454 lines
18 KiB
JavaScript
454 lines
18 KiB
JavaScript
'use strict';
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
const Exchange = require ('./base/Exchange');
|
|
const { ExchangeError, ExchangeNotAvailable, AuthenticationError, BadRequest, PermissionDenied, InvalidAddress, ArgumentsRequired } = require ('./base/errors');
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
module.exports = class bithumb extends Exchange {
|
|
describe () {
|
|
return this.deepExtend (super.describe (), {
|
|
'id': 'bithumb',
|
|
'name': 'Bithumb',
|
|
'countries': [ 'KR' ], // South Korea
|
|
'rateLimit': 500,
|
|
'has': {
|
|
'CORS': true,
|
|
'fetchTickers': true,
|
|
'withdraw': true,
|
|
},
|
|
'urls': {
|
|
'logo': 'https://user-images.githubusercontent.com/1294454/30597177-ea800172-9d5e-11e7-804c-b9d4fa9b56b0.jpg',
|
|
'api': {
|
|
'public': 'https://api.bithumb.com/public',
|
|
'private': 'https://api.bithumb.com',
|
|
},
|
|
'www': 'https://www.bithumb.com',
|
|
'doc': 'https://apidocs.bithumb.com',
|
|
'fees': 'https://en.bithumb.com/customer_support/info_fee',
|
|
},
|
|
'api': {
|
|
'public': {
|
|
'get': [
|
|
'ticker/{currency}',
|
|
'ticker/all',
|
|
'orderbook/{currency}',
|
|
'orderbook/all',
|
|
'transaction_history/{currency}',
|
|
'transaction_history/all',
|
|
],
|
|
},
|
|
'private': {
|
|
'post': [
|
|
'info/account',
|
|
'info/balance',
|
|
'info/wallet_address',
|
|
'info/ticker',
|
|
'info/orders',
|
|
'info/user_transactions',
|
|
'trade/place',
|
|
'info/order_detail',
|
|
'trade/cancel',
|
|
'trade/btc_withdrawal',
|
|
'trade/krw_deposit',
|
|
'trade/krw_withdrawal',
|
|
'trade/market_buy',
|
|
'trade/market_sell',
|
|
],
|
|
},
|
|
},
|
|
'fees': {
|
|
'trading': {
|
|
'maker': 0.25 / 100,
|
|
'taker': 0.25 / 100,
|
|
},
|
|
},
|
|
'exceptions': {
|
|
'Bad Request(SSL)': BadRequest,
|
|
'Bad Request(Bad Method)': BadRequest,
|
|
'Bad Request.(Auth Data)': AuthenticationError, // { "status": "5100", "message": "Bad Request.(Auth Data)" }
|
|
'Not Member': AuthenticationError,
|
|
'Invalid Apikey': AuthenticationError, // {"status":"5300","message":"Invalid Apikey"}
|
|
'Method Not Allowed.(Access IP)': PermissionDenied,
|
|
'Method Not Allowed.(BTC Adress)': InvalidAddress,
|
|
'Method Not Allowed.(Access)': PermissionDenied,
|
|
'Database Fail': ExchangeNotAvailable,
|
|
'Invalid Parameter': BadRequest,
|
|
'5600': ExchangeError,
|
|
'Unknown Error': ExchangeError,
|
|
'After May 23th, recent_transactions is no longer, hence users will not be able to connect to recent_transactions': ExchangeError, // {"status":"5100","message":"After May 23th, recent_transactions is no longer, hence users will not be able to connect to recent_transactions"}
|
|
},
|
|
});
|
|
}
|
|
|
|
async fetchMarkets (params = {}) {
|
|
const response = await this.publicGetTickerAll (params);
|
|
const data = this.safeValue (response, 'data');
|
|
const currencyIds = Object.keys (data);
|
|
const result = [];
|
|
for (let i = 0; i < currencyIds.length; i++) {
|
|
const currencyId = currencyIds[i];
|
|
if (currencyId === 'date') {
|
|
continue;
|
|
}
|
|
const market = data[currencyId];
|
|
const base = currencyId;
|
|
const quote = 'KRW';
|
|
const symbol = currencyId + '/' + quote;
|
|
let active = true;
|
|
if (Array.isArray (market)) {
|
|
const numElements = market.length;
|
|
if (numElements === 0) {
|
|
active = false;
|
|
}
|
|
}
|
|
result.push ({
|
|
'id': currencyId,
|
|
'symbol': symbol,
|
|
'base': base,
|
|
'quote': quote,
|
|
'info': market,
|
|
'active': active,
|
|
'precision': {
|
|
'amount': undefined,
|
|
'price': undefined,
|
|
},
|
|
'limits': {
|
|
'amount': {
|
|
'min': undefined,
|
|
'max': undefined,
|
|
},
|
|
'price': {
|
|
'min': undefined,
|
|
'max': undefined,
|
|
},
|
|
'cost': {
|
|
'min': undefined,
|
|
'max': undefined,
|
|
},
|
|
},
|
|
'baseId': undefined,
|
|
'quoteId': undefined,
|
|
});
|
|
}
|
|
return result;
|
|
}
|
|
|
|
async fetchBalance (params = {}) {
|
|
await this.loadMarkets ();
|
|
const request = {
|
|
'currency': 'ALL',
|
|
};
|
|
const response = await this.privatePostInfoBalance (this.extend (request, params));
|
|
const result = { 'info': response };
|
|
const balances = this.safeValue (response, 'data');
|
|
const codes = Object.keys (this.currencies);
|
|
for (let i = 0; i < codes.length; i++) {
|
|
const code = codes[i];
|
|
const account = this.account ();
|
|
const currency = this.currency (code);
|
|
const lowerCurrencyId = this.safeStringLower (currency, 'id');
|
|
account['total'] = this.safeFloat (balances, 'total_' + lowerCurrencyId);
|
|
account['used'] = this.safeFloat (balances, 'in_use_' + lowerCurrencyId);
|
|
account['free'] = this.safeFloat (balances, 'available_' + lowerCurrencyId);
|
|
result[code] = account;
|
|
}
|
|
return this.parseBalance (result);
|
|
}
|
|
|
|
async fetchOrderBook (symbol, limit = undefined, params = {}) {
|
|
await this.loadMarkets ();
|
|
const market = this.market (symbol);
|
|
const request = {
|
|
'currency': market['base'],
|
|
};
|
|
if (limit !== undefined) {
|
|
request['count'] = limit; // max = 50
|
|
}
|
|
const response = await this.publicGetOrderbookCurrency (this.extend (request, params));
|
|
const orderbook = this.safeValue (response, 'data');
|
|
const timestamp = this.safeInteger (orderbook, 'timestamp');
|
|
return this.parseOrderBook (orderbook, timestamp, 'bids', 'asks', 'price', 'quantity');
|
|
}
|
|
|
|
parseTicker (ticker, market = undefined) {
|
|
const timestamp = this.safeInteger (ticker, 'date');
|
|
let symbol = undefined;
|
|
if (market !== undefined) {
|
|
symbol = market['symbol'];
|
|
}
|
|
const open = this.safeFloat (ticker, 'opening_price');
|
|
const close = this.safeFloat (ticker, 'closing_price');
|
|
let change = undefined;
|
|
let percentage = undefined;
|
|
let average = undefined;
|
|
if ((close !== undefined) && (open !== undefined)) {
|
|
change = close - open;
|
|
if (open > 0) {
|
|
percentage = change / open * 100;
|
|
}
|
|
average = this.sum (open, close) / 2;
|
|
}
|
|
const baseVolume = this.safeFloat (ticker, 'units_traded_24H');
|
|
const quoteVolume = this.safeFloat (ticker, 'acc_trade_value_24H');
|
|
let vwap = undefined;
|
|
if (quoteVolume !== undefined && baseVolume !== undefined) {
|
|
vwap = quoteVolume / baseVolume;
|
|
}
|
|
return {
|
|
'symbol': symbol,
|
|
'timestamp': timestamp,
|
|
'datetime': this.iso8601 (timestamp),
|
|
'high': this.safeFloat (ticker, 'max_price'),
|
|
'low': this.safeFloat (ticker, 'min_price'),
|
|
'bid': this.safeFloat (ticker, 'buy_price'),
|
|
'bidVolume': undefined,
|
|
'ask': this.safeFloat (ticker, 'sell_price'),
|
|
'askVolume': undefined,
|
|
'vwap': vwap,
|
|
'open': open,
|
|
'close': close,
|
|
'last': close,
|
|
'previousClose': undefined,
|
|
'change': change,
|
|
'percentage': percentage,
|
|
'average': average,
|
|
'baseVolume': baseVolume,
|
|
'quoteVolume': quoteVolume,
|
|
'info': ticker,
|
|
};
|
|
}
|
|
|
|
async fetchTickers (symbols = undefined, params = {}) {
|
|
await this.loadMarkets ();
|
|
const response = await this.publicGetTickerAll (params);
|
|
const result = {};
|
|
const timestamp = this.safeInteger (response['data'], 'date');
|
|
const tickers = this.omit (response['data'], 'date');
|
|
const ids = Object.keys (tickers);
|
|
for (let i = 0; i < ids.length; i++) {
|
|
const id = ids[i];
|
|
let symbol = id;
|
|
let market = undefined;
|
|
if (id in this.markets_by_id) {
|
|
market = this.markets_by_id[id];
|
|
symbol = market['symbol'];
|
|
}
|
|
const ticker = tickers[id];
|
|
const isArray = Array.isArray (ticker);
|
|
if (!isArray) {
|
|
ticker['date'] = timestamp;
|
|
result[symbol] = this.parseTicker (ticker, market);
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
async fetchTicker (symbol, params = {}) {
|
|
await this.loadMarkets ();
|
|
const market = this.market (symbol);
|
|
const request = {
|
|
'currency': market['base'],
|
|
};
|
|
const response = await this.publicGetTickerCurrency (this.extend (request, params));
|
|
return this.parseTicker (response['data'], market);
|
|
}
|
|
|
|
parseTrade (trade, market = undefined) {
|
|
// a workaround for their bug in date format, hours are not 0-padded
|
|
const parts = trade['transaction_date'].split (' ');
|
|
const transaction_date = parts[0];
|
|
let transaction_time = parts[1];
|
|
if (transaction_time.length < 8) {
|
|
transaction_time = '0' + transaction_time;
|
|
}
|
|
let timestamp = this.parse8601 (transaction_date + ' ' + transaction_time);
|
|
timestamp -= 9 * 3600000; // they report UTC + 9 hours (server in Korean timezone)
|
|
const type = undefined;
|
|
let side = this.safeString (trade, 'type');
|
|
side = (side === 'ask') ? 'sell' : 'buy';
|
|
const id = this.safeString (trade, 'cont_no');
|
|
let symbol = undefined;
|
|
if (market !== undefined) {
|
|
symbol = market['symbol'];
|
|
}
|
|
const price = this.safeFloat (trade, 'price');
|
|
const amount = this.safeFloat (trade, 'units_traded');
|
|
let cost = undefined;
|
|
if (amount !== undefined) {
|
|
if (price !== undefined) {
|
|
cost = price * amount;
|
|
}
|
|
}
|
|
return {
|
|
'id': id,
|
|
'info': trade,
|
|
'timestamp': timestamp,
|
|
'datetime': this.iso8601 (timestamp),
|
|
'symbol': symbol,
|
|
'order': undefined,
|
|
'type': type,
|
|
'side': side,
|
|
'takerOrMaker': undefined,
|
|
'price': price,
|
|
'amount': amount,
|
|
'cost': cost,
|
|
'fee': undefined,
|
|
};
|
|
}
|
|
|
|
async fetchTrades (symbol, since = undefined, limit = undefined, params = {}) {
|
|
await this.loadMarkets ();
|
|
const market = this.market (symbol);
|
|
const request = {
|
|
'currency': market['base'],
|
|
};
|
|
if (limit === undefined) {
|
|
request['count'] = limit; // default 20, max 100
|
|
}
|
|
const response = await this.publicGetTransactionHistoryCurrency (this.extend (request, params));
|
|
return this.parseTrades (response['data'], market, since, limit);
|
|
}
|
|
|
|
async createOrder (symbol, type, side, amount, price = undefined, params = {}) {
|
|
await this.loadMarkets ();
|
|
const market = this.market (symbol);
|
|
let request = undefined;
|
|
let method = 'privatePostTrade';
|
|
if (type === 'limit') {
|
|
request = {
|
|
'order_currency': market['id'],
|
|
'Payment_currency': market['quote'],
|
|
'units': amount,
|
|
'price': price,
|
|
'type': (side === 'buy') ? 'bid' : 'ask',
|
|
};
|
|
method += 'Place';
|
|
} else if (type === 'market') {
|
|
request = {
|
|
'currency': market['id'],
|
|
'units': amount,
|
|
};
|
|
method += 'Market' + this.capitalize (side);
|
|
}
|
|
const response = await this[method] (this.extend (request, params));
|
|
const id = this.safeString (response, 'order_id');
|
|
return {
|
|
'info': response,
|
|
'id': id,
|
|
};
|
|
}
|
|
|
|
async cancelOrder (id, symbol = undefined, params = {}) {
|
|
const side_in_params = ('side' in params);
|
|
if (!side_in_params) {
|
|
throw new ArgumentsRequired (this.id + ' cancelOrder requires a `symbol` argument and a `side` parameter (sell or buy)');
|
|
}
|
|
if (symbol === undefined) {
|
|
throw new ArgumentsRequired (this.id + ' cancelOrder requires a `symbol` argument and a `side` parameter (sell or buy)');
|
|
}
|
|
const market = this.market (symbol);
|
|
const side = (params['side'] === 'buy') ? 'bid' : 'ask';
|
|
params = this.omit (params, [ 'side', 'currency' ]);
|
|
// https://github.com/ccxt/ccxt/issues/6771
|
|
const request = {
|
|
'order_id': id,
|
|
'type': side,
|
|
'order_currency': market['base'],
|
|
'payment_currency': market['quote'],
|
|
};
|
|
return await this.privatePostTradeCancel (this.extend (request, params));
|
|
}
|
|
|
|
async withdraw (code, amount, address, tag = undefined, params = {}) {
|
|
this.checkAddress (address);
|
|
await this.loadMarkets ();
|
|
const currency = this.currency (code);
|
|
const request = {
|
|
'units': amount,
|
|
'address': address,
|
|
'currency': currency['id'],
|
|
};
|
|
if (currency === 'XRP' || currency === 'XMR') {
|
|
const destination = this.safeString (params, 'destination');
|
|
if ((tag === undefined) && (destination === undefined)) {
|
|
throw new ArgumentsRequired (this.id + ' ' + code + ' withdraw() requires a tag argument or an extra destination param');
|
|
} else if (tag !== undefined) {
|
|
request['destination'] = tag;
|
|
}
|
|
}
|
|
const response = await this.privatePostTradeBtcWithdrawal (this.extend (request, params));
|
|
return {
|
|
'info': response,
|
|
'id': undefined,
|
|
};
|
|
}
|
|
|
|
nonce () {
|
|
return this.milliseconds ();
|
|
}
|
|
|
|
sign (path, api = 'public', method = 'GET', params = {}, headers = undefined, body = undefined) {
|
|
const endpoint = '/' + this.implodeParams (path, params);
|
|
let url = this.urls['api'][api] + endpoint;
|
|
const query = this.omit (params, this.extractParams (path));
|
|
if (api === 'public') {
|
|
if (Object.keys (query).length) {
|
|
url += '?' + this.urlencode (query);
|
|
}
|
|
} else {
|
|
this.checkRequiredCredentials ();
|
|
body = this.urlencode (this.extend ({
|
|
'endpoint': endpoint,
|
|
}, query));
|
|
const nonce = this.nonce ().toString ();
|
|
const auth = endpoint + "\0" + body + "\0" + nonce; // eslint-disable-line quotes
|
|
const signature = this.hmac (this.encode (auth), this.encode (this.secret), 'sha512');
|
|
const signature64 = this.decode (this.stringToBase64 (this.encode (signature)));
|
|
headers = {
|
|
'Accept': 'application/json',
|
|
'Content-Type': 'application/x-www-form-urlencoded',
|
|
'Api-Key': this.apiKey,
|
|
'Api-Sign': signature64.toString (),
|
|
'Api-Nonce': nonce,
|
|
};
|
|
}
|
|
return { 'url': url, 'method': method, 'body': body, 'headers': headers };
|
|
}
|
|
|
|
handleErrors (httpCode, reason, url, method, headers, body, response, requestHeaders, requestBody) {
|
|
if (response === undefined) {
|
|
return; // fallback to default error handler
|
|
}
|
|
if ('status' in response) {
|
|
//
|
|
// {"status":"5100","message":"After May 23th, recent_transactions is no longer, hence users will not be able to connect to recent_transactions"}
|
|
//
|
|
const status = this.safeString (response, 'status');
|
|
const message = this.safeString (response, 'message');
|
|
if (status !== undefined) {
|
|
if (status === '0000') {
|
|
return; // no error
|
|
}
|
|
const feedback = this.id + ' ' + body;
|
|
this.throwExactlyMatchedException (this.exceptions, status, feedback);
|
|
this.throwExactlyMatchedException (this.exceptions, message, feedback);
|
|
throw new ExchangeError (feedback);
|
|
}
|
|
}
|
|
}
|
|
|
|
async request (path, api = 'public', method = 'GET', params = {}, headers = undefined, body = undefined) {
|
|
const response = await this.fetch2 (path, api, method, params, headers, body);
|
|
if ('status' in response) {
|
|
if (response['status'] === '0000') {
|
|
return response;
|
|
}
|
|
throw new ExchangeError (this.id + ' ' + this.json (response));
|
|
}
|
|
return response;
|
|
}
|
|
};
|