348 lines
13 KiB
JavaScript
348 lines
13 KiB
JavaScript
'use strict';
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// ---------------------------------------------------------------------------
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const Exchange = require ('./base/Exchange');
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const { ExchangeError } = require ('./base/errors');
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// ---------------------------------------------------------------------------
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module.exports = class coingi extends Exchange {
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describe () {
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return this.deepExtend (super.describe (), {
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'id': 'coingi',
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'name': 'Coingi',
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'rateLimit': 1000,
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'countries': [ 'PA', 'BG', 'CN', 'US' ], // Panama, Bulgaria, China, US
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'has': {
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'CORS': false,
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'fetchTickers': true,
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},
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'urls': {
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'referral': 'https://www.coingi.com/?r=XTPPMC',
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'logo': 'https://user-images.githubusercontent.com/1294454/28619707-5c9232a8-7212-11e7-86d6-98fe5d15cc6e.jpg',
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'api': {
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'www': 'https://coingi.com',
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'current': 'https://api.coingi.com',
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'user': 'https://api.coingi.com',
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},
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'www': 'https://coingi.com',
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'doc': 'https://coingi.docs.apiary.io',
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},
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'api': {
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'www': {
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'get': [
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'',
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],
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},
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'current': {
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'get': [
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'order-book/{pair}/{askCount}/{bidCount}/{depth}',
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'transactions/{pair}/{maxCount}',
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'24hour-rolling-aggregation',
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],
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},
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'user': {
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'post': [
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'balance',
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'add-order',
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'cancel-order',
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'orders',
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'transactions',
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'create-crypto-withdrawal',
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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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'taker': 0.2 / 100,
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'maker': 0.2 / 100,
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},
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'funding': {
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'tierBased': false,
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'percentage': false,
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'withdraw': {
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'BTC': 0.001,
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'LTC': 0.01,
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'DOGE': 2,
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'PPC': 0.02,
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'VTC': 0.2,
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'NMC': 2,
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'DASH': 0.002,
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'USD': 10,
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'EUR': 10,
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},
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'deposit': {
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'BTC': 0,
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'LTC': 0,
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'DOGE': 0,
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'PPC': 0,
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'VTC': 0,
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'NMC': 0,
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'DASH': 0,
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'USD': 5,
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'EUR': 1,
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},
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},
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},
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});
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}
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async fetchMarkets (params = {}) {
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const response = await this.wwwGet (params);
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const parts = response.split ('do=currencyPairSelector-selectCurrencyPair" class="active">');
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const currencyParts = parts[1].split ('<div class="currency-pair-label">');
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const result = [];
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for (let i = 1; i < currencyParts.length; i++) {
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const currencyPart = currencyParts[i];
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const idParts = currencyPart.split ('</div>');
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let id = idParts[0];
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id = id.replace ('/', '-');
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id = id.toLowerCase ();
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const [ baseId, quoteId ] = id.split ('-');
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let base = baseId.toUpperCase ();
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let quote = quoteId.toUpperCase ();
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base = this.safeCurrencyCode (base);
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quote = this.safeCurrencyCode (quote);
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const symbol = base + '/' + quote;
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const precision = {
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'amount': 8,
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'price': 8,
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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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'info': id,
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'active': true,
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'precision': precision,
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'limits': {
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'amount': {
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'min': Math.pow (10, -precision['amount']),
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'max': Math.pow (10, precision['amount']),
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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': 0,
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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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async fetchBalance (params = {}) {
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await this.loadMarkets ();
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const lowercaseCurrencies = [];
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const currencies = Object.keys (this.currencies);
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for (let i = 0; i < currencies.length; i++) {
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const currency = currencies[i];
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lowercaseCurrencies.push (currency.toLowerCase ());
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}
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const request = {
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'currencies': lowercaseCurrencies.join (','),
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};
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const response = await this.userPostBalance (this.extend (request, params));
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const result = { 'info': response };
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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['currency'], 'name');
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const code = this.safeCurrencyCode (currencyId);
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const account = this.account ();
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account['free'] = this.safeFloat (balance, 'available');
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const blocked = this.safeFloat (balance, 'blocked');
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const inOrders = this.safeFloat (balance, 'inOrders');
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const withdrawing = this.safeFloat (balance, 'withdrawing');
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account['used'] = this.sum (blocked, inOrders, withdrawing);
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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 = 512, 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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'pair': market['id'],
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'depth': 32, // maximum number of depth range steps 1-32
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'askCount': limit, // maximum returned number of asks 1-512
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'bidCount': limit, // maximum returned number of bids 1-512
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};
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const orderbook = await this.currentGetOrderBookPairAskCountBidCountDepth (this.extend (request, params));
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return this.parseOrderBook (orderbook, undefined, 'bids', 'asks', 'price', 'baseAmount');
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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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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': this.safeFloat (ticker, 'high'),
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'low': this.safeFloat (ticker, 'low'),
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'bid': this.safeFloat (ticker, 'highestBid'),
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'bidVolume': undefined,
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'ask': this.safeFloat (ticker, 'lowestAsk'),
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'askVolume': undefined,
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'vwap': undefined,
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'open': undefined,
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'close': undefined,
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'last': undefined,
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'previousClose': undefined,
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'change': undefined,
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'percentage': undefined,
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'average': undefined,
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'baseVolume': this.safeFloat (ticker, 'baseVolume'),
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'quoteVolume': this.safeFloat (ticker, 'counterVolume'),
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'info': ticker,
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};
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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.currentGet24hourRollingAggregation (params);
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const result = {};
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for (let t = 0; t < response.length; t++) {
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const ticker = response[t];
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const base = ticker['currencyPair']['base'].toUpperCase ();
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const quote = ticker['currencyPair']['counter'].toUpperCase ();
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const symbol = base + '/' + quote;
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let market = undefined;
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if (symbol in this.markets) {
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market = this.markets[symbol];
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}
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result[symbol] = this.parseTicker (ticker, market);
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}
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return result;
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}
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async fetchTicker (symbol, params = {}) {
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await this.loadMarkets ();
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const tickers = await this.fetchTickers (undefined, params);
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if (symbol in tickers) {
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return tickers[symbol];
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}
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throw new ExchangeError (this.id + ' return did not contain ' + symbol);
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}
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parseTrade (trade, market = undefined) {
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const price = this.safeFloat (trade, 'price');
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const amount = this.safeFloat (trade, 'amount');
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let cost = undefined;
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if (price !== undefined) {
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if (amount !== undefined) {
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cost = price * amount;
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}
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}
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const timestamp = this.safeInteger (trade, 'timestamp');
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const id = this.safeString (trade, 'id');
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const marketId = this.safeString (trade, 'currencyPair');
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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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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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return {
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'id': id,
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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': undefined,
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'side': undefined, // type
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'order': undefined,
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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': undefined,
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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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'pair': market['id'],
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'maxCount': 128,
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};
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const response = await this.currentGetTransactionsPairMaxCount (this.extend (request, params));
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return this.parseTrades (response, market, since, limit);
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}
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async createOrder (symbol, type, side, amount, price = undefined, params = {}) {
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await this.loadMarkets ();
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const request = {
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'currencyPair': this.marketId (symbol),
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'volume': amount,
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'price': price,
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'orderType': (side === 'buy') ? 0 : 1,
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};
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const response = await this.userPostAddOrder (this.extend (request, params));
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return {
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'info': response,
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'id': response['result'],
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};
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}
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async cancelOrder (id, symbol = undefined, params = {}) {
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await this.loadMarkets ();
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const request = {
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'orderId': id,
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};
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return await this.userPostCancelOrder (this.extend (request, params));
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}
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sign (path, api = 'current', method = 'GET', params = {}, headers = undefined, body = undefined) {
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let url = this.urls['api'][api];
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if (api !== 'www') {
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url += '/' + api + '/' + this.implodeParams (path, params);
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}
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const query = this.omit (params, this.extractParams (path));
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if (api === 'current') {
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if (Object.keys (query).length) {
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url += '?' + this.urlencode (query);
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}
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} else if (api === 'user') {
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this.checkRequiredCredentials ();
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const nonce = this.nonce ();
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const request = this.extend ({
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'token': this.apiKey,
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'nonce': nonce,
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}, query);
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const auth = nonce.toString () + '$' + this.apiKey;
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request['signature'] = this.hmac (this.encode (auth), this.encode (this.secret));
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body = this.json (request);
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headers = {
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'Content-Type': 'application/json',
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};
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}
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return { 'url': url, 'method': method, 'body': body, 'headers': headers };
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}
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async request (path, api = 'current', method = 'GET', params = {}, headers = undefined, body = undefined) {
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const response = await this.fetch2 (path, api, method, params, headers, body);
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if (typeof response !== 'string') {
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if ('errors' in response) {
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throw new ExchangeError (this.id + ' ' + this.json (response));
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}
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}
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return response;
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}
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};
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