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hollaex.js
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hollaex.js
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'use strict';
// ---------------------------------------------------------------------------
const Exchange = require ('./base/Exchange');
const { BadRequest, AuthenticationError, NetworkError, ArgumentsRequired, OrderImmediatelyFillable, OrderNotFound, InsufficientFunds } = require ('./base/errors');
const { TICK_SIZE } = require ('./base/functions/number');
const Precise = require ('./base/Precise');
// ---------------------------------------------------------------------------
module.exports = class hollaex extends Exchange {
describe () {
return this.deepExtend (super.describe (), {
'id': 'hollaex',
'name': 'HollaEx',
'countries': [ 'KR' ],
// 4 requests per second => 1000ms / 4 = 250 ms between requests
'rateLimit': 250,
'version': 'v2',
'pro': true,
'has': {
'CORS': undefined,
'spot': true,
'margin': undefined,
'swap': false,
'future': false,
'option': false,
'addMargin': false,
'cancelAllOrders': true,
'cancelOrder': true,
'createLimitBuyOrder': true,
'createLimitSellOrder': true,
'createMarketBuyOrder': true,
'createMarketSellOrder': true,
'createOrder': true,
'createReduceOnlyOrder': false,
'createStopLimitOrder': true,
'createStopMarketOrder': true,
'createStopOrder': true,
'fetchBalance': true,
'fetchBorrowRate': false,
'fetchBorrowRateHistories': false,
'fetchBorrowRateHistory': false,
'fetchBorrowRates': false,
'fetchBorrowRatesPerSymbol': false,
'fetchClosedOrders': true,
'fetchCurrencies': true,
'fetchDepositAddress': 'emulated',
'fetchDepositAddresses': true,
'fetchDeposits': true,
'fetchFundingHistory': false,
'fetchFundingRate': false,
'fetchFundingRateHistory': false,
'fetchFundingRates': false,
'fetchIndexOHLCV': false,
'fetchLeverage': false,
'fetchMarginMode': false,
'fetchMarkets': true,
'fetchMarkOHLCV': false,
'fetchMyTrades': true,
'fetchOHLCV': true,
'fetchOpenInterestHistory': false,
'fetchOpenOrder': true,
'fetchOpenOrders': true,
'fetchOrder': true,
'fetchOrderBook': true,
'fetchOrderBooks': true,
'fetchOrders': true,
'fetchPosition': false,
'fetchPositionMode': false,
'fetchPositions': false,
'fetchPositionsRisk': false,
'fetchPremiumIndexOHLCV': false,
'fetchTicker': true,
'fetchTickers': true,
'fetchTrades': true,
'fetchTradingFee': false,
'fetchTradingFees': true,
'fetchTransactions': false,
'fetchTransfer': false,
'fetchTransfers': false,
'fetchWithdrawal': true,
'fetchWithdrawals': true,
'reduceMargin': false,
'setLeverage': false,
'setMarginMode': false,
'setPositionMode': false,
'transfer': false,
'withdraw': true,
},
'timeframes': {
'1m': '1m',
'5m': '5m',
'15m': '15m',
'1h': '1h',
'4h': '4h',
'1d': '1d',
'1w': '1w',
},
'urls': {
'logo': 'https://user-images.githubusercontent.com/1294454/75841031-ca375180-5ddd-11ea-8417-b975674c23cb.jpg',
'test': {
'rest': 'https://api.sandbox.hollaex.com',
},
'api': {
'rest': 'https://api.hollaex.com',
},
'www': 'https://hollaex.com',
'doc': 'https://apidocs.hollaex.com',
'referral': 'https://pro.hollaex.com/signup?affiliation_code=QSWA6G',
},
'precisionMode': TICK_SIZE,
'requiredCredentials': {
'apiKey': true,
'secret': true,
},
'api': {
'public': {
'get': {
'health': 1,
'constants': 1,
'kit': 1,
'tiers': 1,
'ticker': 1,
'tickers': 1,
'orderbook': 1,
'orderbooks': 1,
'trades': 1,
'chart': 1,
'charts': 1,
// TradingView
'udf/config': 1,
'udf/history': 1,
'udf/symbols': 1,
},
},
'private': {
'get': {
'user': 1,
'user/balance': 1,
'user/deposits': 1,
'user/withdrawals': 1,
'user/withdrawal/fee': 1,
'user/trades': 1,
'orders': 1,
'order': 1,
},
'post': {
'user/withdrawal': 1,
'order': 1,
},
'delete': {
'order/all': 1,
'order': 1,
},
},
},
'fees': {
'trading': {
'tierBased': true,
'percentage': true,
'taker': 0.001,
'maker': 0.001,
},
},
'exceptions': {
'broad': {
'Invalid token': AuthenticationError,
'Order not found': OrderNotFound,
'Insufficient balance': InsufficientFunds,
'Error 1001 - Order rejected. Order could not be submitted as this order was set to a post only order.': OrderImmediatelyFillable,
},
'exact': {
'400': BadRequest,
'403': AuthenticationError,
'404': BadRequest,
'405': BadRequest,
'410': BadRequest,
'429': BadRequest,
'500': NetworkError,
'503': NetworkError,
},
},
'options': {
// how many seconds before the authenticated request expires
'api-expires': parseInt (this.timeout / 1000),
'networks': {
'BTC': 'btc',
'ETH': 'eth',
'ERC20': 'eth',
'TRX': 'trx',
'TRC20': 'trx',
'XRP': 'xrp',
'XLM': 'xlm',
},
},
});
}
async fetchMarkets (params = {}) {
/**
* @method
* @name hollaex#fetchMarkets
* @description retrieves data on all markets for hollaex
* @param {object} params extra parameters specific to the exchange api endpoint
* @returns {[object]} an array of objects representing market data
*/
const response = await this.publicGetConstants (params);
//
// {
// coins: {
// xmr: {
// id: 7,
// fullname: "Monero",
// symbol: "xmr",
// active: true,
// allow_deposit: true,
// allow_withdrawal: true,
// withdrawal_fee: 0.02,
// min: 0.001,
// max: 100000,
// increment_unit: 0.001,
// deposit_limits: { '1': 0, '2': 0, '3': 0, '4': 0, '5': 0, '6': 0 },
// withdrawal_limits: { '1': 10, '2': 15, '3': 100, '4': 100, '5': 200, '6': 300, '7': 350, '8': 400, '9': 500, '10': -1 },
// created_at: "2019-12-09T07:14:02.720Z",
// updated_at: "2020-01-16T12:12:53.162Z"
// },
// // ...
// },
// pairs: {
// 'btc-usdt': {
// id: 2,
// name: "btc-usdt",
// pair_base: "btc",
// pair_2: "usdt",
// taker_fees: { '1': 0.3, '2': 0.25, '3': 0.2, '4': 0.18, '5': 0.1, '6': 0.09, '7': 0.08, '8': 0.06, '9': 0.04, '10': 0 },
// maker_fees: { '1': 0.1, '2': 0.08, '3': 0.05, '4': 0.03, '5': 0, '6': 0, '7': 0, '8': 0, '9': 0, '10': 0 },
// min_size: 0.0001,
// max_size: 1000,
// min_price: 100,
// max_price: 100000,
// increment_size: 0.0001,
// increment_price: 0.05,
// active: true,
// created_at: "2019-12-09T07:15:54.537Z",
// updated_at: "2019-12-09T07:15:54.537Z"
// },
// },
// config: { tiers: 10 },
// status: true
// }
//
const pairs = this.safeValue (response, 'pairs', {});
const keys = Object.keys (pairs);
const result = [];
for (let i = 0; i < keys.length; i++) {
const key = keys[i];
const market = pairs[key];
const baseId = this.safeString (market, 'pair_base');
const quoteId = this.safeString (market, 'pair_2');
const base = this.commonCurrencyCode (baseId.toUpperCase ());
const quote = this.commonCurrencyCode (quoteId.toUpperCase ());
result.push ({
'id': this.safeString (market, 'name'),
'symbol': base + '/' + quote,
'base': base,
'quote': quote,
'settle': undefined,
'baseId': baseId,
'quoteId': quoteId,
'settleId': undefined,
'type': 'spot',
'spot': true,
'margin': false,
'swap': false,
'future': false,
'option': false,
'active': this.safeValue (market, 'active'),
'contract': false,
'linear': undefined,
'inverse': undefined,
'contractSize': undefined,
'expiry': undefined,
'expiryDatetime': undefined,
'strike': undefined,
'optionType': undefined,
'precision': {
'amount': this.safeNumber (market, 'increment_size'),
'price': this.safeNumber (market, 'increment_price'),
},
'limits': {
'leverage': {
'min': undefined,
'max': undefined,
},
'amount': {
'min': this.safeNumber (market, 'min_size'),
'max': this.safeNumber (market, 'max_size'),
},
'price': {
'min': this.safeNumber (market, 'min_price'),
'max': this.safeNumber (market, 'max_price'),
},
'cost': {
'min': undefined,
'max': undefined,
},
},
'info': market,
});
}
return result;
}
async fetchCurrencies (params = {}) {
/**
* @method
* @name hollaex#fetchCurrencies
* @description fetches all available currencies on an exchange
* @param {object} params extra parameters specific to the hollaex api endpoint
* @returns {object} an associative dictionary of currencies
*/
const response = await this.publicGetConstants (params);
//
// {
// "coins":{
// "bch":{
// "id":4,
// "fullname":"Bitcoin Cash",
// "symbol":"bch",
// "active":true,
// "verified":true,
// "allow_deposit":true,
// "allow_withdrawal":true,
// "withdrawal_fee":0.0001,
// "min":0.001,
// "max":100000,
// "increment_unit":0.001,
// "logo":"https://bitholla.s3.ap-northeast-2.amazonaws.com/icon/BCH-hollaex-asset-01.svg",
// "code":"bch",
// "is_public":true,
// "meta":{},
// "estimated_price":null,
// "description":null,
// "type":"blockchain",
// "network":null,
// "standard":null,
// "issuer":"HollaEx",
// "withdrawal_fees":null,
// "created_at":"2019-08-09T10:45:43.367Z",
// "updated_at":"2021-12-13T03:08:32.372Z",
// "created_by":1,
// "owner_id":1
// },
// },
// "network":"https://api.hollaex.network"
// }
//
const coins = this.safeValue (response, 'coins', {});
const keys = Object.keys (coins);
const result = {};
for (let i = 0; i < keys.length; i++) {
const key = keys[i];
const currency = coins[key];
const id = this.safeString (currency, 'symbol');
const numericId = this.safeInteger (currency, 'id');
const code = this.safeCurrencyCode (id);
const name = this.safeString (currency, 'fullname');
const depositEnabled = this.safeValue (currency, 'allow_deposit');
const withdrawEnabled = this.safeValue (currency, 'allow_withdrawal');
const isActive = this.safeValue (currency, 'active');
const active = isActive && depositEnabled && withdrawEnabled;
const fee = this.safeNumber (currency, 'withdrawal_fee');
const withdrawalLimits = this.safeValue (currency, 'withdrawal_limits', []);
result[code] = {
'id': id,
'numericId': numericId,
'code': code,
'info': currency,
'name': name,
'active': active,
'deposit': depositEnabled,
'withdraw': withdrawEnabled,
'fee': fee,
'precision': this.safeNumber (currency, 'increment_unit'),
'limits': {
'amount': {
'min': this.safeNumber (currency, 'min'),
'max': this.safeNumber (currency, 'max'),
},
'withdraw': {
'min': undefined,
'max': this.safeValue (withdrawalLimits, 0),
},
},
};
}
return result;
}
async fetchOrderBooks (symbols = undefined, limit = undefined, params = {}) {
/**
* @method
* @name hollaex#fetchOrderBooks
* @description fetches information on open orders with bid (buy) and ask (sell) prices, volumes and other data for multiple markets
* @param {[string]|undefined} symbols not used by hollaex fetchOrderBooks ()
* @param {int|undefined} limit not used by hollaex fetchOrderBooks ()
* @param {object} params extra parameters specific to the hollaex api endpoint
* @returns {object} a dictionary of [order book structures]{@link https://docs.ccxt.com/en/latest/manual.html#order-book-structure} indexed by market symbol
*/
await this.loadMarkets ();
const response = await this.publicGetOrderbooks (params);
const result = {};
const marketIds = Object.keys (response);
for (let i = 0; i < marketIds.length; i++) {
const marketId = marketIds[i];
const orderbook = response[marketId];
const symbol = this.safeSymbol (marketId, undefined, '-');
const timestamp = this.parse8601 (this.safeString (orderbook, 'timestamp'));
result[symbol] = this.parseOrderBook (response[marketId], symbol, timestamp);
}
return result;
}
async fetchOrderBook (symbol, limit = undefined, params = {}) {
/**
* @method
* @name hollaex#fetchOrderBook
* @description fetches information on open orders with bid (buy) and ask (sell) prices, volumes and other data
* @param {string} symbol unified symbol of the market to fetch the order book for
* @param {int|undefined} limit the maximum amount of order book entries to return
* @param {object} params extra parameters specific to the hollaex api endpoint
* @returns {object} A dictionary of [order book structures]{@link https://docs.ccxt.com/en/latest/manual.html#order-book-structure} indexed by market symbols
*/
await this.loadMarkets ();
const market = this.market (symbol);
const request = {
'symbol': market['id'],
};
const response = await this.publicGetOrderbooks (this.extend (request, params));
//
// {
// "btc-usdt": {
// "bids": [
// [ 8836.4, 1.022 ],
// [ 8800, 0.0668 ],
// [ 8797.75, 0.2398 ],
// ],
// "asks": [
// [ 8839.35, 1.5334 ],
// [ 8852.6, 0.0579 ],
// [ 8860.45, 0.1815 ],
// ],
// "timestamp": "2020-03-03T02:27:25.147Z"
// },
// "eth-usdt": {},
// // ...
// }
//
const orderbook = this.safeValue (response, market['id']);
const timestamp = this.parse8601 (this.safeString (orderbook, 'timestamp'));
return this.parseOrderBook (orderbook, market['symbol'], timestamp);
}
async fetchTicker (symbol, params = {}) {
/**
* @method
* @name hollaex#fetchTicker
* @description fetches a price ticker, a statistical calculation with the information calculated over the past 24 hours for a specific market
* @param {string} symbol unified symbol of the market to fetch the ticker for
* @param {object} params extra parameters specific to the hollaex api endpoint
* @returns {object} a [ticker structure]{@link https://docs.ccxt.com/en/latest/manual.html#ticker-structure}
*/
await this.loadMarkets ();
const market = this.market (symbol);
const request = {
'symbol': market['id'],
};
const response = await this.publicGetTicker (this.extend (request, params));
//
// {
// open: 8615.55,
// close: 8841.05,
// high: 8921.1,
// low: 8607,
// last: 8841.05,
// volume: 20.2802,
// timestamp: '2020-03-03T03:11:18.964Z'
// }
//
return this.parseTicker (response, market);
}
async fetchTickers (symbols = undefined, params = {}) {
/**
* @method
* @name hollaex#fetchTickers
* @description fetches price tickers for multiple markets, statistical calculations with the information calculated over the past 24 hours each market
* @param {[string]|undefined} symbols unified symbols of the markets to fetch the ticker for, all market tickers are returned if not assigned
* @param {object} params extra parameters specific to the hollaex api endpoint
* @returns {object} a dictionary of [ticker structures]{@link https://docs.ccxt.com/en/latest/manual.html#ticker-structure}
*/
await this.loadMarkets ();
symbols = this.marketSymbols (symbols);
const response = await this.publicGetTickers (this.extend (params));
//
// {
// "bch-usdt": {
// "time": "2020-03-02T04:29:45.011Z",
// "open": 341.65,
// "close":337.9,
// "high":341.65,
// "low":337.3,
// "last":337.9,
// "volume":0.054,
// "symbol":"bch-usdt"
// },
// // ...
// }
//
return this.parseTickers (response, symbols);
}
parseTickers (response, symbols = undefined, params = {}) {
const result = {};
const keys = Object.keys (response);
for (let i = 0; i < keys.length; i++) {
const key = keys[i];
const ticker = response[key];
const marketId = this.safeString (ticker, 'symbol', key);
const market = this.safeMarket (marketId, undefined, '-');
const symbol = market['symbol'];
result[symbol] = this.extend (this.parseTicker (ticker, market), params);
}
return this.filterByArray (result, 'symbol', symbols);
}
parseTicker (ticker, market = undefined) {
//
// fetchTicker
//
// {
// open: 8615.55,
// close: 8841.05,
// high: 8921.1,
// low: 8607,
// last: 8841.05,
// volume: 20.2802,
// timestamp: '2020-03-03T03:11:18.964Z',
// }
//
// fetchTickers
//
// {
// "time": "2020-03-02T04:29:45.011Z",
// "open": 341.65,
// "close": 337.9,
// "high": 341.65,
// "low": 337.3,
// "last": 337.9,
// "volume": 0.054,
// "symbol": "bch-usdt"
// }
//
const marketId = this.safeString (ticker, 'symbol');
market = this.safeMarket (marketId, market, '-');
const symbol = market['symbol'];
const timestamp = this.parse8601 (this.safeString2 (ticker, 'time', 'timestamp'));
const close = this.safeString (ticker, 'close');
return this.safeTicker ({
'symbol': symbol,
'info': ticker,
'timestamp': timestamp,
'datetime': this.iso8601 (timestamp),
'high': this.safeString (ticker, 'high'),
'low': this.safeString (ticker, 'low'),
'bid': undefined,
'bidVolume': undefined,
'ask': undefined,
'askVolume': undefined,
'vwap': undefined,
'open': this.safeString (ticker, 'open'),
'close': close,
'last': this.safeString (ticker, 'last', close),
'previousClose': undefined,
'change': undefined,
'percentage': undefined,
'average': undefined,
'baseVolume': this.safeString (ticker, 'volume'),
'quoteVolume': undefined,
}, market);
}
async fetchTrades (symbol, since = undefined, limit = undefined, params = {}) {
/**
* @method
* @name hollaex#fetchTrades
* @description get the list of most recent trades for a particular symbol
* @param {string} symbol unified symbol of the market to fetch trades for
* @param {int|undefined} since timestamp in ms of the earliest trade to fetch
* @param {int|undefined} limit the maximum amount of trades to fetch
* @param {object} params extra parameters specific to the hollaex api endpoint
* @returns {[object]} a list of [trade structures]{@link https://docs.ccxt.com/en/latest/manual.html?#public-trades}
*/
await this.loadMarkets ();
const market = this.market (symbol);
const request = {
'symbol': market['id'],
};
const response = await this.publicGetTrades (this.extend (request, params));
//
// {
// "btc-usdt": [
// {
// "size": 0.5,
// "price": 8830,
// "side": "buy",
// "timestamp": "2020-03-03T04:44:33.034Z"
// },
// // ...
// ]
// }
//
const trades = this.safeValue (response, market['id'], []);
return this.parseTrades (trades, market, since, limit);
}
parseTrade (trade, market = undefined) {
//
// fetchTrades (public)
//
// {
// "size": 0.5,
// "price": 8830,
// "side": "buy",
// "timestamp": "2020-03-03T04:44:33.034Z"
// }
//
// fetchMyTrades (private)
// {
// "side":"sell",
// "symbol":"doge-usdt",
// "size":70,
// "price":0.147411,
// "timestamp":"2022-01-26T17:53:34.650Z",
// "order_id":"cba78ecb-4187-4da2-9d2f-c259aa693b5a",
// "fee":0.01031877,"fee_coin":"usdt"
// }
//
const marketId = this.safeString (trade, 'symbol');
market = this.safeMarket (marketId, market, '-');
const symbol = market['symbol'];
const datetime = this.safeString (trade, 'timestamp');
const timestamp = this.parse8601 (datetime);
const side = this.safeString (trade, 'side');
const orderId = this.safeString (trade, 'order_id');
const priceString = this.safeString (trade, 'price');
const amountString = this.safeString (trade, 'size');
const feeCostString = this.safeString (trade, 'fee');
let fee = undefined;
if (feeCostString !== undefined) {
fee = {
'cost': feeCostString,
'currency': market['quote'],
};
}
return this.safeTrade ({
'info': trade,
'id': undefined,
'timestamp': timestamp,
'datetime': datetime,
'symbol': symbol,
'order': orderId,
'type': undefined,
'side': side,
'takerOrMaker': undefined,
'price': priceString,
'amount': amountString,
'cost': undefined,
'fee': fee,
}, market);
}
async fetchTradingFees (params = {}) {
/**
* @method
* @name hollaex#fetchTradingFees
* @description fetch the trading fees for multiple markets
* @param {object} params extra parameters specific to the hollaex api endpoint
* @returns {object} a dictionary of [fee structures]{@link https://docs.ccxt.com/en/latest/manual.html#fee-structure} indexed by market symbols
*/
await this.loadMarkets ();
const response = await this.publicGetTiers (params);
//
// {
// '1': {
// id: '1',
// name: 'Silver',
// icon: '',
// description: 'Your crypto journey starts here! Make your first deposit to start trading, and verify your account to level up!',
// deposit_limit: '0',
// withdrawal_limit: '1000',
// fees: {
// maker: {
// 'eth-btc': '0.1',
// 'ada-usdt': '0.1',
// ...
// },
// taker: {
// 'eth-btc': '0.1',
// 'ada-usdt': '0.1',
// ...
// }
// },
// note: '<ul>\n<li>Login and verify email</li>\n</ul>\n',
// created_at: '2021-03-22T03:51:39.129Z',
// updated_at: '2021-11-01T02:51:56.214Z'
// },
// ...
// }
//
const firstTier = this.safeValue (response, '1', {});
const fees = this.safeValue (firstTier, 'fees', {});
const makerFees = this.safeValue (fees, 'maker', {});
const takerFees = this.safeValue (fees, 'taker', {});
const result = {};
for (let i = 0; i < this.symbols.length; i++) {
const symbol = this.symbols[i];
const market = this.market (symbol);
const makerString = this.safeString (makerFees, market['id']);
const takerString = this.safeString (takerFees, market['id']);
result[symbol] = {
'info': fees,
'symbol': symbol,
'maker': this.parseNumber (Precise.stringDiv (makerString, '100')),
'taker': this.parseNumber (Precise.stringDiv (takerString, '100')),
'percentage': true,
'tierBased': true,
};
}
return result;
}
async fetchOHLCV (symbol, timeframe = '1m', since = undefined, limit = undefined, params = {}) {
/**
* @method
* @name hollaex#fetchOHLCV
* @description fetches historical candlestick data containing the open, high, low, and close price, and the volume of a market
* @param {string} symbol unified symbol of the market to fetch OHLCV data for
* @param {string} timeframe the length of time each candle represents
* @param {int|undefined} since timestamp in ms of the earliest candle to fetch
* @param {int|undefined} limit the maximum amount of candles to fetch
* @param {object} params extra parameters specific to the hollaex api endpoint
* @returns {[[int]]} A list of candles ordered as timestamp, open, high, low, close, volume
*/
await this.loadMarkets ();
const market = this.market (symbol);
const request = {
'symbol': market['id'],
'resolution': this.safeString (this.timeframes, timeframe, timeframe),
};
const duration = this.parseTimeframe (timeframe);
if (since === undefined) {
if (limit === undefined) {
limit = 1000; // they have no defaults and can actually provide tens of thousands of bars in one request, but we should cap "default" at generous amount
}
const end = this.seconds ();
const start = end - duration * limit;
request['to'] = end;
request['from'] = start;
} else {
if (limit === undefined) {
request['from'] = parseInt (since / 1000);
request['to'] = this.seconds ();
} else {
const start = parseInt (since / 1000);
request['from'] = start;
request['to'] = this.sum (start, duration * limit);
}
}
const response = await this.publicGetChart (this.extend (request, params));
//
// [
// {
// "time":"2020-03-02T20:00:00.000Z",
// "close":8872.1,
// "high":8872.1,
// "low":8858.6,
// "open":8858.6,
// "symbol":"btc-usdt",
// "volume":1.2922
// },
// ]
//
return this.parseOHLCVs (response, market, timeframe, since, limit);
}
parseOHLCV (response, market = undefined, timeframe = '1h', since = undefined, limit = undefined) {
//
// {
// "time":"2020-03-02T20:00:00.000Z",
// "close":8872.1,
// "high":8872.1,
// "low":8858.6,
// "open":8858.6,
// "symbol":"btc-usdt",
// "volume":1.2922
// }
//
return [
this.parse8601 (this.safeString (response, 'time')),
this.safeNumber (response, 'open'),
this.safeNumber (response, 'high'),
this.safeNumber (response, 'low'),
this.safeNumber (response, 'close'),
this.safeNumber (response, 'volume'),
];
}
parseBalance (response) {
const timestamp = this.parse8601 (this.safeString (response, 'updated_at'));
const result = {
'info': response,
'timestamp': timestamp,
'datetime': this.iso8601 (timestamp),
};
const currencyIds = Object.keys (this.currencies_by_id);
for (let i = 0; i < currencyIds.length; i++) {
const currencyId = currencyIds[i];
const code = this.safeCurrencyCode (currencyId);
const account = this.account ();
account['free'] = this.safeString (response, currencyId + '_available');
account['total'] = this.safeString (response, currencyId + '_balance');
result[code] = account;
}
return this.safeBalance (result);
}
async fetchBalance (params = {}) {
/**
* @method
* @name hollaex#fetchBalance
* @description query for balance and get the amount of funds available for trading or funds locked in orders
* @param {object} params extra parameters specific to the hollaex api endpoint
* @returns {object} a [balance structure]{@link https://docs.ccxt.com/en/latest/manual.html?#balance-structure}
*/
await this.loadMarkets ();
const response = await this.privateGetUserBalance (params);
//
// {
// "updated_at": "2020-03-02T22:27:38.428Z",
// "btc_balance": 0,
// "btc_pending": 0,
// "btc_available": 0,
// "eth_balance": 0,
// "eth_pending": 0,
// "eth_available": 0,
// // ...
// }
//
return this.parseBalance (response);
}
async fetchOpenOrder (id, symbol = undefined, params = {}) {
/**
* @method
* @name hollaex#fetchOpenOrder
* @description fetch an open order by it's id
* @param {string} id order id
* @param {string|undefined} symbol not used by hollaex fetchOpenOrder ()
* @param {object} params extra parameters specific to the hollaex api endpoint
* @returns {object} an [order structure]{@link https://docs.ccxt.com/en/latest/manual.html#order-structure}
*/
await this.loadMarkets ();
const request = {
'order_id': id,
};
const response = await this.privateGetOrder (this.extend (request, params));
//
// {
// "id": "string",
// "side": "sell",
// "symbol": "xht-usdt",
// "size": 0.1,
// "filled": 0,
// "stop": null,
// "fee": 0,
// "fee_coin": "usdt",
// "type": "limit",
// "price": 1.09,
// "status": "new",
// "created_by": 116,
// "created_at": "2021-02-17T02:32:38.910Z",
// "updated_at": "2021-02-17T02:32:38.910Z",
// "User": {
// "id": 116,
// "email": "[email protected]",
// "username": "narrator",
// "exchange_id": 176
// }
// }
//
return this.parseOrder (response);
}
async fetchOpenOrders (symbol = undefined, since = undefined, limit = undefined, params = {}) {
/**
* @method
* @name hollaex#fetchOpenOrders
* @description fetch all unfilled currently open orders
* @param {string|undefined} symbol unified market symbol
* @param {int|undefined} since the earliest time in ms to fetch open orders for
* @param {int|undefined} limit the maximum number of open orders structures to retrieve
* @param {object} params extra parameters specific to the hollaex api endpoint
* @returns {[object]} a list of [order structures]{@link https://docs.ccxt.com/en/latest/manual.html#order-structure}
*/
const request = {
'open': true,
};
return await this.fetchOrders (symbol, since, limit, this.extend (request, params));
}
async fetchClosedOrders (symbol = undefined, since = undefined, limit = undefined, params = {}) {
/**
* @method
* @name hollaex#fetchClosedOrders
* @description fetches information on multiple closed orders made by the user
* @param {string|undefined} symbol unified market symbol of the market orders were made in
* @param {int|undefined} since the earliest time in ms to fetch orders for
* @param {int|undefined} limit the maximum number of orde structures to retrieve
* @param {object} params extra parameters specific to the hollaex api endpoint
* @returns {[object]} a list of [order structures]{@link https://docs.ccxt.com/en/latest/manual.html#order-structure}
*/
const request = {
'open': false,
};
return await this.fetchOrders (symbol, since, limit, this.extend (request, params));
}
async fetchOrder (id, symbol = undefined, params = {}) {
/**
* @method
* @name hollaex#fetchOrder
* @description fetches information on an order made by the user
* @param {string|undefined} symbol unified symbol of the market the order was made in
* @param {object} params extra parameters specific to the hollaex api endpoint
* @returns {object} An [order structure]{@link https://docs.ccxt.com/en/latest/manual.html#order-structure}
*/
await this.loadMarkets ();
const request = {
'order_id': id,
};
const response = await this.privateGetOrder (this.extend (request, params));
// {
// "id": "string",
// "side": "sell",
// "symbol": "xht-usdt",
// "size": 0.1,
// "filled": 0,
// "stop": null,
// "fee": 0,
// "fee_coin": "usdt",
// "type": "limit",
// "price": 1.09,
// "status": "new",
// "created_by": 116,
// "created_at": "2021-02-17T02:32:38.910Z",
// "updated_at": "2021-02-17T02:32:38.910Z",
// "User": {
// "id": 116,
// "email": "[email protected]",
// "username": "narrator",
// "exchange_id": 176
// }
// }
const order = response;
if (order === undefined) {
throw new OrderNotFound (this.id + ' fetchOrder() could not find order id ' + id);
}
return this.parseOrder (order);
}
async fetchOrders (symbol = undefined, since = undefined, limit = undefined, params = {}) {
/**
* @method
* @name hollaex#fetchOrders
* @description fetches information on multiple orders made by the user
* @param {string|undefined} symbol unified market symbol of the market orders were made in
* @param {int|undefined} since the earliest time in ms to fetch orders for
* @param {int|undefined} limit the maximum number of orde structures to retrieve
* @param {object} params extra parameters specific to the hollaex api endpoint
* @returns {[object]} a list of [order structures]{@link https://docs.ccxt.com/en/latest/manual.html#order-structure}
*/
await this.loadMarkets ();
let market = undefined;
const request = {
// 'symbol': market['id'],
// 'side': 'buy', // 'sell'
// 'status': 'new', // 'filled', 'pfilled', 'canceled'