ccxt-compiled
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A JavaScript / Python / PHP cryptocurrency trading library with support for 90+ exchanges
326 lines (294 loc) • 12.8 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 { AuthenticationError } = require('./base/errors');
// ---------------------------------------------------------------------------
module.exports = class btcchina extends Exchange {
describe() {
return this.deepExtend(super.describe(), {
'id': 'btcchina',
'name': 'BTCChina',
'countries': 'CN',
'rateLimit': 1500,
'version': 'v1',
'hasCORS': true,
'urls': {
'logo': 'https://user-images.githubusercontent.com/1294454/27766368-465b3286-5ed6-11e7-9a11-0f6467e1d82b.jpg',
'api': {
'plus': 'https://plus-api.btcchina.com/market',
'public': 'https://data.btcchina.com/data',
'private': 'https://api.btcchina.com/api_trade_v1.php'
},
'www': 'https://www.btcchina.com',
'doc': 'https://www.btcchina.com/apidocs'
},
'api': {
'plus': {
'get': ['orderbook', 'ticker', 'trade']
},
'public': {
'get': ['historydata', 'orderbook', 'ticker', 'trades']
},
'private': {
'post': ['BuyIcebergOrder', 'BuyOrder', 'BuyOrder2', 'BuyStopOrder', 'CancelIcebergOrder', 'CancelOrder', 'CancelStopOrder', 'GetAccountInfo', 'getArchivedOrder', 'getArchivedOrders', 'GetDeposits', 'GetIcebergOrder', 'GetIcebergOrders', 'GetMarketDepth', 'GetMarketDepth2', 'GetOrder', 'GetOrders', 'GetStopOrder', 'GetStopOrders', 'GetTransactions', 'GetWithdrawal', 'GetWithdrawals', 'RequestWithdrawal', 'SellIcebergOrder', 'SellOrder', 'SellOrder2', 'SellStopOrder']
}
},
'markets': {
'BTC/CNY': { 'id': 'btccny', 'symbol': 'BTC/CNY', 'base': 'BTC', 'quote': 'CNY', 'api': 'public', 'plus': false },
'LTC/CNY': { 'id': 'ltccny', 'symbol': 'LTC/CNY', 'base': 'LTC', 'quote': 'CNY', 'api': 'public', 'plus': false },
'LTC/BTC': { 'id': 'ltcbtc', 'symbol': 'LTC/BTC', 'base': 'LTC', 'quote': 'BTC', 'api': 'public', 'plus': false },
'BCH/CNY': { 'id': 'bcccny', 'symbol': 'BCH/CNY', 'base': 'BCH', 'quote': 'CNY', 'api': 'plus', 'plus': true },
'ETH/CNY': { 'id': 'ethcny', 'symbol': 'ETH/CNY', 'base': 'ETH', 'quote': 'CNY', 'api': 'plus', 'plus': true }
}
});
}
fetchMarkets() {
var _this = this;
return (0, _asyncToGenerator3.default)(function* () {
let markets = yield _this.publicGetTicker({
'market': 'all'
});
let result = [];
let keys = (0, _keys2.default)(markets);
for (let p = 0; p < keys.length; p++) {
let key = keys[p];
let market = markets[key];
let parts = key.split('_');
let id = parts[1];
let base = id.slice(0, 3);
let quote = id.slice(3, 6);
base = base.toUpperCase();
quote = quote.toUpperCase();
let symbol = base + '/' + quote;
result.push({
'id': id,
'symbol': symbol,
'base': base,
'quote': quote,
'info': market
});
}
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 lowercase = currency.toLowerCase();
let account = _this2.account();
if (lowercase in balances['balance']) account['total'] = parseFloat(balances['balance'][lowercase]['amount']);
if (lowercase in balances['frozen']) account['used'] = parseFloat(balances['frozen'][lowercase]['amount']);
account['free'] = account['total'] - account['used'];
result[currency] = account;
}
return _this2.parseBalance(result);
})();
}
createMarketRequest(market) {
let request = {};
let field = market['plus'] ? 'symbol' : 'market';
request[field] = market['id'];
return request;
}
fetchOrderBook(symbol, params = {}) {
var _this3 = this;
return (0, _asyncToGenerator3.default)(function* () {
yield _this3.loadMarkets();
let market = _this3.market(symbol);
let method = market['api'] + 'GetOrderbook';
let request = _this3.createMarketRequest(market);
let orderbook = yield _this3[method](_this3.extend(request, params));
let timestamp = orderbook['date'] * 1000;
let result = _this3.parseOrderBook(orderbook, timestamp);
result['asks'] = _this3.sortBy(result['asks'], 0);
return result;
})();
}
parseTicker(ticker, market) {
let timestamp = ticker['date'] * 1000;
return {
'timestamp': timestamp,
'datetime': this.iso8601(timestamp),
'high': parseFloat(ticker['high']),
'low': parseFloat(ticker['low']),
'bid': parseFloat(ticker['buy']),
'ask': parseFloat(ticker['sell']),
'vwap': parseFloat(ticker['vwap']),
'open': parseFloat(ticker['open']),
'close': parseFloat(ticker['prev_close']),
'first': undefined,
'last': parseFloat(ticker['last']),
'change': undefined,
'percentage': undefined,
'average': undefined,
'baseVolume': parseFloat(ticker['vol']),
'quoteVolume': undefined,
'info': ticker
};
}
parseTickerPlus(ticker, market) {
let timestamp = ticker['Timestamp'];
let symbol = undefined;
if (market) symbol = market['symbol'];
return {
'symbol': symbol,
'timestamp': timestamp,
'datetime': this.iso8601(timestamp),
'high': parseFloat(ticker['High']),
'low': parseFloat(ticker['Low']),
'bid': parseFloat(ticker['BidPrice']),
'ask': parseFloat(ticker['AskPrice']),
'vwap': undefined,
'open': parseFloat(ticker['Open']),
'close': parseFloat(ticker['PrevCls']),
'first': undefined,
'last': parseFloat(ticker['Last']),
'change': undefined,
'percentage': undefined,
'average': undefined,
'baseVolume': parseFloat(ticker['Volume24H']),
'quoteVolume': undefined,
'info': ticker
};
}
fetchTicker(symbol, params = {}) {
var _this4 = this;
return (0, _asyncToGenerator3.default)(function* () {
yield _this4.loadMarkets();
let market = _this4.market(symbol);
let method = market['api'] + 'GetTicker';
let request = _this4.createMarketRequest(market);
let tickers = yield _this4[method](_this4.extend(request, params));
let ticker = tickers['ticker'];
if (market['plus']) return _this4.parseTickerPlus(ticker, market);
return _this4.parseTicker(ticker, market);
})();
}
parseTrade(trade, market) {
let timestamp = parseInt(trade['date']) * 1000;
return {
'id': trade['tid'],
'info': trade,
'timestamp': timestamp,
'datetime': this.iso8601(timestamp),
'symbol': market['symbol'],
'type': undefined,
'side': undefined,
'price': trade['price'],
'amount': trade['amount']
};
}
parseTradePlus(trade, market) {
let timestamp = this.parse8601(trade['timestamp']);
return {
'id': undefined,
'info': trade,
'timestamp': timestamp,
'datetime': this.iso8601(timestamp),
'symbol': market['symbol'],
'type': undefined,
'side': trade['side'].toLowerCase(),
'price': trade['price'],
'amount': trade['size']
};
}
parseTradesPlus(trades, market = undefined) {
let result = [];
for (let i = 0; i < trades.length; i++) {
result.push(this.parseTradePlus(trades[i], market));
}
return result;
}
fetchTrades(symbol, since = undefined, limit = undefined, params = {}) {
var _this5 = this;
return (0, _asyncToGenerator3.default)(function* () {
yield _this5.loadMarkets();
let market = _this5.market(symbol);
let method = market['api'] + 'GetTrade';
let request = _this5.createMarketRequest(market);
if (market['plus']) {
let now = _this5.milliseconds();
request['start_time'] = now - 86400 * 1000;
request['end_time'] = now;
} else {
method += 's'; // trades vs trade
}
let response = yield _this5[method](_this5.extend(request, params));
if (market['plus']) {
return _this5.parseTradesPlus(response['trades'], market);
}
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 market = _this6.market(symbol);
let method = 'privatePost' + _this6.capitalize(side) + 'Order2';
let order = {};
let id = market['id'].toUpperCase();
if (type == 'market') {
order['params'] = [undefined, amount, id];
} else {
order['params'] = [price, amount, id];
}
let response = yield _this6[method](_this6.extend(order, params));
return {
'info': response,
'id': response['id']
};
})();
}
cancelOrder(id, symbol = undefined, params = {}) {
var _this7 = this;
return (0, _asyncToGenerator3.default)(function* () {
yield _this7.loadMarkets();
let market = params['market']; // TODO fixme
return yield _this7.privatePostCancelOrder(_this7.extend({
'params': [id, market]
}, params));
})();
}
nonce() {
return this.microseconds();
}
sign(path, api = 'public', method = 'GET', params = {}, headers = undefined, body = undefined) {
let url = this.urls['api'][api] + '/' + path;
if (api == 'private') {
this.checkRequiredCredentials();
let p = [];
if ('params' in params) p = params['params'];
let nonce = this.nonce();
let request = {
'method': path,
'id': nonce,
'params': p
};
p = p.join(',');
body = this.json(request);
let query = 'tonce=' + nonce + '&accesskey=' + this.apiKey + '&requestmethod=' + method.toLowerCase() + '&id=' + nonce + '&method=' + path + '¶ms=' + p;
let signature = this.hmac(this.encode(query), this.encode(this.secret), 'sha1');
let auth = this.encode(this.apiKey + ':' + signature);
headers = {
'Authorization': 'Basic ' + this.stringToBase64(auth),
'Json-Rpc-Tonce': nonce
};
} else {
if ((0, _keys2.default)(params).length) url += '?' + this.urlencode(params);
}
return { 'url': url, 'method': method, 'body': body, 'headers': headers };
}
};