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bl3p.js
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"use strict";
// ---------------------------------------------------------------------------
const Exchange = require ('./base/Exchange');
// ---------------------------------------------------------------------------
module.exports = class bl3p extends Exchange {
describe () {
return this.deepExtend (super.describe (), {
'id': 'bl3p',
'name': 'BL3P',
'countries': [ 'NL', 'EU' ], // Netherlands, EU
'rateLimit': 1000,
'version': '1',
'comment': 'An exchange market by BitonicNL',
'has': {
'CORS': false,
},
'urls': {
'logo': 'https://user-images.githubusercontent.com/1294454/28501752-60c21b82-6feb-11e7-818b-055ee6d0e754.jpg',
'api': 'https://api.bl3p.eu',
'www': [
'https://bl3p.eu',
'https://bitonic.nl',
],
'doc': [
'https://github.com/BitonicNL/bl3p-api/tree/master/docs',
'https://bl3p.eu/api',
'https://bitonic.nl/en/api',
],
},
'api': {
'public': {
'get': [
'{market}/ticker',
'{market}/orderbook',
'{market}/trades',
],
},
'private': {
'post': [
'{market}/money/depth/full',
'{market}/money/order/add',
'{market}/money/order/cancel',
'{market}/money/order/result',
'{market}/money/orders',
'{market}/money/orders/history',
'{market}/money/trades/fetch',
'GENMKT/money/info',
'GENMKT/money/deposit_address',
'GENMKT/money/new_deposit_address',
'GENMKT/money/wallet/history',
'GENMKT/money/withdraw',
],
},
},
'markets': {
'BTC/EUR': { 'id': 'BTCEUR', 'symbol': 'BTC/EUR', 'base': 'BTC', 'quote': 'EUR', 'maker': 0.0025, 'taker': 0.0025 },
'LTC/EUR': { 'id': 'LTCEUR', 'symbol': 'LTC/EUR', 'base': 'LTC', 'quote': 'EUR', 'maker': 0.0025, 'taker': 0.0025 },
},
});
}
async fetchBalance (params = {}) {
let response = await this.privatePostGENMKTMoneyInfo ();
let data = response['data'];
let balance = data['wallets'];
let result = { 'info': data };
let currencies = Object.keys (this.currencies);
for (let i = 0; i < currencies.length; i++) {
let currency = currencies[i];
let account = this.account ();
if (currency in balance) {
if ('available' in balance[currency]) {
account['free'] = parseFloat (balance[currency]['available']['value']);
}
}
if (currency in balance) {
if ('balance' in balance[currency]) {
account['total'] = parseFloat (balance[currency]['balance']['value']);
}
}
if (account['total']) {
if (account['free']) {
account['used'] = account['total'] - account['free'];
}
}
result[currency] = account;
}
return this.parseBalance (result);
}
parseBidAsk (bidask, priceKey = 0, amountKey = 0) {
return [
bidask['price_int'] / 100000.0,
bidask['amount_int'] / 100000000.0,
];
}
async fetchOrderBook (symbol, params = {}) {
let market = this.market (symbol);
let response = await this.publicGetMarketOrderbook (this.extend ({
'market': market['id'],
}, params));
let orderbook = response['data'];
return this.parseOrderBook (orderbook);
}
async fetchTicker (symbol, params = {}) {
let ticker = await this.publicGetMarketTicker (this.extend ({
'market': this.marketId (symbol),
}, params));
let timestamp = ticker['timestamp'] * 1000;
return {
'symbol': symbol,
'timestamp': timestamp,
'datetime': this.iso8601 (timestamp),
'high': parseFloat (ticker['high']),
'low': parseFloat (ticker['low']),
'bid': parseFloat (ticker['bid']),
'ask': parseFloat (ticker['ask']),
'vwap': undefined,
'open': undefined,
'close': undefined,
'first': undefined,
'last': parseFloat (ticker['last']),
'change': undefined,
'percentage': undefined,
'average': undefined,
'baseVolume': parseFloat (ticker['volume']['24h']),
'quoteVolume': undefined,
'info': ticker,
};
}
parseTrade (trade, market) {
return {
'id': trade['trade_id'].toString (),
'timestamp': trade['date'],
'datetime': this.iso8601 (trade['date']),
'symbol': market['symbol'],
'type': undefined,
'side': undefined,
'price': trade['price_int'] / 100000.0,
'amount': trade['amount_int'] / 100000000.0,
'info': trade,
};
}
async fetchTrades (symbol, since = undefined, limit = undefined, params = {}) {
let market = this.market (symbol);
let response = await this.publicGetMarketTrades (this.extend ({
'market': market['id'],
}, params));
let result = this.parseTrades (response['data']['trades'], market, since, limit);
return result;
}
async createOrder (symbol, type, side, amount, price = undefined, params = {}) {
let market = this.market (symbol);
let order = {
'market': market['id'],
'amount_int': parseInt (amount * 100000000),
'fee_currency': market['quote'],
'type': (side == 'buy') ? 'bid' : 'ask',
};
if (type == 'limit')
order['price_int'] = parseInt (price * 100000.0);
let response = await this.privatePostMarketMoneyOrderAdd (this.extend (order, params));
return {
'info': response,
'id': response['data']['order_id'].toString (),
};
}
async cancelOrder (id, symbol = undefined, params = {}) {
return await this.privatePostMarketMoneyOrderCancel ({ 'order_id': id });
}
sign (path, api = 'public', method = 'GET', params = {}, headers = undefined, body = undefined) {
let request = this.implodeParams (path, params);
let url = this.urls['api'] + '/' + this.version + '/' + request;
let query = this.omit (params, this.extractParams (path));
if (api == 'public') {
if (Object.keys (query).length)
url += '?' + this.urlencode (query);
} else {
this.checkRequiredCredentials ();
let nonce = this.nonce ();
body = this.urlencode (this.extend ({ 'nonce': nonce }, query));
let secret = this.base64ToBinary (this.secret);
let auth = request + "\0" + body;
let signature = this.hmac (this.encode (auth), secret, 'sha512', 'base64');
headers = {
'Content-Type': 'application/x-www-form-urlencoded',
'Rest-Key': this.apiKey,
'Rest-Sign': this.decode (signature),
};
}
return { 'url': url, 'method': method, 'body': body, 'headers': headers };
}
}