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sfccxt

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A JavaScript / Python / PHP cryptocurrency trading library with support for 130+ exchanges

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'use strict'; // --------------------------------------------------------------------------- const Exchange = require ('./base/Exchange'); const { ExchangeError, AuthenticationError, InvalidNonce, InsufficientFunds, InvalidOrder, OrderNotFound, PermissionDenied } = require ('./base/errors'); const { TICK_SIZE } = require ('./base/functions/number'); // --------------------------------------------------------------------------- module.exports = class bitbank extends Exchange { describe () { return this.deepExtend (super.describe (), { 'id': 'bitbank', 'name': 'bitbank', 'countries': [ 'JP' ], 'version': 'v1', 'has': { 'CORS': undefined, 'spot': true, 'margin': false, 'swap': false, 'future': false, 'option': false, 'addMargin': false, 'cancelOrder': true, 'createOrder': true, 'createReduceOnlyOrder': false, 'fetchBalance': true, 'fetchBorrowRate': false, 'fetchBorrowRateHistories': false, 'fetchBorrowRateHistory': false, 'fetchBorrowRates': false, 'fetchBorrowRatesPerSymbol': false, 'fetchDepositAddress': true, 'fetchFundingHistory': false, 'fetchFundingRate': false, 'fetchFundingRateHistory': false, 'fetchFundingRates': false, 'fetchIndexOHLCV': false, 'fetchLeverage': false, 'fetchLeverageTiers': false, 'fetchMarginMode': false, 'fetchMarkOHLCV': false, 'fetchMyTrades': true, 'fetchOHLCV': true, 'fetchOpenInterestHistory': false, 'fetchOpenOrders': true, 'fetchOrder': true, 'fetchOrderBook': true, 'fetchPosition': false, 'fetchPositionMode': false, 'fetchPositions': false, 'fetchPositionsRisk': false, 'fetchPremiumIndexOHLCV': false, 'fetchTicker': true, 'fetchTrades': true, 'fetchTradingFee': false, 'fetchTradingFees': true, 'fetchTransfer': false, 'fetchTransfers': false, 'reduceMargin': false, 'setLeverage': false, 'setMarginMode': false, 'setPositionMode': false, 'transfer': false, 'withdraw': true, }, 'timeframes': { '1m': '1min', '5m': '5min', '15m': '15min', '30m': '30min', '1h': '1hour', '4h': '4hour', '8h': '8hour', '12h': '12hour', '1d': '1day', '1w': '1week', }, 'hostname': 'bitbank.cc', 'urls': { 'logo': 'https://user-images.githubusercontent.com/1294454/37808081-b87f2d9c-2e59-11e8-894d-c1900b7584fe.jpg', 'api': { 'public': 'https://public.{hostname}', 'private': 'https://api.{hostname}', 'markets': 'https://api.{hostname}', }, 'www': 'https://bitbank.cc/', 'doc': 'https://docs.bitbank.cc/', 'fees': 'https://bitbank.cc/docs/fees/', }, 'api': { 'public': { 'get': [ '{pair}/ticker', '{pair}/depth', '{pair}/transactions', '{pair}/transactions/{yyyymmdd}', '{pair}/candlestick/{candletype}/{yyyymmdd}', ], }, 'private': { 'get': [ 'user/assets', 'user/spot/order', 'user/spot/active_orders', 'user/spot/trade_history', 'user/withdrawal_account', ], 'post': [ 'user/spot/order', 'user/spot/cancel_order', 'user/spot/cancel_orders', 'user/spot/orders_info', 'user/request_withdrawal', ], }, 'markets': { 'get': [ 'spot/pairs', ], }, }, 'precisionMode': TICK_SIZE, 'exceptions': { '20001': AuthenticationError, '20002': AuthenticationError, '20003': AuthenticationError, '20005': AuthenticationError, '20004': InvalidNonce, '40020': InvalidOrder, '40021': InvalidOrder, '40025': ExchangeError, '40013': OrderNotFound, '40014': OrderNotFound, '50008': PermissionDenied, '50009': OrderNotFound, '50010': OrderNotFound, '60001': InsufficientFunds, '60005': InvalidOrder, }, }); } async fetchMarkets (params = {}) { /** * @method * @name bitbank#fetchMarkets * @description retrieves data on all markets for bitbank * @param {object} params extra parameters specific to the exchange api endpoint * @returns {[object]} an array of objects representing market data */ const response = await this.marketsGetSpotPairs (params); // // { // "success": 1, // "data": { // "pairs": [ // { // "name": "btc_jpy", // "base_asset": "btc", // "quote_asset": "jpy", // "maker_fee_rate_base": "0", // "taker_fee_rate_base": "0", // "maker_fee_rate_quote": "-0.0002", // "taker_fee_rate_quote": "0.0012", // "unit_amount": "0.0001", // "limit_max_amount": "1000", // "market_max_amount": "10", // "market_allowance_rate": "0.2", // "price_digits": 0, // "amount_digits": 4, // "is_enabled": true, // "stop_order": false, // "stop_order_and_cancel": false // } // ] // } // } // const data = this.safeValue (response, 'data'); const pairs = this.safeValue (data, 'pairs', []); const result = []; for (let i = 0; i < pairs.length; i++) { const entry = pairs[i]; const id = this.safeString (entry, 'name'); const baseId = this.safeString (entry, 'base_asset'); const quoteId = this.safeString (entry, 'quote_asset'); const base = this.safeCurrencyCode (baseId); const quote = this.safeCurrencyCode (quoteId); result.push ({ 'id': id, '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 (entry, 'is_enabled'), 'contract': false, 'linear': undefined, 'inverse': undefined, 'taker': this.safeNumber (entry, 'taker_fee_rate_quote'), 'maker': this.safeNumber (entry, 'maker_fee_rate_quote'), 'contractSize': undefined, 'expiry': undefined, 'expiryDatetime': undefined, 'strike': undefined, 'optionType': undefined, 'precision': { 'amount': this.parseNumber (this.parsePrecision (this.safeString (entry, 'amount_digits'))), 'price': this.parseNumber (this.parsePrecision (this.safeString (entry, 'price_digits'))), }, 'limits': { 'leverage': { 'min': undefined, 'max': undefined, }, 'amount': { 'min': this.safeNumber (entry, 'unit_amount'), 'max': this.safeNumber (entry, 'limit_max_amount'), }, 'price': { 'min': undefined, 'max': undefined, }, 'cost': { 'min': undefined, 'max': undefined, }, }, 'info': entry, }); } return result; } parseTicker (ticker, market = undefined) { const symbol = this.safeSymbol (undefined, market); const timestamp = this.safeInteger (ticker, 'timestamp'); 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': undefined, 'close': last, 'last': last, 'previousClose': undefined, 'change': undefined, 'percentage': undefined, 'average': undefined, 'baseVolume': this.safeString (ticker, 'vol'), 'quoteVolume': undefined, 'info': ticker, }, market); } async fetchTicker (symbol, params = {}) { /** * @method * @name bitbank#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 bitbank 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 = { 'pair': market['id'], }; const response = await this.publicGetPairTicker (this.extend (request, params)); const data = this.safeValue (response, 'data', {}); return this.parseTicker (data, market); } async fetchOrderBook (symbol, limit = undefined, params = {}) { /** * @method * @name bitbank#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 bitbank 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 = { 'pair': market['id'], }; const response = await this.publicGetPairDepth (this.extend (request, params)); const orderbook = this.safeValue (response, 'data', {}); const timestamp = this.safeInteger (orderbook, 'timestamp'); return this.parseOrderBook (orderbook, market['symbol'], timestamp); } parseTrade (trade, market = undefined) { const timestamp = this.safeInteger (trade, 'executed_at'); market = this.safeMarket (undefined, market); const priceString = this.safeString (trade, 'price'); const amountString = this.safeString (trade, 'amount'); const id = this.safeString2 (trade, 'transaction_id', 'trade_id'); const takerOrMaker = this.safeString (trade, 'maker_taker'); let fee = undefined; const feeCostString = this.safeString (trade, 'fee_amount_quote'); if (feeCostString !== undefined) { fee = { 'currency': market['quote'], 'cost': feeCostString, }; } const orderId = this.safeString (trade, 'order_id'); const type = this.safeString (trade, 'type'); const side = this.safeString (trade, 'side'); return this.safeTrade ({ 'timestamp': timestamp, 'datetime': this.iso8601 (timestamp), 'symbol': market['symbol'], 'id': id, 'order': orderId, 'type': type, 'side': side, 'takerOrMaker': takerOrMaker, 'price': priceString, 'amount': amountString, 'cost': undefined, 'fee': fee, 'info': trade, }, market); } async fetchTrades (symbol, since = undefined, limit = undefined, params = {}) { /** * @method * @name bitbank#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 bitbank 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 = { 'pair': market['id'], }; const response = await this.publicGetPairTransactions (this.extend (request, params)); const data = this.safeValue (response, 'data', {}); const trades = this.safeValue (data, 'transactions', []); return this.parseTrades (trades, market, since, limit); } async fetchTradingFees (params = {}) { /** * @method * @name bitbank#fetchTradingFees * @description fetch the trading fees for multiple markets * @param {object} params extra parameters specific to the bitbank 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.marketsGetSpotPairs (params); // // { // success: '1', // data: { // pairs: [ // { // name: 'btc_jpy', // base_asset: 'btc', // quote_asset: 'jpy', // maker_fee_rate_base: '0', // taker_fee_rate_base: '0', // maker_fee_rate_quote: '-0.0002', // taker_fee_rate_quote: '0.0012', // unit_amount: '0.0001', // limit_max_amount: '1000', // market_max_amount: '10', // market_allowance_rate: '0.2', // price_digits: '0', // amount_digits: '4', // is_enabled: true, // stop_order: false, // stop_order_and_cancel: false // }, // ... // ] // } // } // const data = this.safeValue (response, 'data', {}); const pairs = this.safeValue (data, 'pairs', []); const result = {}; for (let i = 0; i < pairs.length; i++) { const pair = pairs[i]; const marketId = this.safeString (pair, 'name'); const market = this.safeMarket (marketId); const symbol = market['symbol']; result[symbol] = { 'info': pair, 'symbol': symbol, 'maker': this.safeNumber (pair, 'maker_fee_rate_quote'), 'taker': this.safeNumber (pair, 'taker_fee_rate_quote'), 'percentage': true, 'tierBased': false, }; } return result; } parseOHLCV (ohlcv, market = undefined) { // // [ // "0.02501786", // "0.02501786", // "0.02501786", // "0.02501786", // "0.0000", // 1591488000000 // ] // return [ this.safeInteger (ohlcv, 5), this.safeNumber (ohlcv, 0), this.safeNumber (ohlcv, 1), this.safeNumber (ohlcv, 2), this.safeNumber (ohlcv, 3), this.safeNumber (ohlcv, 4), ]; } async fetchOHLCV (symbol, timeframe = '1m', since = undefined, limit = undefined, params = {}) { /** * @method * @name bitbank#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 bitbank api endpoint * @returns {[[int]]} A list of candles ordered as timestamp, open, high, low, close, volume */ if (since === undefined) { if (limit === undefined) { limit = 1000; // it doesn't have any defaults, might return 200, might 2000 (i.e. https://public.bitbank.cc/btc_jpy/candlestick/4hour/2020) } const duration = this.parseTimeframe (timeframe); since = this.milliseconds () - duration * 1000 * limit; } await this.loadMarkets (); const market = this.market (symbol); const request = { 'pair': market['id'], 'candletype': this.timeframes[timeframe], 'yyyymmdd': this.yyyymmdd (since, ''), }; const response = await this.publicGetPairCandlestickCandletypeYyyymmdd (this.extend (request, params)); // // { // "success":1, // "data":{ // "candlestick":[ // { // "type":"5min", // "ohlcv":[ // ["0.02501786","0.02501786","0.02501786","0.02501786","0.0000",1591488000000], // ["0.02501747","0.02501953","0.02501747","0.02501953","0.3017",1591488300000], // ["0.02501762","0.02501762","0.02500392","0.02500392","0.1500",1591488600000], // ] // } // ], // "timestamp":1591508668190 // } // } // const data = this.safeValue (response, 'data', {}); const candlestick = this.safeValue (data, 'candlestick', []); const first = this.safeValue (candlestick, 0, {}); const ohlcv = this.safeValue (first, 'ohlcv', []); return this.parseOHLCVs (ohlcv, market, timeframe, since, limit); } parseBalance (response) { const result = { 'info': response, 'timestamp': undefined, 'datetime': undefined, }; const data = this.safeValue (response, 'data', {}); const assets = this.safeValue (data, 'assets', []); for (let i = 0; i < assets.length; i++) { const balance = assets[i]; const currencyId = this.safeString (balance, 'asset'); const code = this.safeCurrencyCode (currencyId); const account = this.account (); account['free'] = this.safeString (balance, 'free_amount'); account['used'] = this.safeString (balance, 'locked_amount'); account['total'] = this.safeString (balance, 'onhand_amount'); result[code] = account; } return this.safeBalance (result); } async fetchBalance (params = {}) { /** * @method * @name bitbank#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 bitbank 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.privateGetUserAssets (params); // // { // "success": "1", // "data": { // "assets": [ // { // "asset": "jpy", // "amount_precision": "4", // "onhand_amount": "0.0000", // "locked_amount": "0.0000", // "free_amount": "0.0000", // "stop_deposit": false, // "stop_withdrawal": false, // "withdrawal_fee": { // "threshold": "30000.0000", // "under": "550.0000", // "over": "770.0000" // } // }, // { // "asset": "btc", // "amount_precision": "8", // "onhand_amount": "0.00000000", // "locked_amount": "0.00000000", // "free_amount": "0.00000000", // "stop_deposit": false, // "stop_withdrawal": false, // "withdrawal_fee": "0.00060000" // }, // ] // } // } // return this.parseBalance (response); } parseOrderStatus (status) { const statuses = { 'UNFILLED': 'open', 'PARTIALLY_FILLED': 'open', 'FULLY_FILLED': 'closed', 'CANCELED_UNFILLED': 'canceled', 'CANCELED_PARTIALLY_FILLED': 'canceled', }; return this.safeString (statuses, status, status); } parseOrder (order, market = undefined) { const id = this.safeString (order, 'order_id'); const marketId = this.safeString (order, 'pair'); market = this.safeMarket (marketId, market); const timestamp = this.safeInteger (order, 'ordered_at'); const price = this.safeString (order, 'price'); const amount = this.safeString (order, 'start_amount'); const filled = this.safeString (order, 'executed_amount'); const remaining = this.safeString (order, 'remaining_amount'); const average = this.safeString (order, 'average_price'); const status = this.parseOrderStatus (this.safeString (order, 'status')); const type = this.safeStringLower (order, 'type'); const side = this.safeStringLower (order, 'side'); return this.safeOrder ({ 'id': id, 'clientOrderId': undefined, 'datetime': this.iso8601 (timestamp), 'timestamp': timestamp, 'lastTradeTimestamp': undefined, 'status': status, 'symbol': market['symbol'], 'type': type, 'timeInForce': undefined, 'postOnly': undefined, 'side': side, 'price': price, 'stopPrice': undefined, 'cost': undefined, 'average': average, 'amount': amount, 'filled': filled, 'remaining': remaining, 'trades': undefined, 'fee': undefined, 'info': order, }, market); } async createOrder (symbol, type, side, amount, price = undefined, params = {}) { /** * @method * @name bitbank#createOrder * @description create a trade order * @param {string} symbol unified symbol of the market to create an order in * @param {string} type 'market' or 'limit' * @param {string} side 'buy' or 'sell' * @param {float} amount how much of currency you want to trade in units of base currency * @param {float|undefined} price the price at which the order is to be fullfilled, in units of the quote currency, ignored in market orders * @param {object} params extra parameters specific to the bitbank api endpoint * @returns {object} an [order structure]{@link https://docs.ccxt.com/en/latest/manual.html#order-structure} */ await this.loadMarkets (); const market = this.market (symbol); const request = { 'pair': market['id'], 'amount': this.amountToPrecision (symbol, amount), 'side': side, 'type': type, }; if (type === 'limit') { request['price'] = this.priceToPrecision (symbol, price); } const response = await this.privatePostUserSpotOrder (this.extend (request, params)); const data = this.safeValue (response, 'data'); return this.parseOrder (data, market); } async cancelOrder (id, symbol = undefined, params = {}) { /** * @method * @name bitbank#cancelOrder * @description cancels an open order * @param {string} id order id * @param {string|undefined} symbol unified symbol of the market the order was made in * @param {object} params extra parameters specific to the bitbank api endpoint * @returns {object} An [order structure]{@link https://docs.ccxt.com/en/latest/manual.html#order-structure} */ await this.loadMarkets (); const market = this.market (symbol); const request = { 'order_id': id, 'pair': market['id'], }; const response = await this.privatePostUserSpotCancelOrder (this.extend (request, params)); const data = this.safeValue (response, 'data'); return data; } async fetchOrder (id, symbol = undefined, params = {}) { /** * @method * @name bitbank#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 bitbank api endpoint * @returns {object} An [order structure]{@link https://docs.ccxt.com/en/latest/manual.html#order-structure} */ await this.loadMarkets (); const market = this.market (symbol); const request = { 'order_id': id, 'pair': market['id'], }; const response = await this.privateGetUserSpotOrder (this.extend (request, params)); const data = this.safeValue (response, 'data'); return this.parseOrder (data, market); } async fetchOpenOrders (symbol = undefined, since = undefined, limit = undefined, params = {}) { /** * @method * @name bitbank#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 bitbank api endpoint * @returns {[object]} a list of [order structures]{@link https://docs.ccxt.com/en/latest/manual.html#order-structure} */ await this.loadMarkets (); const market = this.market (symbol); const request = { 'pair': market['id'], }; if (limit !== undefined) { request['count'] = limit; } if (since !== undefined) { request['since'] = parseInt (since / 1000); } const response = await this.privateGetUserSpotActiveOrders (this.extend (request, params)); const data = this.safeValue (response, 'data', {}); const orders = this.safeValue (data, 'orders', []); return this.parseOrders (orders, market, since, limit); } async fetchMyTrades (symbol = undefined, since = undefined, limit = undefined, params = {}) { /** * @method * @name bitbank#fetchMyTrades * @description fetch all trades made by the user * @param {string|undefined} symbol unified market symbol * @param {int|undefined} since the earliest time in ms to fetch trades for * @param {int|undefined} limit the maximum number of trades structures to retrieve * @param {object} params extra parameters specific to the bitbank api endpoint * @returns {[object]} a list of [trade structures]{@link https://docs.ccxt.com/en/latest/manual.html#trade-structure} */ await this.loadMarkets (); const request = {}; let market = undefined; if (symbol !== undefined) { market = this.market (symbol); request['pair'] = market['id']; } if (limit !== undefined) { request['count'] = limit; } if (since !== undefined) { request['since'] = parseInt (since / 1000); } const response = await this.privateGetUserSpotTradeHistory (this.extend (request, params)); const data = this.safeValue (response, 'data', {}); const trades = this.safeValue (data, 'trades', []); return this.parseTrades (trades, market, since, limit); } async fetchDepositAddress (code, params = {}) { /** * @method * @name bitbank#fetchDepositAddress * @description fetch the deposit address for a currency associated with this account * @param {string} code unified currency code * @param {object} params extra parameters specific to the bitbank api endpoint * @returns {object} an [address structure]{@link https://docs.ccxt.com/en/latest/manual.html#address-structure} */ await this.loadMarkets (); const currency = this.currency (code); const request = { 'asset': currency['id'], }; const response = await this.privateGetUserWithdrawalAccount (this.extend (request, params)); const data = this.safeValue (response, 'data', {}); // Not sure about this if there could be more than one account... const accounts = this.safeValue (data, 'accounts', []); const firstAccount = this.safeValue (accounts, 0, {}); const address = this.safeString (firstAccount, 'address'); return { 'currency': currency, 'address': address, 'tag': undefined, 'network': undefined, 'info': response, }; } async withdraw (code, amount, address, tag = undefined, params = {}) { /** * @method * @name bitbank#withdraw * @description make a withdrawal * @param {string} code unified currency code * @param {float} amount the amount to withdraw * @param {string} address the address to withdraw to * @param {string|undefined} tag * @param {object} params extra parameters specific to the bitbank api endpoint * @returns {object} a [transaction structure]{@link https://docs.ccxt.com/en/latest/manual.html#transaction-structure} */ [ tag, params ] = this.handleWithdrawTagAndParams (tag, params); if (!('uuid' in params)) { throw new ExchangeError (this.id + ' uuid is required for withdrawal'); } await this.loadMarkets (); const currency = this.currency (code); const request = { 'asset': currency['id'], 'amount': amount, }; const response = await this.privatePostUserRequestWithdrawal (this.extend (request, params)); // // { // "success": 1, // "data": { // "uuid": "string", // "asset": "btc", // "amount": 0, // "account_uuid": "string", // "fee": 0, // "status": "DONE", // "label": "string", // "txid": "string", // "address": "string", // "requested_at": 0 // } // } // const data = this.safeValue (response, 'data', {}); return this.parseTransaction (data, currency); } parseTransaction (transaction, currency = undefined) { // // withdraw // // { // "uuid": "string", // "asset": "btc", // "amount": 0, // "account_uuid": "string", // "fee": 0, // "status": "DONE", // "label": "string", // "txid": "string", // "address": "string", // "requested_at": 0 // } // const txid = this.safeString (transaction, 'txid'); currency = this.safeCurrency (undefined, currency); return { 'id': txid, 'txid': txid, 'timestamp': undefined, 'datetime': undefined, 'network': undefined, 'addressFrom': undefined, 'address': undefined, 'addressTo': undefined, 'amount': undefined, 'type': undefined, 'currency': currency['code'], 'status': undefined, 'updated': undefined, 'tagFrom': undefined, 'tag': undefined, 'tagTo': undefined, 'comment': undefined, 'fee': undefined, 'info': transaction, }; } nonce () { return this.milliseconds (); } sign (path, api = 'public', method = 'GET', params = {}, headers = undefined, body = undefined) { let query = this.omit (params, this.extractParams (path)); let url = this.implodeHostname (this.urls['api'][api]) + '/'; if ((api === 'public') || (api === 'markets')) { url += this.implodeParams (path, params); if (Object.keys (query).length) { url += '?' + this.urlencode (query); } } else { this.checkRequiredCredentials (); const nonce = this.nonce ().toString (); let auth = nonce; url += this.version + '/' + this.implodeParams (path, params); if (method === 'POST') { body = this.json (query); auth += body; } else { auth += '/' + this.version + '/' + path; if (Object.keys (query).length) { query = this.urlencode (query); url += '?' + query; auth += '?' + query; } } headers = { 'Content-Type': 'application/json', 'ACCESS-KEY': this.apiKey, 'ACCESS-NONCE': nonce, 'ACCESS-SIGNATURE': this.hmac (this.encode (auth), this.encode (this.secret)), }; } return { 'url': url, 'method': method, 'body': body, 'headers': headers }; } handleErrors (httpCode, reason, url, method, headers, body, response, requestHeaders, requestBody) { if (response === undefined) { return; } const success = this.safeInteger (response, 'success'); const data = this.safeValue (response, 'data'); if (!success || !data) { const errorMessages = { '10000': 'URL does not exist', '10001': 'A system error occurred. Please contact support', '10002': 'Invalid JSON format. Please check the contents of transmission', '10003': 'A system error occurred. Please contact support', '10005': 'A timeout error occurred. Please wait for a while and try again', '20001': 'API authentication failed', '20002': 'Illegal API key', '20003': 'API key does not exist', '20004': 'API Nonce does not exist', '20005': 'API signature does not exist', '20011': 'Two-step verification failed', '20014': 'SMS authentication failed', '30001': 'Please specify the order quantity', '30006': 'Please specify the order ID', '30007': 'Please specify the order ID array', '30009': 'Please specify the stock', '30012': 'Please specify the order price', '30013': 'Trade Please specify either', '30015': 'Please specify the order type', '30016': 'Please specify asset name', '30019': 'Please specify uuid', '30039': 'Please specify the amount to be withdrawn', '40001': 'The order quantity is invalid', '40006': 'Count value is invalid', '40007': 'End time is invalid', '40008': 'end_id Value is invalid', '40009': 'The from_id value is invalid', '40013': 'The order ID is invalid', '40014': 'The order ID array is invalid', '40015': 'Too many specified orders', '40017': 'Incorrect issue name', '40020': 'The order price is invalid', '40021': 'The trading classification is invalid', '40022': 'Start date is invalid', '40024': 'The order type is invalid', '40025': 'Incorrect asset name', '40028': 'uuid is invalid', '40048': 'The amount of withdrawal is illegal', '50003': 'Currently, this account is in a state where you can not perform the operation you specified. Please contact support', '50004': 'Currently, this account is temporarily registered. Please try again after registering your account', '50005': 'Currently, this account is locked. Please contact support', '50006': 'Currently, this account is locked. Please contact support', '50008': 'User identification has not been completed', '50009': 'Your order does not exist', '50010': 'Can not cancel specified order', '50011': 'API not found', '60001': 'The number of possessions is insufficient', '60002': 'It exceeds the quantity upper limit of the tender buying order', '60003': 'The specified quantity exceeds the limit', '60004': 'The specified quantity is below the threshold', '60005': 'The specified price is above the limit', '60006': 'The specified price is below the lower limit', '70001': 'A system error occurred. Please contact support', '70002': 'A system error occurred. Please contact support', '70003': 'A system error occurred. Please contact support', '70004': 'We are unable to accept orders as the transaction is currently suspended', '70005': 'Order can not be accepted because purchase order is currently suspended', '70006': 'We can not accept orders because we are currently unsubscribed ', '70009': 'We are currently temporarily restricting orders to be carried out. Please use the limit order.', '70010': 'We are temporarily raising the minimum order quantity as the system load is now rising.', }; const errorClasses = this.exceptions; const code = this.safeString (data, 'code'); const message = this.safeString (errorMessages, code, 'Error'); const ErrorClass = this.safeValue (errorClasses, code); if (ErrorClass !== undefined) { throw new ErrorClass (message); } else { throw new ExchangeError (this.id + ' ' + this.json (response)); } } } };