900 lines
33 KiB
JavaScript
900 lines
33 KiB
JavaScript
'use strict';
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// ---------------------------------------------------------------------------
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const Exchange = require ('./base/Exchange');
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const { ExchangeError, ArgumentsRequired, InvalidNonce, OrderNotFound, InvalidOrder, DDoSProtection, BadRequest, AuthenticationError } = require ('./base/errors');
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const { ROUND } = require ('./base/functions/number');
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// ---------------------------------------------------------------------------
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module.exports = class latoken extends Exchange {
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describe () {
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return this.deepExtend (super.describe (), {
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'id': 'latoken',
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'name': 'Latoken',
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'countries': [ 'KY' ], // Cayman Islands
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'version': 'v1',
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'rateLimit': 2000,
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'certified': false,
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'userAgent': this.userAgents['chrome'],
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'has': {
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'CORS': false,
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'publicAPI': true,
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'privateAPI': true,
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'cancelOrder': true,
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'cancelAllOrders': true,
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'createMarketOrder': false,
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'createOrder': true,
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'fetchBalance': true,
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'fetchCanceledOrders': true,
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'fetchClosedOrders': true,
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'fetchCurrencies': true,
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'fetchMyTrades': true,
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'fetchOpenOrders': true,
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'fetchOrder': false,
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'fetchOrdersByStatus': true,
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'fetchOrderBook': true,
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'fetchTicker': true,
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'fetchTickers': true,
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'fetchTime': true,
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'fetchTrades': true,
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},
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'urls': {
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'logo': 'https://user-images.githubusercontent.com/1294454/61511972-24c39f00-aa01-11e9-9f7c-471f1d6e5214.jpg',
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'api': 'https://api.latoken.com',
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'www': 'https://latoken.com',
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'doc': [
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'https://api.latoken.com',
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],
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},
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'api': {
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'public': {
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'get': [
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'ExchangeInfo/time',
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'ExchangeInfo/limits',
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'ExchangeInfo/pairs',
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'ExchangeInfo/pairs/{currency}',
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'ExchangeInfo/pair',
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'ExchangeInfo/currencies',
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'ExchangeInfo/currencies/{symbol}',
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'MarketData/tickers',
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'MarketData/ticker/{symbol}',
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'MarketData/orderBook/{symbol}',
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'MarketData/orderBook/{symbol}/{limit}',
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'MarketData/trades/{symbol}',
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'MarketData/trades/{symbol}/{limit}',
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],
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},
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'private': {
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'get': [
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'Account/balances',
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'Account/balances/{currency}',
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'Order/status',
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'Order/active',
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'Order/get_order',
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'Order/trades',
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],
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'post': [
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'Order/new',
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'Order/test-order',
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'Order/cancel',
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'Order/cancel_all',
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],
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},
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},
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'fees': {
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'trading': {
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'tierBased': false,
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'percentage': true,
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'maker': 0.1 / 100,
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'taker': 0.1 / 100,
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},
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},
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'commonCurrencies': {
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'MT': 'Monarch',
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'TSL': 'Treasure SL',
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},
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'options': {
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'createOrderMethod': 'private_post_order_new', // private_post_order_test_order
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},
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'exceptions': {
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'exact': {
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'Signature or ApiKey is not valid': AuthenticationError,
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'Request is out of time': InvalidNonce,
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'Symbol must be specified': BadRequest,
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},
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'broad': {
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'Request limit reached': DDoSProtection,
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'Pair': BadRequest,
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'Price needs to be greater than': InvalidOrder,
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'Amount needs to be greater than': InvalidOrder,
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'The Symbol field is required': InvalidOrder,
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'OrderType is not valid': InvalidOrder,
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'Side is not valid': InvalidOrder,
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'Cancelable order whit': OrderNotFound,
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'Order': OrderNotFound,
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},
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},
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});
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}
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nonce () {
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return this.milliseconds ();
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}
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async fetchTime (params = {}) {
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const response = await this.publicGetExchangeInfoTime (params);
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//
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// {
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// "time": "2019-04-18T9:00:00.0Z",
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// "unixTimeSeconds": 1555578000,
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// "unixTimeMiliseconds": 1555578000000
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// }
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//
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return this.safeInteger (response, 'unixTimeMiliseconds');
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}
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async fetchMarkets (params = {}) {
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const response = await this.publicGetExchangeInfoPairs (params);
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//
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// [
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// {
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// "pairId": 502,
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// "symbol": "LAETH",
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// "baseCurrency": "LA",
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// "quotedCurrency": "ETH",
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// "makerFee": 0.01,
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// "takerFee": 0.01,
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// "pricePrecision": 8,
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// "amountPrecision": 8,
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// "minQty": 0.1
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// }
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// ]
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//
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const result = [];
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for (let i = 0; i < response.length; i++) {
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const market = response[i];
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const id = this.safeString (market, 'symbol');
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// the exchange shows them inverted
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const baseId = this.safeString (market, 'baseCurrency');
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const quoteId = this.safeString (market, 'quotedCurrency');
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const numericId = this.safeInteger (market, 'pairId');
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const base = this.safeCurrencyCode (baseId);
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const quote = this.safeCurrencyCode (quoteId);
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const symbol = base + '/' + quote;
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const precision = {
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'price': this.safeInteger (market, 'pricePrecision'),
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'amount': this.safeInteger (market, 'amountPrecision'),
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};
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const limits = {
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'amount': {
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'min': this.safeFloat (market, 'minQty'),
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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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'cost': {
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'min': undefined,
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'max': undefined,
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},
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};
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result.push ({
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'id': id,
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'numericId': numericId,
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'info': market,
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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': undefined, // assuming true
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'precision': precision,
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'limits': limits,
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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.publicGetExchangeInfoCurrencies (params);
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//
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// [
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// {
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// "currencyId": 102,
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// "symbol": "LA",
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// "name": "Latoken",
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// "precission": 8,
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// "type": "ERC20",
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// "fee": 0.1
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// }
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// ]
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//
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const result = {};
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for (let i = 0; i < response.length; i++) {
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const currency = response[i];
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const id = this.safeString (currency, 'symbol');
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const numericId = this.safeInteger (currency, 'currencyId');
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const code = this.safeCurrencyCode (id);
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const precision = this.safeInteger (currency, 'precission');
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const fee = this.safeFloat (currency, 'fee');
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const active = undefined;
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result[code] = {
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'id': id,
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'numericId': numericId,
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'code': code,
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'info': currency,
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'name': code,
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'active': active,
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'fee': fee,
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'precision': precision,
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'limits': {
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'amount': {
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'min': undefined,
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'max': undefined,
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},
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'price': {
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'min': undefined,
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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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'withdraw': {
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'min': undefined,
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'max': undefined,
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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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calculateFee (symbol, type, side, amount, price, takerOrMaker = 'taker', params = {}) {
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const market = this.markets[symbol];
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let key = 'quote';
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const rate = market[takerOrMaker];
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let cost = amount * rate;
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let precision = market['precision']['price'];
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if (side === 'sell') {
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cost *= price;
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} else {
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key = 'base';
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precision = market['precision']['amount'];
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}
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cost = this.decimalToPrecision (cost, ROUND, precision, this.precisionMode);
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return {
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'type': takerOrMaker,
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'currency': market[key],
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'rate': rate,
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'cost': parseFloat (cost),
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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.privateGetAccountBalances (params);
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//
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// [
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// {
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// "currencyId": 102,
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// "symbol": "LA",
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// "name": "Latoken",
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// "amount": 1054.66,
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// "available": 900.66,
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// "frozen": 154,
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// "pending": 0
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// }
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// ]
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//
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const result = {
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'info': response,
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};
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for (let i = 0; i < response.length; i++) {
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const balance = response[i];
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const currencyId = this.safeString (balance, 'symbol');
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const code = this.safeCurrencyCode (currencyId);
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const frozen = this.safeFloat (balance, 'frozen');
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const pending = this.safeFloat (balance, 'pending');
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const used = this.sum (frozen, pending);
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const account = {
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'free': this.safeFloat (balance, 'available'),
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'used': used,
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'total': this.safeFloat (balance, 'amount'),
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};
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result[code] = account;
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}
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return this.parseBalance (result);
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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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'symbol': market['id'],
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'limit': 10,
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};
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if (limit !== undefined) {
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request['limit'] = limit; // default 10, max 100
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}
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const response = await this.publicGetMarketDataOrderBookSymbolLimit (this.extend (request, params));
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//
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// {
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// "pairId": 502,
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// "symbol": "LAETH",
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// "spread": 0.07,
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// "asks": [
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// { "price": 136.3, "quantity": 7.024 }
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// ],
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// "bids": [
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// { "price": 136.2, "quantity": 6.554 }
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// ]
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// }
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//
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return this.parseOrderBook (response, undefined, 'bids', 'asks', 'price', 'quantity');
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}
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parseTicker (ticker, market = undefined) {
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//
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// {
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// "pairId":"63b41092-f3f6-4ea4-9e7c-4525ed250dad",
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// "symbol":"ETHBTC",
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// "volume":11317.037494474000000000,
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// "open":0.020033000000000000,
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// "low":0.019791000000000000,
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// "high":0.020375000000000000,
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// "close":0.019923000000000000,
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// "priceChange":-0.1500
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// }
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//
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let symbol = undefined;
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const marketId = this.safeString (ticker, 'symbol');
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if (marketId in this.markets_by_id) {
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market = this.markets_by_id[marketId];
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}
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if ((symbol === undefined) && (market !== undefined)) {
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symbol = market['symbol'];
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}
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const open = this.safeFloat (ticker, 'open');
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const close = this.safeFloat (ticker, 'close');
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let change = undefined;
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if (open !== undefined && close !== undefined) {
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change = close - open;
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}
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const percentage = this.safeFloat (ticker, 'priceChange');
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const timestamp = this.nonce ();
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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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'low': this.safeFloat (ticker, 'low'),
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'high': this.safeFloat (ticker, 'high'),
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'bid': undefined,
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'bidVolume': undefined,
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'ask': undefined,
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'askVolume': undefined,
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'vwap': undefined,
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'open': open,
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'close': close,
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'last': close,
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'previousClose': undefined,
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'change': change,
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'percentage': percentage,
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'average': undefined,
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'baseVolume': undefined,
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'quoteVolume': this.safeFloat (ticker, 'volume'),
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'info': ticker,
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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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'symbol': market['id'],
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};
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const response = await this.publicGetMarketDataTickerSymbol (this.extend (request, params));
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//
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// {
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// "pairId": 502,
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// "symbol": "LAETH",
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// "volume": 1023314.3202,
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// "open": 134.82,
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// "low": 133.95,
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// "high": 136.22,
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// "close": 135.12,
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// "priceChange": 0.22
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// }
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//
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return this.parseTicker (response, market);
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}
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async fetchTickers (symbols = undefined, params = {}) {
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await this.loadMarkets ();
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const response = await this.publicGetMarketDataTickers (params);
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//
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// [
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// {
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// "pairId": 502,
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// "symbol": "LAETH",
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// "volume": 1023314.3202,
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// "open": 134.82,
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// "low": 133.95,
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// "high": 136.22,
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// "close": 135.12,
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// "priceChange": 0.22
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// }
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// ]
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//
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const result = {};
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for (let i = 0; i < response.length; i++) {
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const ticker = this.parseTicker (response[i]);
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const symbol = ticker['symbol'];
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if (symbols === undefined || this.inArray (symbol, symbols)) {
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result[symbol] = ticker;
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}
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}
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return result;
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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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//
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// {
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// side: 'buy',
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// price: 0.33634,
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// amount: 0.01,
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// timestamp: 1564240008000 // milliseconds
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// }
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//
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// fetchMyTrades (private)
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//
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// {
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// id: '1564223032.892829.3.tg15',
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// orderId: '1564223032.671436.707548@1379:1',
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// commission: 0,
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// side: 'buy',
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// price: 0.32874,
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// amount: 0.607,
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// timestamp: 1564223033 // seconds
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// }
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//
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const type = undefined;
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let timestamp = this.safeInteger2 (trade, 'timestamp', 'time');
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if (timestamp !== undefined) {
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// 03 Jan 2009 - first block
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if (timestamp < 1230940800000) {
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timestamp *= 1000;
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}
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}
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const price = this.safeFloat (trade, 'price');
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const amount = this.safeFloat (trade, 'amount');
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const side = this.safeString (trade, 'side');
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let cost = undefined;
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if (amount !== undefined) {
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if (price !== undefined) {
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cost = amount * price;
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}
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}
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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 id = this.safeString (trade, 'id');
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const orderId = this.safeString (trade, 'orderId');
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const feeCost = this.safeFloat (trade, 'commission');
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let fee = undefined;
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if (feeCost !== undefined) {
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fee = {
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'cost': feeCost,
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'currency': undefined,
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};
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}
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return {
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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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'id': id,
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'order': orderId,
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'type': type,
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'takerOrMaker': undefined,
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'side': side,
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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 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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'symbol': market['id'],
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};
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if (limit !== undefined) {
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request['limit'] = limit; // default 50, max 100
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}
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const response = await this.publicGetMarketDataTradesSymbol (this.extend (request, params));
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//
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// {
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// "pairId":370,
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// "symbol":"ETHBTC",
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// "tradeCount":51,
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// "trades": [
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// {
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// side: 'buy',
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// price: 0.33634,
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// amount: 0.01,
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// timestamp: 1564240008000 // milliseconds
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// }
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// ]
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// }
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//
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const trades = this.safeValue (response, 'trades', []);
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return this.parseTrades (trades, market, since, limit);
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}
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async fetchMyTrades (symbol = undefined, since = undefined, limit = undefined, params = {}) {
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if (symbol === undefined) {
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throw new ArgumentsRequired (this.id + ' fetchMyTrades requires a symbol argument');
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}
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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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'symbol': market['id'],
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};
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const response = await this.privateGetOrderTrades (this.extend (request, params));
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//
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// {
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// "pairId": 502,
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// "symbol": "LAETH",
|
|
// "tradeCount": 1,
|
|
// "trades": [
|
|
// {
|
|
// id: '1564223032.892829.3.tg15',
|
|
// orderId: '1564223032.671436.707548@1379:1',
|
|
// commission: 0,
|
|
// side: 'buy',
|
|
// price: 0.32874,
|
|
// amount: 0.607,
|
|
// timestamp: 1564223033 // seconds
|
|
// }
|
|
// ]
|
|
// }
|
|
//
|
|
const trades = this.safeValue (response, 'trades', []);
|
|
return this.parseTrades (trades, market, since, limit);
|
|
}
|
|
|
|
parseOrderStatus (status) {
|
|
const statuses = {
|
|
'active': 'open',
|
|
'partiallyFilled': 'open',
|
|
'filled': 'closed',
|
|
'cancelled': 'canceled',
|
|
};
|
|
return this.safeString (statuses, status, status);
|
|
}
|
|
|
|
parseOrder (order, market = undefined) {
|
|
//
|
|
// createOrder
|
|
//
|
|
// {
|
|
// "orderId":"1563460093.134037.704945@0370:2",
|
|
// "cliOrdId":"",
|
|
// "pairId":370,
|
|
// "symbol":"ETHBTC",
|
|
// "side":"sell",
|
|
// "orderType":"limit",
|
|
// "price":1.0,
|
|
// "amount":1.0
|
|
// }
|
|
//
|
|
// cancelOrder, fetchOrder, fetchOpenOrders, fetchClosedOrders, fetchCanceledOrders
|
|
//
|
|
// {
|
|
// "orderId": "1555492358.126073.126767@0502:2",
|
|
// "cliOrdId": "myNewOrder",
|
|
// "pairId": 502,
|
|
// "symbol": "LAETH",
|
|
// "side": "buy",
|
|
// "orderType": "limit",
|
|
// "price": 136.2,
|
|
// "amount": 0.57,
|
|
// "orderStatus": "partiallyFilled",
|
|
// "executedAmount": 0.27,
|
|
// "reaminingAmount": 0.3,
|
|
// "timeCreated": 155551580736,
|
|
// "timeFilled": 0
|
|
// }
|
|
//
|
|
const id = this.safeString (order, 'orderId');
|
|
const timestamp = this.safeTimestamp (order, 'timeCreated');
|
|
const marketId = this.safeString (order, 'symbol');
|
|
let symbol = marketId;
|
|
if (marketId in this.markets_by_id) {
|
|
market = this.markets_by_id[marketId];
|
|
}
|
|
if (market !== undefined) {
|
|
symbol = market['symbol'];
|
|
}
|
|
const side = this.safeString (order, 'side');
|
|
const type = this.safeString (order, 'orderType');
|
|
const price = this.safeFloat (order, 'price');
|
|
const amount = this.safeFloat (order, 'amount');
|
|
const filled = this.safeFloat (order, 'executedAmount');
|
|
let remaining = undefined;
|
|
if (amount !== undefined) {
|
|
if (filled !== undefined) {
|
|
remaining = amount - filled;
|
|
}
|
|
}
|
|
const status = this.parseOrderStatus (this.safeString (order, 'orderStatus'));
|
|
let cost = undefined;
|
|
if (filled !== undefined) {
|
|
if (price !== undefined) {
|
|
cost = filled * price;
|
|
}
|
|
}
|
|
const timeFilled = this.safeTimestamp (order, 'timeFilled');
|
|
let lastTradeTimestamp = undefined;
|
|
if ((timeFilled !== undefined) && (timeFilled > 0)) {
|
|
lastTradeTimestamp = timeFilled;
|
|
}
|
|
const clientOrderId = this.safeString (order, 'cliOrdId');
|
|
return {
|
|
'id': id,
|
|
'clientOrderId': clientOrderId,
|
|
'info': order,
|
|
'timestamp': timestamp,
|
|
'datetime': this.iso8601 (timestamp),
|
|
'lastTradeTimestamp': lastTradeTimestamp,
|
|
'status': status,
|
|
'symbol': symbol,
|
|
'type': type,
|
|
'side': side,
|
|
'price': price,
|
|
'cost': cost,
|
|
'amount': amount,
|
|
'filled': filled,
|
|
'average': undefined,
|
|
'remaining': remaining,
|
|
'fee': undefined,
|
|
'trades': undefined,
|
|
};
|
|
}
|
|
|
|
async fetchOpenOrders (symbol = undefined, since = undefined, limit = undefined, params = {}) {
|
|
return this.fetchOrdersWithMethod ('private_get_order_active', symbol, since, limit, params);
|
|
}
|
|
|
|
async fetchClosedOrders (symbol = undefined, since = undefined, limit = undefined, params = {}) {
|
|
return this.fetchOrdersByStatus ('filled', symbol, since, limit, params);
|
|
}
|
|
|
|
async fetchCanceledOrders (symbol = undefined, since = undefined, limit = undefined, params = {}) {
|
|
return this.fetchOrdersByStatus ('cancelled', symbol, since, limit, params);
|
|
}
|
|
|
|
async fetchOrdersByStatus (status, symbol = undefined, since = undefined, limit = undefined, params = {}) {
|
|
const request = {
|
|
'status': status,
|
|
};
|
|
return this.fetchOrdersWithMethod ('private_get_order_status', symbol, since, limit, this.extend (request, params));
|
|
}
|
|
|
|
async fetchOrdersWithMethod (method, symbol = undefined, since = undefined, limit = undefined, params = {}) {
|
|
if (symbol === undefined) {
|
|
throw new ArgumentsRequired (this.id + ' fetchOrdersWithMethod requires a symbol argument');
|
|
}
|
|
await this.loadMarkets ();
|
|
const market = this.market (symbol);
|
|
const request = {
|
|
'symbol': market['id'],
|
|
};
|
|
if (limit !== undefined) {
|
|
request['limit'] = limit; // default 100
|
|
}
|
|
const response = await this[method] (this.extend (request, params));
|
|
//
|
|
// [
|
|
// {
|
|
// "orderId": "1555492358.126073.126767@0502:2",
|
|
// "cliOrdId": "myNewOrder",
|
|
// "pairId": 502,
|
|
// "symbol": "LAETH",
|
|
// "side": "buy",
|
|
// "orderType": "limit",
|
|
// "price": 136.2,
|
|
// "amount": 0.57,
|
|
// "orderStatus": "partiallyFilled",
|
|
// "executedAmount": 0.27,
|
|
// "reaminingAmount": 0.3,
|
|
// "timeCreated": 155551580736,
|
|
// "timeFilled": 0
|
|
// }
|
|
// ]
|
|
//
|
|
return this.parseOrders (response, market, since, limit);
|
|
}
|
|
|
|
async fetchOrder (id, symbol = undefined, params = {}) {
|
|
await this.loadMarkets ();
|
|
const request = {
|
|
'orderId': id,
|
|
};
|
|
const response = await this.privateGetOrderGetOrder (this.extend (request, params));
|
|
//
|
|
// {
|
|
// "orderId": "1555492358.126073.126767@0502:2",
|
|
// "cliOrdId": "myNewOrder",
|
|
// "pairId": 502,
|
|
// "symbol": "LAETH",
|
|
// "side": "buy",
|
|
// "orderType": "limit",
|
|
// "price": 136.2,
|
|
// "amount": 0.57,
|
|
// "orderStatus": "partiallyFilled",
|
|
// "executedAmount": 0.27,
|
|
// "reaminingAmount": 0.3,
|
|
// "timeCreated": 155551580736,
|
|
// "timeFilled": 0
|
|
// }
|
|
//
|
|
return this.parseOrder (response);
|
|
}
|
|
|
|
async createOrder (symbol, type, side, amount, price = undefined, params = {}) {
|
|
await this.loadMarkets ();
|
|
if (type !== 'limit') {
|
|
throw new ExchangeError (this.id + ' allows limit orders only');
|
|
}
|
|
const request = {
|
|
'symbol': this.marketId (symbol),
|
|
'side': side,
|
|
'price': this.priceToPrecision (symbol, price),
|
|
'amount': this.amountToPrecision (symbol, amount),
|
|
'orderType': type,
|
|
};
|
|
const method = this.safeString (this.options, 'createOrderMethod', 'private_post_order_new');
|
|
const response = await this[method] (this.extend (request, params));
|
|
//
|
|
// {
|
|
// "orderId":"1563460093.134037.704945@0370:2",
|
|
// "cliOrdId":"",
|
|
// "pairId":370,
|
|
// "symbol":"ETHBTC",
|
|
// "side":"sell",
|
|
// "orderType":"limit",
|
|
// "price":1.0,
|
|
// "amount":1.0
|
|
// }
|
|
//
|
|
return this.parseOrder (response);
|
|
}
|
|
|
|
async cancelOrder (id, symbol = undefined, params = {}) {
|
|
await this.loadMarkets ();
|
|
const request = {
|
|
'orderId': id,
|
|
};
|
|
const response = await this.privatePostOrderCancel (this.extend (request, params));
|
|
//
|
|
// {
|
|
// "orderId": "1555492358.126073.126767@0502:2",
|
|
// "cliOrdId": "myNewOrder",
|
|
// "pairId": 502,
|
|
// "symbol": "LAETH",
|
|
// "side": "buy",
|
|
// "orderType": "limit",
|
|
// "price": 136.2,
|
|
// "amount": 0.57,
|
|
// "orderStatus": "partiallyFilled",
|
|
// "executedAmount": 0.27,
|
|
// "reaminingAmount": 0.3,
|
|
// "timeCreated": 155551580736,
|
|
// "timeFilled": 0
|
|
// }
|
|
//
|
|
return this.parseOrder (response);
|
|
}
|
|
|
|
async cancelAllOrders (symbol = undefined, params = {}) {
|
|
if (symbol === undefined) {
|
|
throw new ArgumentsRequired (this.id + ' cancelAllOrders requires a symbol argument');
|
|
}
|
|
await this.loadMarkets ();
|
|
const marketId = this.marketId (symbol);
|
|
const request = {
|
|
'symbol': marketId,
|
|
};
|
|
const response = await this.privatePostOrderCancelAll (this.extend (request, params));
|
|
//
|
|
// {
|
|
// "pairId": 502,
|
|
// "symbol": "LAETH",
|
|
// "cancelledOrders": [
|
|
// "1555492358.126073.126767@0502:2"
|
|
// ]
|
|
// }
|
|
//
|
|
const result = [];
|
|
const canceledOrders = this.safeValue (response, 'cancelledOrders', []);
|
|
for (let i = 0; i < canceledOrders.length; i++) {
|
|
const order = this.parseOrder ({
|
|
'symbol': marketId,
|
|
'orderId': canceledOrders[i],
|
|
'orderStatus': 'canceled',
|
|
});
|
|
result.push (order);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
sign (path, api = 'public', method = 'GET', params = undefined, headers = undefined, body = undefined) {
|
|
let request = '/api/' + this.version + '/' + this.implodeParams (path, params);
|
|
let query = this.omit (params, this.extractParams (path));
|
|
if (api === 'private') {
|
|
const nonce = this.nonce ();
|
|
query = this.extend ({
|
|
'timestamp': nonce,
|
|
}, query);
|
|
}
|
|
const urlencodedQuery = this.urlencode (query);
|
|
if (Object.keys (query).length) {
|
|
request += '?' + urlencodedQuery;
|
|
}
|
|
if (api === 'private') {
|
|
this.checkRequiredCredentials ();
|
|
const signature = this.hmac (this.encode (request), this.encode (this.secret));
|
|
headers = {
|
|
'X-LA-KEY': this.apiKey,
|
|
'X-LA-SIGNATURE': signature,
|
|
};
|
|
if (method === 'POST') {
|
|
headers['Content-Type'] = 'application/x-www-form-urlencoded';
|
|
body = urlencodedQuery;
|
|
}
|
|
}
|
|
const url = this.urls['api'] + request;
|
|
return { 'url': url, 'method': method, 'body': body, 'headers': headers };
|
|
}
|
|
|
|
handleErrors (code, reason, url, method, headers, body, response, requestHeaders, requestBody) {
|
|
if (!response) {
|
|
return;
|
|
}
|
|
//
|
|
// { "message": "Request limit reached!", "details": "Request limit reached. Maximum allowed: 1 per 1s. Please try again in 1 second(s)." }
|
|
// { "error": { "message": "Pair 370 is not found","errorType":"RequestError","statusCode":400 }}
|
|
// { "error": { "message": "Signature or ApiKey is not valid","errorType":"RequestError","statusCode":400 }}
|
|
// { "error": { "message": "Request is out of time", "errorType": "RequestError", "statusCode":400 }}
|
|
// { "error": { "message": "Price needs to be greater than 0","errorType":"ValidationError","statusCode":400 }}
|
|
// { "error": { "message": "Side is not valid, Price needs to be greater than 0, Amount needs to be greater than 0, The Symbol field is required., OrderType is not valid","errorType":"ValidationError","statusCode":400 }}
|
|
// { "error": { "message": "Cancelable order whit ID 1563460289.571254.704945@0370:1 not found","errorType":"RequestError","statusCode":400 }}
|
|
// { "error": { "message": "Symbol must be specified","errorType":"RequestError","statusCode":400 }}
|
|
// { "error": { "message": "Order 1563460289.571254.704945@0370:1 is not found","errorType":"RequestError","statusCode":400 }}
|
|
//
|
|
const message = this.safeString (response, 'message');
|
|
const feedback = this.id + ' ' + body;
|
|
if (message !== undefined) {
|
|
this.throwExactlyMatchedException (this.exceptions['exact'], message, feedback);
|
|
this.throwBroadlyMatchedException (this.exceptions['broad'], message, feedback);
|
|
}
|
|
const error = this.safeValue (response, 'error', {});
|
|
const errorMessage = this.safeString (error, 'message');
|
|
if (errorMessage !== undefined) {
|
|
this.throwExactlyMatchedException (this.exceptions['exact'], errorMessage, feedback);
|
|
this.throwBroadlyMatchedException (this.exceptions['broad'], errorMessage, feedback);
|
|
throw new ExchangeError (feedback); // unknown message
|
|
}
|
|
}
|
|
};
|