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A JavaScript / TypeScript / Python / C# / PHP cryptocurrency trading library with support for 100+ exchanges

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'use strict'; var idex$1 = require('./abstract/idex.js'); var number = require('./base/functions/number.js'); var errors = require('./base/errors.js'); var Precise = require('./base/Precise.js'); var sha256 = require('./static_dependencies/noble-hashes/sha256.js'); var sha3 = require('./static_dependencies/noble-hashes/sha3.js'); var secp256k1 = require('./static_dependencies/noble-curves/secp256k1.js'); var crypto = require('./base/functions/crypto.js'); // ---------------------------------------------------------------------------- // --------------------------------------------------------------------------- /** * @class idex * @augments Exchange */ class idex extends idex$1 { describe() { return this.deepExtend(super.describe(), { 'id': 'idex', 'name': 'IDEX', 'countries': ['US'], 'rateLimit': 1000, 'version': 'v3', 'pro': true, 'dex': true, 'certified': false, 'requiresWeb3': true, 'has': { 'CORS': undefined, 'spot': true, 'margin': false, 'swap': false, 'future': false, 'option': false, 'addMargin': false, 'cancelAllOrders': true, 'cancelOrder': true, 'cancelOrders': false, 'closeAllPositions': false, 'closePosition': false, 'createDepositAddress': false, 'createOrder': true, 'createReduceOnlyOrder': false, 'createStopLimitOrder': true, 'createStopMarketOrder': true, 'createStopOrder': true, 'fetchBalance': true, 'fetchBorrowRateHistories': false, 'fetchBorrowRateHistory': false, 'fetchClosedOrders': true, 'fetchCrossBorrowRate': false, 'fetchCrossBorrowRates': false, 'fetchCurrencies': true, 'fetchDeposit': true, 'fetchDepositAddress': true, 'fetchDepositAddresses': false, 'fetchDepositAddressesByNetwork': false, 'fetchDeposits': true, 'fetchFundingHistory': false, 'fetchFundingRate': false, 'fetchFundingRateHistory': false, 'fetchFundingRates': false, 'fetchIndexOHLCV': false, 'fetchIsolatedBorrowRate': false, 'fetchIsolatedBorrowRates': false, 'fetchLeverage': false, 'fetchLeverageTiers': false, 'fetchMarginMode': false, 'fetchMarkets': true, 'fetchMarkOHLCV': false, 'fetchMyTrades': true, 'fetchOHLCV': true, 'fetchOpenInterestHistory': false, 'fetchOpenOrders': true, 'fetchOrder': true, 'fetchOrderBook': true, 'fetchOrders': false, 'fetchPosition': false, 'fetchPositionHistory': false, 'fetchPositionMode': false, 'fetchPositions': false, 'fetchPositionsForSymbol': false, 'fetchPositionsHistory': false, 'fetchPositionsRisk': false, 'fetchPremiumIndexOHLCV': false, 'fetchStatus': true, 'fetchTicker': true, 'fetchTickers': true, 'fetchTime': true, 'fetchTrades': true, 'fetchTradingFee': false, 'fetchTradingFees': true, 'fetchTransactions': false, 'fetchWithdrawal': true, 'fetchWithdrawals': true, 'reduceMargin': false, 'sandbox': true, 'setLeverage': false, 'setMarginMode': false, 'setPositionMode': false, 'transfer': false, 'withdraw': true, }, 'timeframes': { '1m': '1m', '5m': '5m', '15m': '15m', '30m': '30m', '1h': '1h', '6h': '6h', '1d': '1d', }, 'urls': { 'test': { 'MATIC': 'https://api-sandbox-matic.idex.io', }, 'logo': 'https://user-images.githubusercontent.com/51840849/94481303-2f222100-01e0-11eb-97dd-bc14c5943a86.jpg', 'api': { 'MATIC': 'https://api-matic.idex.io', }, 'www': 'https://idex.io', 'doc': [ 'https://api-docs-v3.idex.io/', ], }, 'api': { 'public': { 'get': { 'ping': 1, 'time': 1, 'exchange': 1, 'assets': 1, 'markets': 1, 'tickers': 1, 'candles': 1, 'trades': 1, 'orderbook': 1, }, }, 'private': { 'get': { 'user': 1, 'wallets': 1, 'balances': 1, 'orders': 0.1, 'fills': 0.1, 'deposits': 1, 'withdrawals': 1, 'wsToken': 1, }, 'post': { 'wallets': 1, 'orders': 0.1, 'orders/test': 0.1, 'withdrawals': 1, }, 'delete': { 'orders': 0.1, }, }, }, 'options': { 'defaultTimeInForce': 'gtc', 'defaultSelfTradePrevention': 'cn', 'network': 'MATIC', }, 'features': { 'spot': { 'sandbox': false, 'createOrder': { 'marginMode': false, 'triggerPrice': true, // todo: revise 'triggerPriceType': { 'last': true, 'mark': true, 'index': true, }, 'triggerDirection': false, 'stopLossPrice': false, 'takeProfitPrice': false, 'attachedStopLossTakeProfit': undefined, 'timeInForce': { 'IOC': true, 'FOK': true, 'PO': true, 'GTD': false, }, 'hedged': false, 'selfTradePrevention': true, 'trailing': false, 'leverage': false, 'marketBuyByCost': false, 'marketBuyRequiresPrice': false, 'iceberg': false, }, 'createOrders': undefined, 'fetchMyTrades': { 'marginMode': false, 'limit': 1000, 'daysBack': 100000, 'untilDays': 100000, 'symbolRequired': false, }, 'fetchOrder': { 'marginMode': false, 'trigger': false, 'trailing': false, 'symbolRequired': false, }, 'fetchOpenOrders': { 'marginMode': false, 'limit': 1000, 'trigger': false, 'trailing': false, 'symbolRequired': false, }, 'fetchOrders': undefined, 'fetchClosedOrders': { 'marginMode': false, 'limit': 1000, 'daysBack': 1000000, 'daysBackCanceled': 1, 'untilDays': 1000000, 'trigger': false, 'trailing': false, 'symbolRequired': false, }, 'fetchOHLCV': { 'limit': 1000, }, }, 'swap': { 'linear': undefined, 'inverse': undefined, }, 'future': { 'linear': undefined, 'inverse': undefined, }, }, 'exceptions': { 'exact': { 'INVALID_ORDER_QUANTITY': errors.InvalidOrder, 'INSUFFICIENT_FUNDS': errors.InsufficientFunds, 'SERVICE_UNAVAILABLE': errors.ExchangeNotAvailable, 'EXCEEDED_RATE_LIMIT': errors.DDoSProtection, 'INVALID_PARAMETER': errors.BadRequest, 'WALLET_NOT_ASSOCIATED': errors.InvalidAddress, 'INVALID_WALLET_SIGNATURE': errors.AuthenticationError, }, }, 'requiredCredentials': { 'walletAddress': true, 'privateKey': true, 'apiKey': true, 'secret': true, }, 'precisionMode': number.TICK_SIZE, 'paddingMode': number.PAD_WITH_ZERO, 'commonCurrencies': {}, }); } priceToPrecision(symbol, price) { // // we override priceToPrecision to fix the following issue // https://github.com/ccxt/ccxt/issues/13367 // {"code":"INVALID_PARAMETER","message":"invalid value provided for request parameter \"price\": all quantities and prices must be below 100 billion, above 0, need to be provided as strings, and always require 4 decimals ending with 4 zeroes"} // const market = this.market(symbol); price = this.decimalToPrecision(price, number.ROUND, market['precision']['price'], this.precisionMode); return this.decimalToPrecision(price, number.TRUNCATE, market['precision']['quote'], number.TICK_SIZE, number.PAD_WITH_ZERO); } /** * @method * @name idex#fetchMarkets * @description retrieves data on all markets for idex * @see https://api-docs-v3.idex.io/#get-markets * @param {object} [params] extra parameters specific to the exchange API endpoint * @returns {object[]} an array of objects representing market data */ async fetchMarkets(params = {}) { const response = await this.publicGetMarkets(params); // // [ // { // "market": "ETH-USDC", // "type": "hybrid", // "status": "activeHybrid", // "baseAsset": "ETH", // "baseAssetPrecision": "8", // "quoteAsset": "USDC", // "quoteAssetPrecision": "8", // "makerFeeRate": "0.0000", // "takerFeeRate": "0.2500", // "takerIdexFeeRate": "0.0500", // "takerLiquidityProviderFeeRate": "0.2000", // "tickSize": "0.01000000" // }, // ] // const response2 = await this.publicGetExchange(); // // { // "timeZone": "UTC", // "serverTime": "1654460599952", // "maticDepositContractAddress": "0x3253a7e75539edaeb1db608ce6ef9aa1ac9126b6", // "maticCustodyContractAddress": "0x3bcc4eca0a40358558ca8d1bcd2d1dbde63eb468", // "maticUsdPrice": "0.60", // "gasPrice": "180", // "volume24hUsd": "10015814.46", // "totalVolumeUsd": "1589273533.28", // "totalTrades": "1534904", // "totalValueLockedUsd": "12041929.44", // "idexStakingValueLockedUsd": "20133816.98", // "idexTokenAddress": "0x9Cb74C8032b007466865f060ad2c46145d45553D", // "idexUsdPrice": "0.07", // "idexMarketCapUsd": "48012346.00", // "makerFeeRate": "0.0000", // "takerFeeRate": "0.0025", // "takerIdexFeeRate": "0.0005", // "takerLiquidityProviderFeeRate": "0.0020", // "makerTradeMinimum": "10.00000000", // "takerTradeMinimum": "1.00000000", // "withdrawMinimum": "0.50000000", // "liquidityAdditionMinimum": "0.50000000", // "liquidityRemovalMinimum": "0.40000000", // "blockConfirmationDelay": "64" // } // const maker = this.safeNumber(response2, 'makerFeeRate'); const taker = this.safeNumber(response2, 'takerFeeRate'); const makerMin = this.safeString(response2, 'makerTradeMinimum'); const takerMin = this.safeString(response2, 'takerTradeMinimum'); const minCostETH = this.parseNumber(Precise["default"].stringMin(makerMin, takerMin)); const result = []; for (let i = 0; i < response.length; i++) { const entry = response[i]; const marketId = this.safeString(entry, 'market'); const baseId = this.safeString(entry, 'baseAsset'); const quoteId = this.safeString(entry, 'quoteAsset'); const base = this.safeCurrencyCode(baseId); const quote = this.safeCurrencyCode(quoteId); const basePrecision = this.parseNumber(this.parsePrecision(this.safeString(entry, 'baseAssetPrecision'))); const quotePrecision = this.parseNumber(this.parsePrecision(this.safeString(entry, 'quoteAssetPrecision'))); const status = this.safeString(entry, 'status'); let minCost = undefined; if (quote === 'ETH') { minCost = minCostETH; } result.push({ 'id': marketId, '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': (status !== 'inactive'), 'contract': false, 'linear': undefined, 'inverse': undefined, 'taker': taker, 'maker': maker, 'contractSize': undefined, 'expiry': undefined, 'expiryDatetime': undefined, 'strike': undefined, 'optionType': undefined, 'precision': { 'amount': basePrecision, 'price': this.safeNumber(entry, 'tickSize'), 'base': basePrecision, 'quote': quotePrecision, }, 'limits': { 'leverage': { 'min': undefined, 'max': undefined, }, 'amount': { 'min': basePrecision, 'max': undefined, }, 'price': { 'min': quotePrecision, 'max': undefined, }, 'cost': { 'min': minCost, 'max': undefined, }, }, 'created': undefined, 'info': entry, }); } return result; } /** * @method * @name idex#fetchTicker * @description fetches a price ticker, a statistical calculation with the information calculated over the past 24 hours for a specific market * @see https://api-docs-v3.idex.io/#get-tickers * @param {string} symbol unified symbol of the market to fetch the ticker for * @param {object} [params] extra parameters specific to the exchange API endpoint * @returns {object} a [ticker structure]{@link https://docs.ccxt.com/#/?id=ticker-structure} */ async fetchTicker(symbol, params = {}) { await this.loadMarkets(); const market = this.market(symbol); const request = { 'market': market['id'], }; // [ // { // "market": "DIL-ETH", // "time": 1598367493008, // "open": "0.09695361", // "high": "0.10245881", // "low": "0.09572507", // "close": "0.09917079", // "closeQuantity": "0.71320950", // "baseVolume": "309.17380612", // "quoteVolume": "30.57633981", // "percentChange": "2.28", // "numTrades": 205, // "ask": "0.09910476", // "bid": "0.09688340", // "sequence": 3902 // } // ] const response = await this.publicGetTickers(this.extend(request, params)); const ticker = this.safeDict(response, 0); return this.parseTicker(ticker, market); } /** * @method * @name idex#fetchTickers * @description fetches price tickers for multiple markets, statistical information calculated over the past 24 hours for each market * @see https://api-docs-v3.idex.io/#get-tickers * @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 exchange API endpoint * @returns {object} a dictionary of [ticker structures]{@link https://docs.ccxt.com/#/?id=ticker-structure} */ async fetchTickers(symbols = undefined, params = {}) { await this.loadMarkets(); // [ // { // "market": "DIL-ETH", // "time": 1598367493008, // "open": "0.09695361", // "high": "0.10245881", // "low": "0.09572507", // "close": "0.09917079", // "closeQuantity": "0.71320950", // "baseVolume": "309.17380612", // "quoteVolume": "30.57633981", // "percentChange": "2.28", // "numTrades": 205, // "ask": "0.09910476", // "bid": "0.09688340", // "sequence": 3902 // }, ... // ] const response = await this.publicGetTickers(params); return this.parseTickers(response, symbols); } parseTicker(ticker, market = undefined) { // { // "market": "DIL-ETH", // "time": 1598367493008, // "open": "0.09695361", // "high": "0.10245881", // "low": "0.09572507", // "close": "0.09917079", // "closeQuantity": "0.71320950", // "baseVolume": "309.17380612", // "quoteVolume": "30.57633981", // "percentChange": "2.28", // "numTrades": 205, // "ask": "0.09910476", // "bid": "0.09688340", // "sequence": 3902 // } const marketId = this.safeString(ticker, 'market'); market = this.safeMarket(marketId, market, '-'); const symbol = market['symbol']; const timestamp = this.safeInteger(ticker, 'time'); const close = this.safeString(ticker, 'close'); 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, 'bid'), 'bidVolume': undefined, 'ask': this.safeString(ticker, 'ask'), 'askVolume': undefined, 'vwap': undefined, 'open': this.safeString(ticker, 'open'), 'close': close, 'last': close, 'previousClose': undefined, 'change': undefined, 'percentage': this.safeString(ticker, 'percentChange'), 'average': undefined, 'baseVolume': this.safeString(ticker, 'baseVolume'), 'quoteVolume': this.safeString(ticker, 'quoteVolume'), 'info': ticker, }, market); } /** * @method * @name idex#fetchOHLCV * @description fetches historical candlestick data containing the open, high, low, and close price, and the volume of a market * @see https://api-docs-v3.idex.io/#get-candles * @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} [since] timestamp in ms of the earliest candle to fetch * @param {int} [limit] the maximum amount of candles to fetch * @param {object} [params] extra parameters specific to the exchange API endpoint * @returns {int[][]} A list of candles ordered as timestamp, open, high, low, close, volume */ async fetchOHLCV(symbol, timeframe = '1m', since = undefined, limit = undefined, params = {}) { await this.loadMarkets(); const market = this.market(symbol); const request = { 'market': market['id'], 'interval': timeframe, }; if (since !== undefined) { request['start'] = since; } if (limit !== undefined) { request['limit'] = Math.min(limit, 1000); } const response = await this.publicGetCandles(this.extend(request, params)); if (Array.isArray(response)) { // [ // { // "start": 1598345580000, // "open": "0.09771286", // "high": "0.09771286", // "low": "0.09771286", // "close": "0.09771286", // "volume": "1.45340410", // "sequence": 3853 // }, ... // ] return this.parseOHLCVs(response, market, timeframe, since, limit); } else { // {"nextTime":1595536440000} return []; } } parseOHLCV(ohlcv, market = undefined) { // { // "start": 1598345580000, // "open": "0.09771286", // "high": "0.09771286", // "low": "0.09771286", // "close": "0.09771286", // "volume": "1.45340410", // "sequence": 3853 // } const timestamp = this.safeInteger(ohlcv, 'start'); const open = this.safeNumber(ohlcv, 'open'); const high = this.safeNumber(ohlcv, 'high'); const low = this.safeNumber(ohlcv, 'low'); const close = this.safeNumber(ohlcv, 'close'); const volume = this.safeNumber(ohlcv, 'volume'); return [timestamp, open, high, low, close, volume]; } /** * @method * @name idex#fetchTrades * @description get the list of most recent trades for a particular symbol * @see https://api-docs-v3.idex.io/#get-trades * @param {string} symbol unified symbol of the market to fetch trades for * @param {int} [since] timestamp in ms of the earliest trade to fetch * @param {int} [limit] the maximum amount of trades to fetch * @param {object} [params] extra parameters specific to the exchange API endpoint * @returns {Trade[]} a list of [trade structures]{@link https://docs.ccxt.com/#/?id=public-trades} */ async fetchTrades(symbol, since = undefined, limit = undefined, params = {}) { await this.loadMarkets(); const market = this.market(symbol); const request = { 'market': market['id'], }; if (since !== undefined) { request['start'] = since; } if (limit !== undefined) { request['limit'] = Math.min(limit, 1000); } // [ // { // "fillId": "b5467d00-b13e-3fa9-8216-dd66735550fc", // "price": "0.09771286", // "quantity": "1.45340410", // "quoteQuantity": "0.14201627", // "time": 1598345638994, // "makerSide": "buy", // "sequence": 3853 // }, ... // ] const response = await this.publicGetTrades(this.extend(request, params)); return this.parseTrades(response, market, since, limit); } parseTrade(trade, market = undefined) { // // public trades // { // "fillId":"a4883704-850b-3c4b-8588-020b5e4c62f1", // "price":"0.20377008", // "quantity":"47.58448728", // "quoteQuantity":"9.69629509", // "time":1642091300873, // "makerSide":"buy", // "type":"hybrid", // one of either: "orderBook", "hybrid", or "pool" // "sequence":31876 // } // // private trades // { // "fillId":"83429066-9334-3582-b710-78858b2f0d6b", // "price":"0.20717368", // "quantity":"15.00000000", // "quoteQuantity":"3.10760523", // "orderBookQuantity":"0.00000003", // "orderBookQuoteQuantity":"0.00000001", // "poolQuantity":"14.99999997", // "poolQuoteQuantity":"3.10760522", // "time":1642083351215, // "makerSide":"sell", // "sequence":31795, // "market":"IDEX-USDC", // "orderId":"4fe993f0-747b-11ec-bd08-79d4a0b6e47c", // "side":"buy", // "fee":"0.03749989", // "feeAsset":"IDEX", // "gas":"0.40507261", // "liquidity":"taker", // "type":"hybrid", // "txId":"0x69f6d82a762d12e3201efd0b3e9cc1969351e3c6ea3cf07c47c66bf24a459815", // "txStatus":"mined" // } // const id = this.safeString(trade, 'fillId'); const priceString = this.safeString(trade, 'price'); const amountString = this.safeString(trade, 'quantity'); const costString = this.safeString(trade, 'quoteQuantity'); const timestamp = this.safeInteger(trade, 'time'); const marketId = this.safeString(trade, 'market'); const symbol = this.safeSymbol(marketId, market, '-'); // this code handles the duality of public vs private trades const makerSide = this.safeString(trade, 'makerSide'); const oppositeSide = (makerSide === 'buy') ? 'sell' : 'buy'; const side = this.safeString(trade, 'side', oppositeSide); const takerOrMaker = this.safeString(trade, 'liquidity', 'taker'); const feeCostString = this.safeString(trade, 'fee'); let fee = undefined; if (feeCostString !== undefined) { const feeCurrencyId = this.safeString(trade, 'feeAsset'); fee = { 'cost': feeCostString, 'currency': this.safeCurrencyCode(feeCurrencyId), }; } const orderId = this.safeString(trade, 'orderId'); return this.safeTrade({ 'info': trade, 'timestamp': timestamp, 'datetime': this.iso8601(timestamp), 'symbol': symbol, 'id': id, 'order': orderId, 'type': 'limit', 'side': side, 'takerOrMaker': takerOrMaker, 'price': priceString, 'amount': amountString, 'cost': costString, 'fee': fee, }, market); } /** * @method * @name idex#fetchTradingFees * @description fetch the trading fees for multiple markets * @see https://api-docs-v3.idex.io/#get-api-account * @param {object} [params] extra parameters specific to the exchange API endpoint * @returns {object} a dictionary of [fee structures]{@link https://docs.ccxt.com/#/?id=fee-structure} indexed by market symbols */ async fetchTradingFees(params = {}) { this.checkRequiredCredentials(); await this.loadMarkets(); const nonce = this.uuidv1(); const request = { 'nonce': nonce, }; let response = undefined; response = await this.privateGetUser(this.extend(request, params)); // // { // "depositEnabled": true, // "orderEnabled": true, // "cancelEnabled": true, // "withdrawEnabled": true, // "totalPortfolioValueUsd": "0.00", // "makerFeeRate": "0.0000", // "takerFeeRate": "0.0025", // "takerIdexFeeRate": "0.0005", // "takerLiquidityProviderFeeRate": "0.0020" // } // const maker = this.safeNumber(response, 'makerFeeRate'); const taker = this.safeNumber(response, 'takerFeeRate'); const result = {}; for (let i = 0; i < this.symbols.length; i++) { const symbol = this.symbols[i]; result[symbol] = { 'info': response, 'symbol': symbol, 'maker': maker, 'taker': taker, 'percentage': true, 'tierBased': false, }; } return result; } /** * @method * @name idex#fetchOrderBook * @description fetches information on open orders with bid (buy) and ask (sell) prices, volumes and other data * @see https://api-docs-v3.idex.io/#get-order-books * @param {string} symbol unified symbol of the market to fetch the order book for * @param {int} [limit] the maximum amount of order book entries to return * @param {object} [params] extra parameters specific to the exchange API endpoint * @returns {object} A dictionary of [order book structures]{@link https://docs.ccxt.com/#/?id=order-book-structure} indexed by market symbols */ async fetchOrderBook(symbol, limit = undefined, params = {}) { await this.loadMarkets(); const market = this.market(symbol); const request = { 'market': market['id'], 'level': 2, }; if (limit !== undefined) { request['limit'] = limit; } // { // "sequence": 36416753, // "bids": [ // [ '0.09672815', "8.22284267", 1 ], // [ '0.09672814', "1.83685554", 1 ], // [ '0.09672143', "4.10962617", 1 ], // [ '0.09658884', "4.03863759", 1 ], // [ '0.09653781', "3.35730684", 1 ], // [ '0.09624660', "2.54163586", 1 ], // [ '0.09617490', "1.93065030", 1 ] // ], // "asks": [ // [ '0.09910476', "3.22840154", 1 ], // [ '0.09940587', "3.39796593", 1 ], // [ '0.09948189', "4.25088898", 1 ], // [ '0.09958362', "2.42195784", 1 ], // [ '0.09974393', "4.25234367", 1 ], // [ '0.09995250', "3.40192141", 1 ] // ] // } const response = await this.publicGetOrderbook(this.extend(request, params)); const nonce = this.safeInteger(response, 'sequence'); return { 'symbol': symbol, 'timestamp': undefined, 'datetime': undefined, 'nonce': nonce, 'bids': this.parseSide(response, 'bids'), 'asks': this.parseSide(response, 'asks'), }; } parseSide(book, side) { const bookSide = this.safeValue(book, side, []); const result = []; for (let i = 0; i < bookSide.length; i++) { const order = bookSide[i]; const price = this.safeNumber(order, 0); const amount = this.safeNumber(order, 1); const orderCount = this.safeInteger(order, 2); result.push([price, amount, orderCount]); } const descending = side === 'bids'; return this.sortBy(result, 0, descending); } /** * @method * @name idex#fetchCurrencies * @description fetches all available currencies on an exchange * @see https://api-docs-v3.idex.io/#get-assets * @param {object} [params] extra parameters specific to the exchange API endpoint * @returns {object} an associative dictionary of currencies */ async fetchCurrencies(params = {}) { const response = await this.publicGetAssets(params); // // [ // { // "name": "Ethereum", // "symbol": "ETH", // "contractAddress": "0x7ceB23fD6bC0adD59E62ac25578270cFf1b9f619", // "assetDecimals": "18", // "exchangeDecimals": "8", // "maticPrice": "3029.38503483" // }, // ] // const result = {}; for (let i = 0; i < response.length; i++) { const entry = response[i]; const name = this.safeString(entry, 'name'); const currencyId = this.safeString(entry, 'symbol'); const code = this.safeCurrencyCode(currencyId); const precision = this.parseNumber(this.parsePrecision(this.safeString(entry, 'exchangeDecimals'))); result[code] = { 'id': currencyId, 'code': code, 'info': entry, 'type': undefined, 'name': name, 'active': undefined, 'deposit': undefined, 'withdraw': undefined, 'fee': undefined, 'precision': precision, 'limits': { 'amount': { 'min': precision, 'max': undefined }, 'withdraw': { 'min': precision, 'max': undefined }, }, }; } return result; } parseBalance(response) { const result = { 'info': response, 'timestamp': undefined, 'datetime': undefined, }; for (let i = 0; i < response.length; i++) { const entry = response[i]; const currencyId = this.safeString(entry, 'asset'); const code = this.safeCurrencyCode(currencyId); const account = this.account(); account['total'] = this.safeString(entry, 'quantity'); account['free'] = this.safeString(entry, 'availableForTrade'); account['used'] = this.safeString(entry, 'locked'); result[code] = account; } return this.safeBalance(result); } /** * @method * @name idex#fetchBalance * @description query for balance and get the amount of funds available for trading or funds locked in orders * @see https://api-docs-v3.idex.io/#get-balances * @param {object} [params] extra parameters specific to the exchange API endpoint * @returns {object} a [balance structure]{@link https://docs.ccxt.com/#/?id=balance-structure} */ async fetchBalance(params = {}) { this.checkRequiredCredentials(); await this.loadMarkets(); const nonce1 = this.uuidv1(); const request = { 'nonce': nonce1, 'wallet': this.walletAddress, }; // [ // { // "asset": "DIL", // "quantity": "0.00000000", // "availableForTrade": "0.00000000", // "locked": "0.00000000", // "usdValue": null // }, ... // ] const extendedRequest = this.extend(request, params); if (extendedRequest['wallet'] === undefined) { throw new errors.BadRequest(this.id + ' fetchBalance() wallet is undefined, set this.walletAddress or "address" in params'); } let response = undefined; try { response = await this.privateGetBalances(extendedRequest); } catch (e) { if (e instanceof errors.InvalidAddress) { const walletAddress = extendedRequest['wallet']; await this.associateWallet(walletAddress); response = await this.privateGetBalances(extendedRequest); } else { throw e; } } return this.parseBalance(response); } /** * @method * @name idex#fetchMyTrades * @description fetch all trades made by the user * @see https://api-docs-v3.idex.io/#get-fills * @param {string} symbol unified market symbol * @param {int} [since] the earliest time in ms to fetch trades for * @param {int} [limit] the maximum number of trades structures to retrieve * @param {object} [params] extra parameters specific to the exchange API endpoint * @returns {Trade[]} a list of [trade structures]{@link https://docs.ccxt.com/#/?id=trade-structure} */ async fetchMyTrades(symbol = undefined, since = undefined, limit = undefined, params = {}) { this.checkRequiredCredentials(); await this.loadMarkets(); let market = undefined; const request = { 'nonce': this.uuidv1(), 'wallet': this.walletAddress, }; if (symbol !== undefined) { market = this.market(symbol); request['market'] = market['id']; } if (since !== undefined) { request['start'] = since; } if (limit !== undefined) { request['limit'] = limit; } // [ // { // "fillId": "48582d10-b9bb-3c4b-94d3-e67537cf2472", // "price": "0.09905990", // "quantity": "0.40000000", // "quoteQuantity": "0.03962396", // "time": 1598873478762, // "makerSide": "sell", // "sequence": 5053, // "market": "DIL-ETH", // "orderId": "7cdc8e90-eb7d-11ea-9e60-4118569f6e63", // "side": "buy", // "fee": "0.00080000", // "feeAsset": "DIL", // "gas": "0.00857497", // "liquidity": "taker", // "txId": "0xeaa02b112c0b8b61bc02fa1776a2b39d6c614e287c1af90df0a2e591da573e65", // "txStatus": "mined" // } // ] const extendedRequest = this.extend(request, params); if (extendedRequest['wallet'] === undefined) { throw new errors.BadRequest(this.id + ' fetchMyTrades() walletAddress is undefined, set this.walletAddress or "address" in params'); } let response = undefined; try { response = await this.privateGetFills(extendedRequest); } catch (e) { if (e instanceof errors.InvalidAddress) { const walletAddress = extendedRequest['wallet']; await this.associateWallet(walletAddress); response = await this.privateGetFills(extendedRequest); } else { throw e; } } return this.parseTrades(response, market, since, limit); } /** * @method * @name idex#fetchOrder * @description fetches information on an order made by the user * @see https://api-docs-v3.idex.io/#get-orders * @param {string} id order id * @param {string} symbol unified symbol of the market the order was made in * @param {object} [params] extra parameters specific to the exchange API endpoint * @returns {object} An [order structure]{@link https://docs.ccxt.com/#/?id=order-structure} */ async fetchOrder(id, symbol = undefined, params = {}) { const request = { 'orderId': id, }; return await this.fetchOrdersHelper(symbol, undefined, undefined, this.extend(request, params)); } /** * @method * @name idex#fetchOpenOrders * @description fetch all unfilled currently open orders * @see https://api-docs-v3.idex.io/#get-orders * @param {string} symbol unified market symbol * @param {int} [since] the earliest time in ms to fetch open orders for * @param {int} [limit] the maximum number of open orders structures to retrieve * @param {object} [params] extra parameters specific to the exchange API endpoint * @returns {Order[]} a list of [order structures]{@link https://docs.ccxt.com/#/?id=order-structure} */ async fetchOpenOrders(symbol = undefined, since = undefined, limit = undefined, params = {}) { const request = { 'closed': false, }; return await this.fetchOrdersHelper(symbol, since, limit, this.extend(request, params)); } /** * @method * @name idex#fetchClosedOrders * @description fetches information on multiple closed orders made by the user * @see https://api-docs-v3.idex.io/#get-orders * @param {string} symbol unified market symbol of the market orders were made in * @param {int} [since] the earliest time in ms to fetch orders for * @param {int} [limit] the maximum number of order structures to retrieve * @param {object} [params] extra parameters specific to the exchange API endpoint * @returns {Order[]} a list of [order structures]{@link https://docs.ccxt.com/#/?id=order-structure} */ async fetchClosedOrders(symbol = undefined, since = undefined, limit = undefined, params = {}) { const request = { 'closed': true, }; return await this.fetchOrdersHelper(symbol, since, limit, this.extend(request, params)); } async fetchOrdersHelper(symbol = undefined, since = undefined, limit = undefined, params = {}) { await this.loadMarkets(); const request = { 'nonce': this.uuidv1(), 'wallet': this.walletAddress, }; let market = undefined; if (symbol !== undefined) { market = this.market(symbol); request['market'] = market['id']; } if (since !== undefined) { request['start'] = since; } if (limit !== undefined) { request['limit'] = limit; } const response = await this.privateGetOrders(this.extend(request, params)); // fetchClosedOrders / fetchOpenOrders // [ // { // "market": "DIL-ETH", // "orderId": "7cdc8e90-eb7d-11ea-9e60-4118569f6e63", // "wallet": "0x0AB991497116f7F5532a4c2f4f7B1784488628e1", // "time": 1598873478650, // "status": "filled", // "type": "limit", // "side": "buy", // "originalQuantity": "0.40000000", // "executedQuantity": "0.40000000", // "cumulativeQuoteQuantity": "0.03962396", // "avgExecutionPrice": "0.09905990", // "price": "1.00000000", // "fills": [ // { // "fillId": "48582d10-b9bb-3c4b-94d3-e67537cf2472", // "price": "0.09905990", // "quantity": "0.40000000", // "quoteQuantity": "0.03962396", // "time": 1598873478650, // "makerSide": "sell", // "sequence": 5053, // "fee": "0.00080000", // "feeAsset": "DIL", // "gas": "0.00857497", // "liquidity": "taker", // "txId": "0xeaa02b112c0b8b61bc02fa1776a2b39d6c614e287c1af90df0a2e591da573e65", // "txStatus": "mined" // } // ] // } // ] // fetchOrder // { market: "DIL-ETH", // "orderId": "7cdc8e90-eb7d-11ea-9e60-4118569f6e63", // "wallet": "0x0AB991497116f7F5532a4c2f4f7B1784488628e1", // "time": 1598873478650, // "status": "filled", // "type": "limit", // "side": "buy", // "originalQuantity": "0.40000000", // "executedQuantity": "0.40000000", // "cumulativeQuoteQuantity": "0.03962396", // "avgExecutionPrice": "0.09905990", // "price": "1.00000000", // "fills": // [ { fillId: "48582d10-b9bb-3c4b-94d3-e67537cf2472", // "price": "0.09905990", // "quantity": "0.40000000", // "quoteQuantity": "0.03962396", // "time": 1598873478650, // "makerSide": "sell", // "sequence": 5053, // "fee": "0.00080000", // "feeAsset": "DIL", // "gas": "0.00857497", // "liquidity": "taker", // "txId": "0xeaa02b112c0b8b61bc02fa1776a2b39d6c614e287c1af90df0a2e591da573e65", // "txStatus": "mined" } ] } if (Array.isArray(response)) { return this.parseOrders(response, market, since, limit); } else { return this.parseOrder(response, market); } } parseOrderStatus(status) { // https://docs.idex.io/#order-states-amp-lifecycle const statuses = { 'active': 'open', 'partiallyFilled': 'open', 'rejected': 'canceled', 'filled': 'closed', }; return this.safeString(statuses, status, status); } parseOrder(order, market = undefined) { // // { // "market": "DIL-ETH", // "orderId": "7cdc8e90-eb7d-11ea-9e60-4118569f6e63", // "wallet": "0x0AB991497116f7F5532a4c2f4f7B1784488628e1", // "time": 1598873478650, // "status": "filled", // "type": "limit", // "side": "buy", // "originalQuantity": "0.40000000", // "executedQuantity": "0.40000000", // "cumulativeQuoteQuantity": "0.03962396", // "avgExecutionPrice": "0.09905990", // "price": "1.00000000", // "fills": [ // { // "fillId": "48582d10-b9bb-3c4b-94d3-e67537cf2472", // "price": "0.09905990", // "quantity": "0.40000000", // "quoteQuantity": "0.03962396", // "time": 1598873478650, // "makerSide": "sell", // "sequence": 5053, // "fee": "0.00080000", // "feeAsset": "DIL", // "gas": "0.00857497", // "liquidity": "taker", // "txId": "0xeaa02b112c0b8b61bc02fa1776a2b39d6c614e287c1af90df0a2e591da573e65", // "txStatus": "mined" // } // ] // } // const timestamp = this.safeInteger(order, 'time'); const fills = this.safeValue(order, 'fills', []); const id = this.safeString(order, 'orderId'); const clientOrderId = this.safeString(order, 'clientOrderId'); const marketId = this.safeString(order, 'market'); const side = this.safeString(order, 'side'); const symbol = this.safeSymbol(marketId, market, '-'); const type = this.safeString(order, 'type'); const amount = this.safeString(order, 'originalQuantity'); const filled = this.safeString(order, 'executedQuantity'); const average = this.safeString(order, 'avgExecutionPrice'); const price = this.safeString(order, 'price'); const rawStatus = this.safeString(order, 'status'); const timeInForce = this.safeStringUpper(order, 'timeInForce'); const status = this.parseOrderStatus(rawStatus); return this.safeOrder({ 'info': order, 'id': id, 'clientOrderId': clientOrderId, 'timestamp': timestamp, 'datetime': this.iso8601(timestamp), 'lastTradeTimestamp': undefined, 'symbol': symbol, 'type': type, 'timeInForce': timeInForce, 'postOnly': undefined, 'side': side, 'price': price, 'triggerPrice': undefined, 'amount': amount, 'cost': undefined, 'average': average, 'filled': filled, 'remaining': undefined, 'status': status, 'fee': undefined, 'trades': fills, }, market); } async associateWallet(walletAddress, params = {}) { const nonce = this.uuidv1(); const noPrefix = this.remove0xPrefix(walletAddress); const byteArray = [ this.base16ToBinary(nonce), this.base16ToBinary(noPrefix), ]; const binary = this.binaryConcatArray(byteArray); const hash = this.hash(binary, sha3.keccak_256, 'hex'); const signature = this.signMessageString(hash, this.privateKey); // { // "address": "0x0AB991497116f7F5532a4c2f4f7B1784488628e1", // "totalPortfolioValueUsd"