@jmparsons/ccxt
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A JavaScript / Python / PHP cryptocurrency trading library with support for 100+ exchanges
435 lines (414 loc) • 16.1 kB
JavaScript
'use strict';
// ---------------------------------------------------------------------------
const Exchange = require ('./base/Exchange');
const { ExchangeError, AuthenticationError, InvalidNonce, InsufficientFunds, OrderNotFound, DDoSProtection } = require ('./base/errors');
// ---------------------------------------------------------------------------
module.exports = class bitz extends Exchange {
describe () {
return this.deepExtend (super.describe (), {
'id': 'bitz',
'name': 'Bit-Z',
'countries': 'HK',
'rateLimit': 1000,
'version': 'v1',
'userAgent': this.userAgents['chrome'],
'has': {
'fetchTickers': true,
'fetchOHLCV': true,
'fetchOpenOrders': true,
},
'timeframes': {
'1m': '1m',
'5m': '5m',
'15m': '15m',
'30m': '30m',
'1h': '1h',
'1d': '1d',
},
'urls': {
'logo': 'https://user-images.githubusercontent.com/1294454/35862606-4f554f14-0b5d-11e8-957d-35058c504b6f.jpg',
'api': 'https://www.bit-z.com/api_v1',
'www': 'https://www.bit-z.com',
'doc': 'https://www.bit-z.com/api.html',
'fees': 'https://www.bit-z.com/about/fee',
},
'api': {
'public': {
'get': [
'ticker',
'tickerall',
'depth',
'orders',
'kline',
],
},
'private': {
'post': [
'balances',
'tradeAdd',
'tradeCancel',
'openOrders',
],
},
},
'fees': {
'trading': {
'maker': 0.001,
'taker': 0.001,
},
'funding': {
'withdraw': {
'BTC': '0.5%',
'DKKT': '0.5%',
'ETH': 0.01,
'USDT': '0.5%',
'LTC': '0.5%',
'FCT': '0.5%',
'LSK': '0.5%',
'HXI': '0.8%',
'ZEC': '0.5%',
'DOGE': '0.5%',
'MZC': '0.5%',
'ETC': '0.5%',
'GXS': '0.5%',
'XPM': '0.5%',
'PPC': '0.5%',
'BLK': '0.5%',
'XAS': '0.5%',
'HSR': '0.5%',
'NULS': 5.0,
'VOISE': 350.0,
'PAY': 1.5,
'EOS': 0.6,
'YBCT': 35.0,
'OMG': 0.3,
'OTN': 0.4,
'BTX': '0.5%',
'QTUM': '0.5%',
'DASH': '0.5%',
'GAME': '0.5%',
'BCH': '0.5%',
'GNT': 9.0,
'SSS': 1500.0,
'ARK': '0.5%',
'PART': '0.5%',
'LEO': '0.5%',
'DGB': '0.5%',
'ZSC': 130.0,
'VIU': 350.0,
'BTG': '0.5%',
'ARN': 10.0,
'VTC': '0.5%',
'BCD': '0.5%',
'TRX': 200.0,
'HWC': '0.5%',
'UNIT': '0.5%',
'OXY': '0.5%',
'MCO': 0.3500,
'SBTC': '0.5%',
'BCX': '0.5%',
'ETF': '0.5%',
'PYLNT': 0.4000,
'XRB': '0.5%',
'ETP': '0.5%',
},
},
},
'precision': {
'amount': 8,
'price': 8,
},
'options': {
'lastNonceTimestamp': 0,
},
'commonCurrencies': {
'PXC': 'Pixiecoin',
},
});
}
async fetchMarkets () {
let response = await this.publicGetTickerall ();
let markets = response['data'];
let ids = Object.keys (markets);
let result = [];
for (let i = 0; i < ids.length; i++) {
let id = ids[i];
let market = markets[id];
let [ baseId, quoteId ] = id.split ('_');
let base = baseId.toUpperCase ();
let quote = quoteId.toUpperCase ();
base = this.commonCurrencyCode (base);
quote = this.commonCurrencyCode (quote);
let symbol = base + '/' + quote;
result.push ({
'id': id,
'symbol': symbol,
'base': base,
'quote': quote,
'baseId': baseId,
'quoteId': quoteId,
'active': true,
'info': market,
});
}
return result;
}
async fetchBalance (params = {}) {
await this.loadMarkets ();
let response = await this.privatePostBalances (params);
let data = response['data'];
let balances = this.omit (data, 'uid');
let result = { 'info': response };
let keys = Object.keys (balances);
for (let i = 0; i < keys.length; i++) {
let id = keys[i];
let idHasUnderscore = (id.indexOf ('_') >= 0);
if (!idHasUnderscore) {
let code = id.toUpperCase ();
if (id in this.currencies_by_id) {
code = this.currencies_by_id[id]['code'];
}
let account = this.account ();
let usedField = id + '_lock';
account['used'] = this.safeFloat (balances, usedField);
account['total'] = this.safeFloat (balances, id);
account['free'] = account['total'] - account['used'];
result[code] = account;
}
}
return this.parseBalance (result);
}
parseTicker (ticker, market = undefined) {
let timestamp = ticker['date'] * 1000;
let symbol = market['symbol'];
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, 'buy'),
'bidVolume': undefined,
'ask': this.safeFloat (ticker, 'sell'),
'askVolume': undefined,
'vwap': undefined,
'open': undefined,
'close': last,
'last': last,
'previousClose': undefined,
'change': undefined,
'percentage': undefined,
'average': undefined,
'baseVolume': this.safeFloat (ticker, 'vol'),
'quoteVolume': undefined,
'info': ticker,
};
}
async fetchTicker (symbol, params = {}) {
await this.loadMarkets ();
let market = this.market (symbol);
let response = await this.publicGetTicker (this.extend ({
'coin': market['id'],
}, params));
return this.parseTicker (response['data'], market);
}
async fetchTickers (symbols = undefined, params = {}) {
await this.loadMarkets ();
let response = await this.publicGetTickerall (params);
let tickers = response['data'];
let result = {};
let ids = Object.keys (tickers);
for (let i = 0; i < ids.length; i++) {
let id = ids[i];
let market = this.markets_by_id[id];
let symbol = market['symbol'];
result[symbol] = this.parseTicker (tickers[id], market);
}
return result;
}
async fetchOrderBook (symbol, limit = undefined, params = {}) {
await this.loadMarkets ();
let response = await this.publicGetDepth (this.extend ({
'coin': this.marketId (symbol),
}, params));
let orderbook = response['data'];
let timestamp = orderbook['date'] * 1000;
return this.parseOrderBook (orderbook, timestamp);
}
parseTrade (trade, market = undefined) {
let hkt = this.sum (this.milliseconds (), 28800000);
let utcDate = this.iso8601 (hkt);
utcDate = utcDate.split ('T');
utcDate = utcDate[0] + ' ' + trade['t'] + '+08';
let timestamp = this.parse8601 (utcDate);
let price = this.safeFloat (trade, 'p');
let amount = this.safeFloat (trade, 'n');
let symbol = market['symbol'];
let cost = this.priceToPrecision (symbol, amount * price);
return {
'timestamp': timestamp,
'datetime': this.iso8601 (timestamp),
'symbol': symbol,
'id': undefined,
'order': undefined,
'type': 'limit',
'side': trade['s'],
'price': price,
'amount': amount,
'cost': cost,
'fee': undefined,
'info': trade,
};
}
async fetchTrades (symbol, since = undefined, limit = undefined, params = {}) {
await this.loadMarkets ();
let market = this.market (symbol);
let response = await this.publicGetOrders (this.extend ({
'coin': market['id'],
}, params));
let trades = response['data']['d'];
return this.parseTrades (trades, market, since, limit);
}
async fetchOHLCV (symbol, timeframe = '1m', since = undefined, limit = undefined, params = {}) {
await this.loadMarkets ();
let market = this.market (symbol);
let response = await this.publicGetKline (this.extend ({
'coin': market['id'],
'type': this.timeframes[timeframe],
}, params));
let ohlcv = JSON.parse (response['data']['datas']['data']);
return this.parseOHLCVs (ohlcv, market, timeframe, since, limit);
}
parseOrder (order, market = undefined) {
let symbol = undefined;
if (typeof market !== 'undefined')
symbol = market['symbol'];
let side = this.safeString (order, 'side');
if (typeof side === 'undefined') {
side = this.safeString (order, 'type');
if (typeof side !== 'undefined')
side = (side === 'in') ? 'buy' : 'sell';
if (typeof side === 'undefined')
side = this.safeString (order, 'flag');
}
let amount = this.safeFloat (order, 'number');
let filled = this.safeFloat (order, 'numberover');
let remaining = undefined;
if (typeof amount !== 'undefined')
if (typeof filled !== 'undefined')
remaining = amount - filled;
let timestamp = undefined;
let iso8601 = undefined;
if ('datetime' in order) {
timestamp = this.parse8601 (order['datetime']);
iso8601 = this.iso8601 (timestamp);
}
return {
'id': order['id'],
'datetime': iso8601,
'timestamp': timestamp,
'lastTradeTimestamp': undefined,
'status': 'open',
'symbol': symbol,
'type': 'limit',
'side': side,
'price': order['price'],
'cost': undefined,
'amount': order['number'],
'filled': filled,
'remaining': remaining,
'trades': undefined,
'fee': undefined,
'info': order,
};
}
async createOrder (symbol, type, side, amount, price = undefined, params = {}) {
await this.loadMarkets ();
let market = this.market (symbol);
let orderType = (side === 'buy') ? 'in' : 'out';
if (!this.password)
throw new ExchangeError (this.id + ' createOrder() requires you to set exchange.password = "YOUR_TRADING_PASSWORD" (a trade password is NOT THE SAME as your login password)');
let request = {
'coin': market['id'],
'type': orderType,
'price': this.priceToPrecision (symbol, price),
'number': this.amountToString (symbol, amount),
'tradepwd': this.password,
};
let response = await this.privatePostTradeAdd (this.extend (request, params));
let id = response['data']['id'];
let order = this.parseOrder ({
'id': id,
'price': price,
'number': amount,
'side': side,
}, market);
this.orders[id] = order;
return order;
}
async cancelOrder (id, symbol = undefined, params = {}) {
await this.loadMarkets ();
let response = await this.privatePostTradeCancel (this.extend ({
'id': id,
}, params));
return response;
}
async fetchOpenOrders (symbol = undefined, since = undefined, limit = undefined, params = {}) {
await this.loadMarkets ();
let market = this.market (symbol);
let response = await this.privatePostOpenOrders (this.extend ({
'coin': market['id'],
}, params));
return this.parseOrders (response['data'], market, since, limit);
}
nonce () {
let currentTimestamp = this.seconds ();
if (currentTimestamp > this.options['lastNonceTimestamp']) {
this.options['lastNonceTimestamp'] = currentTimestamp;
this.options['lastNonce'] = 100000;
}
this.options['lastNonce'] += 1;
return this.options['lastNonce'];
}
sign (path, api = 'public', method = 'GET', params = {}, headers = undefined, body = undefined) {
let url = this.urls['api'] + '/' + path;
let query = undefined;
if (api === 'public') {
query = this.urlencode (params);
if (query.length)
url += '?' + query;
} else {
this.checkRequiredCredentials ();
body = this.urlencode (this.keysort (this.extend ({
'api_key': this.apiKey,
'timestamp': this.seconds (),
'nonce': this.nonce (),
}, params)));
body += '&sign=' + this.hash (this.encode (body + this.secret));
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);
let code = this.safeString (response, 'code');
if (code !== '0') {
let ErrorClass = this.safeValue ({
'103': AuthenticationError,
'104': AuthenticationError,
'200': AuthenticationError,
'202': AuthenticationError,
'401': AuthenticationError,
'406': AuthenticationError,
'203': InvalidNonce,
'201': OrderNotFound,
'408': InsufficientFunds,
'106': DDoSProtection,
}, code, ExchangeError);
let message = this.safeString (response, 'msg', 'Error');
throw new ErrorClass (message);
}
return response;
}
};