ccxt-bybit
Version:
A JavaScript / Python / PHP cryptocurrency trading library with support for 130+ exchanges
369 lines (349 loc) • 13.7 kB
JavaScript
'use strict';
// ---------------------------------------------------------------------------
const Exchange = require ('./base/Exchange');
// ---------------------------------------------------------------------------
module.exports = class btcchina extends Exchange {
describe () {
return this.deepExtend (super.describe (), {
'id': 'btcchina',
'name': 'BTCChina',
'countries': [ 'CN' ],
'rateLimit': 1500,
'version': 'v1',
'has': {
'CORS': false,
},
'urls': {
'logo': 'https://user-images.githubusercontent.com/1294454/27766368-465b3286-5ed6-11e7-9a11-0f6467e1d82b.jpg',
'api': {
'plus': 'https://plus-api.btcchina.com/market',
'public': 'https://data.btcchina.com/data',
'private': 'https://api.btcchina.com/api_trade_v1.php',
},
'www': 'https://www.btcchina.com',
'doc': 'https://www.btcchina.com/apidocs',
},
'api': {
'plus': {
'get': [
'orderbook',
'ticker',
'trade',
],
},
'public': {
'get': [
'historydata',
'orderbook',
'ticker',
'trades',
],
},
'private': {
'post': [
'BuyIcebergOrder',
'BuyOrder',
'BuyOrder2',
'BuyStopOrder',
'CancelIcebergOrder',
'CancelOrder',
'CancelStopOrder',
'GetAccountInfo',
'getArchivedOrder',
'getArchivedOrders',
'GetDeposits',
'GetIcebergOrder',
'GetIcebergOrders',
'GetMarketDepth',
'GetMarketDepth2',
'GetOrder',
'GetOrders',
'GetStopOrder',
'GetStopOrders',
'GetTransactions',
'GetWithdrawal',
'GetWithdrawals',
'RequestWithdrawal',
'SellIcebergOrder',
'SellOrder',
'SellOrder2',
'SellStopOrder',
],
},
},
'markets': {
'BTC/CNY': { 'id': 'btccny', 'symbol': 'BTC/CNY', 'base': 'BTC', 'quote': 'CNY', 'api': 'public', 'plus': false },
'LTC/CNY': { 'id': 'ltccny', 'symbol': 'LTC/CNY', 'base': 'LTC', 'quote': 'CNY', 'api': 'public', 'plus': false },
'LTC/BTC': { 'id': 'ltcbtc', 'symbol': 'LTC/BTC', 'base': 'LTC', 'quote': 'BTC', 'api': 'public', 'plus': false },
'BCH/CNY': { 'id': 'bcccny', 'symbol': 'BCH/CNY', 'base': 'BCH', 'quote': 'CNY', 'api': 'plus', 'plus': true },
'ETH/CNY': { 'id': 'ethcny', 'symbol': 'ETH/CNY', 'base': 'ETH', 'quote': 'CNY', 'api': 'plus', 'plus': true },
},
});
}
async fetchMarkets (params = {}) {
const request = {
'market': 'all',
};
const markets = await this.publicGetTicker (this.extend (request, params));
const result = [];
const keys = Object.keys (markets);
for (let i = 0; i < keys.length; i++) {
const key = keys[i];
const market = markets[key];
const parts = key.split ('_');
const id = parts[1];
const baseId = id.slice (0, 3);
const quoteId = id.slice (3, 6);
let base = baseId.toUpperCase ();
let quote = quoteId.toUpperCase ();
base = this.safeCurrencyCode (base);
quote = this.safeCurrencyCode (quote);
const symbol = base + '/' + quote;
result.push ({
'id': id,
'symbol': symbol,
'base': base,
'quote': quote,
'baseId': baseId,
'quoteId': quoteId,
'info': market,
});
}
return result;
}
async fetchBalance (params = {}) {
await this.loadMarkets ();
const response = await this.privatePostGetAccountInfo (params);
const balances = this.safeValue (response, 'result');
const result = { 'info': balances };
const codes = Object.keys (this.currencies);
for (let i = 0; i < codes.length; i++) {
const code = codes[i];
const currency = this.currency (code);
const account = this.account ();
const currencyId = currency['id'];
if (currencyId in balances['balance']) {
account['total'] = parseFloat (balances['balance'][currencyId]['amount']);
}
if (currencyId in balances['frozen']) {
account['used'] = parseFloat (balances['frozen'][currencyId]['amount']);
}
result[code] = account;
}
return this.parseBalance (result);
}
createMarketRequest (market) {
const request = {};
const field = (market['plus']) ? 'symbol' : 'market';
request[field] = market['id'];
return request;
}
async fetchOrderBook (symbol, limit = undefined, params = {}) {
await this.loadMarkets ();
const market = this.market (symbol);
const method = market['api'] + 'GetOrderbook';
const request = this.createMarketRequest (market);
const response = await this[method] (this.extend (request, params));
const timestamp = this.safeTimestamp (response, 'date');
return this.parseOrderBook (response, timestamp);
}
parseTicker (ticker, market) {
const timestamp = this.safeTimestamp (ticker, 'date');
const last = this.safeFloat (ticker, 'last');
return {
'timestamp': timestamp,
'datetime': this.iso8601 (timestamp),
'high': this.safeFloat (ticker, 'high'),
'low': this.safeFloat (ticker, 'low'),
'bid': this.safeFloat (ticker, 'buy'),
'ask': this.safeFloat (ticker, 'sell'),
'vwap': this.safeFloat (ticker, 'vwap'),
'open': this.safeFloat (ticker, 'open'),
'close': last,
'last': last,
'previousClose': undefined,
'change': undefined,
'percentage': undefined,
'average': undefined,
'baseVolume': this.safeFloat (ticker, 'vol'),
'quoteVolume': undefined,
'info': ticker,
};
}
parseTickerPlus (ticker, market) {
const timestamp = this.safeInteger (ticker, 'Timestamp');
let symbol = undefined;
if (market !== undefined) {
symbol = market['symbol'];
}
return {
'symbol': symbol,
'timestamp': timestamp,
'datetime': this.iso8601 (timestamp),
'high': this.safeFloat (ticker, 'High'),
'low': this.safeFloat (ticker, 'Low'),
'bid': this.safeFloat (ticker, 'BidPrice'),
'ask': this.safeFloat (ticker, 'AskPrice'),
'vwap': undefined,
'open': this.safeFloat (ticker, 'Open'),
'last': this.safeFloat (ticker, 'Last'),
'change': undefined,
'percentage': undefined,
'average': undefined,
'baseVolume': this.safeFloat (ticker, 'Volume24H'),
'quoteVolume': undefined,
'info': ticker,
};
}
async fetchTicker (symbol, params = {}) {
await this.loadMarkets ();
const market = this.market (symbol);
const method = market['api'] + 'GetTicker';
const request = this.createMarketRequest (market);
const response = await this[method] (this.extend (request, params));
const ticker = this.safeValue (response, 'ticker');
if (market['plus']) {
return this.parseTickerPlus (ticker, market);
}
return this.parseTicker (ticker, market);
}
parseTrade (trade, market) {
const timestamp = this.safeTimestamp (trade, 'date');
const price = this.safeFloat (trade, 'price');
const amount = this.safeFloat (trade, 'amount');
let cost = undefined;
if (amount !== undefined) {
if (price !== undefined) {
cost = amount * price;
}
}
const id = this.safeString (trade, 'tid');
return {
'id': id,
'info': trade,
'timestamp': timestamp,
'datetime': this.iso8601 (timestamp),
'symbol': market['symbol'],
'type': undefined,
'side': undefined,
'price': price,
'amount': amount,
'cost': cost,
};
}
parseTradePlus (trade, market) {
const timestamp = this.parse8601 (this.safeString (trade, 'timestamp'));
const price = this.safeFloat (trade, 'price');
const amount = this.safeFloat (trade, 'size');
let cost = undefined;
if (amount !== undefined) {
if (price !== undefined) {
cost = amount * price;
}
}
const side = this.safeStringLower (trade, 'side');
return {
'id': undefined,
'info': trade,
'timestamp': timestamp,
'datetime': this.iso8601 (timestamp),
'symbol': market['symbol'],
'type': undefined,
'side': side,
'price': price,
'amount': amount,
'cost': cost,
};
}
parseTradesPlus (trades, market = undefined) {
const result = [];
for (let i = 0; i < trades.length; i++) {
result.push (this.parseTradePlus (trades[i], market));
}
return result;
}
async fetchTrades (symbol, since = undefined, limit = undefined, params = {}) {
await this.loadMarkets ();
const market = this.market (symbol);
let method = market['api'] + 'GetTrade';
const request = this.createMarketRequest (market);
if (market['plus']) {
const now = this.milliseconds ();
request['start_time'] = now - 86400000;
request['end_time'] = now;
} else {
method += 's'; // trades vs trade
}
const response = await this[method] (this.extend (request, params));
if (market['plus']) {
return this.parseTradesPlus (response['trades'], market);
}
return this.parseTrades (response, market, since, limit);
}
async createOrder (symbol, type, side, amount, price = undefined, params = {}) {
await this.loadMarkets ();
const market = this.market (symbol);
const method = 'privatePost' + this.capitalize (side) + 'Order2';
const request = {};
const id = market['id'].toUpperCase ();
if (type === 'market') {
request['params'] = [ undefined, amount, id ];
} else {
request['params'] = [ price, amount, id ];
}
const response = await this[method] (this.extend (request, params));
const orderId = this.safeString (response, 'id');
return {
'info': response,
'id': orderId,
};
}
async cancelOrder (id, symbol = undefined, params = {}) {
await this.loadMarkets ();
const market = params['market']; // TODO fixme
const request = {
'params': [ id, market ],
};
return await this.privatePostCancelOrder (this.extend (request, params));
}
nonce () {
return this.microseconds ();
}
sign (path, api = 'public', method = 'GET', params = {}, headers = undefined, body = undefined) {
let url = this.urls['api'][api] + '/' + path;
if (api === 'private') {
this.checkRequiredCredentials ();
let p = [];
if ('params' in params) {
p = params['params'];
}
const nonce = this.nonce ();
const request = {
'method': path,
'id': nonce,
'params': p,
};
p = p.join (',');
body = this.json (request);
const query = [
'tonce=' + nonce,
'accesskey=' + this.apiKey,
'requestmethod=' + method.toLowerCase (),
'id=' + nonce,
'method=' + path,
'params=' + p,
].join ('&');
const signature = this.hmac (this.encode (query), this.encode (this.secret), 'sha1');
const auth = this.encode (this.apiKey + ':' + signature);
headers = {
'Authorization': 'Basic ' + this.stringToBase64 (auth),
'Json-Rpc-Tonce': nonce,
};
} else {
if (Object.keys (params).length) {
url += '?' + this.urlencode (params);
}
}
return { 'url': url, 'method': method, 'body': body, 'headers': headers };
}
};