ccxt-look
Version:
1,269 lines (1,245 loc) • 141 kB
JavaScript
'use strict';
// ---------------------------------------------------------------------------
const Exchange = require ('./base/Exchange');
const { ExchangeError, ArgumentsRequired, BadRequest, BadSymbol, InsufficientFunds, OrderNotFound, InvalidOrder, AuthenticationError, PermissionDenied, ExchangeNotAvailable, RequestTimeout } = require ('./base/errors');
const Precise = require ('./base/Precise');
// ---------------------------------------------------------------------------
module.exports = class coinex extends Exchange {
describe () {
return this.deepExtend (super.describe (), {
'id': 'coinex',
'name': 'CoinEx',
'version': 'v1',
'countries': [ 'CN' ],
'rateLimit': 50, // Normal limit frequency is single IP：200 times / 10 seconds
'has': {
'CORS': undefined,
'spot': true,
'margin': undefined, // has but unimplemented
'swap': true,
'future': false,
'option': false,
'addMargin': true,
'cancelAllOrders': true,
'cancelOrder': true,
'createOrder': true,
'createReduceOnlyOrder': true,
'fetchBalance': true,
'fetchClosedOrders': true,
'fetchDeposits': true,
'fetchFundingHistory': true,
'fetchFundingRate': true,
'fetchFundingRateHistory': true,
'fetchFundingRates': false,
'fetchIndexOHLCV': false,
'fetchLeverage': undefined,
'fetchLeverageTiers': undefined,
'fetchMarketLeverageTiers': undefined,
'fetchMarkets': true,
'fetchMarkOHLCV': false,
'fetchMyTrades': true,
'fetchOHLCV': true,
'fetchOpenOrders': true,
'fetchOrder': true,
'fetchOrderBook': true,
'fetchPosition': true,
'fetchPositions': true,
'fetchPositionsRisk': false,
'fetchPremiumIndexOHLCV': false,
'fetchTicker': true,
'fetchTickers': true,
'fetchTrades': true,
'fetchTradingFee': true,
'fetchTradingFees': true,
'fetchTransfers': true,
'fetchWithdrawals': true,
'reduceMargin': true,
'setLeverage': true,
'setMarginMode': true,
'setPositionMode': false,
'transfer': true,
'withdraw': true,
},
'timeframes': {
'1m': '1min',
'3m': '3min',
'5m': '5min',
'15m': '15min',
'30m': '30min',
'1h': '1hour',
'2h': '2hour',
'4h': '4hour',
'6h': '6hour',
'12h': '12hour',
'1d': '1day',
'3d': '3day',
'1w': '1week',
},
'urls': {
'logo': 'https://user-images.githubusercontent.com/51840849/87182089-1e05fa00-c2ec-11ea-8da9-cc73b45abbbc.jpg',
'api': {
'public': 'https://api.coinex.com',
'private': 'https://api.coinex.com',
'perpetualPublic': 'https://api.coinex.com/perpetual',
'perpetualPrivate': 'https://api.coinex.com/perpetual',
},
'www': 'https://www.coinex.com',
'doc': 'https://github.com/coinexcom/coinex_exchange_api/wiki',
'fees': 'https://www.coinex.com/fees',
'referral': 'https://www.coinex.com/register?refer_code=yw5fz',
},
'api': {
'public': {
'get': {
'amm/market': 1,
'common/currency/rate': 1,
'common/asset/config': 1,
'common/maintain/info': 1,
'common/temp-maintain/info': 1,
'margin/market': 1,
'market/info': 1,
'market/list': 1,
'market/ticker': 1,
'market/ticker/all': 1,
'market/depth': 1,
'market/deals': 1,
'market/kline': 1,
'market/detail': 1,
},
},
'private': {
'get': {
'account/amm/balance': 1,
'account/investment/balance': 1,
'account/balance/history': 1,
'account/market/fee': 1,
'balance/coin/deposit': 1,
'balance/coin/withdraw': 1,
'balance/info': 1,
'balance/deposit/address/{coin_type}': 1,
'contract/transfer/history': 1,
'credit/info': 1,
'credit/balance': 1,
'investment/transfer/history': 1,
'margin/account': 1,
'margin/config': 1,
'margin/loan/history': 1,
'margin/transfer/history': 1,
'order': 1,
'order/deals': 1,
'order/finished': 1,
'order/pending': 1,
'order/status': 1,
'order/status/batch': 1,
'order/user/deals': 1,
'order/stop/finished': 1,
'order/stop/pending': 1,
'order/user/trade/fee': 1,
'order/market/trade/info': 1,
'sub_account/balance': 1,
'sub_account/transfer/history': 1,
'sub_account/auth/api/{user_auth_id}': 1,
},
'post': {
'balance/coin/withdraw': 1,
'contract/balance/transfer': 1,
'margin/flat': 1,
'margin/loan': 1,
'margin/transfer': 1,
'order/limit/batch': 1,
'order/ioc': 1,
'order/limit': 1,
'order/market': 1,
'order/stop/limit': 1,
'order/stop/market': 1,
'sub_account/transfer': 1,
'sub_account/register': 1,
'sub_account/unfrozen': 1,
'sub_account/frozen': 1,
'sub_account/auth/api': 1,
},
'put': {
'balance/deposit/address/{coin_type}': 1,
'sub_account/auth/api/{user_auth_id}': 1,
'v1/account/settings': 1,
},
'delete': {
'balance/coin/withdraw': 1,
'order/pending/batch': 1,
'order/pending': 1,
'order/stop/pending': 1,
'order/stop/pending/{id}': 1,
'sub_account/auth/api/{user_auth_id}': 1,
},
},
'perpetualPublic': {
'get': {
'ping': 1,
'time': 1,
'market/list': 1,
'market/limit_config': 1,
'market/ticker': 1,
'market/ticker/all': 1,
'market/depth': 1,
'market/deals': 1,
'market/funding_history': 1,
'market/user_deals': 1,
'market/kline': 1,
},
},
'perpetualPrivate': {
'get': {
'asset/query': 1,
'order/pending': 1,
'order/finished': 1,
'order/stop_pending': 1,
'order/status': 1,
'order/stop_status': 1,
'position/pending': 1,
'position/funding': 1,
},
'post': {
'market/adjust_leverage': 1,
'market/position_expect': 1,
'order/put_limit': 1,
'order/put_market': 1,
'order/put_stop_limit': 1,
'order/put_stop_market': 1,
'order/cancel': 1,
'order/cancel_all': 1,
'order/cancel_stop': 1,
'order/cancel_stop_all': 1,
'order/close_limit': 1,
'order/close_market': 1,
'position/adjust_margin': 1,
},
},
},
'fees': {
'trading': {
'maker': 0.001,
'taker': 0.001,
},
'funding': {
'withdraw': {
'BCH': 0.0,
'BTC': 0.001,
'LTC': 0.001,
'ETH': 0.001,
'ZEC': 0.0001,
'DASH': 0.0001,
},
},
},
'limits': {
'amount': {
'min': 0.001,
'max': undefined,
},
},
'precision': {
'amount': 8,
'price': 8,
},
'options': {
'createMarketBuyOrderRequiresPrice': true,
'defaultType': 'spot', // spot, swap, margin
'defaultSubType': 'linear', // linear, inverse
'defaultMarginType': 'isolated', // isolated, cross
},
'commonCurrencies': {
'ACM': 'Actinium',
},
});
}
async fetchMarkets (params = {}) {
let result = [];
const [ type, query ] = this.handleMarketTypeAndParams ('fetchMarkets', undefined, params);
if (type === 'spot' || type === 'margin') {
result = await this.fetchSpotMarkets (query);
} else if (type === 'swap') {
result = await this.fetchContractMarkets (query);
} else {
throw new ExchangeError (this.id + " does not support the '" + type + "' market type, set exchange.options['defaultType'] to 'spot', 'margin' or 'swap'");
}
return result;
}
async fetchSpotMarkets (params) {
const response = await this.publicGetMarketInfo (params);
//
// {
// "code": 0,
// "data": {
// "WAVESBTC": {
// "name": "WAVESBTC",
// "min_amount": "1",
// "maker_fee_rate": "0.001",
// "taker_fee_rate": "0.001",
// "pricing_name": "BTC",
// "pricing_decimal": 8,
// "trading_name": "WAVES",
// "trading_decimal": 8
// }
// }
// }
//
const markets = this.safeValue (response, 'data', {});
const result = [];
const keys = Object.keys (markets);
for (let i = 0; i < keys.length; i++) {
const key = keys[i];
const market = markets[key];
const id = this.safeString (market, 'name');
const tradingName = this.safeString (market, 'trading_name');
const baseId = tradingName;
const quoteId = this.safeString (market, 'pricing_name');
const base = this.safeCurrencyCode (baseId);
const quote = this.safeCurrencyCode (quoteId);
let symbol = base + '/' + quote;
if (tradingName === id) {
symbol = id;
}
result.push ({
'id': id,
'symbol': symbol,
'base': base,
'quote': quote,
'settle': undefined,
'baseId': baseId,
'quoteId': quoteId,
'settleId': undefined,
'type': 'spot',
'spot': true,
'margin': undefined,
'swap': false,
'future': false,
'option': false,
'active': undefined,
'contract': false,
'linear': undefined,
'inverse': undefined,
'taker': this.safeNumber (market, 'taker_fee_rate'),
'maker': this.safeNumber (market, 'maker_fee_rate'),
'contractSize': undefined,
'expiry': undefined,
'expiryDatetime': undefined,
'strike': undefined,
'optionType': undefined,
'precision': {
'amount': this.safeInteger (market, 'trading_decimal'),
'price': this.safeInteger (market, 'pricing_decimal'),
},
'limits': {
'leverage': {
'min': undefined,
'max': undefined,
},
'amount': {
'min': this.safeNumber (market, 'min_amount'),
'max': undefined,
},
'price': {
'min': undefined,
'max': undefined,
},
'cost': {
'min': undefined,
'max': undefined,
},
},
'info': market,
});
}
return result;
}
async fetchContractMarkets (params) {
const response = await this.perpetualPublicGetMarketList (params);
//
// {
// "code": 0,
// "data": [
// {
// "name": "BTCUSD",
// "type": 2, // 1: USDT-M Contracts, 2: Coin-M Contracts
// "leverages": ["3", "5", "8", "10", "15", "20", "30", "50", "100"],
// "stock": "BTC",
// "money": "USD",
// "fee_prec": 5,
// "stock_prec": 8,
// "money_prec": 1,
// "amount_prec": 0,
// "amount_min": "10",
// "multiplier": "1",
// "tick_size": "0.1", // Min. Price Increment
// "available": true
// },
// ],
// "message": "OK"
// }
//
const markets = this.safeValue (response, 'data', []);
const result = [];
for (let i = 0; i < markets.length; i++) {
const entry = markets[i];
const fees = this.fees;
const leverages = this.safeValue (entry, 'leverages', []);
const subType = this.safeInteger (entry, 'type');
const linear = (subType === 1) ? true : false;
const inverse = (subType === 2) ? true : false;
const id = this.safeString (entry, 'name');
const baseId = this.safeString (entry, 'stock');
const quoteId = this.safeString (entry, 'money');
const base = this.safeCurrencyCode (baseId);
const quote = this.safeCurrencyCode (quoteId);
const settleId = (subType === 1) ? 'USDT' : baseId;
const settle = this.safeCurrencyCode (settleId);
const symbol = base + '/' + quote + ':' + settle;
result.push ({
'id': id,
'symbol': symbol,
'base': base,
'quote': quote,
'settle': settle,
'baseId': baseId,
'quoteId': quoteId,
'settleId': settleId,
'type': 'swap',
'spot': false,
'margin': false,
'swap': true,
'future': false,
'option': false,
'active': this.safeString (entry, 'available'),
'contract': true,
'linear': linear,
'inverse': inverse,
'taker': fees['trading']['taker'],
'maker': fees['trading']['maker'],
'contractSize': undefined,
'expiry': undefined,
'expiryDatetime': undefined,
'strike': undefined,
'optionType': undefined,
'precision': {
'amount': this.safeInteger (entry, 'stock_prec'),
'price': this.safeInteger (entry, 'money_prec'),
},
'limits': {
'leverage': {
'min': this.safeString (leverages, 0),
'max': this.safeString (leverages, leverages.length - 1),
},
'amount': {
'min': this.safeString (entry, 'amount_min'),
'max': undefined,
},
'price': {
'min': undefined,
'max': undefined,
},
'cost': {
'min': undefined,
'max': undefined,
},
},
'info': entry,
});
}
return result;
}
parseTicker (ticker, market = undefined) {
//
// Spot fetchTicker, fetchTickers
//
// {
// "vol": "293.19415130",
// "low": "38200.00",
// "open": "39514.99",
// "high": "39530.00",
// "last": "38649.57",
// "buy": "38640.20",
// "buy_amount": "0.22800000",
// "sell": "38640.21",
// "sell_amount": "0.02828439"
// }
//
// Swap fetchTicker, fetchTickers
//
// {
// "vol": "7714.2175",
// "low": "38200.00",
// "open": "39569.23",
// "high": "39569.23",
// "last": "38681.37",
// "buy": "38681.36",
// "period": 86400,
// "funding_time": 462,
// "position_amount": "296.7552",
// "funding_rate_last": "0.00009395",
// "funding_rate_next": "0.00000649",
// "funding_rate_predict": "-0.00007176",
// "insurance": "16464465.09431942163278132918",
// "sign_price": "38681.93",
// "index_price": "38681.69500000",
// "sell_total": "16.6039",
// "buy_total": "19.8481",
// "buy_amount": "4.6315",
// "sell": "38681.37",
// "sell_amount": "11.4044"
// }
//
const timestamp = this.safeInteger (ticker, 'date');
const symbol = this.safeSymbol (undefined, market);
ticker = this.safeValue (ticker, 'ticker', {});
const last = this.safeString (ticker, 'last');
return this.safeTicker ({
'symbol': symbol,
'timestamp': timestamp,
'datetime': this.iso8601 (timestamp),
'high': this.safeString (ticker, 'high'),
'low': this.safeString (ticker, 'low'),
'bid': this.safeString (ticker, 'buy'),
'bidVolume': undefined,
'ask': this.safeString (ticker, 'sell'),
'askVolume': undefined,
'vwap': undefined,
'open': this.safeString (ticker, 'open'),
'close': last,
'last': last,
'previousClose': undefined,
'change': undefined,
'percentage': undefined,
'average': undefined,
'baseVolume': this.safeString2 (ticker, 'vol', 'volume'),
'quoteVolume': undefined,
'info': ticker,
}, market, false);
}
async fetchTicker (symbol, params = {}) {
await this.loadMarkets ();
const market = this.market (symbol);
const request = {
'market': market['id'],
};
const method = market['swap'] ? 'perpetualPublicGetMarketTicker' : 'publicGetMarketTicker';
const response = await this[method] (this.extend (request, params));
//
// Spot
//
// {
// "code": 0,
// "data": {
// "date": 1651306913414,
// "ticker": {
// "vol": "293.19415130",
// "low": "38200.00",
// "open": "39514.99",
// "high": "39530.00",
// "last": "38649.57",
// "buy": "38640.20",
// "buy_amount": "0.22800000",
// "sell": "38640.21",
// "sell_amount": "0.02828439"
// }
// },
// "message": "OK"
// }
//
// Swap
//
// {
// "code": 0,
// "data": {
// "date": 1651306641500,
// "ticker": {
// "vol": "7714.2175",
// "low": "38200.00",
// "open": "39569.23",
// "high": "39569.23",
// "last": "38681.37",
// "buy": "38681.36",
// "period": 86400,
// "funding_time": 462,
// "position_amount": "296.7552",
// "funding_rate_last": "0.00009395",
// "funding_rate_next": "0.00000649",
// "funding_rate_predict": "-0.00007176",
// "insurance": "16464465.09431942163278132918",
// "sign_price": "38681.93",
// "index_price": "38681.69500000",
// "sell_total": "16.6039",
// "buy_total": "19.8481",
// "buy_amount": "4.6315",
// "sell": "38681.37",
// "sell_amount": "11.4044"
// }
// },
// "message": "OK"
// }
//
return this.parseTicker (response['data'], market);
}
async fetchTickers (symbols = undefined, params = {}) {
await this.loadMarkets ();
const [ marketType, query ] = this.handleMarketTypeAndParams ('fetchTickers', undefined, params);
const method = (marketType === 'swap') ? 'perpetualPublicGetMarketTickerAll' : 'publicGetMarketTickerAll';
const response = await this[method] (query);
//
// Spot
//
// {
// "code": 0,
// "data": {
// "date": 1651519857284,
// "ticker": {
// "PSPUSDT": {
// "vol": "127131.55227034",
// "low": "0.0669",
// "open": "0.0688",
// "high": "0.0747",
// "last": "0.0685",
// "buy": "0.0676",
// "buy_amount": "702.70117866",
// "sell": "0.0690",
// "sell_amount": "686.76861562"
// },
// }
// },
// "message": "Ok"
// }
//
// Swap
//
// {
// "code": 0,
// "data": {
// "date": 1651520268644,
// "ticker": {
// "KAVAUSDT": {
// "vol": "834924",
// "low": "3.9418",
// "open": "4.1834",
// "high": "4.4328",
// "last": "4.0516",
// "buy": "4.0443",
// "period": 86400,
// "funding_time": 262,
// "position_amount": "16111",
// "funding_rate_last": "-0.00069514",
// "funding_rate_next": "-0.00061009",
// "funding_rate_predict": "-0.00055812",
// "insurance": "16532425.53026084124483989548",
// "sign_price": "4.0516",
// "index_price": "4.0530",
// "sell_total": "59446",
// "buy_total": "62423",
// "buy_amount": "959",
// "sell": "4.0466",
// "sell_amount": "141"
// },
// }
// },
// "message": "Ok"
// }
//
const data = this.safeValue (response, 'data');
const timestamp = this.safeInteger (data, 'date');
const tickers = this.safeValue (data, 'ticker');
const marketIds = Object.keys (tickers);
const result = {};
for (let i = 0; i < marketIds.length; i++) {
const marketId = marketIds[i];
const market = this.safeMarket (marketId);
const symbol = market['symbol'];
const ticker = this.parseTicker ({
'date': timestamp,
'ticker': tickers[marketId],
}, market);
ticker['symbol'] = symbol;
result[symbol] = ticker;
}
return this.filterByArray (result, 'symbol', symbols);
}
async fetchOrderBook (symbol, limit = 20, params = {}) {
if (symbol === undefined) {
throw new ArgumentsRequired (this.id + ' fetchOrderBook() requires a symbol argument');
}
await this.loadMarkets ();
const market = this.market (symbol);
if (limit === undefined) {
limit = 20; // default
}
const request = {
'market': this.marketId (symbol),
'merge': '0.0000000001',
'limit': limit.toString (),
};
const method = market['swap'] ? 'perpetualPublicGetMarketDepth' : 'publicGetMarketDepth';
const response = await this[method] (this.extend (request, params));
//
// Spot
//
// {
// "code": 0,
// "data": {
// "asks": [
// ["41056.33", "0.31727613"],
// ["41056.34", "1.05657294"],
// ["41056.35", "0.02346648"]
// ],
// "bids": [
// ["41050.61", "0.40618608"],
// ["41046.98", "0.13800000"],
// ["41046.56", "0.22579234"]
// ],
// "last": "41050.61",
// "time": 1650573220346
// },
// "message": "OK"
// }
//
// Swap
//
// {
// "code": 0,
// "data": {
// "asks": [
// ["40620.90", "0.0384"],
// ["40625.50", "0.0219"],
// ["40625.90", "0.3506"]
// ],
// "bids": [
// ["40620.89", "19.6861"],
// ["40620.80", "0.0012"],
// ["40619.87", "0.0365"]
// ],
// "last": "40620.89",
// "time": 1650587672406,
// "sign_price": "40619.32",
// "index_price": "40609.93"
// },
// "message": "OK"
// }
//
const result = this.safeValue (response, 'data', {});
const timestamp = this.safeInteger (result, 'time');
return this.parseOrderBook (result, symbol, timestamp);
}
parseTrade (trade, market = undefined) {
//
// Spot and Swap fetchTrades (public)
//
// {
// "id": 2611511379,
// "type": "buy",
// "price": "192.63",
// "amount": "0.02266931",
// "date": 1638990110,
// "date_ms": 1638990110518
// },
//
// Spot fetchMyTrades (private)
//
// {
// "id": 2611520950,
// "order_id": 63286573298,
// "account_id": 0,
// "create_time": 1638990636,
// "type": "sell",
// "role": "taker",
// "price": "192.29",
// "amount": "0.098",
// "fee": "0.03768884",
// "fee_asset": "USDT",
// "market": "AAVEUSDT",
// "deal_money": "18.84442"
// }
//
// Swap fetchMyTrades (private)
//
// {
// "amount": "0.0012",
// "deal_fee": "0.0237528",
// "deal_insurance": "0",
// "deal_margin": "15.8352",
// "deal_order_id": 17797031903,
// "deal_profit": "0",
// "deal_stock": "47.5056",
// "deal_type": 1,
// "deal_user_id": 2969195,
// "fee_asset": "",
// "fee_discount": "0",
// "fee_price": "0",
// "fee_rate": "0.0005",
// "fee_real_rate": "0.0005",
// "id": 379044296,
// "leverage": "3",
// "margin_amount": "15.8352",
// "market": "BTCUSDT",
// "open_price": "39588",
// "order_id": 17797092987,
// "position_amount": "0.0012",
// "position_id": 62052321,
// "position_type": 1,
// "price": "39588",
// "role": 2,
// "side": 2,
// "time": 1650675936.016103,
// "user_id": 3620173
// }
//
let timestamp = this.safeTimestamp2 (trade, 'create_time', 'time');
if (timestamp === undefined) {
timestamp = this.safeInteger (trade, 'date_ms');
}
const tradeId = this.safeString (trade, 'id');
const orderId = this.safeString (trade, 'order_id');
const priceString = this.safeString (trade, 'price');
const amountString = this.safeString (trade, 'amount');
const marketId = this.safeString (trade, 'market');
const symbol = this.safeSymbol (marketId, market);
const costString = this.safeString (trade, 'deal_money');
let fee = undefined;
const feeCostString = this.safeString2 (trade, 'fee', 'deal_fee');
if (feeCostString !== undefined) {
const feeCurrencyId = this.safeString (trade, 'fee_asset');
const feeCurrencyCode = this.safeCurrencyCode (feeCurrencyId);
fee = {
'cost': feeCostString,
'currency': feeCurrencyCode,
};
}
let takerOrMaker = this.safeString (trade, 'role');
if (takerOrMaker === '1') {
takerOrMaker = 'maker';
} else if (takerOrMaker === '2') {
takerOrMaker = 'taker';
}
let side = undefined;
if (market['type'] === 'swap') {
side = this.safeInteger (trade, 'side');
if (side === 1) {
side = 'sell';
} else if (side === 2) {
side = 'buy';
}
if (side === undefined) {
side = this.safeString (trade, 'type');
}
} else {
side = this.safeString (trade, 'type');
}
return this.safeTrade ({
'info': trade,
'timestamp': timestamp,
'datetime': this.iso8601 (timestamp),
'symbol': symbol,
'id': tradeId,
'order': orderId,
'type': undefined,
'side': side,
'takerOrMaker': takerOrMaker,
'price': priceString,
'amount': amountString,
'cost': costString,
'fee': fee,
}, market);
}
async fetchTrades (symbol, since = undefined, limit = undefined, params = {}) {
await this.loadMarkets ();
const market = this.market (symbol);
const request = {
'market': market['id'],
// 'last_id': 0,
};
if (limit !== undefined) {
request['limit'] = limit;
}
const method = market['swap'] ? 'perpetualPublicGetMarketDeals' : 'publicGetMarketDeals';
const response = await this[method] (this.extend (request, params));
//
// Spot and Swap
//
// {
// "code": 0,
// "data": [
// {
// "id": 2611511379,
// "type": "buy",
// "price": "192.63",
// "amount": "0.02266931",
// "date": 1638990110,
// "date_ms": 1638990110518
// },
// ],
// "message": "OK"
// }
//
return this.parseTrades (response['data'], market, since, limit);
}
async fetchTradingFee (symbol, params = {}) {
await this.loadMarkets ();
const market = this.market (symbol);
const request = {
'market': market['id'],
};
const response = await this.publicGetMarketDetail (this.extend (request, params));
//
// {
// "code": 0,
// "data": {
// "name": "BTCUSDC",
// "min_amount": "0.0005",
// "maker_fee_rate": "0.002",
// "taker_fee_rate": "0.002",
// "pricing_name": "USDC",
// "pricing_decimal": 2,
// "trading_name": "BTC",
// "trading_decimal": 8
// },
// "message": "OK"
// }
//
const data = this.safeValue (response, 'data', {});
return this.parseTradingFee (data);
}
async fetchTradingFees (params = {}) {
await this.loadMarkets ();
const response = await this.publicGetMarketInfo (params);
//
// {
// "code": 0,
// "data": {
// "WAVESBTC": {
// "name": "WAVESBTC",
// "min_amount": "1",
// "maker_fee_rate": "0.001",
// "taker_fee_rate": "0.001",
// "pricing_name": "BTC",
// "pricing_decimal": 8,
// "trading_name": "WAVES",
// "trading_decimal": 8
// }
// ...
// }
// }
//
const data = this.safeValue (response, 'data', {});
const result = {};
for (let i = 0; i < this.symbols.length; i++) {
const symbol = this.symbols[i];
const market = this.market (symbol);
const fee = this.safeValue (data, market['id'], {});
result[symbol] = this.parseTradingFee (fee, market);
}
return result;
}
parseTradingFee (fee, market = undefined) {
const marketId = this.safeValue (fee, 'name');
const symbol = this.safeSymbol (marketId, market);
return {
'info': fee,
'symbol': symbol,
'maker': this.safeNumber (fee, 'maker_fee_rate'),
'taker': this.safeNumber (fee, 'taker_fee_rate'),
'percentage': true,
'tierBased': true,
};
}
parseOHLCV (ohlcv, market = undefined) {
//
// [
// 1591484400,
// "0.02505349",
// "0.02506988",
// "0.02507000",
// "0.02505304",
// "343.19716223",
// "8.6021323866383196",
// "ETHBTC"
// ]
//
return [
this.safeTimestamp (ohlcv, 0),
this.safeNumber (ohlcv, 1),
this.safeNumber (ohlcv, 3),
this.safeNumber (ohlcv, 4),
this.safeNumber (ohlcv, 2),
this.safeNumber (ohlcv, 5),
];
}
async fetchOHLCV (symbol, timeframe = '5m', since = undefined, limit = undefined, params = {}) {
await this.loadMarkets ();
const market = this.market (symbol);
const request = {
'market': market['id'],
'type': this.timeframes[timeframe],
};
if (limit !== undefined) {
request['limit'] = limit;
}
const method = market['swap'] ? 'perpetualPublicGetMarketKline' : 'publicGetMarketKline';
const response = await this[method] (this.extend (request, params));
//
// Spot
//
// {
// "code": 0,
// "data": [
// [1591484400, "0.02505349", "0.02506988", "0.02507000", "0.02505304", "343.19716223", "8.6021323866383196", "ETHBTC"],
// [1591484700, "0.02506990", "0.02508109", "0.02508109", "0.02506979", "91.59841581", "2.2972047780447000", "ETHBTC"],
// [1591485000, "0.02508106", "0.02507996", "0.02508106", "0.02507500", "65.15307697", "1.6340597822306000", "ETHBTC"],
// ],
// "message": "OK"
// }
//
// Swap
//
// {
// "code": 0,
// "data": [
// [1650569400, "41524.64", "41489.31", "41564.61", "41480.58", "29.7060", "1233907.099562"],
// [1650569700, "41489.31", "41438.29", "41489.31", "41391.87", "42.4115", "1756154.189061"],
// [1650570000, "41438.29", "41482.21", "41485.05", "41427.31", "22.2892", "924000.317861"]
// ],
// "message": "OK"
// }
//
const data = this.safeValue (response, 'data', []);
return this.parseOHLCVs (data, market, timeframe, since, limit);
}
async fetchMarginBalance (params = {}) {
await this.loadMarkets ();
const symbol = this.safeString (params, 'symbol');
let marketId = this.safeString (params, 'market');
let market = undefined;
if (symbol !== undefined) {
market = this.market (symbol);
marketId = market['id'];
} else if (marketId === undefined) {
throw new ArgumentsRequired (this.id + ' fetchMarginBalance() fetching a margin account requires a market parameter or a symbol parameter');
}
params = this.omit (params, [ 'symbol', 'market' ]);
const request = {
'market': marketId,
};
const response = await this.privateGetMarginAccount (this.extend (request, params));
//
// {
// "code": 0,
// "data": {
// "account_id": 126,
// "leverage": 3,
// "market_type": "AAVEUSDT",
// "sell_asset_type": "AAVE",
// "buy_asset_type": "USDT",
// "balance": {
// "sell_type": "0.3", // borrowed
// "buy_type": "30"
// },
// "frozen": {
// "sell_type": "0",
// "buy_type": "0"
// },
// "loan": {
// "sell_type": "0.3", // loan
// "buy_type": "0"
// },
// "interest": {
// "sell_type": "0.0000125",
// "buy_type": "0"
// },
// "can_transfer": {
// "sell_type": "0.02500646",
// "buy_type": "4.28635738"
// },
// "warn_rate": "",
// "liquidation_price": ""
// },
// "message": "Success"
// }
//
const result = { 'info': response };
const data = this.safeValue (response, 'data', {});
const free = this.safeValue (data, 'can_transfer', {});
const total = this.safeValue (data, 'balance', {});
//
const sellAccount = this.account ();
const sellCurrencyId = this.safeString (data, 'sell_asset_type');
const sellCurrencyCode = this.safeCurrencyCode (sellCurrencyId);
sellAccount['free'] = this.safeString (free, 'sell_type');
sellAccount['total'] = this.safeString (total, 'sell_type');
result[sellCurrencyCode] = sellAccount;
//
const buyAccount = this.account ();
const buyCurrencyId = this.safeString (data, 'buy_asset_type');
const buyCurrencyCode = this.safeCurrencyCode (buyCurrencyId);
buyAccount['free'] = this.safeString (free, 'buy_type');
buyAccount['total'] = this.safeString (total, 'buy_type');
result[buyCurrencyCode] = buyAccount;
//
return this.safeBalance (result);
}
async fetchSpotBalance (params = {}) {
await this.loadMarkets ();
const response = await this.privateGetBalanceInfo (params);
//
// {
// "code": 0,
// "data": {
// "BCH": { # BCH account
// "available": "13.60109", # Available BCH
// "frozen": "0.00000" # Frozen BCH
// },
// "BTC": { # BTC account
// "available": "32590.16", # Available BTC
// "frozen": "7000.00" # Frozen BTC
// },
// "ETH": { # ETH account
// "available": "5.06000", # Available ETH
// "frozen": "0.00000" # Frozen ETH
// }
// },
// "message": "Ok"
// }
//
const result = { 'info': response };
const balances = this.safeValue (response, 'data', {});
const currencyIds = Object.keys (balances);
for (let i = 0; i < currencyIds.length; i++) {
const currencyId = currencyIds[i];
const code = this.safeCurrencyCode (currencyId);
const balance = this.safeValue (balances, currencyId, {});
const account = this.account ();
account['free'] = this.safeString (balance, 'available');
account['used'] = this.safeString (balance, 'frozen');
result[code] = account;
}
return this.safeBalance (result);
}
async fetchSwapBalance (params = {}) {
await this.loadMarkets ();
const response = await this.perpetualPrivateGetAssetQuery (params);
//
// {
// "code": 0,
// "data": {
// "USDT": {
// "available": "37.24817690383456000000",
// "balance_total": "37.24817690383456000000",
// "frozen": "0.00000000000000000000",
// "margin": "0.00000000000000000000",
// "profit_unreal": "0.00000000000000000000",
// "transfer": "37.24817690383456000000"
// }
// },
// "message": "OK"
// }
//
const result = { 'info': response };
const balances = this.safeValue (response, 'data', {});
const currencyIds = Object.keys (balances);
for (let i = 0; i < currencyIds.length; i++) {
const currencyId = currencyIds[i];
const code = this.safeCurrencyCode (currencyId);
const balance = this.safeValue (balances, currencyId, {});
const account = this.account ();
account['free'] = this.safeString (balance, 'available');
account['used'] = this.safeString (balance, 'frozen');
account['total'] = this.safeString (balance, 'balance_total');
result[code] = account;
}
return this.safeBalance (result);
}
async fetchBalance (params = {}) {
const accountType = this.safeString (params, 'type', 'main');
params = this.omit (params, 'type');
if (accountType === 'margin') {
return await this.fetchMarginBalance (params);
} else if (accountType === 'swap') {
return await this.fetchSwapBalance (params);
} else {
return await this.fetchSpotBalance (params);
}
}
parseOrderStatus (status) {
const statuses = {
'not_deal': 'open',
'part_deal': 'open',
'done': 'closed',
'cancel': 'canceled',
};
return this.safeString (statuses, status, status);
}
parseOrder (order, market = undefined) {
//
// fetchOrder
//
// {
// "amount": "0.1",
// "asset_fee": "0.22736197736197736197",
// "avg_price": "196.85000000000000000000",
// "create_time": 1537270135,
// "deal_amount": "0.1",
// "deal_fee": "0",
// "deal_money": "19.685",
// "fee_asset": "CET",
// "fee_discount": "0.5",
// "id": 1788259447,
// "left": "0",
// "maker_fee_rate": "0",
// "market": "ETHUSDT",
// "order_type": "limit",
// "price": "170.00000000",
// "status": "done",
// "taker_fee_rate": "0.0005",
// "type": "sell",
// }
//
// Spot createOrder, cancelOrder, fetchOrder
//
// {
// "amount":"1.5",
// "asset_fee":"0",
// "avg_price":"0.14208538",
// "client_id":"",
// "create_time":1650993819,
// "deal_amount":"10.55703267",
// "deal_fee":"0.0029999999971787292",
// "deal_money":"1.4999999985893646",
// "fee_asset":null,
// "fee_discount":"1",
// "finished_time":null,
// "id":74556296907,
// "left":"0.0000000014106354",
// "maker_fee_rate":"0",
// "market":"DOGEUSDT",
// "money_fee":"0.0029999999971787292",
// "order_type":"market",
// "price":"0",
// "status":"done",
// "stock_fee":"0",
// "taker_fee_rate":"0.002",
// "type":"buy"
// }
//
// Swap createOrder, cancelOrder, fetchOrder
//
// {
// "amount": "0.0005",
// "client_id": "",
// "create_time": 1651004578.618224,
// "deal_asset_fee": "0.00000000000000000000",
// "deal_fee": "0.00000000000000000000",
// "deal_profit": "0.00000000000000000000",
// "deal_stock": "0.00000000000000000000",
// "effect_type": 1,
// "fee_asset": "",
// "fee_discount": "0.00000000000000000000",
// "last_deal_amount": "0.00000000000000000000",
// "last_deal_id": 0,
// "last_deal_price": "0.00000000000000000000",
// "last_deal_role": 0,
// "last_deal_time": 0,
// "last_deal_type": 0,
// "left": "0.0