ccxt-js
Version:
The node.js portion of original ccxt cryptocurrency trading library with support for 100+ exchanges. It reduces the size of the library from 40MB to 8MB
292 lines (273 loc) • 10.5 kB
JavaScript
'use strict';
// ---------------------------------------------------------------------------
const Exchange = require ('./base/Exchange');
const { ExchangeError } = require ('./base/errors');
// ---------------------------------------------------------------------------
module.exports = class btcturk extends Exchange {
describe () {
return this.deepExtend (super.describe (), {
'id': 'btcturk',
'name': 'BTCTurk',
'countries': [ 'TR' ], // Turkey
'rateLimit': 1000,
'has': {
'CORS': true,
'fetchTickers': true,
'fetchOHLCV': true,
},
'timeframes': {
'1d': '1d',
},
'urls': {
'logo': 'https://user-images.githubusercontent.com/1294454/27992709-18e15646-64a3-11e7-9fa2-b0950ec7712f.jpg',
'api': 'https://www.btcturk.com/api',
'www': 'https://www.btcturk.com',
'doc': 'https://github.com/BTCTrader/broker-api-docs',
},
'api': {
'public': {
'get': [
'ohlcdata', // ?last=COUNT
'orderbook',
'ticker',
'trades', // ?last=COUNT (max 50)
],
},
'private': {
'get': [
'balance',
'openOrders',
'userTransactions', // ?offset=0&limit=25&sort=asc
],
'post': [
'exchange',
'cancelOrder',
],
},
},
'fees': {
'trading': {
'maker': 0.002 * 1.18,
'taker': 0.0035 * 1.18,
},
},
});
}
async fetchMarkets () {
let response = await this.publicGetTicker ();
let result = [];
for (let i = 0; i < response.length; i++) {
let market = response[i];
let id = market['pair'];
let baseId = id.slice (0, 3);
let quoteId = id.slice (3, 6);
let base = this.commonCurrencyCode (baseId);
let quote = this.commonCurrencyCode (quoteId);
baseId = baseId.toLowerCase ();
quoteId = quoteId.toLowerCase ();
let symbol = base + '/' + quote;
let precision = {
'amount': 8,
'price': 8,
};
let active = true;
result.push ({
'id': id,
'symbol': symbol,
'base': base,
'quote': quote,
'baseId': baseId,
'quoteId': quoteId,
'active': active,
'info': market,
'precision': precision,
'limits': {
'amount': {
'min': Math.pow (10, -precision['amount']),
'max': undefined,
},
'price': {
'min': Math.pow (10, -precision['price']),
'max': undefined,
},
'cost': {
'min': undefined,
'max': undefined,
},
},
});
}
return result;
}
async fetchBalance (params = {}) {
let response = await this.privateGetBalance ();
let result = { 'info': response };
let codes = Object.keys (this.currencies);
for (let i = 0; i < codes.length; i++) {
let code = codes[i];
let currency = this.currencies[code];
let account = this.account ();
let free = currency['id'] + '_available';
let total = currency['id'] + '_balance';
let used = currency['id'] + '_reserved';
if (free in response) {
account['free'] = this.safeFloat (response, free);
account['total'] = this.safeFloat (response, total);
account['used'] = this.safeFloat (response, used);
}
result[code] = account;
}
return this.parseBalance (result);
}
async fetchOrderBook (symbol, limit = undefined, params = {}) {
let market = this.market (symbol);
let orderbook = await this.publicGetOrderbook (this.extend ({
'pairSymbol': market['id'],
}, params));
let timestamp = parseInt (orderbook['timestamp'] * 1000);
return this.parseOrderBook (orderbook, timestamp);
}
parseTicker (ticker, market = undefined) {
let symbol = undefined;
if (market)
symbol = market['symbol'];
let timestamp = parseInt (ticker['timestamp']) * 1000;
let last = this.safeFloat (ticker, 'last');
return {
'symbol': symbol,
'timestamp': timestamp,
'datetime': this.iso8601 (timestamp),
'high': this.safeFloat (ticker, 'high'),
'low': this.safeFloat (ticker, 'low'),
'bid': this.safeFloat (ticker, 'bid'),
'bidVolume': undefined,
'ask': this.safeFloat (ticker, 'ask'),
'askVolume': undefined,
'vwap': undefined,
'open': this.safeFloat (ticker, 'open'),
'close': last,
'last': last,
'previousClose': undefined,
'change': undefined,
'percentage': undefined,
'average': this.safeFloat (ticker, 'average'),
'baseVolume': this.safeFloat (ticker, 'volume'),
'quoteVolume': undefined,
'info': ticker,
};
}
async fetchTickers (symbols = undefined, params = {}) {
await this.loadMarkets ();
let tickers = await this.publicGetTicker (params);
let result = {};
for (let i = 0; i < tickers.length; i++) {
let ticker = tickers[i];
let symbol = ticker['pair'];
let market = undefined;
if (symbol in this.markets_by_id) {
market = this.markets_by_id[symbol];
symbol = market['symbol'];
}
result[symbol] = this.parseTicker (ticker, market);
}
return result;
}
async fetchTicker (symbol, params = {}) {
await this.loadMarkets ();
let tickers = await this.fetchTickers ();
let result = undefined;
if (symbol in tickers)
result = tickers[symbol];
return result;
}
parseTrade (trade, market) {
let timestamp = trade['date'] * 1000;
return {
'id': trade['tid'],
'info': trade,
'timestamp': timestamp,
'datetime': this.iso8601 (timestamp),
'symbol': market['symbol'],
'type': undefined,
'side': undefined,
'price': trade['price'],
'amount': trade['amount'],
};
}
async fetchTrades (symbol, since = undefined, limit = undefined, params = {}) {
let market = this.market (symbol);
// let maxCount = 50;
let response = await this.publicGetTrades (this.extend ({
'pairSymbol': market['id'],
}, params));
return this.parseTrades (response, market, since, limit);
}
parseOHLCV (ohlcv, market = undefined, timeframe = '1d', since = undefined, limit = undefined) {
let timestamp = this.parse8601 (ohlcv['Time']);
return [
timestamp,
ohlcv['Open'],
ohlcv['High'],
ohlcv['Low'],
ohlcv['Close'],
ohlcv['Volume'],
];
}
async fetchOHLCV (symbol, timeframe = '1d', since = undefined, limit = undefined, params = {}) {
await this.loadMarkets ();
let market = this.market (symbol);
let request = {};
if (typeof limit !== 'undefined')
request['last'] = limit;
let response = await this.publicGetOhlcdata (this.extend (request, params));
return this.parseOHLCVs (response, market, timeframe, since, limit);
}
async createOrder (symbol, type, side, amount, price = undefined, params = {}) {
await this.loadMarkets ();
let order = {
'PairSymbol': this.marketId (symbol),
'OrderType': (side === 'buy') ? 0 : 1,
'OrderMethod': (type === 'market') ? 1 : 0,
};
if (type === 'market') {
if (!('Total' in params))
throw new ExchangeError (this.id + ' createOrder requires the "Total" extra parameter for market orders (amount and price are both ignored)');
} else {
order['Price'] = price;
order['Amount'] = amount;
}
let response = await this.privatePostExchange (this.extend (order, params));
return {
'info': response,
'id': response['id'],
};
}
async cancelOrder (id, symbol = undefined, params = {}) {
return await this.privatePostCancelOrder ({ 'id': id });
}
nonce () {
return this.milliseconds ();
}
sign (path, api = 'public', method = 'GET', params = {}, headers = undefined, body = undefined) {
if (this.id === 'btctrader')
throw new ExchangeError (this.id + ' is an abstract base API for BTCExchange, BTCTurk');
let url = this.urls['api'] + '/' + path;
if (api === 'public') {
if (Object.keys (params).length)
url += '?' + this.urlencode (params);
} else {
this.checkRequiredCredentials ();
let nonce = this.nonce ().toString ();
body = this.urlencode (params);
let secret = this.base64ToBinary (this.secret);
let auth = this.apiKey + nonce;
headers = {
'X-PCK': this.apiKey,
'X-Stamp': nonce,
'X-Signature': this.stringToBase64 (this.hmac (this.encode (auth), secret, 'sha256', 'binary')),
'Content-Type': 'application/x-www-form-urlencoded',
};
}
return { 'url': url, 'method': method, 'body': body, 'headers': headers };
}
};