nonce + this.uid + this.apiKey + method + url;
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if (body) {
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auth += body;
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}
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const signature = this.hmac (this.encode (auth), this.encode (this.secret), 'sha256', 'base64');
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const credentials = this.uid + ':' + this.apiKey + ':' + nonce + ':' + this.decode (signature);
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headers['Authorization'] = 'HMAC ' + credentials;
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}
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return { 'url': url, 'method': method, 'body': body, 'headers': headers };
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}
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};
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