@jmparsons/ccxt
Version:
A JavaScript / Python / PHP cryptocurrency trading library with support for 100+ exchanges
292 lines (276 loc) • 10.5 kB
JavaScript
'use strict';
// ---------------------------------------------------------------------------
const Exchange = require ('./base/Exchange');
const { ExchangeError } = require ('./base/errors');
// ---------------------------------------------------------------------------
module.exports = class virwox extends Exchange {
describe () {
return this.deepExtend (super.describe (), {
'id': 'virwox',
'name': 'VirWoX',
'countries': [ 'AT', 'EU' ],
'rateLimit': 1000,
'has': {
'CORS': true,
},
'urls': {
'logo': 'https://user-images.githubusercontent.com/1294454/27766894-6da9d360-5eea-11e7-90aa-41f2711b7405.jpg',
'api': {
'public': 'http://api.virwox.com/api/json.php',
'private': 'https://www.virwox.com/api/trading.php',
},
'www': 'https://www.virwox.com',
'doc': 'https://www.virwox.com/developers.php',
},
'requiredCredentials': {
'apiKey': true,
'secret': false,
'login': true,
'password': true,
},
'api': {
'public': {
'get': [
'getInstruments',
'getBestPrices',
'getMarketDepth',
'estimateMarketOrder',
'getTradedPriceVolume',
'getRawTradeData',
'getStatistics',
'getTerminalList',
'getGridList',
'getGridStatistics',
],
'post': [
'getInstruments',
'getBestPrices',
'getMarketDepth',
'estimateMarketOrder',
'getTradedPriceVolume',
'getRawTradeData',
'getStatistics',
'getTerminalList',
'getGridList',
'getGridStatistics',
],
},
'private': {
'get': [
'cancelOrder',
'getBalances',
'getCommissionDiscount',
'getOrders',
'getTransactions',
'placeOrder',
],
'post': [
'cancelOrder',
'getBalances',
'getCommissionDiscount',
'getOrders',
'getTransactions',
'placeOrder',
],
},
},
});
}
async fetchMarkets () {
let markets = await this.publicGetGetInstruments ();
let keys = Object.keys (markets['result']);
let result = [];
for (let p = 0; p < keys.length; p++) {
let market = markets['result'][keys[p]];
let id = market['instrumentID'];
let symbol = market['symbol'];
let base = market['longCurrency'];
let quote = market['shortCurrency'];
result.push ({
'id': id,
'symbol': symbol,
'base': base,
'quote': quote,
'info': market,
});
}
return result;
}
async fetchBalance (params = {}) {
await this.loadMarkets ();
let response = await this.privatePostGetBalances ();
let balances = response['result']['accountList'];
let result = { 'info': balances };
for (let b = 0; b < balances.length; b++) {
let balance = balances[b];
let currency = balance['currency'];
let total = balance['balance'];
let account = {
'free': total,
'used': 0.0,
'total': total,
};
result[currency] = account;
}
return this.parseBalance (result);
}
async fetchMarketPrice (symbol, params = {}) {
await this.loadMarkets ();
let response = await this.publicPostGetBestPrices (this.extend ({
'symbols': [ symbol ],
}, params));
let result = response['result'];
return {
'bid': this.safeFloat (result[0], 'bestBuyPrice'),
'ask': this.safeFloat (result[0], 'bestSellPrice'),
};
}
async fetchOrderBook (symbol, limit = undefined, params = {}) {
await this.loadMarkets ();
let request = {
'symbols': [ symbol ],
};
if (typeof limit !== 'undefined') {
request['buyDepth'] = limit; // 100
request['sellDepth'] = limit; // 100
}
let response = await this.publicPostGetMarketDepth (this.extend (request, params));
let orderbook = response['result'][0];
return this.parseOrderBook (orderbook, undefined, 'buy', 'sell', 'price', 'volume');
}
async fetchTicker (symbol, params = {}) {
await this.loadMarkets ();
let end = this.milliseconds ();
let start = end - 86400000;
let response = await this.publicGetGetTradedPriceVolume (this.extend ({
'instrument': symbol,
'endDate': this.ymdhms (end),
'startDate': this.ymdhms (start),
'HLOC': 1,
}, params));
let tickers = response['result']['priceVolumeList'];
let keys = Object.keys (tickers);
let length = keys.length;
let lastKey = keys[length - 1];
let ticker = tickers[lastKey];
let timestamp = this.milliseconds ();
let close = this.safeFloat (ticker, 'close');
return {
'symbol': symbol,
'timestamp': timestamp,
'datetime': this.iso8601 (timestamp),
'high': this.safeFloat (ticker, 'high'),
'low': this.safeFloat (ticker, 'low'),
'bid': undefined,
'bidVolume': undefined,
'ask': undefined,
'askVolume': undefined,
'vwap': undefined,
'open': this.safeFloat (ticker, 'open'),
'close': close,
'last': close,
'previousClose': undefined,
'change': undefined,
'percentage': undefined,
'average': undefined,
'baseVolume': this.safeFloat (ticker, 'longVolume'),
'quoteVolume': this.safeFloat (ticker, 'shortVolume'),
'info': ticker,
};
}
parseTrade (trade, symbol = undefined) {
let sec = this.safeInteger (trade, 'time');
let timestamp = sec * 1000;
return {
'id': trade['tid'],
'timestamp': timestamp,
'datetime': this.iso8601 (timestamp),
'order': undefined,
'symbol': symbol,
'type': undefined,
'side': undefined,
'price': this.safeFloat (trade, 'price'),
'amount': this.safeFloat (trade, 'vol'),
'fee': undefined,
'info': trade,
};
}
async fetchTrades (symbol, since = undefined, limit = undefined, params = {}) {
await this.loadMarkets ();
let market = this.market (symbol);
let response = await this.publicGetGetRawTradeData (this.extend ({
'instrument': symbol,
'timespan': 3600,
}, params));
let result = response['result'];
let trades = result['data'];
return this.parseTrades (trades, market);
}
async createOrder (symbol, type, side, amount, price = undefined, params = {}) {
await this.loadMarkets ();
let market = this.market (symbol);
let order = {
'instrument': market['symbol'],
'orderType': side.toUpperCase (),
'amount': amount,
};
if (type === 'limit')
order['price'] = price;
let response = await this.privatePostPlaceOrder (this.extend (order, params));
return {
'info': response,
'id': response['result']['orderID'].toString (),
};
}
async cancelOrder (id, symbol = undefined, params = {}) {
return await this.privatePostCancelOrder (this.extend ({
'orderID': id,
}, params));
}
sign (path, api = 'public', method = 'GET', params = {}, headers = undefined, body = undefined) {
let url = this.urls['api'][api];
let auth = {};
if (api === 'private') {
this.checkRequiredCredentials ();
auth['key'] = this.apiKey;
auth['user'] = this.login;
auth['pass'] = this.password;
}
let nonce = this.nonce ();
if (method === 'GET') {
url += '?' + this.urlencode (this.extend ({
'method': path,
'id': nonce,
}, auth, params));
} else {
headers = { 'Content-Type': 'application/json' };
body = this.json ({
'method': path,
'params': this.extend (auth, params),
'id': nonce,
});
}
return { 'url': url, 'method': method, 'body': body, 'headers': headers };
}
handleErrors (code, reason, url, method, headers, body) {
if (code === 200) {
if ((body[0] === '{') || (body[0] === '[')) {
let response = JSON.parse (body);
if ('result' in response) {
let result = response['result'];
if ('errorCode' in result) {
let errorCode = result['errorCode'];
if (errorCode !== 'OK') {
throw new ExchangeError (this.id + ' error returned: ' + body);
}
}
} else {
throw new ExchangeError (this.id + ' malformed response: no result in response: ' + body);
}
} else {
// if not a JSON response
throw new ExchangeError (this.id + ' returned a non-JSON reply: ' + body);
}
}
}
};