@jalmonter/ccxt
Version:
1,128 lines (1,126 loc) • 203 kB
JavaScript
'use strict';
var kucoin$1 = require('./abstract/kucoin.js');
var errors = require('./base/errors.js');
var Precise = require('./base/Precise.js');
var number = require('./base/functions/number.js');
var sha256 = require('./static_dependencies/noble-hashes/sha256.js');
// ---------------------------------------------------------------------------
// ---------------------------------------------------------------------------
/**
* @class kucoin
* @augments Exchange
*/
class kucoin extends kucoin$1 {
describe() {
return this.deepExtend(super.describe(), {
'id': 'kucoin',
'name': 'KuCoin',
'countries': ['SC'],
'rateLimit': 10,
'version': 'v2',
'certified': true,
'pro': true,
'comment': 'Platform 2.0',
'quoteJsonNumbers': false,
'has': {
'CORS': undefined,
'spot': true,
'margin': true,
'swap': false,
'future': false,
'option': false,
'borrowCrossMargin': true,
'borrowIsolatedMargin': true,
'cancelAllOrders': true,
'cancelOrder': true,
'closeAllPositions': false,
'closePosition': false,
'createDepositAddress': true,
'createOrder': true,
'createOrders': true,
'createPostOnlyOrder': true,
'createStopLimitOrder': true,
'createStopMarketOrder': true,
'createStopOrder': true,
'editOrder': true,
'fetchAccounts': true,
'fetchBalance': true,
'fetchBorrowInterest': true,
'fetchBorrowRateHistories': false,
'fetchBorrowRateHistory': false,
'fetchClosedOrders': true,
'fetchCrossBorrowRate': false,
'fetchCrossBorrowRates': false,
'fetchCurrencies': true,
'fetchDepositAddress': true,
'fetchDepositAddressesByNetwork': true,
'fetchDeposits': true,
'fetchDepositWithdrawFee': true,
'fetchDepositWithdrawFees': true,
'fetchFundingHistory': false,
'fetchFundingRate': false,
'fetchFundingRateHistory': false,
'fetchFundingRates': false,
'fetchIndexOHLCV': false,
'fetchIsolatedBorrowRate': false,
'fetchIsolatedBorrowRates': false,
'fetchL3OrderBook': true,
'fetchLedger': true,
'fetchLeverageTiers': false,
'fetchMarginMode': false,
'fetchMarketLeverageTiers': false,
'fetchMarkets': true,
'fetchMarkOHLCV': false,
'fetchMyTrades': true,
'fetchOHLCV': true,
'fetchOpenInterest': false,
'fetchOpenInterestHistory': false,
'fetchOpenOrders': true,
'fetchOrder': true,
'fetchOrderBook': true,
'fetchOrderBooks': false,
'fetchOrdersByStatus': true,
'fetchOrderTrades': true,
'fetchPositionMode': false,
'fetchPremiumIndexOHLCV': false,
'fetchStatus': true,
'fetchTicker': true,
'fetchTickers': true,
'fetchTime': true,
'fetchTrades': true,
'fetchTradingFee': true,
'fetchTradingFees': false,
'fetchTransactionFee': true,
'fetchTransfers': false,
'fetchWithdrawals': true,
'repayCrossMargin': true,
'repayIsolatedMargin': true,
'setLeverage': false,
'setMarginMode': false,
'setPositionMode': false,
'signIn': false,
'transfer': true,
'withdraw': true,
},
'urls': {
'logo': 'https://user-images.githubusercontent.com/51840849/87295558-132aaf80-c50e-11ea-9801-a2fb0c57c799.jpg',
'referral': 'https://www.kucoin.com/ucenter/signup?rcode=E5wkqe',
'api': {
'public': 'https://api.kucoin.com',
'private': 'https://api.kucoin.com',
'futuresPrivate': 'https://api-futures.kucoin.com',
'futuresPublic': 'https://api-futures.kucoin.com',
'webExchange': 'https://kucoin.com/_api',
},
'www': 'https://www.kucoin.com',
'doc': [
'https://docs.kucoin.com',
],
},
'requiredCredentials': {
'apiKey': true,
'secret': true,
'password': true,
},
'api': {
// level VIP0
// Spot => 3000/30s => 100/s
// Weight = x => 100/(100/x) = x
// Futures Management Public => 2000/30s => 200/3/s
// Weight = x => 100/(200/3/x) = x*1.5
'public': {
'get': {
// spot trading
'currencies': 4.5,
'currencies/{currency}': 4.5,
'symbols': 6,
'market/orderbook/level1': 3,
'market/allTickers': 22.5,
'market/stats': 22.5,
'markets': 4.5,
'market/orderbook/level{level}_{limit}': 6,
'market/orderbook/level2_20': 3,
'market/orderbook/level2_100': 6,
'market/histories': 4.5,
'market/candles': 4.5,
'prices': 4.5,
'timestamp': 4.5,
'status': 4.5,
// margin trading
'mark-price/{symbol}/current': 3,
'margin/config': 25, // 25SW
},
'post': {
// ws
'bullet-public': 15, // 10PW
},
},
'private': {
'get': {
// account
'user-info': 30,
'accounts': 7.5,
'accounts/{accountId}': 7.5,
'accounts/ledgers': 3,
'hf/accounts/ledgers': 2,
'hf/margin/account/ledgers': 2,
'transaction-history': 3,
'sub/user': 30,
'sub-accounts/{subUserId}': 22.5,
'sub-accounts': 30,
'sub/api-key': 30,
// funding
'margin/account': 40,
'margin/accounts': 15,
'isolated/accounts': 15,
'deposit-addresses': 7.5,
'deposits': 7.5,
'hist-deposits': 7.5,
'withdrawals': 30,
'hist-withdrawals': 30,
'withdrawals/quotas': 30,
'accounts/transferable': 30,
'transfer-list': 30,
'base-fee': 3,
'trade-fees': 3,
// spot trading
'market/orderbook/level{level}': 3,
'market/orderbook/level2': 3,
'market/orderbook/level3': 3,
'hf/orders/active': 2,
'hf/orders/active/symbols': 2,
'hf/orders/done': 2,
'hf/orders/{orderId}': 2,
'hf/orders/client-order/{clientOid}': 2,
'hf/orders/dead-cancel-all/query': 2,
'hf/fills': 2,
'orders': 2,
'limit/orders': 3,
'orders/{orderId}': 2,
'order/client-order/{clientOid}': 3,
'fills': 10,
'limit/fills': 20,
'stop-order': 8,
'stop-order/{orderId}': 3,
'stop-order/queryOrderByClientOid': 3,
// margin trading
'hf/margin/orders/active': 4,
'hf/margin/orders/done': 10,
'hf/margin/orders/{orderId}': 4,
'hf/margin/orders/client-order/{clientOid}': 5,
'hf/margin/fills': 5,
'etf/info': 25,
'risk/limit/strategy': 20,
'isolated/symbols': 20,
'isolated/account/{symbol}': 50,
'margin/borrow': 15,
'margin/repay': 15,
'project/list': 10,
'project/marketInterestRate': 7.5,
'redeem/orders': 10,
'purchase/orders': 10, // 10SW
},
'post': {
// account
'sub/user/created': 22.5,
'sub/api-key': 30,
'sub/api-key/update': 45,
// funding
'deposit-addresses': 30,
'withdrawals': 7.5,
'accounts/universal-transfer': 6,
'accounts/sub-transfer': 45,
'accounts/inner-transfer': 15,
'transfer-out': 30,
'transfer-in': 30,
// spot trading
'hf/orders': 1,
'hf/orders/test': 1,
'hf/orders/sync': 1,
'hf/orders/multi': 1,
'hf/orders/multi/sync': 1,
'hf/orders/alter': 3,
'hf/orders/dead-cancel-all': 2,
'orders': 2,
'orders/test': 2,
'orders/multi': 3,
'stop-order': 2,
// margin trading
'hf/margin/order': 5,
'hf/margin/order/test': 5,
'margin/order': 5,
'margin/order/test': 5,
'margin/borrow': 15,
'margin/repay': 10,
'purchase': 15,
'redeem': 15,
'lend/purchase/update': 10,
// ws
'bullet-private': 10, // 10SW
},
'delete': {
// account
'sub/api-key': 45,
// funding
'withdrawals/{withdrawalId}': 30,
// spot trading
'hf/orders/{orderId}': 1,
'hf/orders/sync/{orderId}': 1,
'hf/orders/client-order/{clientOid}': 1,
'hf/orders/sync/client-order/{clientOid}': 1,
'hf/orders/cancel/{orderId}': 2,
'hf/orders': 2,
'orders/{orderId}': 3,
'order/client-order/{clientOid}': 5,
'orders': 20,
'stop-order/{orderId}': 3,
'stop-order/cancelOrderByClientOid': 5,
'stop-order/cancel': 3,
// margin trading
'hf/margin/orders/{orderId}': 5,
'hf/margin/orders/client-order/{clientOid}': 5,
'hf/margin/orders': 10, // 10SW
},
},
'futuresPublic': {
'get': {
'contracts/active': 4.5,
'contracts/{symbol}': 4.5,
'ticker': 3,
'level2/snapshot': 4.5,
'level2/depth20': 7.5,
'level2/depth100': 15,
'trade/history': 7.5,
'kline/query': 4.5,
'interest/query': 7.5,
'index/query': 3,
'mark-price/{symbol}/current': 4.5,
'premium/query': 4.5,
'funding-rate/{symbol}/current': 3,
'timestamp': 3,
'status': 6,
// ?
'level2/message/query': 1.3953,
},
'post': {
// ws
'bullet-public': 15, // 10PW
},
},
'futuresPrivate': {
'get': {
// account
'transaction-history': 3,
// funding
'account-overview': 7.5,
'account-overview-all': 9,
'transfer-list': 30,
// futures
'orders': 3,
'stopOrders': 9,
'recentDoneOrders': 7.5,
'orders/{orderId}': 7.5,
'orders/byClientOid': 7.5,
'fills': 7.5,
'recentFills': 4.5,
'openOrderStatistics': 15,
'position': 3,
'positions': 3,
'contracts/risk-limit/{symbol}': 7.5,
'funding-history': 7.5, // 5FW
},
'post': {
// funding
'transfer-out': 30,
'transfer-in': 30,
// futures
'orders': 3,
'orders/test': 3,
'position/margin/auto-deposit-status': 6,
'position/margin/deposit-margin': 6,
'position/risk-limit-level/change': 6,
// ws
'bullet-private': 15, // 10FW
},
'delete': {
'orders/{orderId}': 1.5,
'orders': 45,
'stopOrders': 22.5, // 15FW
},
},
'webExchange': {
'get': {
'currency/currency/chain-info': 1, // this is temporary from webApi
},
},
},
'timeframes': {
'1m': '1min',
'3m': '3min',
'5m': '5min',
'15m': '15min',
'30m': '30min',
'1h': '1hour',
'2h': '2hour',
'4h': '4hour',
'6h': '6hour',
'8h': '8hour',
'12h': '12hour',
'1d': '1day',
'1w': '1week',
},
'precisionMode': number.TICK_SIZE,
'exceptions': {
'exact': {
'order not exist': errors.OrderNotFound,
'order not exist.': errors.OrderNotFound,
'order_not_exist': errors.OrderNotFound,
'order_not_exist_or_not_allow_to_cancel': errors.InvalidOrder,
'Order size below the minimum requirement.': errors.InvalidOrder,
'The withdrawal amount is below the minimum requirement.': errors.ExchangeError,
'Unsuccessful! Exceeded the max. funds out-transfer limit': errors.InsufficientFunds,
'400': errors.BadRequest,
'401': errors.AuthenticationError,
'403': errors.NotSupported,
'404': errors.NotSupported,
'405': errors.NotSupported,
'415': errors.NotSupported,
'429': errors.RateLimitExceeded,
'500': errors.ExchangeNotAvailable,
'503': errors.ExchangeNotAvailable,
'101030': errors.PermissionDenied,
'103000': errors.InvalidOrder,
'130101': errors.BadRequest,
'130102': errors.ExchangeError,
'130103': errors.OrderNotFound,
'130104': errors.ExchangeError,
'130105': errors.InsufficientFunds,
'130106': errors.NotSupported,
'130107': errors.ExchangeError,
'130108': errors.OrderNotFound,
'130201': errors.PermissionDenied,
'130202': errors.ExchangeError,
'130203': errors.InsufficientFunds,
'130204': errors.BadRequest,
'200004': errors.InsufficientFunds,
'210014': errors.InvalidOrder,
'210021': errors.InsufficientFunds,
'230003': errors.InsufficientFunds,
'260000': errors.InvalidAddress,
'260100': errors.InsufficientFunds,
'300000': errors.InvalidOrder,
'400000': errors.BadSymbol,
'400001': errors.AuthenticationError,
'400002': errors.InvalidNonce,
'400003': errors.AuthenticationError,
'400004': errors.AuthenticationError,
'400005': errors.AuthenticationError,
'400006': errors.AuthenticationError,
'400007': errors.AuthenticationError,
'400008': errors.NotSupported,
'400100': errors.BadRequest,
'400200': errors.InvalidOrder,
'400350': errors.InvalidOrder,
'400370': errors.InvalidOrder,
'400400': errors.BadRequest,
'400500': errors.InvalidOrder,
'400600': errors.BadSymbol,
'400760': errors.InvalidOrder,
'401000': errors.BadRequest,
'411100': errors.AccountSuspended,
'415000': errors.BadRequest,
'400303': errors.PermissionDenied,
'500000': errors.ExchangeNotAvailable,
'260220': errors.InvalidAddress,
'900014': errors.BadRequest, // {"code":"900014","msg":"Invalid chainId"}
},
'broad': {
'Exceeded the access frequency': errors.RateLimitExceeded,
'require more permission': errors.PermissionDenied,
},
},
'fees': {
'trading': {
'tierBased': true,
'percentage': true,
'taker': this.parseNumber('0.001'),
'maker': this.parseNumber('0.001'),
'tiers': {
'taker': [
[this.parseNumber('0'), this.parseNumber('0.001')],
[this.parseNumber('50'), this.parseNumber('0.001')],
[this.parseNumber('200'), this.parseNumber('0.0009')],
[this.parseNumber('500'), this.parseNumber('0.0008')],
[this.parseNumber('1000'), this.parseNumber('0.0007')],
[this.parseNumber('2000'), this.parseNumber('0.0007')],
[this.parseNumber('4000'), this.parseNumber('0.0006')],
[this.parseNumber('8000'), this.parseNumber('0.0005')],
[this.parseNumber('15000'), this.parseNumber('0.00045')],
[this.parseNumber('25000'), this.parseNumber('0.0004')],
[this.parseNumber('40000'), this.parseNumber('0.00035')],
[this.parseNumber('60000'), this.parseNumber('0.0003')],
[this.parseNumber('80000'), this.parseNumber('0.00025')],
],
'maker': [
[this.parseNumber('0'), this.parseNumber('0.001')],
[this.parseNumber('50'), this.parseNumber('0.0009')],
[this.parseNumber('200'), this.parseNumber('0.0007')],
[this.parseNumber('500'), this.parseNumber('0.0005')],
[this.parseNumber('1000'), this.parseNumber('0.0003')],
[this.parseNumber('2000'), this.parseNumber('0')],
[this.parseNumber('4000'), this.parseNumber('0')],
[this.parseNumber('8000'), this.parseNumber('0')],
[this.parseNumber('15000'), this.parseNumber('-0.00005')],
[this.parseNumber('25000'), this.parseNumber('-0.00005')],
[this.parseNumber('40000'), this.parseNumber('-0.00005')],
[this.parseNumber('60000'), this.parseNumber('-0.00005')],
[this.parseNumber('80000'), this.parseNumber('-0.00005')],
],
},
},
'funding': {
'tierBased': false,
'percentage': false,
'withdraw': {},
'deposit': {},
},
},
'commonCurrencies': {
'BIFI': 'BIFIF',
'VAI': 'VAIOT',
},
'options': {
'version': 'v1',
'symbolSeparator': '-',
'fetchMyTradesMethod': 'private_get_fills',
'fetchCurrencies': {
'webApiEnable': true,
'webApiRetries': 1,
'webApiMuteFailure': true,
},
'fetchMarkets': {
'fetchTickersFees': true,
},
'withdraw': {
'includeFee': false,
},
// endpoint versions
'versions': {
'public': {
'GET': {
// spot trading
'currencies': 'v3',
'currencies/{currency}': 'v3',
'symbols': 'v2',
},
},
'private': {
'GET': {
// account
'user-info': 'v2',
'hf/margin/account/ledgers': 'v3',
'sub/user': 'v2',
'sub-accounts': 'v2',
// funding
'margin/accounts': 'v3',
'isolated/accounts': 'v3',
// 'deposit-addresses': 'v2',
'deposit-addresses': 'v1',
// spot trading
'market/orderbook/level2': 'v3',
'market/orderbook/level3': 'v3',
'market/orderbook/level{level}': 'v3',
// margin trading
'hf/margin/orders/active': 'v3',
'hf/margin/orders/done': 'v3',
'hf/margin/orders/{orderId}': 'v3',
'hf/margin/orders/client-order/{clientOid}': 'v3',
'hf/margin/fills': 'v3',
'etf/info': 'v3',
'margin/borrow': 'v3',
'margin/repay': 'v3',
'project/list': 'v3',
'project/marketInterestRate': 'v3',
'redeem/orders': 'v3',
'purchase/orders': 'v3',
},
'POST': {
// account
'sub/user/created': 'v2',
// funding
'accounts/universal-transfer': 'v3',
'accounts/sub-transfer': 'v2',
'accounts/inner-transfer': 'v2',
'transfer-out': 'v3',
// spot trading
// margin trading
'hf/margin/order': 'v3',
'hf/margin/order/test': 'v3',
'margin/borrow': 'v3',
'margin/repay': 'v3',
'purchase': 'v3',
'redeem': 'v3',
'lend/purchase/update': 'v3',
},
'DELETE': {
// account
// funding
// spot trading
'hf/margin/orders/{orderId}': 'v3',
'hf/margin/orders/client-order/{clientOid}': 'v3',
'hf/margin/orders': 'v3',
// margin trading
},
},
'futuresPrivate': {
'POST': {
'transfer-out': 'v3',
},
},
},
'partner': {
// the support for spot and future exchanges as separate settings
'spot': {
'id': 'ccxt',
'key': '9e58cc35-5b5e-4133-92ec-166e3f077cb8',
},
'future': {
'id': 'ccxtfutures',
'key': '1b327198-f30c-4f14-a0ac-918871282f15',
},
// exchange-wide settings are also supported
// 'id': 'ccxt'
// 'key': '9e58cc35-5b5e-4133-92ec-166e3f077cb8',
},
'accountsByType': {
'spot': 'trade',
'margin': 'margin',
'cross': 'margin',
'isolated': 'isolated',
'main': 'main',
'funding': 'main',
'future': 'contract',
'swap': 'contract',
'mining': 'pool',
'hf': 'trade_hf',
},
'networks': {
'BTC': 'btc',
'BTCNATIVESEGWIT': 'bech32',
'ERC20': 'eth',
'TRC20': 'trx',
'HRC20': 'heco',
'MATIC': 'matic',
'KCC': 'kcc',
'SOL': 'sol',
'ALGO': 'algo',
'EOS': 'eos',
'BEP20': 'bsc',
'BEP2': 'bnb',
'ARBONE': 'arbitrum',
'AVAXX': 'avax',
'AVAXC': 'avaxc',
'TLOS': 'tlos',
'CFX': 'cfx',
'ACA': 'aca',
'OPTIMISM': 'optimism',
'ONT': 'ont',
'GLMR': 'glmr',
'CSPR': 'cspr',
'KLAY': 'klay',
'XRD': 'xrd',
'RVN': 'rvn',
'NEAR': 'near',
'APT': 'aptos',
'ETHW': 'ethw',
'TON': 'ton',
'BCH': 'bch',
'BSV': 'bchsv',
'BCHA': 'bchabc',
'OSMO': 'osmo',
'NANO': 'nano',
'XLM': 'xlm',
'VET': 'vet',
'IOST': 'iost',
'ZIL': 'zil',
'XRP': 'xrp',
'TOMO': 'tomo',
'XMR': 'xmr',
'COTI': 'coti',
'XTZ': 'xtz',
'ADA': 'ada',
'WAX': 'waxp',
'THETA': 'theta',
'ONE': 'one',
'IOTEX': 'iotx',
'NULS': 'nuls',
'KSM': 'ksm',
'LTC': 'ltc',
'WAVES': 'waves',
'DOT': 'dot',
'STEEM': 'steem',
'QTUM': 'qtum',
'DOGE': 'doge',
'FIL': 'fil',
'XYM': 'xym',
'FLUX': 'flux',
'ATOM': 'atom',
'XDC': 'xdc',
'KDA': 'kda',
'ICP': 'icp',
'CELO': 'celo',
'LSK': 'lsk',
'VSYS': 'vsys',
'KAR': 'kar',
'XCH': 'xch',
'FLOW': 'flow',
'BAND': 'band',
'EGLD': 'egld',
'HBAR': 'hbar',
'XPR': 'xpr',
'AR': 'ar',
'FTM': 'ftm',
'KAVA': 'kava',
'KMA': 'kma',
'XEC': 'xec',
'IOTA': 'iota',
'HNT': 'hnt',
'ASTR': 'astr',
'PDEX': 'pdex',
'METIS': 'metis',
'ZEC': 'zec',
'POKT': 'pokt',
'OASYS': 'oas',
'OASIS': 'oasis',
'ETC': 'etc',
'AKT': 'akt',
'FSN': 'fsn',
'SCRT': 'scrt',
'CFG': 'cfg',
'ICX': 'icx',
'KMD': 'kmd',
'NEM': 'NEM',
'STX': 'stx',
'DGB': 'dgb',
'DCR': 'dcr',
'CKB': 'ckb',
'ELA': 'ela',
'HYDRA': 'hydra',
'BTM': 'btm',
'KARDIA': 'kai',
'SXP': 'sxp',
'NEBL': 'nebl',
'ZEN': 'zen',
'SDN': 'sdn',
'LTO': 'lto',
'WEMIX': 'wemix',
// 'BOBA': 'boba', // tbd
'EVER': 'ever',
'BNC': 'bnc',
'BNCDOT': 'bncdot',
// 'CMP': 'cmp', // todo: after consensus
'AION': 'aion',
'GRIN': 'grin',
'LOKI': 'loki',
'QKC': 'qkc',
'TT': 'TT',
'PIVX': 'pivx',
'SERO': 'sero',
'METER': 'meter',
'STATEMINE': 'statemine',
'DVPN': 'dvpn',
'XPRT': 'xprt',
'MOVR': 'movr',
'ERGO': 'ergo',
'ABBC': 'abbc',
'DIVI': 'divi',
'PURA': 'pura',
'DFI': 'dfi',
// 'NEO': 'neo', // tbd neo legacy
'NEON3': 'neon3',
'DOCK': 'dock',
'TRUE': 'true',
'CS': 'cs',
'ORAI': 'orai',
// below will be uncommented after consensus
// 'BITCOINDIAMON': 'bcd',
// 'BITCOINGOLD': 'btg',
// 'HTR': 'htr',
// 'DEROHE': 'derohe',
// 'NDAU': 'ndau',
// 'HPB': 'hpb',
// 'AXE': 'axe',
// 'BITCOINPRIVATE': 'btcp',
// 'EDGEWARE': 'edg',
// 'JUPITER': 'jup',
// 'VELAS': 'vlx', // vlxevm is different
// // 'terra' luna lunc TBD
// 'DIGITALBITS': 'xdb',
// // fra is fra-emv on kucoin
// 'PASTEL': 'psl',
// // sysevm
// 'CONCORDIUM': 'ccd',
// 'AURORA': 'aurora',
// 'PHA': 'pha', // a.k.a. khala
// 'PAL': 'pal',
// 'RSK': 'rbtc',
// 'NIX': 'nix',
// 'NIM': 'nim',
// 'NRG': 'nrg',
// 'RFOX': 'rfox',
// 'PIONEER': 'neer',
// 'PIXIE': 'pix',
// 'ALEPHZERO': 'azero',
// 'ACHAIN': 'act', // actevm is different
// 'BOSCOIN': 'bos',
// 'ELECTRONEUM': 'etn',
// 'GOCHAIN': 'go',
// 'SOPHIATX': 'sphtx',
// 'WANCHAIN': 'wan',
// 'ZEEPIN': 'zpt',
// 'MATRIXAI': 'man',
// 'METADIUM': 'meta',
// 'METAHASH': 'mhc',
// // eosc --"eosforce" tbd
// 'IOTCHAIN': 'itc',
// 'CONTENTOS': 'cos',
// 'CPCHAIN': 'cpc',
// 'INTCHAIN': 'int',
// // 'DASH': 'dash', tbd digita-cash
// 'WALTONCHAIN': 'wtc',
// 'CONSTELLATION': 'dag',
// 'ONELEDGER': 'olt',
// 'AIRDAO': 'amb', // a.k.a. AMBROSUS
// 'ENERGYWEB': 'ewt',
// 'WAVESENTERPRISE': 'west',
// 'HYPERCASH': 'hc',
// 'ENECUUM': 'enq',
// 'HAVEN': 'xhv',
// 'CHAINX': 'pcx',
// // 'FLUXOLD': 'zel', // zel seems old chain (with uppercase FLUX in kucoin UI and with id 'zel')
// 'BUMO': 'bu',
// 'DEEPONION': 'onion',
// 'ULORD': 'ut',
// 'ASCH': 'xas',
// 'SOLARIS': 'xlr',
// 'APOLLO': 'apl',
// 'PIRATECHAIN': 'arrr',
// 'ULTRA': 'uos',
// 'EMONEY': 'ngm',
// 'AURORACHAIN': 'aoa',
// 'KLEVER': 'klv',
// undetermined: xns(insolar), rhoc, luk (luniverse), kts (klimatas), bchn (bitcoin cash node), god (shallow entry), lit (litmus),
},
'marginModes': {
'cross': 'MARGIN_TRADE',
'isolated': 'MARGIN_ISOLATED_TRADE',
'spot': 'TRADE',
},
},
});
}
nonce() {
return this.milliseconds();
}
async fetchTime(params = {}) {
/**
* @method
* @name kucoin#fetchTime
* @description fetches the current integer timestamp in milliseconds from the exchange server
* @see https://docs.kucoin.com/#server-time
* @param {object} [params] extra parameters specific to the exchange API endpoint
* @returns {int} the current integer timestamp in milliseconds from the exchange server
*/
const response = await this.publicGetTimestamp(params);
//
// {
// "code":"200000",
// "msg":"success",
// "data":1546837113087
// }
//
return this.safeInteger(response, 'data');
}
async fetchStatus(params = {}) {
/**
* @method
* @name kucoin#fetchStatus
* @description the latest known information on the availability of the exchange API
* @see https://docs.kucoin.com/#service-status
* @param {object} [params] extra parameters specific to the exchange API endpoint
* @returns {object} a [status structure]{@link https://docs.ccxt.com/#/?id=exchange-status-structure}
*/
const response = await this.publicGetStatus(params);
//
// {
// "code":"200000",
// "data":{
// "status":"open", //open, close, cancelonly
// "msg":"upgrade match engine" //remark for operation
// }
// }
//
const data = this.safeValue(response, 'data', {});
const status = this.safeString(data, 'status');
return {
'status': (status === 'open') ? 'ok' : 'maintenance',
'updated': undefined,
'eta': undefined,
'url': undefined,
'info': response,
};
}
async fetchMarkets(params = {}) {
/**
* @method
* @name kucoin#fetchMarkets
* @description retrieves data on all markets for kucoin
* @see https://docs.kucoin.com/#get-symbols-list-deprecated
* @see https://docs.kucoin.com/#get-all-tickers
* @param {object} [params] extra parameters specific to the exchange API endpoint
* @returns {object[]} an array of objects representing market data
*/
const response = await this.publicGetSymbols(params);
//
// {
// "code": "200000",
// "data": [
// {
// "symbol": "XLM-USDT",
// "name": "XLM-USDT",
// "baseCurrency": "XLM",
// "quoteCurrency": "USDT",
// "feeCurrency": "USDT",
// "market": "USDS",
// "baseMinSize": "0.1",
// "quoteMinSize": "0.01",
// "baseMaxSize": "10000000000",
// "quoteMaxSize": "99999999",
// "baseIncrement": "0.0001",
// "quoteIncrement": "0.000001",
// "priceIncrement": "0.000001",
// "priceLimitRate": "0.1",
// "isMarginEnabled": true,
// "enableTrading": true
// },
// ]
// }
//
const data = this.safeValue(response, 'data');
const options = this.safeValue(this.options, 'fetchMarkets', {});
const fetchTickersFees = this.safeValue(options, 'fetchTickersFees', true);
let tickersResponse = {};
if (fetchTickersFees) {
tickersResponse = await this.publicGetMarketAllTickers(params);
}
//
// {
// "code": "200000",
// "data": {
// "time":1602832092060,
// "ticker":[
// {
// "symbol": "BTC-USDT", // symbol
// "symbolName":"BTC-USDT", // Name of trading pairs, it would change after renaming
// "buy": "11328.9", // bestAsk
// "sell": "11329", // bestBid
// "changeRate": "-0.0055", // 24h change rate
// "changePrice": "-63.6", // 24h change price
// "high": "11610", // 24h highest price
// "low": "11200", // 24h lowest price
// "vol": "2282.70993217", // 24h volume，the aggregated trading volume in BTC
// "volValue": "25984946.157790431", // 24h total, the trading volume in quote currency of last 24 hours
// "last": "11328.9", // last price
// "averagePrice": "11360.66065903", // 24h average transaction price yesterday
// "takerFeeRate": "0.001", // Basic Taker Fee
// "makerFeeRate": "0.001", // Basic Maker Fee
// "takerCoefficient": "1", // Taker Fee Coefficient
// "makerCoefficient": "1" // Maker Fee Coefficient
// }
// ]
// }
// }
//
const tickersData = this.safeValue(tickersResponse, 'data', {});
const tickers = this.safeValue(tickersData, 'ticker', []);
const tickersByMarketId = this.indexBy(tickers, 'symbol');
const result = [];
for (let i = 0; i < data.length; i++) {
const market = data[i];
const id = this.safeString(market, 'symbol');
const [baseId, quoteId] = id.split('-');
const base = this.safeCurrencyCode(baseId);
const quote = this.safeCurrencyCode(quoteId);
// const quoteIncrement = this.safeNumber (market, 'quoteIncrement');
const ticker = this.safeValue(tickersByMarketId, id, {});
const makerFeeRate = this.safeString(ticker, 'makerFeeRate');
const takerFeeRate = this.safeString(ticker, 'takerFeeRate');
const makerCoefficient = this.safeString(ticker, 'makerCoefficient');
const takerCoefficient = this.safeString(ticker, 'takerCoefficient');
result.push({
'id': id,
'symbol': base + '/' + quote,
'base': base,
'quote': quote,
'settle': undefined,
'baseId': baseId,
'quoteId': quoteId,
'settleId': undefined,
'type': 'spot',
'spot': true,
'margin': this.safeValue(market, 'isMarginEnabled'),
'swap': false,
'future': false,
'option': false,
'active': this.safeValue(market, 'enableTrading'),
'contract': false,
'linear': undefined,
'inverse': undefined,
'taker': this.parseNumber(Precise["default"].stringMul(takerFeeRate, takerCoefficient)),
'maker': this.parseNumber(Precise["default"].stringMul(makerFeeRate, makerCoefficient)),
'contractSize': undefined,
'expiry': undefined,
'expiryDatetime': undefined,
'strike': undefined,
'optionType': undefined,
'precision': {
'amount': this.safeNumber(market, 'baseIncrement'),
'price': this.safeNumber(market, 'priceIncrement'),
},
'limits': {
'leverage': {
'min': undefined,
'max': undefined,
},
'amount': {
'min': this.safeNumber(market, 'baseMinSize'),
'max': this.safeNumber(market, 'baseMaxSize'),
},
'price': {
'min': undefined,
'max': undefined,
},
'cost': {
'min': this.safeNumber(market, 'quoteMinSize'),
'max': this.safeNumber(market, 'quoteMaxSize'),
},
},
'created': undefined,
'info': market,
});
}
return result;
}
async fetchCurrencies(params = {}) {
/**
* @method
* @name kucoin#fetchCurrencies
* @description fetches all available currencies on an exchange
* @see https://docs.kucoin.com/#get-currencies
* @param {object} params extra parameters specific to the exchange API endpoint
* @returns {object} an associative dictionary of currencies
*/
const promises = [];
promises.push(this.publicGetCurrencies(params));
//
// {
// "code":"200000",
// "data":[
// {
// "currency":"CSP",
// "name":"CSP",
// "fullName":"Caspian",
// "precision":8,
// "confirms":null,
// "contractAddress":null,
// "isMarginEnabled":false,
// "isDebitEnabled":false,
// "chains":[
// {
// "chainName":"ERC20",
// "chain":"eth",
// "withdrawalMinSize":"2999",
// "withdrawalMinFee":"2999",
// "isWithdrawEnabled":false,
// "isDepositEnabled":false,
// "confirms":12,
// "preConfirms":12,
// "contractAddress":"0xa6446d655a0c34bc4f05042ee88170d056cbaf45",
// "depositFeeRate": "0.001", // present for some currencies/networks
// }
// ]
// },
// }
//
promises.push(this.fetchWebEndpoint('fetchCurrencies', 'webExchangeGetCurrencyCurrencyChainInfo', true));
//
// {
// "success": true,
// "code": "200",
// "msg": "success",
// "retry": false,
// "data": [
// {
// "status": "enabled",
// "currency": "BTC",
// "isChainEnabled": "true",
// "chain": "btc",
// "chainName": "BTC",
// "chainFullName": "Bitcoin",
// "walletPrecision": "8",
// "isDepositEnabled": "true",
// "depositMinSize": "0.00005",
// "confirmationCount": "2",
// "isWithdrawEnabled": "true",
// "withdrawMinSize": "0.001",
// "withdrawMinFee": "0.0005",
// "withdrawFeeRate": "0",
// "depositDisabledTip": "Wallet Maintenance",
// "preDepositTipEnabled": "true",
// "preDepositTip": "Do not transfer from ETH network directly",
// "withdrawDisabledTip": "",
// "preWithdrawTipEnabled": "false",
// "preWithdrawTip": "",
// "orgAddress": "",
// "userAddressName": "Memo",
// },
// ]
// }
//
const responses = await Promise.all(promises);
const currenciesResponse = this.safeValue(responses, 0, {});
const currenciesData = this.safeValue(currenciesResponse, 'data', []);
const additionalResponse = this.safeValue(responses, 1, {});
const additionalData = this.safeValue(additionalResponse, 'data', []);
const additionalDataGrouped = this.groupBy(additionalData, 'currency');
const result = {};
for (let i = 0; i < currenciesData.length; i++) {
const entry = currenciesData[i];
const id = this.safeString(entry, 'currency');
const name = this.safeString(entry, 'fullName');
const code = this.safeCurrencyCode(id);
let isWithdrawEnabled = undefined;
let isDepositEnabled = undefined;
const networks = {};
const chains = this.safeValue(entry, 'chains', []);
const extraChainsData = this.indexBy(this.safeValue(additionalDataGrouped, id, []), 'chain');
const rawPrecision = this.safeString(entry, 'precision');
const precision = this.parseNumber(this.parsePrecision(rawPrecision));
const chainsLength = chains.length;
if (!chainsLength) {
// https://t.me/KuCoin_API/173118
isWithdrawEnabled = false;
isDepositEnabled = false;
}
for (let j = 0; j < chainsLength; j++) {
const chain = chains[j];
const chainId = this.safeString(chain, 'chainId');
const networkCode = this.networkIdToCode(chainId);
const chainWithdrawEnabled = this.safeValue(chain, 'isWithdrawEnabled', false);
if (isWithdrawEnabled === undefined) {
isWithdrawEnabled = chainWithdrawEnabled;
}
else {
isWithdrawEnabled = isWithdrawEnabled || chainWithdrawEnabled;
}
const chainDepositEnabled = this.safeValue(chain, 'isDepositE