@jmparsons/ccxt
Version:
A JavaScript / Python / PHP cryptocurrency trading library with support for 100+ exchanges
307 lines (288 loc) • 11 kB
JavaScript
'use strict';
// ---------------------------------------------------------------------------
const Exchange = require ('./base/Exchange');
const { ExchangeError } = require ('./base/errors');
// ---------------------------------------------------------------------------
module.exports = class bxinth extends Exchange {
describe () {
return this.deepExtend (super.describe (), {
'id': 'bxinth',
'name': 'BX.in.th',
'countries': 'TH', // Thailand
'rateLimit': 1500,
'has': {
'CORS': false,
'fetchTickers': true,
'fetchOpenOrders': true,
},
'urls': {
'logo': 'https://user-images.githubusercontent.com/1294454/27766412-567b1eb4-5ed7-11e7-94a8-ff6a3884f6c5.jpg',
'api': 'https://bx.in.th/api',
'www': 'https://bx.in.th',
'doc': 'https://bx.in.th/info/api',
},
'api': {
'public': {
'get': [
'', // ticker
'options',
'optionbook',
'orderbook',
'pairing',
'trade',
'tradehistory',
],
},
'private': {
'post': [
'balance',
'biller',
'billgroup',
'billpay',
'cancel',
'deposit',
'getorders',
'history',
'option-issue',
'option-bid',
'option-sell',
'option-myissue',
'option-mybid',
'option-myoptions',
'option-exercise',
'option-cancel',
'option-history',
'order',
'withdrawal',
'withdrawal-history',
],
},
},
'fees': {
'trading': {
'taker': 0.25 / 100,
'maker': 0.25 / 100,
},
},
'commonCurrencies': {
'DAS': 'DASH',
'DOG': 'DOGE',
},
});
}
async fetchMarkets () {
let markets = await this.publicGetPairing ();
let keys = Object.keys (markets);
let result = [];
for (let p = 0; p < keys.length; p++) {
let market = markets[keys[p]];
let id = market['pairing_id'].toString ();
let base = market['secondary_currency'];
let quote = market['primary_currency'];
base = this.commonCurrencyCode (base);
quote = this.commonCurrencyCode (quote);
let symbol = base + '/' + quote;
result.push ({
'id': id,
'symbol': symbol,
'base': base,
'quote': quote,
'info': market,
});
}
return result;
}
async fetchBalance (params = {}) {
await this.loadMarkets ();
let response = await this.privatePostBalance ();
let balance = response['balance'];
let result = { 'info': balance };
let currencies = Object.keys (balance);
for (let c = 0; c < currencies.length; c++) {
let currency = currencies[c];
let code = this.commonCurrencyCode (currency);
let account = {
'free': parseFloat (balance[currency]['available']),
'used': 0.0,
'total': parseFloat (balance[currency]['total']),
};
account['used'] = account['total'] - account['free'];
result[code] = account;
}
return this.parseBalance (result);
}
async fetchOrderBook (symbol, limit = undefined, params = {}) {
await this.loadMarkets ();
let orderbook = await this.publicGetOrderbook (this.extend ({
'pairing': this.marketId (symbol),
}, params));
return this.parseOrderBook (orderbook);
}
parseTicker (ticker, market = undefined) {
let timestamp = this.milliseconds ();
let symbol = undefined;
if (market)
symbol = market['symbol'];
let last = this.safeFloat (ticker, 'last_price');
return {
'symbol': symbol,
'timestamp': timestamp,
'datetime': this.iso8601 (timestamp),
'high': undefined,
'low': undefined,
'bid': parseFloat (ticker['orderbook']['bids']['highbid']),
'bidVolume': undefined,
'ask': parseFloat (ticker['orderbook']['asks']['highbid']),
'askVolume': undefined,
'vwap': undefined,
'open': undefined,
'close': last,
'last': last,
'previousClose': undefined,
'change': this.safeFloat (ticker, 'change'),
'percentage': undefined,
'average': undefined,
'baseVolume': this.safeFloat (ticker, 'volume_24hours'),
'quoteVolume': undefined,
'info': ticker,
};
}
async fetchTickers (symbols = undefined, params = {}) {
await this.loadMarkets ();
let tickers = await this.publicGet (params);
let result = {};
let ids = Object.keys (tickers);
for (let i = 0; i < ids.length; i++) {
let id = ids[i];
let ticker = tickers[id];
let market = this.markets_by_id[id];
let symbol = market['symbol'];
result[symbol] = this.parseTicker (ticker, market);
}
return result;
}
async fetchTicker (symbol, params = {}) {
await this.loadMarkets ();
let market = this.market (symbol);
let tickers = await this.publicGet (this.extend ({
'pairing': market['id'],
}, params));
let id = market['id'].toString ();
let ticker = tickers[id];
return this.parseTicker (ticker, market);
}
parseTrade (trade, market) {
let timestamp = this.parse8601 (trade['trade_date']);
return {
'id': trade['trade_id'],
'info': trade,
'order': trade['order_id'],
'timestamp': timestamp,
'datetime': this.iso8601 (timestamp),
'symbol': market['symbol'],
'type': undefined,
'side': trade['trade_type'],
'price': this.safeFloat (trade, 'rate'),
'amount': this.safeFloat (trade, 'amount'),
};
}
async fetchTrades (symbol, since = undefined, limit = undefined, params = {}) {
await this.loadMarkets ();
let market = this.market (symbol);
let response = await this.publicGetTrade (this.extend ({
'pairing': market['id'],
}, params));
return this.parseTrades (response['trades'], market, since, limit);
}
async createOrder (symbol, type, side, amount, price = undefined, params = {}) {
await this.loadMarkets ();
let response = await this.privatePostOrder (this.extend ({
'pairing': this.marketId (symbol),
'type': side,
'amount': amount,
'rate': price,
}, params));
return {
'info': response,
'id': response['order_id'].toString (),
};
}
async cancelOrder (id, symbol = undefined, params = {}) {
await this.loadMarkets ();
let pairing = undefined; // TODO fixme
return await this.privatePostCancel ({
'order_id': id,
'pairing': pairing,
});
}
async parseOrder (order, market = undefined) {
let side = this.safeString (order, 'order_type');
let symbol = undefined;
if (typeof market === 'undefined') {
let marketId = this.safeString (order, 'pairing_id');
if (typeof marketId !== 'undefined')
if (marketId in this.markets_by_id)
market = this.markets_by_id[marketId];
}
if (typeof market !== 'undefined')
symbol = market['symbol'];
let timestamp = this.parse8601 (order['date']);
let price = this.safeFloat (order, 'rate');
let amount = this.safeFloat (order, 'amount');
return {
'info': order,
'id': order['order_id'],
'timestamp': timestamp,
'datetime': this.iso8601 (timestamp),
'symbol': symbol,
'type': 'limit',
'side': side,
'price': price,
'amount': amount,
};
}
async fetchOpenOrders (symbol = undefined, since = undefined, limit = undefined, params = {}) {
await this.loadMarkets ();
let request = {};
let market = undefined;
if (typeof symbol !== 'undefined') {
market = this.market (symbol);
request['pairing'] = market['id'];
}
let response = this.privatePostGetorders (this.extend (request, params));
let orders = this.parseOrders (response['orders'], market, since, limit);
return this.filterBySymbol (orders, symbol);
}
sign (path, api = 'public', method = 'GET', params = {}, headers = undefined, body = undefined) {
let url = this.urls['api'] + '/';
if (path)
url += path + '/';
if (Object.keys (params).length)
url += '?' + this.urlencode (params);
if (api === 'private') {
this.checkRequiredCredentials ();
let nonce = this.nonce ();
let auth = this.apiKey + nonce.toString () + this.secret;
let signature = this.hash (this.encode (auth), 'sha256');
body = this.urlencode (this.extend ({
'key': this.apiKey,
'nonce': nonce,
'signature': signature,
// twofa: this.twofa,
}, params));
headers = {
'Content-Type': 'application/x-www-form-urlencoded',
};
}
return { 'url': url, 'method': method, 'body': body, 'headers': headers };
}
async request (path, api = 'public', method = 'GET', params = {}, headers = undefined, body = undefined) {
let response = await this.fetch2 (path, api, method, params, headers, body);
if (api === 'public')
return response;
if ('success' in response)
if (response['success'])
return response;
throw new ExchangeError (this.id + ' ' + this.json (response));
}
};