ccxt-compiled
Version:
A JavaScript / Python / PHP cryptocurrency trading library with support for 90+ exchanges
315 lines (282 loc) • 12.4 kB
JavaScript
;
// ---------------------------------------------------------------------------
var _keys = require('babel-runtime/core-js/object/keys');
var _keys2 = _interopRequireDefault(_keys);
var _asyncToGenerator2 = require('babel-runtime/helpers/asyncToGenerator');
var _asyncToGenerator3 = _interopRequireDefault(_asyncToGenerator2);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
const Exchange = require('./base/Exchange');
const { ExchangeError } = require('./base/errors');
// ---------------------------------------------------------------------------
module.exports = class zb extends Exchange {
describe() {
return this.deepExtend(super.describe(), {
'id': 'zb',
'name': 'ZB',
'countries': 'CN',
'rateLimit': 1000,
'version': 'v1',
'hasCORS': false,
'hasFetchOrder': true,
'urls': {
'logo': 'https://user-images.githubusercontent.com/1294454/32859187-cd5214f0-ca5e-11e7-967d-96568e2e2bd1.jpg',
'api': {
'public': 'http://api.zb.com/data', // no https for public API
'private': 'https://trade.zb.com/api'
},
'www': 'https://trade.zb.com/api',
'doc': 'https://www.zb.com/i/developer'
},
'api': {
'public': {
'get': ['markets', 'ticker', 'depth', 'trades', 'kline']
},
'private': {
'post': ['order', 'cancelOrder', 'getOrder', 'getOrders', 'getOrdersNew', 'getOrdersIgnoreTradeType', 'getUnfinishedOrdersIgnoreTradeType', 'getAccountInfo', 'getUserAddress', 'getWithdrawAddress', 'getWithdrawRecord', 'getChargeRecord', 'getCnyWithdrawRecord', 'getCnyChargeRecord', 'withdraw']
}
}
});
}
getTradingFeeFromBaseQuote(base, quote) {
// base: quote
let fees = {
'BTC': { 'USDT': 0.0 },
'BCH': { 'BTC': 0.001, 'USDT': 0.001 },
'LTC': { 'BTC': 0.001, 'USDT': 0.0 },
'ETH': { 'BTC': 0.001, 'USDT': 0.0 },
'ETC': { 'BTC': 0.001, 'USDT': 0.0 },
'BTS': { 'BTC': 0.001, 'USDT': 0.001 },
'EOS': { 'BTC': 0.001, 'USDT': 0.001 },
'HSR': { 'BTC': 0.001, 'USDT': 0.001 },
'QTUM': { 'BTC': 0.001, 'USDT': 0.001 },
'USDT': { 'BTC': 0.0 }
};
if (base in fees) {
let quoteFees = fees[base];
if (quote in quoteFees) return quoteFees[quote];
}
return undefined;
}
fetchMarkets() {
var _this = this;
return (0, _asyncToGenerator3.default)(function* () {
let markets = yield _this.publicGetMarkets();
let keys = (0, _keys2.default)(markets);
let result = [];
for (let i = 0; i < keys.length; i++) {
let id = keys[i];
let market = markets[id];
let [baseId, quoteId] = id.split('_');
let base = _this.commonCurrencyCode(baseId.toUpperCase());
let quote = _this.commonCurrencyCode(quoteId.toUpperCase());
let symbol = base + '/' + quote;
let fee = _this.getTradingFeeFromBaseQuote(base, quote);
let precision = {
'amount': market['amountScale'],
'price': market['priceScale']
};
let lot = Math.pow(10, -precision['amount']);
result.push({
'id': id,
'symbol': symbol,
'baseId': baseId,
'quoteId': quoteId,
'base': base,
'quote': quote,
'info': market,
'maker': fee,
'taker': fee,
'lot': lot,
'active': true,
'precision': precision,
'limits': {
'amount': {
'min': lot,
'max': undefined
},
'price': {
'min': Math.pow(10, -precision['price']),
'max': undefined
},
'cost': {
'min': 0,
'max': undefined
}
}
});
}
return result;
})();
}
fetchBalance(params = {}) {
var _this2 = this;
return (0, _asyncToGenerator3.default)(function* () {
yield _this2.loadMarkets();
let response = yield _this2.privatePostGetAccountInfo();
let balances = response['result'];
let result = { 'info': balances };
let currencies = (0, _keys2.default)(_this2.currencies);
for (let i = 0; i < currencies.length; i++) {
let currency = currencies[i];
let account = _this2.account();
if (currency in balances['balance']) account['free'] = parseFloat(balances['balance'][currency]['amount']);
if (currency in balances['frozen']) account['used'] = parseFloat(balances['frozen'][currency]['amount']);
account['total'] = _this2.sum(account['free'], account['used']);
result[currency] = account;
}
return _this2.parseBalance(result);
})();
}
getMarketFieldName() {
return 'market';
}
fetchOrderBook(symbol, params = {}) {
var _this3 = this;
return (0, _asyncToGenerator3.default)(function* () {
yield _this3.loadMarkets();
let market = _this3.market(symbol);
let marketFieldName = _this3.getMarketFieldName();
let request = {};
request[marketFieldName] = market['id'];
let orderbook = yield _this3.publicGetDepth(_this3.extend(request, params));
let timestamp = _this3.milliseconds();
let bids = undefined;
let asks = undefined;
if ('bids' in orderbook) bids = orderbook['bids'];
if ('asks' in orderbook) asks = orderbook['asks'];
let result = {
'bids': bids,
'asks': asks,
'timestamp': timestamp,
'datetime': _this3.iso8601(timestamp)
};
if (result['bids']) result['bids'] = _this3.sortBy(result['bids'], 0, true);
if (result['asks']) result['asks'] = _this3.sortBy(result['asks'], 0);
return result;
})();
}
fetchTicker(symbol, params = {}) {
var _this4 = this;
return (0, _asyncToGenerator3.default)(function* () {
yield _this4.loadMarkets();
let market = _this4.market(symbol);
let marketFieldName = _this4.getMarketFieldName();
let request = {};
request[marketFieldName] = market['id'];
let response = yield _this4.publicGetTicker(_this4.extend(request, params));
let ticker = response['ticker'];
let timestamp = _this4.milliseconds();
return {
'symbol': symbol,
'timestamp': timestamp,
'datetime': _this4.iso8601(timestamp),
'high': parseFloat(ticker['high']),
'low': parseFloat(ticker['low']),
'bid': parseFloat(ticker['buy']),
'ask': parseFloat(ticker['sell']),
'vwap': undefined,
'open': undefined,
'close': undefined,
'first': undefined,
'last': parseFloat(ticker['last']),
'change': undefined,
'percentage': undefined,
'average': undefined,
'baseVolume': parseFloat(ticker['vol']),
'quoteVolume': undefined,
'info': ticker
};
})();
}
parseTrade(trade, market = undefined) {
let timestamp = trade['date'] * 1000;
let side = trade['trade_type'] == 'bid' ? 'buy' : 'sell';
return {
'info': trade,
'id': trade['tid'].toString(),
'timestamp': timestamp,
'datetime': this.iso8601(timestamp),
'symbol': market['symbol'],
'type': undefined,
'side': side,
'price': parseFloat(trade['price']),
'amount': parseFloat(trade['amount'])
};
}
fetchTrades(symbol, since = undefined, limit = undefined, params = {}) {
var _this5 = this;
return (0, _asyncToGenerator3.default)(function* () {
yield _this5.loadMarkets();
let market = _this5.market(symbol);
let marketFieldName = _this5.getMarketFieldName();
let request = {};
request[marketFieldName] = market['id'];
let response = yield _this5.publicGetTrades(_this5.extend(request, params));
return _this5.parseTrades(response, market, since, limit);
})();
}
createOrder(symbol, type, side, amount, price = undefined, params = {}) {
var _this6 = this;
return (0, _asyncToGenerator3.default)(function* () {
yield _this6.loadMarkets();
let paramString = '&price=' + price.toString();
paramString += '&amount=' + amount.toString();
let tradeType = side == 'buy' ? '1' : '0';
paramString += '&tradeType=' + tradeType;
paramString += '¤cy=' + _this6.marketId(symbol);
let response = yield _this6.privatePostOrder(paramString);
return {
'info': response,
'id': response['id']
};
})();
}
cancelOrder(id, symbol = undefined, params = {}) {
var _this7 = this;
return (0, _asyncToGenerator3.default)(function* () {
yield _this7.loadMarkets();
let paramString = '&id=' + id.toString();
if ('currency' in params) paramString += '¤cy=' + params['currency'];
return yield _this7.privatePostCancelOrder(paramString);
})();
}
fetchOrder(id, symbol = undefined, params = {}) {
var _this8 = this;
return (0, _asyncToGenerator3.default)(function* () {
yield _this8.loadMarkets();
let paramString = '&id=' + id.toString();
if ('currency' in params) paramString += '¤cy=' + params['currency'];
return yield _this8.privatePostGetOrder(paramString);
})();
}
nonce() {
return this.milliseconds();
}
sign(path, api = 'public', method = 'GET', params = {}, headers = undefined, body = undefined) {
let url = this.urls['api'][api];
if (api == 'public') {
url += '/' + this.version + '/' + path;
if ((0, _keys2.default)(params).length) url += '?' + this.urlencode(params);
} else {
this.checkRequiredCredentials();
let paramsLength = params.length; // params should be a string here
let nonce = this.nonce();
let auth = 'method=' + path;
auth += '&accesskey=' + this.apiKey;
auth += paramsLength ? params : '';
let secret = this.hash(this.encode(this.secret), 'sha1');
let signature = this.hmac(this.encode(auth), this.encode(secret), 'md5');
let suffix = 'sign=' + signature + '&reqTime=' + nonce.toString();
url += '/' + path + '?' + auth + '&' + suffix;
}
return { 'url': url, 'method': method, 'body': body, 'headers': headers };
}
request(path, api = 'public', method = 'GET', params = {}, headers = undefined, body = undefined) {
var _this9 = this;
return (0, _asyncToGenerator3.default)(function* () {
let response = yield _this9.fetch2(path, api, method, params, headers, body);
if (api == 'private') if ('code' in response) throw new ExchangeError(_this9.id + ' ' + _this9.json(response));
return response;
})();
}
};