789 lines
30 KiB
JavaScript
789 lines
30 KiB
JavaScript
'use strict';
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// ---------------------------------------------------------------------------
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const Exchange = require ('./base/Exchange');
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const { AddressPending, AuthenticationError, ExchangeError, NotSupported, PermissionDenied } = require ('./base/errors');
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// ---------------------------------------------------------------------------
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module.exports = class buda extends Exchange {
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describe () {
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return this.deepExtend (super.describe (), {
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'id': 'buda',
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'name': 'Buda',
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'countries': [ 'AR', 'CL', 'CO', 'PE' ],
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'rateLimit': 1000,
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'version': 'v2',
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'has': {
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'CORS': false,
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'createDepositAddress': true,
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'fetchClosedOrders': true,
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'fetchCurrencies': true,
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'fetchDepositAddress': true,
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'fetchDeposits': true,
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'fetchFundingFees': true,
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'fetchMyTrades': false,
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'fetchOHLCV': true,
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'fetchOpenOrders': true,
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'fetchOrder': true,
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'fetchOrders': true,
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'fetchTrades': true,
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'fetchWithdrawals': true,
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'withdraw': true,
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},
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'urls': {
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'logo': 'https://user-images.githubusercontent.com/1294454/47380619-8a029200-d706-11e8-91e0-8a391fe48de3.jpg',
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'api': 'https://www.buda.com/api',
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'www': 'https://www.buda.com',
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'doc': 'https://api.buda.com',
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'fees': 'https://www.buda.com/comisiones',
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},
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'status': {
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'status': 'error',
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'updated': undefined,
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'eta': undefined,
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'url': undefined,
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},
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'api': {
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'public': {
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'get': [
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'pairs',
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'markets',
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'currencies',
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'markets/{market}',
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'markets/{market}/ticker',
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'markets/{market}/volume',
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'markets/{market}/order_book',
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'markets/{market}/trades',
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'currencies/{currency}/fees/deposit',
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'currencies/{currency}/fees/withdrawal',
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'tv/history',
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],
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'post': [
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'markets/{market}/quotations',
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],
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},
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'private': {
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'get': [
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'balances',
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'balances/{currency}',
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'currencies/{currency}/balances',
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'orders',
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'orders/{id}',
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'markets/{market}/orders',
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'deposits',
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'currencies/{currency}/deposits',
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'withdrawals',
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'currencies/{currency}/withdrawals',
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'currencies/{currency}/receive_addresses',
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'currencies/{currency}/receive_addresses/{id}',
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],
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'post': [
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'markets/{market}/orders',
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'currencies/{currency}/deposits',
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'currencies/{currency}/withdrawals',
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'currencies/{currency}/simulated_withdrawals',
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'currencies/{currency}/receive_addresses',
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],
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'put': [
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'orders/{id}',
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],
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},
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},
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'timeframes': {
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'1m': '1',
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'5m': '5',
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'30m': '30',
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'1h': '60',
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'2h': '120',
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'1d': 'D',
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'1w': 'W',
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},
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'fees': {
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'trading': {
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'tierBased': true,
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'percentage': true,
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'taker': 0.008, // 0.8%
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'maker': 0.004, // 0.4%
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'tiers': {
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'taker': [
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[0, 0.008], // 0.8%
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[2000, 0.007], // 0.7%
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[20000, 0.006], // 0.6%
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[100000, 0.005], // 0.5%
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[500000, 0.004], // 0.4%
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[2500000, 0.003], // 0.3%
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[12500000, 0.002], // 0.2%
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],
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'maker': [
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[0, 0.004], // 0.4%
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[2000, 0.0035], // 0.35%
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[20000, 0.003], // 0.3%
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[100000, 0.0025], // 0.25%
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[500000, 0.002], // 0.2%
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[2500000, 0.0015], // 0.15%
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[12500000, 0.001], // 0.1%
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],
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},
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},
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},
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'exceptions': {
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'not_authorized': AuthenticationError, // { message: 'Invalid credentials', code: 'not_authorized' }
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'forbidden': PermissionDenied, // { message: 'You dont have access to this resource', code: 'forbidden' }
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'invalid_record': ExchangeError, // { message: 'Validation Failed', code: 'invalid_record', errors: [] }
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'not_found': ExchangeError, // { message: 'Not found', code: 'not_found' }
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'parameter_missing': ExchangeError, // { message: 'Parameter missing', code: 'parameter_missing' }
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'bad_parameter': ExchangeError, // { message: 'Bad Parameter format', code: 'bad_parameter' }
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},
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});
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}
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async fetchCurrencyInfo (currency, currencies = undefined) {
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if (!currencies) {
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const response = await this.publicGetCurrencies ();
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currencies = this.safeValue (response, 'currencies');
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}
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for (let i = 0; i < currencies.length; i++) {
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const currencyInfo = currencies[i];
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if (currencyInfo['id'] === currency) {
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return currencyInfo;
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}
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}
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return undefined;
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}
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async fetchMarkets (params = {}) {
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const marketsResponse = await this.publicGetMarkets (params);
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const markets = this.safeValue (marketsResponse, 'markets');
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const currenciesResponse = await this.publicGetCurrencies ();
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const currencies = this.safeValue (currenciesResponse, 'currencies');
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const result = [];
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for (let i = 0; i < markets.length; i++) {
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const market = markets[i];
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const id = this.safeString (market, 'id');
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const baseId = this.safeString (market, 'base_currency');
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const quoteId = this.safeString (market, 'quote_currency');
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const base = this.safeCurrencyCode (baseId);
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const quote = this.safeCurrencyCode (quoteId);
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const baseInfo = await this.fetchCurrencyInfo (baseId, currencies);
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const quoteInfo = await this.fetchCurrencyInfo (quoteId, currencies);
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const symbol = base + '/' + quote;
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const precision = {
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'amount': baseInfo['input_decimals'],
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'price': quoteInfo['input_decimals'],
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};
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const limits = {
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'amount': {
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'min': parseFloat (market['minimum_order_amount'][0]),
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'max': undefined,
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},
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'price': {
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'min': Math.pow (10, -precision['price']),
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'max': undefined,
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},
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};
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limits['cost'] = {
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'min': limits['amount']['min'] * limits['price']['min'],
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'max': undefined,
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};
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result.push ({
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'id': id,
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'symbol': symbol,
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'base': base,
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'quote': quote,
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'baseId': baseId,
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'quoteId': quoteId,
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'active': true,
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'precision': precision,
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'limits': limits,
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'info': market,
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});
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}
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return result;
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}
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async fetchCurrencies (params = {}) {
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const response = await this.publicGetCurrencies ();
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const currencies = response['currencies'];
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const result = {};
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for (let i = 0; i < currencies.length; i++) {
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const currency = currencies[i];
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if (!currency['managed']) {
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continue;
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}
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const id = this.safeString (currency, 'id');
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const code = this.safeCurrencyCode (id);
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const precision = this.safeFloat (currency, 'input_decimals');
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const minimum = Math.pow (10, -precision);
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result[code] = {
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'id': id,
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'code': code,
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'info': currency,
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'name': undefined,
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'active': true,
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'fee': undefined,
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'precision': precision,
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'limits': {
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'amount': {
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'min': minimum,
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'max': undefined,
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},
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'price': {
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'min': minimum,
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'max': undefined,
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},
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'cost': {
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'min': undefined,
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'max': undefined,
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},
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'deposit': {
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'min': parseFloat (currency['deposit_minimum'][0]),
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'max': undefined,
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},
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'withdraw': {
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'min': parseFloat (currency['withdrawal_minimum'][0]),
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},
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},
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};
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}
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return result;
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}
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async fetchFundingFees (codes = undefined, params = {}) {
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// by default it will try load withdrawal fees of all currencies (with separate requests)
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// however if you define codes = [ 'ETH', 'BTC' ] in args it will only load those
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await this.loadMarkets ();
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const withdrawFees = {};
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const depositFees = {};
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const info = {};
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if (codes === undefined) {
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codes = Object.keys (this.currencies);
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}
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for (let i = 0; i < codes.length; i++) {
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const code = codes[i];
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const currency = this.currency (code);
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const request = { 'currency': currency['id'] };
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const withdrawResponse = await this.publicGetCurrenciesCurrencyFeesWithdrawal (request);
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const depositResponse = await this.publicGetCurrenciesCurrencyFeesDeposit (request);
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withdrawFees[code] = this.parseFundingFee (withdrawResponse['fee']);
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depositFees[code] = this.parseFundingFee (depositResponse['fee']);
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info[code] = {
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'withdraw': withdrawResponse,
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'deposit': depositResponse,
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};
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}
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return {
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'withdraw': withdrawFees,
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'deposit': depositFees,
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'info': info,
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};
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}
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parseFundingFee (fee, type = undefined) {
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if (type === undefined) {
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type = fee['name'];
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}
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if (type === 'withdrawal') {
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type = 'withdraw';
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}
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return {
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'type': type,
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'currency': fee['base'][1],
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'rate': fee['percent'],
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'cost': parseFloat (fee['base'][0]),
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};
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}
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async fetchTicker (symbol, params = {}) {
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await this.loadMarkets ();
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const market = this.market (symbol);
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const request = {
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'market': market['id'],
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};
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const response = await this.publicGetMarketsMarketTicker (this.extend (request, params));
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const ticker = this.safeValue (response, 'ticker');
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return this.parseTicker (ticker, market);
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}
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parseTicker (ticker, market = undefined) {
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const timestamp = this.milliseconds ();
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let symbol = undefined;
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if (market !== undefined) {
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symbol = market['symbol'];
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}
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const last = parseFloat (ticker['last_price'][0]);
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const percentage = parseFloat (ticker['price_variation_24h']);
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const open = parseFloat (this.priceToPrecision (symbol, last / (percentage + 1)));
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const change = last - open;
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const average = this.sum (last, open) / 2;
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return {
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'symbol': symbol,
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'timestamp': timestamp,
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'datetime': this.iso8601 (timestamp),
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'high': undefined,
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'low': undefined,
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'bid': parseFloat (ticker['max_bid'][0]),
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'bidVolume': undefined,
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'ask': parseFloat (ticker['min_ask'][0]),
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'askVolume': undefined,
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'vwap': undefined,
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'open': open,
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'close': last,
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'last': last,
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'previousClose': open,
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'change': change,
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'percentage': percentage * 100,
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'average': average,
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'baseVolume': parseFloat (ticker['volume'][0]),
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'quoteVolume': undefined,
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'info': ticker,
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};
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}
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async fetchTrades (symbol, since = undefined, limit = undefined, params = {}) {
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await this.loadMarkets ();
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const market = this.market (symbol);
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const request = {
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'market': market['id'],
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};
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// the since argument works backwards – returns trades up to the specified timestamp
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// therefore not implemented here
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// the method is still available for users to be able to traverse backwards in time
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// by using the timestamp from the first received trade upon each iteration
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if (limit !== undefined) {
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request['limit'] = limit; // 50 max
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}
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const response = await this.publicGetMarketsMarketTrades (this.extend (request, params));
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//
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// { trades: { market_id: "ETH-BTC",
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// timestamp: null,
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// last_timestamp: "1536901277302",
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// entries: [ [ "1540077456791", "0.0063767", "0.03", "sell", 479842 ],
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// [ "1539916642772", "0.01888263", "0.03019563", "sell", 479438 ],
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// [ "1539834081787", "0.023718648", "0.031001", "sell", 479069 ],
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// ... ]
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//
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return this.parseTrades (response['trades']['entries'], market, since, limit);
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}
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parseTrade (trade, market = undefined) {
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//
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// fetchTrades (public)
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// [ "1540077456791", "0.0063767", "0.03", "sell", 479842 ]
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//
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let timestamp = undefined;
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let side = undefined;
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const type = undefined;
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let price = undefined;
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let amount = undefined;
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let id = undefined;
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const order = undefined;
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const fee = undefined;
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let symbol = undefined;
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let cost = undefined;
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if (market) {
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symbol = market['symbol'];
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}
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if (Array.isArray (trade)) {
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timestamp = parseInt (trade[0]);
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price = parseFloat (trade[1]);
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amount = parseFloat (trade[2]);
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cost = price * amount;
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side = trade[3];
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id = trade[4].toString ();
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}
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return {
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'id': id,
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'order': order,
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'info': trade,
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'timestamp': timestamp,
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'datetime': this.iso8601 (timestamp),
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'symbol': symbol,
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'type': type,
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'side': side,
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'takerOrMaker': undefined,
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'price': price,
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'amount': amount,
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'cost': cost,
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'fee': fee,
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};
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}
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async fetchOrderBook (symbol, limit = undefined, params = {}) {
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await this.loadMarkets ();
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const market = this.market (symbol);
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const request = {
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'market': market['id'],
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};
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const response = await this.publicGetMarketsMarketOrderBook (this.extend (request, params));
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const orderbook = this.safeValue (response, 'order_book');
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return this.parseOrderBook (orderbook);
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}
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async fetchOHLCV (symbol, timeframe = '1m', since = undefined, limit = undefined, params = {}) {
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await this.loadMarkets ();
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const market = this.market (symbol);
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if (since === undefined) {
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since = this.milliseconds () - 86400000;
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}
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const request = {
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'symbol': market['id'],
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'resolution': this.timeframes[timeframe],
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'from': since / 1000,
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'to': this.seconds (),
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};
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const response = await this.publicGetTvHistory (this.extend (request, params));
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return this.parseTradingViewOHLCV (response, market, timeframe, since, limit);
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}
|
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|
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async fetchBalance (params = {}) {
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await this.loadMarkets ();
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const response = await this.privateGetBalances (params);
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const result = { 'info': response };
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const balances = this.safeValue (response, 'balances');
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for (let i = 0; i < balances.length; i++) {
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const balance = balances[i];
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const currencyId = this.safeString (balance, 'id');
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const code = this.safeCurrencyCode (currencyId);
|
||
const account = this.account ();
|
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account['free'] = parseFloat (balance['available_amount'][0]);
|
||
account['total'] = parseFloat (balance['amount'][0]);
|
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result[code] = account;
|
||
}
|
||
return this.parseBalance (result);
|
||
}
|
||
|
||
async fetchOrder (id, symbol = undefined, params = {}) {
|
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await this.loadMarkets ();
|
||
const request = {
|
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'id': parseInt (id),
|
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};
|
||
const response = await this.privateGetOrdersId (this.extend (request, params));
|
||
const order = this.safeValue (response, 'order');
|
||
return this.parseOrder (order);
|
||
}
|
||
|
||
async fetchOrders (symbol = undefined, since = undefined, limit = undefined, params = {}) {
|
||
await this.loadMarkets ();
|
||
let market = undefined;
|
||
if (symbol !== undefined) {
|
||
market = this.market (symbol);
|
||
}
|
||
const request = {
|
||
'market': market['id'],
|
||
'per': limit,
|
||
};
|
||
const response = await this.privateGetMarketsMarketOrders (this.extend (request, params));
|
||
const orders = this.safeValue (response, 'orders');
|
||
return this.parseOrders (orders, market, since, limit);
|
||
}
|
||
|
||
async fetchOpenOrders (symbol = undefined, since = undefined, limit = undefined, params = {}) {
|
||
const request = {
|
||
'state': 'pending',
|
||
};
|
||
return await this.fetchOrders (symbol, since, limit, this.extend (request, params));
|
||
}
|
||
|
||
async fetchClosedOrders (symbol = undefined, since = undefined, limit = undefined, params = {}) {
|
||
const request = {
|
||
'state': 'traded',
|
||
};
|
||
return await this.fetchOrders (symbol, since, limit, this.extend (request, params));
|
||
}
|
||
|
||
async createOrder (symbol, type, side, amount, price = undefined, params = {}) {
|
||
await this.loadMarkets ();
|
||
side = (side === 'buy') ? 'Bid' : 'Ask';
|
||
const request = {
|
||
'market': this.marketId (symbol),
|
||
'price_type': type,
|
||
'type': side,
|
||
'amount': this.amountToPrecision (symbol, amount),
|
||
};
|
||
if (type === 'limit') {
|
||
request['limit'] = this.priceToPrecision (symbol, price);
|
||
}
|
||
const response = await this.privatePostMarketsMarketOrders (this.extend (request, params));
|
||
const order = this.safeValue (response, 'order');
|
||
return this.parseOrder (order);
|
||
}
|
||
|
||
async cancelOrder (id, symbol = undefined, params = {}) {
|
||
await this.loadMarkets ();
|
||
const request = {
|
||
'id': parseInt (id),
|
||
'state': 'canceling',
|
||
};
|
||
const response = await this.privatePutOrdersId (this.extend (request, params));
|
||
const order = this.safeValue (response, 'order');
|
||
return this.parseOrder (order);
|
||
}
|
||
|
||
parseOrderStatus (status) {
|
||
const statuses = {
|
||
'traded': 'closed',
|
||
'received': 'open',
|
||
'canceling': 'canceled',
|
||
};
|
||
return this.safeString (statuses, status, status);
|
||
}
|
||
|
||
parseOrder (order, market = undefined) {
|
||
const id = this.safeString (order, 'id');
|
||
const timestamp = this.parse8601 (this.safeString (order, 'created_at'));
|
||
let symbol = undefined;
|
||
if (market === undefined) {
|
||
const marketId = order['market_id'];
|
||
if (marketId in this.markets_by_id) {
|
||
market = this.markets_by_id[marketId];
|
||
}
|
||
}
|
||
if (market !== undefined) {
|
||
symbol = market['symbol'];
|
||
}
|
||
const type = this.safeString (order, 'price_type');
|
||
const side = this.safeStringLower (order, 'type');
|
||
const status = this.parseOrderStatus (this.safeString (order, 'state'));
|
||
const amount = parseFloat (order['original_amount'][0]);
|
||
const remaining = parseFloat (order['amount'][0]);
|
||
const filled = parseFloat (order['traded_amount'][0]);
|
||
const cost = parseFloat (order['total_exchanged'][0]);
|
||
let price = this.safeFloat (order, 'limit');
|
||
if (price !== undefined) {
|
||
price = parseFloat (price[0]);
|
||
}
|
||
if (cost > 0 && filled > 0) {
|
||
price = this.priceToPrecision (symbol, cost / filled);
|
||
}
|
||
const fee = {
|
||
'cost': parseFloat (order['paid_fee'][0]),
|
||
'currency': order['paid_fee'][1],
|
||
};
|
||
return {
|
||
'id': id,
|
||
'clientOrderId': undefined,
|
||
'datetime': this.iso8601 (timestamp),
|
||
'timestamp': timestamp,
|
||
'lastTradeTimestamp': undefined,
|
||
'status': status,
|
||
'symbol': symbol,
|
||
'type': type,
|
||
'side': side,
|
||
'price': price,
|
||
'cost': cost,
|
||
'amount': amount,
|
||
'filled': filled,
|
||
'remaining': remaining,
|
||
'trades': undefined,
|
||
'fee': fee,
|
||
'info': order,
|
||
'average': undefined,
|
||
};
|
||
}
|
||
|
||
isFiat (code) {
|
||
const fiats = {
|
||
'ARS': true,
|
||
'CLP': true,
|
||
'COP': true,
|
||
'PEN': true,
|
||
};
|
||
return this.safeValue (fiats, code, false);
|
||
}
|
||
|
||
async fetchDepositAddress (code, params = {}) {
|
||
await this.loadMarkets ();
|
||
const currency = this.currency (code);
|
||
if (this.isFiat (code)) {
|
||
throw new NotSupported (this.id + ' fetchDepositAddress() for fiat ' + code + ' is not supported');
|
||
}
|
||
const request = {
|
||
'currency': currency['id'],
|
||
};
|
||
const response = await this.privateGetCurrenciesCurrencyReceiveAddresses (this.extend (request, params));
|
||
const receiveAddresses = this.safeValue (response, 'receive_addresses');
|
||
const addressPool = [];
|
||
for (let i = 1; i < receiveAddresses.length; i++) {
|
||
const receiveAddress = receiveAddresses[i];
|
||
if (receiveAddress['ready']) {
|
||
const address = receiveAddress['address'];
|
||
this.checkAddress (address);
|
||
addressPool.push (address);
|
||
}
|
||
}
|
||
const addressPoolLength = addressPool.length;
|
||
if (addressPoolLength < 1) {
|
||
throw new AddressPending (this.id + ': there are no addresses ready for receiving ' + code + ', retry again later)');
|
||
}
|
||
const address = addressPool[0];
|
||
return {
|
||
'currency': code,
|
||
'address': address,
|
||
'tag': undefined,
|
||
'info': receiveAddresses,
|
||
};
|
||
}
|
||
|
||
async createDepositAddress (code, params = {}) {
|
||
await this.loadMarkets ();
|
||
const currency = this.currency (code);
|
||
if (this.isFiat (code)) {
|
||
throw new NotSupported (this.id + ': fiat fetchDepositAddress() for ' + code + ' is not supported');
|
||
}
|
||
const request = {
|
||
'currency': currency['id'],
|
||
};
|
||
const response = await this.privatePostCurrenciesCurrencyReceiveAddresses (this.extend (request, params));
|
||
const address = this.safeString (response['receive_address'], 'address'); // the creation is async and returns a null address, returns only the id
|
||
return {
|
||
'currency': code,
|
||
'address': address,
|
||
'tag': undefined,
|
||
'info': response,
|
||
};
|
||
}
|
||
|
||
parseTransactionStatus (status) {
|
||
const statuses = {
|
||
'rejected': 'failed',
|
||
'confirmed': 'ok',
|
||
'anulled': 'canceled',
|
||
'retained': 'canceled',
|
||
'pending_confirmation': 'pending',
|
||
};
|
||
return this.safeString (statuses, status, status);
|
||
}
|
||
|
||
parseTransaction (transaction, currency = undefined) {
|
||
const id = this.safeString (transaction, 'id');
|
||
const timestamp = this.parse8601 (this.safeString (transaction, 'created_at'));
|
||
const currencyId = this.safeString (transaction, 'currency');
|
||
const code = this.safeCurrencyCode (currencyId, currency);
|
||
const amount = parseFloat (transaction['amount'][0]);
|
||
const fee = parseFloat (transaction['fee'][0]);
|
||
const feeCurrency = transaction['fee'][1];
|
||
const status = this.parseTransactionStatus (this.safeString (transaction, 'state'));
|
||
const type = ('deposit_data' in transaction) ? 'deposit' : 'withdrawal';
|
||
const data = this.safeValue (transaction, type + '_data', {});
|
||
const address = this.safeValue (data, 'target_address');
|
||
const txid = this.safeString (data, 'tx_hash');
|
||
const updated = this.parse8601 (this.safeString (data, 'updated_at'));
|
||
return {
|
||
'info': transaction,
|
||
'id': id,
|
||
'txid': txid,
|
||
'timestamp': timestamp,
|
||
'datetime': this.iso8601 (timestamp),
|
||
'address': address,
|
||
'type': type,
|
||
'amount': amount,
|
||
'currency': code,
|
||
'status': status,
|
||
'updated': updated,
|
||
'fee': {
|
||
'cost': fee,
|
||
'rate': feeCurrency,
|
||
},
|
||
};
|
||
}
|
||
|
||
async fetchDeposits (code = undefined, since = undefined, limit = undefined, params = {}) {
|
||
await this.loadMarkets ();
|
||
if (code === undefined) {
|
||
throw new ExchangeError (this.id + ': fetchDeposits() requires a currency code argument');
|
||
}
|
||
const currency = this.currency (code);
|
||
const request = {
|
||
'currency': currency['id'],
|
||
'per': limit,
|
||
};
|
||
const response = await this.privateGetCurrenciesCurrencyDeposits (this.extend (request, params));
|
||
const deposits = this.safeValue (response, 'deposits');
|
||
return this.parseTransactions (deposits, currency, since, limit);
|
||
}
|
||
|
||
async fetchWithdrawals (code = undefined, since = undefined, limit = undefined, params = {}) {
|
||
await this.loadMarkets ();
|
||
if (code === undefined) {
|
||
throw new ExchangeError (this.id + ': fetchDeposits() requires a currency code argument');
|
||
}
|
||
const currency = this.currency (code);
|
||
const request = {
|
||
'currency': currency['id'],
|
||
'per': limit,
|
||
};
|
||
const response = await this.privateGetCurrenciesCurrencyWithdrawals (this.extend (request, params));
|
||
const withdrawals = this.safeValue (response, 'withdrawals');
|
||
return this.parseTransactions (withdrawals, currency, since, limit);
|
||
}
|
||
|
||
async withdraw (code, amount, address, tag = undefined, params = {}) {
|
||
this.checkAddress (address);
|
||
await this.loadMarkets ();
|
||
const currency = this.currency (code);
|
||
const request = {
|
||
'currency': currency['id'],
|
||
'amount': amount,
|
||
'withdrawal_data': {
|
||
'target_address': address,
|
||
},
|
||
};
|
||
const response = await this.privatePostCurrenciesCurrencyWithdrawals (this.extend (request, params));
|
||
const withdrawal = this.safeValue (response, 'withdrawal');
|
||
return this.parseTransaction (withdrawal);
|
||
}
|
||
|
||
nonce () {
|
||
return this.microseconds ();
|
||
}
|
||
|
||
sign (path, api = 'public', method = 'GET', params = {}, headers = undefined, body = undefined) {
|
||
let request = this.implodeParams (path, params);
|
||
const query = this.omit (params, this.extractParams (path));
|
||
if (Object.keys (query).length) {
|
||
if (method === 'GET') {
|
||
request += '?' + this.urlencode (query);
|
||
} else {
|
||
body = this.json (query);
|
||
}
|
||
}
|
||
const url = this.urls['api'] + '/' + this.version + '/' + request;
|
||
if (api === 'private') {
|
||
this.checkRequiredCredentials ();
|
||
const nonce = this.nonce ().toString ();
|
||
const components = [ method, '/api/' + this.version + '/' + request ];
|
||
if (body) {
|
||
const base64Body = this.stringToBase64 (this.encode (body));
|
||
components.push (this.decode (base64Body));
|
||
}
|
||
components.push (nonce);
|
||
const message = components.join (' ');
|
||
const signature = this.hmac (this.encode (message), this.encode (this.secret), 'sha384');
|
||
headers = {
|
||
'X-SBTC-APIKEY': this.apiKey,
|
||
'X-SBTC-SIGNATURE': signature,
|
||
'X-SBTC-NONCE': nonce,
|
||
'Content-Type': 'application/json',
|
||
};
|
||
}
|
||
return { 'url': url, 'method': method, 'body': body, 'headers': headers };
|
||
}
|
||
|
||
handleErrors (code, reason, url, method, headers, body, response, requestHeaders, requestBody) {
|
||
if (response === undefined) {
|
||
return; // fallback to default error handler
|
||
}
|
||
if (code >= 400) {
|
||
const errorCode = this.safeString (response, 'code');
|
||
const message = this.safeString (response, 'message', body);
|
||
const feedback = this.id + ' ' + message;
|
||
if (errorCode !== undefined) {
|
||
this.throwExactlyMatchedException (this.exceptions, errorCode, feedback);
|
||
throw new ExchangeError (feedback);
|
||
}
|
||
}
|
||
}
|
||
};
|