sfccxt
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A JavaScript / Python / PHP cryptocurrency trading library with support for 130+ exchanges
1,043 lines (1,027 loc) • 109 kB
JavaScript
'use strict';
// ---------------------------------------------------------------------------
const Exchange = require ('./base/Exchange');
const { AuthenticationError, ArgumentsRequired, ExchangeError, InsufficientFunds, DDoSProtection, InvalidNonce, PermissionDenied, BadRequest, BadSymbol, NotSupported, AccountNotEnabled, OnMaintenance } = require ('./base/errors');
const { TICK_SIZE } = require ('./base/functions/number');
const Precise = require ('./base/Precise');
module.exports = class cryptocom extends Exchange {
describe () {
return this.deepExtend (super.describe (), {
'id': 'cryptocom',
'name': 'Crypto.com',
'countries': [ 'MT' ],
'version': 'v2',
'rateLimit': 10, // 100 requests per second
'pro': true,
'has': {
'CORS': false,
'spot': true,
'margin': true,
'swap': undefined, // has but not fully implemented
'future': undefined, // has but not fully implemented
'option': undefined,
'borrowMargin': true,
'cancelAllOrders': true,
'cancelOrder': true,
'createOrder': true,
'fetchBalance': true,
'fetchBidsAsks': false,
'fetchBorrowInterest': true,
'fetchBorrowRate': false,
'fetchBorrowRateHistories': false,
'fetchBorrowRateHistory': false,
'fetchBorrowRates': true,
'fetchClosedOrders': 'emulated',
'fetchCurrencies': false,
'fetchDepositAddress': true,
'fetchDepositAddressesByNetwork': true,
'fetchDeposits': true,
'fetchFundingHistory': false,
'fetchFundingRate': false,
'fetchFundingRates': false,
'fetchMarginMode': false,
'fetchMarkets': true,
'fetchMyTrades': true,
'fetchOHLCV': true,
'fetchOpenOrders': true,
'fetchOrder': true,
'fetchOrderBook': true,
'fetchOrders': true,
'fetchPositionMode': false,
'fetchPositions': false,
'fetchStatus': false,
'fetchTicker': true,
'fetchTickers': true,
'fetchTime': false,
'fetchTrades': true,
'fetchTradingFee': false,
'fetchTradingFees': false,
'fetchTransactionFees': false,
'fetchTransactions': false,
'fetchTransfers': true,
'fetchWithdrawals': true,
'repayMargin': true,
'setLeverage': false,
'setMarginMode': false,
'transfer': true,
'withdraw': true,
},
'timeframes': {
'1m': '1m',
'5m': '5m',
'15m': '15m',
'30m': '30m',
'1h': '1h',
'4h': '4h',
'6h': '6h',
'12h': '12h',
'1d': '1D',
'1w': '7D',
'2w': '14D',
'1M': '1M',
},
'urls': {
'logo': 'https://user-images.githubusercontent.com/1294454/147792121-38ed5e36-c229-48d6-b49a-48d05fc19ed4.jpeg',
'test': {
'spot': 'https://uat-api.3ona.co/v2',
'derivatives': 'https://uat-api.3ona.co/v2',
},
'api': {
'spot': 'https://api.crypto.com/v2',
'derivatives': 'https://deriv-api.crypto.com/v1',
},
'www': 'https://crypto.com/',
'referral': 'https://crypto.com/exch/5835vstech',
'doc': [
'https://exchange-docs.crypto.com/spot/index.html',
'https://exchange-docs.crypto.com/derivatives/index.html',
],
'fees': 'https://crypto.com/exchange/document/fees-limits',
},
'api': {
'spot': {
'public': {
'get': {
'public/auth': 1,
'public/get-instruments': 1,
'public/get-book': 1,
'public/get-candlestick': 1,
'public/get-ticker': 1,
'public/get-trades': 1,
'public/margin/get-transfer-currencies': 1,
'public/margin/get-load-currenices': 1,
'public/respond-heartbeat': 1,
},
},
'private': {
'post': {
'private/set-cancel-on-disconnect': 10 / 3,
'private/get-cancel-on-disconnect': 10 / 3,
'private/create-withdrawal': 10 / 3,
'private/get-withdrawal-history': 10 / 3,
'private/get-currency-networks': 10 / 3,
'private/get-deposit-history': 10 / 3,
'private/get-deposit-address': 10 / 3,
'private/get-account-summary': 10 / 3,
'private/create-order': 2 / 3,
'private/cancel-order': 2 / 3,
'private/cancel-all-orders': 2 / 3,
'private/create-order-list': 10 / 3,
'private/get-order-history': 10 / 3,
'private/get-open-orders': 10 / 3,
'private/get-order-detail': 1 / 3,
'private/get-trades': 100,
'private/margin/get-user-config': 10 / 3,
'private/margin/get-account-summary': 10 / 3,
'private/margin/transfer': 10 / 3,
'private/margin/borrow': 10 / 3,
'private/margin/repay': 10 / 3,
'private/margin/get-transfer-history': 10 / 3,
'private/margin/get-borrow-history': 10 / 3,
'private/margin/get-interest-history': 10 / 3,
'private/margin/get-repay-history': 10 / 3,
'private/margin/get-liquidation-history': 10 / 3,
'private/margin/get-liquidation-orders': 10 / 3,
'private/margin/create-order': 2 / 3,
'private/margin/cancel-order': 2 / 3,
'private/margin/cancel-all-orders': 2 / 3,
'private/margin/get-order-history': 10 / 3,
'private/margin/get-open-orders': 10 / 3,
'private/margin/get-order-detail': 1 / 3,
'private/margin/get-trades': 100,
'private/deriv/transfer': 10 / 3,
'private/deriv/get-transfer-history': 10 / 3,
'private/get-accounts': 10 / 3,
'private/get-subaccount-balances': 10 / 3,
'private/create-subaccount-transfer': 10 / 3,
'private/otc/get-otc-user': 10 / 3,
'private/otc/get-instruments': 10 / 3,
'private/otc/request-quote': 100,
'private/otc/accept-quote': 100,
'private/otc/get-quote-history': 10 / 3,
'private/otc/get-trade-history': 10 / 3,
},
},
},
'derivatives': {
'public': {
'get': {
'public/auth': 10 / 3,
'public/get-instruments': 10 / 3,
'public/get-book': 1,
'public/get-candlestick': 1,
'public/get-trades': 1,
'public/get-tickers': 1,
'public/get-valuations': 1,
'public/get-expired-settlement-price': 10 / 3,
'public/get-insurance': 1,
},
},
'private': {
'post': {
'private/set-cancel-on-disconnect': 10 / 3,
'private/get-cancel-on-disconnect': 10 / 3,
'private/user-balance': 10 / 3,
'private/user-balance-history': 10 / 3,
'private/get-positions': 10 / 3,
'private/create-order': 2 / 3,
'private/cancel-order': 2 / 3,
'private/cancel-all-orders': 2 / 3,
'private/close-position': 10 / 3,
'private/convert-collateral': 10 / 3,
'private/get-order-history': 100,
'private/get-open-orders': 10 / 3,
'private/get-order-detail': 1 / 3,
'private/get-trades': 100,
'private/change-account-leverage': 10 / 3,
'private/get-transactions': 10 / 3,
},
},
},
},
'fees': {
'trading': {
'maker': this.parseNumber ('0.004'),
'taker': this.parseNumber ('0.004'),
'tiers': {
'maker': [
[ this.parseNumber ('0'), this.parseNumber ('0.004') ],
[ this.parseNumber ('25000'), this.parseNumber ('0.0035') ],
[ this.parseNumber ('50000'), this.parseNumber ('0.0015') ],
[ this.parseNumber ('100000'), this.parseNumber ('0.001') ],
[ this.parseNumber ('250000'), this.parseNumber ('0.0009') ],
[ this.parseNumber ('1000000'), this.parseNumber ('0.0008') ],
[ this.parseNumber ('20000000'), this.parseNumber ('0.0007') ],
[ this.parseNumber ('100000000'), this.parseNumber ('0.0006') ],
[ this.parseNumber ('200000000'), this.parseNumber ('0.0004') ],
],
'taker': [
[ this.parseNumber ('0'), this.parseNumber ('0.004') ],
[ this.parseNumber ('25000'), this.parseNumber ('0.0035') ],
[ this.parseNumber ('50000'), this.parseNumber ('0.0025') ],
[ this.parseNumber ('100000'), this.parseNumber ('0.0016') ],
[ this.parseNumber ('250000'), this.parseNumber ('0.00015') ],
[ this.parseNumber ('1000000'), this.parseNumber ('0.00014') ],
[ this.parseNumber ('20000000'), this.parseNumber ('0.00013') ],
[ this.parseNumber ('100000000'), this.parseNumber ('0.00012') ],
[ this.parseNumber ('200000000'), this.parseNumber ('0.0001') ],
],
},
},
},
'options': {
'defaultType': 'spot',
'accountsById': {
'funding': 'SPOT',
'spot': 'SPOT',
'margin': 'MARGIN',
'derivatives': 'DERIVATIVES',
'swap': 'DERIVATIVES',
'future': 'DERIVATIVES',
},
},
// https://exchange-docs.crypto.com/spot/index.html#response-and-reason-codes
'commonCurrencies': {
'USD_STABLE_COIN': 'USDC',
},
'precisionMode': TICK_SIZE,
'exceptions': {
'exact': {
'10001': ExchangeError,
'10002': PermissionDenied,
'10003': PermissionDenied,
'10004': BadRequest,
'10005': PermissionDenied,
'10006': DDoSProtection,
'10007': InvalidNonce,
'10008': BadRequest,
'10009': BadRequest,
'20001': BadRequest,
'20002': InsufficientFunds,
'20005': AccountNotEnabled, // {"id":"123xxx","method":"private/margin/xxx","code":"20005","message":"ACCOUNT_NOT_FOUND"}
'30003': BadSymbol,
'30004': BadRequest,
'30005': BadRequest,
'30006': BadRequest,
'30007': BadRequest,
'30008': BadRequest,
'30009': BadRequest,
'30010': BadRequest,
'30013': BadRequest,
'30014': BadRequest,
'30016': BadRequest,
'30017': BadRequest,
'30023': BadRequest,
'30024': BadRequest,
'30025': BadRequest,
'40001': BadRequest,
'40002': BadRequest,
'40003': BadRequest,
'40004': BadRequest,
'40005': BadRequest,
'40006': BadRequest,
'40007': BadRequest,
'40101': AuthenticationError,
'50001': BadRequest,
'9010001': OnMaintenance, // {"code":9010001,"message":"SYSTEM_MAINTENANCE","details":"Crypto.com Exchange is currently under maintenance. Please refer to https://status.crypto.com for more details."}
},
},
});
}
async fetchMarkets (params = {}) {
/**
* @method
* @name cryptocom#fetchMarkets
* @see https://exchange-docs.crypto.com/spot/index.html#public-get-instruments
* @see https://exchange-docs.crypto.com/derivatives/index.html#public-get-instruments
* @description retrieves data on all markets for cryptocom
* @param {object} params extra parameters specific to the exchange api endpoint
* @returns {[object]} an array of objects representing market data
*/
let promises = [ this.fetchSpotMarkets (params), this.fetchDerivativesMarkets (params) ];
promises = await Promise.all (promises);
const spotMarkets = promises[0];
const derivativeMarkets = promises[1];
const markets = this.arrayConcat (spotMarkets, derivativeMarkets);
return markets;
}
async fetchSpotMarkets (params = {}) {
const response = await this.spotPublicGetPublicGetInstruments (params);
//
// {
// id: 11,
// method: 'public/get-instruments',
// code: 0,
// result: {
// 'instruments': [
// {
// instrument_name: 'NEAR_BTC',
// quote_currency: 'BTC',
// base_currency: 'NEAR',
// price_decimals: '8',
// quantity_decimals: '2',
// margin_trading_enabled: true,
// margin_trading_enabled_5x: true,
// margin_trading_enabled_10x: true,
// max_quantity: '100000000',
// min_quantity: '0.01',
// max_price:'1',
// min_price:'0.00000001',
// last_update_date:1667263094857,
// quantity_tick_size:'0.1',
// price_tick_size:'0.00000001'
// },
// ]
// }
// }
//
const resultResponse = this.safeValue (response, 'result', {});
const markets = this.safeValue (resultResponse, 'instruments', []);
const result = [];
for (let i = 0; i < markets.length; i++) {
const market = markets[i];
const id = this.safeString (market, 'instrument_name');
const baseId = this.safeString (market, 'base_currency');
const quoteId = this.safeString (market, 'quote_currency');
const base = this.safeCurrencyCode (baseId);
const quote = this.safeCurrencyCode (quoteId);
const minPrice = this.safeString (market, 'min_price');
const minQuantity = this.safeString (market, 'min_quantity');
let maxLeverage = this.parseNumber ('1');
const margin_trading_enabled_5x = this.safeValue (market, 'margin_trading_enabled_5x');
if (margin_trading_enabled_5x) {
maxLeverage = this.parseNumber ('5');
}
const margin_trading_enabled_10x = this.safeValue (market, 'margin_trading_enabled_10x');
if (margin_trading_enabled_10x) {
maxLeverage = this.parseNumber ('10');
}
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, 'margin_trading_enabled'),
'swap': false,
'future': false,
'option': false,
'active': undefined,
'contract': false,
'linear': undefined,
'inverse': undefined,
'contractSize': undefined,
'expiry': undefined,
'expiryDatetime': undefined,
'strike': undefined,
'optionType': undefined,
'precision': {
'amount': this.safeNumber (market, 'quantity_tick_size'),
'price': this.safeNumber (market, 'price_tick_size'),
},
'limits': {
'leverage': {
'min': this.parseNumber ('1'),
'max': maxLeverage,
},
'amount': {
'min': this.parseNumber (minQuantity),
'max': this.safeNumber (market, 'max_quantity'),
},
'price': {
'min': this.parseNumber (minPrice),
'max': this.safeNumber (market, 'max_price'),
},
'cost': {
'min': this.parseNumber (Precise.stringMul (minQuantity, minPrice)),
'max': undefined,
},
},
'info': market,
});
}
return result;
}
async fetchDerivativesMarkets (params = {}) {
const result = [];
const futuresResponse = await this.derivativesPublicGetPublicGetInstruments ();
//
// {
// id: -1,
// method: 'public/get-instruments',
// code: 0,
// result: {
// data: [
// {
// symbol: '1INCHUSD-PERP',
// inst_type: 'PERPETUAL_SWAP',
// display_name: '1INCHUSD Perpetual',
// base_ccy: '1INCH',
// quote_ccy: 'USD_Stable_Coin',
// quote_decimals: 4,
// quantity_decimals: 0,
// price_tick_size: '0.0001',
// qty_tick_size: '1',
// max_leverage: '50',
// tradable: true,
// expiry_timestamp_ms: 0,
// beta_product: false,
// underlying_symbol: '1INCHUSD-INDEX',
// put_call: 'UNDEFINED',
// strike: '0',
// contract_size: '1'
// },
// ]
// }
// }
//
const futuresResult = this.safeValue (futuresResponse, 'result', {});
const data = this.safeValue (futuresResult, 'data', []);
for (let i = 0; i < data.length; i++) {
const market = data[i];
const inst_type = this.safeString (market, 'inst_type');
const swap = inst_type === 'PERPETUAL_SWAP';
const future = inst_type === 'FUTURE';
if (inst_type === 'CCY_PAIR') {
continue; // Found some inconsistencies between spot and derivatives api so use spot api for currency pairs.
}
const baseId = this.safeString (market, 'base_ccy');
const quoteId = this.safeString (market, 'quote_ccy');
const base = this.safeCurrencyCode (baseId);
const quote = this.safeCurrencyCode (quoteId);
let symbol = base + '/' + quote + ':' + quote;
let expiry = this.safeInteger (market, 'expiry_timestamp_ms');
if (expiry === 0) {
expiry = undefined;
}
let type = 'swap';
if (future) {
type = 'future';
symbol = symbol + '-' + this.yymmdd (expiry);
}
const contractSize = this.safeNumber (market, 'contract_size');
result.push ({
'id': this.safeString (market, 'symbol'),
'symbol': symbol,
'base': base,
'quote': quote,
'settle': quote,
'baseId': baseId,
'quoteId': quoteId,
'settleId': quoteId,
'type': type,
'spot': false,
'margin': false,
'swap': swap,
'future': future,
'option': false,
'active': this.safeValue (market, 'tradable'),
'contract': true,
'linear': true,
'inverse': false,
'contractSize': contractSize,
'expiry': expiry,
'expiryDatetime': this.iso8601 (expiry),
'strike': undefined,
'optionType': undefined,
'precision': {
'price': this.parseNumber (this.parsePrecision (this.safeString (market, 'quote_decimals'))),
'amount': this.parseNumber (this.parsePrecision (this.safeString (market, 'quantity_decimals'))),
},
'limits': {
'leverage': {
'min': this.parseNumber ('1'),
'max': this.safeNumber (market, 'max_leverage'),
},
'amount': {
'min': this.parseNumber (contractSize),
'max': undefined,
},
'price': {
'min': undefined,
'max': undefined,
},
'cost': {
'min': undefined,
'max': undefined,
},
},
'info': market,
});
}
return result;
}
async fetchTickers (symbols = undefined, params = {}) {
/**
* @method
* @name cryptocom#fetchTickers
* @description fetches price tickers for multiple markets, statistical calculations with the information calculated over the past 24 hours each market
* @see https://exchange-docs.crypto.com/spot/index.html#public-get-ticker
* @see https://exchange-docs.crypto.com/derivatives/index.html#public-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 cryptocom api endpoint
* @returns {object} an array of [ticker structures]{@link https://docs.ccxt.com/en/latest/manual.html#ticker-structure}
*/
await this.loadMarkets ();
symbols = this.marketSymbols (symbols);
let market = undefined;
if (symbols !== undefined) {
const symbol = this.safeValue (symbols, 0);
market = this.market (symbol);
}
const [ marketType, query ] = this.handleMarketTypeAndParams ('fetchTickers', market, params);
const method = this.getSupportedMapping (marketType, {
'spot': 'spotPublicGetPublicGetTicker',
'future': 'derivativesPublicGetPublicGetTickers',
'swap': 'derivativesPublicGetPublicGetTickers',
});
const response = await this[method] (query);
//
// {
// "code":0,
// "method":"public/get-ticker",
// "result":{
// "data": [
// {"i":"CRO_BTC","b":0.00000890,"k":0.00001179,"a":0.00001042,"t":1591770793901,"v":14905879.59,"h":0.00,"l":0.00,"c":0.00},
// {"i":"EOS_USDT","b":2.7676,"k":2.7776,"a":2.7693,"t":1591770798500,"v":774.51,"h":0.05,"l":0.05,"c":0.00},
// {"i":"BCH_USDT","b":247.49,"k":251.73,"a":251.67,"t":1591770797601,"v":1.01693,"h":0.01292,"l":0.01231,"c":-0.00047},
// {"i":"ETH_USDT","b":239.92,"k":242.59,"a":240.30,"t":1591770798701,"v":0.97575,"h":0.01236,"l":0.01199,"c":-0.00018},
// {"i":"ETH_CRO","b":2693.11,"k":2699.84,"a":2699.55,"t":1591770795053,"v":95.680,"h":8.218,"l":7.853,"c":-0.050}
// ]
// }
// }
//
const result = this.safeValue (response, 'result', {});
const data = this.safeValue (result, 'data', []);
return this.parseTickers (data, symbols);
}
async fetchTicker (symbol, params = {}) {
/**
* @method
* @name cryptocom#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 cryptocom 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 = {
'instrument_name': market['id'],
};
const [ marketType, query ] = this.handleMarketTypeAndParams ('fetchTicker', market, params);
if (marketType !== 'spot') {
throw new NotSupported (this.id + ' fetchTicker() only supports spot markets');
}
const response = await this.spotPublicGetPublicGetTicker (this.extend (request, query));
//
// {
// "id":"-1",
// "method":"public/get-tickers",
// "code":"0",
// "result":{
// "data":[
// { "i":"BTC_USDT", "h":"20567.16", "l":"20341.39", "a":"20394.23", "v":"2236.3762", "vv":"45739074.30", "c":"-0.0036", "b":"20394.01", "k":"20394.02", "t":"1667406085934" }
// ]
// }
//
const resultResponse = this.safeValue (response, 'result', {});
const data = this.safeValue (resultResponse, 'data', {});
const first = this.safeValue (data, 0, {});
return this.parseTicker (first, market);
}
async fetchOrders (symbol = undefined, since = undefined, limit = undefined, params = {}) {
/**
* @method
* @name cryptocom#fetchOrders
* @description fetches information on multiple orders made by the user
* @param {string} symbol unified market symbol of the market orders were made in
* @param {int|undefined} since the earliest time in ms to fetch orders for
* @param {int|undefined} limit the maximum number of orde structures to retrieve
* @param {object} params extra parameters specific to the cryptocom api endpoint
* @returns {[object]} a list of [order structures]{@link https://docs.ccxt.com/en/latest/manual.html#order-structure}
*/
if (symbol === undefined) {
throw new ArgumentsRequired (this.id + ' fetchOrders() requires a symbol argument');
}
await this.loadMarkets ();
const market = this.market (symbol);
const request = {
'instrument_name': market['id'],
};
if (since !== undefined) {
// maximum date range is one day
request['start_ts'] = since;
}
if (limit !== undefined) {
request['page_size'] = limit;
}
const [ marketType, marketTypeQuery ] = this.handleMarketTypeAndParams ('fetchOrders', market, params);
let method = this.getSupportedMapping (marketType, {
'spot': 'spotPrivatePostPrivateGetOrderHistory',
'margin': 'spotPrivatePostPrivateMarginGetOrderHistory',
'future': 'derivativesPrivatePostPrivateGetOrderHistory',
'swap': 'derivativesPrivatePostPrivateGetOrderHistory',
});
const [ marginMode, query ] = this.customHandleMarginModeAndParams ('fetchOrders', marketTypeQuery);
if (marginMode !== undefined) {
method = 'spotPrivatePostPrivateMarginGetOrderHistory';
}
const response = await this[method] (this.extend (request, query));
//
// spot and margin
// {
// id: 1641026542065,
// method: 'private/get-order-history',
// code: 0,
// result: {
// order_list: [
// {
// status: 'FILLED',
// side: 'BUY',
// price: 0,
// quantity: 110,
// order_id: '2120246337927715937',
// client_oid: '',
// create_time: 1641025064904,
// update_time: 1641025064958,
// type: 'MARKET',
// instrument_name: 'USDC_USDT',
// avg_price: 1.0001,
// cumulative_quantity: 110,
// cumulative_value: 110.011,
// fee_currency: 'USDC',
// exec_inst: '',
// time_in_force: 'GOOD_TILL_CANCEL'
// }
// ]
// }
// }
//
// swap
// {
// id: 1641026373106,
// method: 'private/get-order-history',
// code: 0,
// result: {
// data: [
// {
// account_id: '85ff689a-7508-4b96-aa79-dc0545d6e637',
// order_id: 13191401932,
// client_oid: '1641025941461',
// order_type: 'LIMIT',
// time_in_force: 'GOOD_TILL_CANCEL',
// side: 'BUY',
// exec_inst: [],
// quantity: '0.0001',
// limit_price: '48000.0',
// order_value: '4.80000000',
// maker_fee_rate: '0.00050',
// taker_fee_rate: '0.00070',
// avg_price: '47253.5',
// trigger_price: '0.0',
// ref_price_type: 'NULL_VAL',
// cumulative_quantity: '0.0001',
// cumulative_value: '4.72535000',
// cumulative_fee: '0.00330775',
// status: 'FILLED',
// update_user_id: 'ce075bef-b600-4277-bd6e-ff9007251e63',
// order_date: '2022-01-01',
// instrument_name: 'BTCUSD-PERP',
// fee_instrument_name: 'USD_Stable_Coin',
// create_time: 1641025941827,
// create_time_ns: '1641025941827994756',
// update_time: 1641025941827
// }
// ]
// }
// }
//
const data = this.safeValue (response, 'result', {});
const orderList = this.safeValue2 (data, 'order_list', 'data', []);
return this.parseOrders (orderList, market, since, limit);
}
async fetchTrades (symbol, since = undefined, limit = undefined, params = {}) {
/**
* @method
* @name cryptocom#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 cryptocom 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 = {
'instrument_name': market['id'],
};
if (since !== undefined) {
// maximum date range is one day
request['start_ts'] = since;
}
if (limit !== undefined) {
request['page_size'] = limit;
}
const [ marketType, query ] = this.handleMarketTypeAndParams ('fetchTrades', market, params);
const method = this.getSupportedMapping (marketType, {
'spot': 'spotPublicGetPublicGetTrades',
'future': 'derivativesPublicGetPublicGetTrades',
'swap': 'derivativesPublicGetPublicGetTrades',
});
const response = await this[method] (this.extend (request, query));
// {
// "code":0,
// "method":"public/get-trades",
// "result": {
// "instrument_name": "BTC_USDT",
// "data:": [
// {"dataTime":1591710781947,"d":465533583799589409,"s":"BUY","p":2.96,"q":16.0,"t":1591710781946,"i":"ICX_CRO"},
// {"dataTime":1591707701899,"d":465430234542863152,"s":"BUY","p":0.007749,"q":115.0,"t":1591707701898,"i":"VET_USDT"},
// {"dataTime":1591710786155,"d":465533724976458209,"s":"SELL","p":25.676,"q":0.55,"t":1591710786154,"i":"XTZ_CRO"},
// {"dataTime":1591710783300,"d":465533629172286576,"s":"SELL","p":2.9016,"q":0.6,"t":1591710783298,"i":"XTZ_USDT"},
// {"dataTime":1591710784499,"d":465533669425626384,"s":"SELL","p":2.7662,"q":0.58,"t":1591710784498,"i":"EOS_USDT"},
// {"dataTime":1591710784700,"d":465533676120104336,"s":"SELL","p":243.21,"q":0.01647,"t":1591710784698,"i":"ETH_USDT"},
// {"dataTime":1591710786600,"d":465533739878620208,"s":"SELL","p":253.06,"q":0.00516,"t":1591710786598,"i":"BCH_USDT"},
// {"dataTime":1591710786900,"d":465533749959572464,"s":"BUY","p":0.9999,"q":0.2,"t":1591710786898,"i":"USDC_USDT"},
// {"dataTime":1591710787500,"d":465533770081010000,"s":"BUY","p":3.159,"q":1.65,"t":1591710787498,"i":"ATOM_USDT"},
// ]
// }
// }
const resultResponse = this.safeValue (response, 'result', {});
const data = this.safeValue (resultResponse, 'data', []);
return this.parseTrades (data, market, since, limit);
}
async fetchOHLCV (symbol, timeframe = '1m', since = undefined, limit = undefined, params = {}) {
/**
* @method
* @name cryptocom#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 cryptocom api endpoint
* @returns {[[int]]} A list of candles ordered as timestamp, open, high, low, close, volume
*/
await this.loadMarkets ();
const market = this.market (symbol);
const request = {
'instrument_name': market['id'],
'timeframe': this.timeframes[timeframe],
};
const [ marketType, query ] = this.handleMarketTypeAndParams ('fetchOHLCV', market, params);
const method = this.getSupportedMapping (marketType, {
'spot': 'spotPublicGetPublicGetCandlestick',
'future': 'derivativesPublicGetPublicGetCandlestick',
'swap': 'derivativesPublicGetPublicGetCandlestick',
});
if (marketType !== 'spot') {
let reqLimit = 100;
if (limit !== undefined) {
reqLimit = limit;
}
request['count'] = reqLimit;
}
const response = await this[method] (this.extend (request, query));
// {
// "code":0,
// "method":"public/get-candlestick",
// "result":{
// "instrument_name":"BTC_USDT",
// "interval":"5m",
// "data":[
// {"t":1596944700000,"o":11752.38,"h":11754.77,"l":11746.65,"c":11753.64,"v":3.694583},
// {"t":1596945000000,"o":11753.63,"h":11754.77,"l":11739.83,"c":11746.17,"v":2.073019},
// {"t":1596945300000,"o":11746.16,"h":11753.24,"l":11738.1,"c":11740.65,"v":0.867247},
// ...
// ]
// }
// }
const resultResponse = this.safeValue (response, 'result', {});
const data = this.safeValue (resultResponse, 'data', []);
return this.parseOHLCVs (data, market, timeframe, since, limit);
}
async fetchOrderBook (symbol, limit = undefined, params = {}) {
/**
* @method
* @name cryptocom#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 cryptocom 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 = {
'instrument_name': market['id'],
};
if (limit) {
request['depth'] = limit;
}
const [ marketType, query ] = this.handleMarketTypeAndParams ('fetchOrderBook', market, params);
const method = this.getSupportedMapping (marketType, {
'spot': 'spotPublicGetPublicGetBook',
'future': 'derivativesPublicGetPublicGetBook',
'swap': 'derivativesPublicGetPublicGetBook',
});
const response = await this[method] (this.extend (request, query));
// {
// "code":0,
// "method":"public/get-book",
// "result":{
// "bids":[[9668.44,0.006325,1.0],[9659.75,0.006776,1.0],[9653.14,0.011795,1.0],[9647.13,0.019434,1.0],[9634.62,0.013765,1.0],[9633.81,0.021395,1.0],[9628.46,0.037834,1.0],[9627.6,0.020909,1.0],[9621.51,0.026235,1.0],[9620.83,0.026701,1.0]],
// "asks":[[9697.0,0.68251,1.0],[9697.6,1.722864,2.0],[9699.2,1.664177,2.0],[9700.8,1.824953,2.0],[9702.4,0.85778,1.0],[9704.0,0.935792,1.0],[9713.32,0.002926,1.0],[9716.42,0.78923,1.0],[9732.19,0.00645,1.0],[9737.88,0.020216,1.0]],
// "t":1591704180270
// }
// }
const result = this.safeValue (response, 'result');
const data = this.safeValue (result, 'data');
const orderBook = this.safeValue (data, 0);
const timestamp = this.safeInteger (orderBook, 't');
return this.parseOrderBook (orderBook, symbol, timestamp);
}
parseSwapBalance (response) {
const responseResult = this.safeValue (response, 'result', {});
const data = this.safeValue (responseResult, 'data', []);
const result = { 'info': response };
for (let i = 0; i < data.length; i++) {
const balance = data[i];
const currencyId = this.safeString (balance, 'instrument_name');
const code = this.safeCurrencyCode (currencyId);
const account = this.account ();
account['total'] = this.safeString (balance, 'total_cash_balance');
account['free'] = this.safeString (balance, 'total_available_balance');
result[code] = account;
}
return this.safeBalance (result);
}
parseSpotBalance (response) {
const data = this.safeValue (response, 'result', {});
const coinList = this.safeValue (data, 'accounts', []);
const result = { 'info': response };
for (let i = 0; i < coinList.length; i++) {
const balance = coinList[i];
const currencyId = this.safeString (balance, 'currency');
const code = this.safeCurrencyCode (currencyId);
const account = this.account ();
account['total'] = this.safeString (balance, 'balance');
account['free'] = this.safeString (balance, 'available');
account['used'] = this.safeString (balance, 'order');
result[code] = account;
}
return this.safeBalance (result);
}
async fetchBalance (params = {}) {
/**
* @method
* @name cryptocom#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 cryptocom api endpoint
* @returns {object} a [balance structure]{@link https://docs.ccxt.com/en/latest/manual.html?#balance-structure}
*/
await this.loadMarkets ();
const [ marketType, marketTypeQuery ] = this.handleMarketTypeAndParams ('fetchBalance', undefined, params);
let method = this.getSupportedMapping (marketType, {
'spot': 'spotPrivatePostPrivateGetAccountSummary',
'margin': 'spotPrivatePostPrivateMarginGetAccountSummary',
'future': 'derivativesPrivatePostPrivateUserBalance',
'swap': 'derivativesPrivatePostPrivateUserBalance',
});
const [ marginMode, query ] = this.customHandleMarginModeAndParams ('fetchBalance', marketTypeQuery);
if (marginMode !== undefined) {
method = 'spotPrivatePostPrivateMarginGetAccountSummary';
}
const response = await this[method] (query);
// spot
// {
// "id": 11,
// "method": "private/get-account-summary",
// "code": 0,
// "result": {
// "accounts": [
// {
// "balance": 99999999.905000000000000000,
// "available": 99999996.905000000000000000,
// "order": 3.000000000000000000,
// "stake": 0,
// "currency": "CRO"
// }
// ]
// }
// }
//
// margin
// {
// "id": 1656529728178,
// "method": "private/margin/get-account-summary",
// "code": 0,
// "result": {
// "accounts": [
// {
// "balance": 0,
// "available": 0,
// "order": 0,
// "borrowed": 0,
// "position": 0,
// "positionHomeCurrency": 0,
// "positionBtc": 0,
// "lastPriceHomeCurrency": 20111.38,
// "lastPriceBtc": 1,
// "currency": "BTC",
// "accrued_interest": 0,
// "liquidation_price": 0
// },
// ],
// "is_liquidating": false,
// "total_balance": 16,
// "total_balance_btc": 0.00079556,
// "equity_value": 16,
// "equity_value_btc": 0.00079556,
// "total_borrowed": 0,
// "total_borrowed_btc": 0,
// "total_accrued_interest": 0,
// "total_accrued_interest_btc": 0,
// "margin_score": "GOOD",
// "currency": "USDT"
// }
// }
//
// swap
// {
// "id" : 1641025392400,
// "method" : "private/user-balance",
// "code" : 0,
// "result" : {
// "data" : [ {
// "total_available_balance" : "109.56000000",
// "total_margin_balance" : "109.56000000",
// "total_initial_margin" : "0.00000000",
// "total_maintenance_margin" : "0.00000000",
// "total_position_cost" : "0.00000000",
// "total_cash_balance" : "109.56000000",
// "total_collateral_value" : "109.56000000",
// "total_session_unrealized_pnl" : "0.00000000",
// "instrument_name" : "USD_Stable_Coin",
// "total_session_realized_pnl" : "0.00000000",
// "position_balances" : [ {
// "quantity" : "109.56000000",
// "collateral_weight" : "1.000000",
// "collateral_amount" : "109.56000000",
// "market_value" : "109.56000000",
// "max_withdrawal_balance" : "109.56000000",
// "instrument_name" : "USD_Stable_Coin"
// } ],
// "total_effective_leverage" : "0.000000",
// "position_limit" : "3000000.00000000",
// "used_position_limit" : "0.00000000",
// "is_liquidating" : false
// } ]
// }
// }
//
const parser = this.getSupportedMapping (marketType, {
'spot': 'parseSpotBalance',
'margin': 'parseSpotBalance',
'future': 'parseSwapBalance',
'swap': 'parseSwapBalance',
});
return this[parser] (response);
}
async fetchOrder (id, symbol = undefined, params = {}) {
/**
* @method
* @name cryptocom#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 cryptocom api endpoint
* @returns {object} An [order structure]{@link https://docs.ccxt.com/en/latest/manual.html#order-structure}
*/
await this.loadMarkets ();
let market = undefined;
if (symbol !== undefined) {
market = this.market (symbol);
}
const request = {};
const [ marketType, marketTypeQuery ] = this.handleMarketTypeAndParams ('fetchOrder', market, params);
const [ marginMode, query ] = this.customHandleMarginModeAndParams ('fetchOrder', marketTypeQuery);
if ((marketType === 'spot') || (marketType === 'margin') || (marginMode !== undefined)) {
request['order_id'] = id.toString ();
} else {
request['order_id'] = parseInt (id);
}
let method = this.getSupportedMapping (marketType, {
'spot': 'spotPrivatePostPrivateGetOrderDetail',
'margin': 'spotPrivatePostPrivateMarginGetOrderDetail',
'future': 'derivativesPrivatePostPrivateGetOrderDetail',
'swap': 'derivativesPrivatePostPrivateGetOrderDetail',
});
if (marginMode !== undefined) {
method = 'spotPriv