292 lines
12 KiB
JavaScript
292 lines
12 KiB
JavaScript
'use strict';
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// ---------------------------------------------------------------------------
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const Exchange = require ('./base/Exchange');
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const { BadSymbol, ExchangeError, NotSupported } = require ('./base/errors');
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// ---------------------------------------------------------------------------
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module.exports = class bitstamp1 extends Exchange {
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describe () {
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return this.deepExtend (super.describe (), {
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'id': 'bitstamp1',
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'name': 'Bitstamp',
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'countries': [ 'GB' ],
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'rateLimit': 1000,
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'version': 'v1',
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'has': {
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'CORS': true,
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},
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'urls': {
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'logo': 'https://user-images.githubusercontent.com/1294454/27786377-8c8ab57e-5fe9-11e7-8ea4-2b05b6bcceec.jpg',
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'api': 'https://www.bitstamp.net/api',
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'www': 'https://www.bitstamp.net',
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'doc': 'https://www.bitstamp.net/api',
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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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'ticker',
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'ticker_hour',
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'order_book',
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'transactions',
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'eur_usd',
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],
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},
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'private': {
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'post': [
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'balance',
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'user_transactions',
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'open_orders',
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'order_status',
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'cancel_order',
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'cancel_all_orders',
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'buy',
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'sell',
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'bitcoin_deposit_address',
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'unconfirmed_btc',
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'ripple_withdrawal',
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'ripple_address',
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'withdrawal_requests',
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'bitcoin_withdrawal',
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],
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},
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},
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'markets': {
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'BTC/USD': { 'id': 'btcusd', 'symbol': 'BTC/USD', 'base': 'BTC', 'quote': 'USD', 'baseId': 'btc', 'quoteId': 'usd', 'maker': 0.0025, 'taker': 0.0025 },
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'BTC/EUR': { 'id': 'btceur', 'symbol': 'BTC/EUR', 'base': 'BTC', 'quote': 'EUR', 'baseId': 'btc', 'quoteId': 'eur', 'maker': 0.0025, 'taker': 0.0025 },
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'EUR/USD': { 'id': 'eurusd', 'symbol': 'EUR/USD', 'base': 'EUR', 'quote': 'USD', 'baseId': 'eur', 'quoteId': 'usd', 'maker': 0.0025, 'taker': 0.0025 },
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'XRP/USD': { 'id': 'xrpusd', 'symbol': 'XRP/USD', 'base': 'XRP', 'quote': 'USD', 'baseId': 'xrp', 'quoteId': 'usd', 'maker': 0.0025, 'taker': 0.0025 },
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'XRP/EUR': { 'id': 'xrpeur', 'symbol': 'XRP/EUR', 'base': 'XRP', 'quote': 'EUR', 'baseId': 'xrp', 'quoteId': 'eur', 'maker': 0.0025, 'taker': 0.0025 },
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'XRP/BTC': { 'id': 'xrpbtc', 'symbol': 'XRP/BTC', 'base': 'XRP', 'quote': 'BTC', 'baseId': 'xrp', 'quoteId': 'btc', 'maker': 0.0025, 'taker': 0.0025 },
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'LTC/USD': { 'id': 'ltcusd', 'symbol': 'LTC/USD', 'base': 'LTC', 'quote': 'USD', 'baseId': 'ltc', 'quoteId': 'usd', 'maker': 0.0025, 'taker': 0.0025 },
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'LTC/EUR': { 'id': 'ltceur', 'symbol': 'LTC/EUR', 'base': 'LTC', 'quote': 'EUR', 'baseId': 'ltc', 'quoteId': 'eur', 'maker': 0.0025, 'taker': 0.0025 },
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'LTC/BTC': { 'id': 'ltcbtc', 'symbol': 'LTC/BTC', 'base': 'LTC', 'quote': 'BTC', 'baseId': 'ltc', 'quoteId': 'btc', 'maker': 0.0025, 'taker': 0.0025 },
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'ETH/USD': { 'id': 'ethusd', 'symbol': 'ETH/USD', 'base': 'ETH', 'quote': 'USD', 'baseId': 'eth', 'quoteId': 'usd', 'maker': 0.0025, 'taker': 0.0025 },
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'ETH/EUR': { 'id': 'etheur', 'symbol': 'ETH/EUR', 'base': 'ETH', 'quote': 'EUR', 'baseId': 'eth', 'quoteId': 'eur', 'maker': 0.0025, 'taker': 0.0025 },
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'ETH/BTC': { 'id': 'ethbtc', 'symbol': 'ETH/BTC', 'base': 'ETH', 'quote': 'BTC', 'baseId': 'eth', 'quoteId': 'btc', 'maker': 0.0025, 'taker': 0.0025 },
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},
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});
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}
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async fetchOrderBook (symbol, limit = undefined, params = {}) {
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if (symbol !== 'BTC/USD') {
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throw new ExchangeError (this.id + ' ' + this.version + " fetchOrderBook doesn't support " + symbol + ', use it for BTC/USD only');
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}
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await this.loadMarkets ();
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const orderbook = await this.publicGetOrderBook (params);
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const timestamp = this.safeTimestamp (orderbook, 'timestamp');
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return this.parseOrderBook (orderbook, timestamp);
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}
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async fetchTicker (symbol, params = {}) {
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if (symbol !== 'BTC/USD') {
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throw new ExchangeError (this.id + ' ' + this.version + " fetchTicker doesn't support " + symbol + ', use it for BTC/USD only');
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}
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await this.loadMarkets ();
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const ticker = await this.publicGetTicker (params);
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const timestamp = this.safeTimestamp (ticker, 'timestamp');
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const vwap = this.safeFloat (ticker, 'vwap');
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const baseVolume = this.safeFloat (ticker, 'volume');
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let quoteVolume = undefined;
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if (baseVolume !== undefined && vwap !== undefined) {
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quoteVolume = baseVolume * vwap;
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}
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const last = this.safeFloat (ticker, 'last');
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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': this.safeFloat (ticker, 'high'),
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'low': this.safeFloat (ticker, 'low'),
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'bid': this.safeFloat (ticker, 'bid'),
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'bidVolume': undefined,
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'ask': this.safeFloat (ticker, 'ask'),
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'askVolume': undefined,
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'vwap': vwap,
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'open': this.safeFloat (ticker, 'open'),
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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': baseVolume,
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'quoteVolume': quoteVolume,
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'info': ticker,
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};
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}
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parseTrade (trade, market = undefined) {
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const timestamp = this.safeTimestamp2 (trade, 'date', 'datetime');
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const side = (trade['type'] === 0) ? 'buy' : 'sell';
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const orderId = this.safeString (trade, 'order_id');
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if ('currency_pair' in trade) {
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if (trade['currency_pair'] in this.markets_by_id) {
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market = this.markets_by_id[trade['currency_pair']];
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}
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}
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const id = this.safeString (trade, 'tid');
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const price = this.safeFloat (trade, 'price');
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const amount = this.safeFloat (trade, 'amount');
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let cost = undefined;
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if (price !== undefined) {
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if (amount !== undefined) {
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cost = price * amount;
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}
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}
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let symbol = undefined;
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if (market !== undefined) {
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symbol = market['symbol'];
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}
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return {
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'id': id,
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'info': trade,
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'timestamp': timestamp,
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'datetime': this.iso8601 (timestamp),
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'symbol': symbol,
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'order': orderId,
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'type': undefined,
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'side': side,
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'takerOrMaker': undefined,
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'price': price,
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'amount': amount,
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'cost': cost,
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'fee': undefined,
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};
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}
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async fetchTrades (symbol, since = undefined, limit = undefined, params = {}) {
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if (symbol !== 'BTC/USD') {
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throw new BadSymbol (this.id + ' ' + this.version + " fetchTrades doesn't support " + symbol + ', use it for BTC/USD only');
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}
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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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'time': 'minute',
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};
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const response = await this.publicGetTransactions (this.extend (request, params));
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return this.parseTrades (response, market, since, limit);
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}
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async fetchBalance (params = {}) {
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const balance = await this.privatePostBalance (params);
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const result = { 'info': balance };
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const codes = Object.keys (this.currencies);
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for (let i = 0; i < codes.length; i++) {
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const code = codes[i];
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const currency = this.currency (code);
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const currencyId = currency['id'];
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const account = this.account ();
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account['free'] = this.safeFloat (balance, currencyId + '_available');
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account['used'] = this.safeFloat (balance, currencyId + '_reserved');
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account['total'] = this.safeFloat (balance, currencyId + '_balance');
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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 createOrder (symbol, type, side, amount, price = undefined, params = {}) {
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if (type !== 'limit') {
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throw new ExchangeError (this.id + ' ' + this.version + ' accepts limit orders only');
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}
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if (symbol !== 'BTC/USD') {
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throw new ExchangeError (this.id + ' v1 supports BTC/USD orders only');
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}
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await this.loadMarkets ();
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const method = 'privatePost' + this.capitalize (side);
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const request = {
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'amount': amount,
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'price': price,
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};
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const response = await this[method] (this.extend (request, params));
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const id = this.safeString (response, 'id');
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return {
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'info': response,
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'id': id,
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};
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}
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async cancelOrder (id, symbol = undefined, params = {}) {
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return await this.privatePostCancelOrder ({ 'id': id });
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}
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parseOrderStatus (status) {
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const statuses = {
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'In Queue': 'open',
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'Open': 'open',
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'Finished': 'closed',
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'Canceled': 'canceled',
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};
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return this.safeString (statuses, status, status);
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}
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async fetchOrderStatus (id, symbol = undefined, params = {}) {
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await this.loadMarkets ();
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const request = {
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'id': id,
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};
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const response = await this.privatePostOrderStatus (this.extend (request, params));
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return this.parseOrderStatus (response);
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}
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async fetchMyTrades (symbol = undefined, since = undefined, limit = undefined, params = {}) {
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await this.loadMarkets ();
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let market = undefined;
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if (symbol !== undefined) {
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market = this.market (symbol);
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}
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const pair = market ? market['id'] : 'all';
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const request = {
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'id': pair,
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};
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const response = await this.privatePostOpenOrdersId (this.extend (request, params));
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return this.parseTrades (response, market, since, limit);
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}
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async fetchOrder (id, symbol = undefined, params = {}) {
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throw new NotSupported (this.id + ' fetchOrder is not implemented yet');
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}
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sign (path, api = 'public', method = 'GET', params = {}, headers = undefined, body = undefined) {
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let url = this.urls['api'] + '/' + this.implodeParams (path, params);
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let 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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const nonce = this.nonce ().toString ();
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const auth = nonce + this.uid + this.apiKey;
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const signature = this.encode (this.hmac (this.encode (auth), this.encode (this.secret)));
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query = this.extend ({
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'key': this.apiKey,
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'signature': signature.toUpperCase (),
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'nonce': nonce,
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}, query);
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body = this.urlencode (query);
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headers = {
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'Content-Type': 'application/x-www-form-urlencoded',
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};
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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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async request (path, api = 'public', method = 'GET', params = {}, headers = undefined, body = undefined) {
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const response = await this.fetch2 (path, api, method, params, headers, body);
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if ('status' in response) {
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if (response['status'] === 'error') {
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throw new ExchangeError (this.id + ' ' + this.json (response));
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}
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}
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return response;
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}
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};
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