@jmparsons/ccxt
Version:
A JavaScript / Python / PHP cryptocurrency trading library with support for 100+ exchanges
527 lines (503 loc) • 22.2 kB
JavaScript
'use strict';
// ---------------------------------------------------------------------------
const Exchange = require ('./base/Exchange');
const { ExchangeError, AuthenticationError, InvalidNonce, InsufficientFunds, InvalidOrder, OrderNotFound, PermissionDenied } = require ('./base/errors');
// ---------------------------------------------------------------------------
module.exports = class bitbank extends Exchange {
describe () {
return this.deepExtend (super.describe (), {
'id': 'bitbank',
'name': 'bitbank',
'countries': 'JP',
'version': 'v1',
'has': {
'fetchOHLCV': true,
'fetchOpenOrders': true,
'fetchMyTrades': true,
'fetchDepositAddress': true,
'withdraw': true,
},
'timeframes': {
'1m': '1min',
'5m': '5min',
'15m': '15min',
'30m': '30min',
'1h': '1hour',
'4h': '4hour',
'8h': '8hour',
'12h': '12hour',
'1d': '1day',
'1w': '1week',
},
'urls': {
'logo': 'https://user-images.githubusercontent.com/1294454/37808081-b87f2d9c-2e59-11e8-894d-c1900b7584fe.jpg',
'api': {
'public': 'https://public.bitbank.cc',
'private': 'https://api.bitbank.cc',
},
'www': 'https://bitbank.cc/',
'doc': 'https://docs.bitbank.cc/',
'fees': 'https://bitbank.cc/docs/fees/',
},
'api': {
'public': {
'get': [
'{pair}/ticker',
'{pair}/depth',
'{pair}/transactions',
'{pair}/transactions/{YYYYMMDD}',
'{pair}/candlestick/{candle-type}/{YYYYMMDD}',
],
},
'private': {
'get': [
'user/assets',
'user/spot/order',
'user/spot/active_orders',
'user/spot/trade_history',
'user/withdrawal_account',
],
'post': [
'user/spot/order',
'user/spot/cancel_order',
'user/spot/cancel_orders',
'user/spot/orders_info',
'user/request_withdrawal',
],
},
},
'markets': {
'BCH/BTC': { 'id': 'bcc_btc', 'symbol': 'BCH/BTC', 'base': 'BCH', 'quote': 'BTC', 'baseId': 'bcc', 'quoteId': 'btc' },
'BCH/JPY': { 'id': 'bcc_jpy', 'symbol': 'BCH/JPY', 'base': 'BCH', 'quote': 'JPY', 'baseId': 'bcc', 'quoteId': 'jpy' },
'MONA/BTC': { 'id': 'mona_btc', 'symbol': 'MONA/BTC', 'base': 'MONA', 'quote': 'BTC', 'baseId': 'mona', 'quoteId': 'btc' },
'MONA/JPY': { 'id': 'mona_jpy', 'symbol': 'MONA/JPY', 'base': 'MONA', 'quote': 'JPY', 'baseId': 'mona', 'quoteId': 'jpy' },
'ETH/BTC': { 'id': 'eth_btc', 'symbol': 'ETH/BTC', 'base': 'ETH', 'quote': 'BTC', 'baseId': 'eth', 'quoteId': 'btc' },
'LTC/BTC': { 'id': 'ltc_btc', 'symbol': 'LTC/BTC', 'base': 'LTC', 'quote': 'BTC', 'baseId': 'ltc', 'quoteId': 'btc' },
'XRP/JPY': { 'id': 'xrp_jpy', 'symbol': 'XRP/JPY', 'base': 'XRP', 'quote': 'JPY', 'baseId': 'xrp', 'quoteId': 'jpy' },
'BTC/JPY': { 'id': 'btc_jpy', 'symbol': 'BTC/JPY', 'base': 'BTC', 'quote': 'JPY', 'baseId': 'btc', 'quoteId': 'jpy' },
},
'fees': {
'trading': {
// only temporarily
'maker': 0.0,
'taker': 0.0,
},
'funding': {
'withdraw': {
// 'JPY': amount => amount > 30000 ? 756 : 540,
'BTC': 0.001,
'LTC': 0.001,
'XRP': 0.15,
'ETH': 0.0005,
'MONA': 0.001,
'BCC': 0.001,
},
},
},
'precision': {
'price': 8,
'amount': 8,
},
'exceptions': {
'20001': AuthenticationError,
'20002': AuthenticationError,
'20003': AuthenticationError,
'20005': AuthenticationError,
'20004': InvalidNonce,
'40020': InvalidOrder,
'40021': InvalidOrder,
'40025': ExchangeError,
'40013': OrderNotFound,
'40014': OrderNotFound,
'50008': PermissionDenied,
'50009': OrderNotFound,
'50010': OrderNotFound,
'60001': InsufficientFunds,
},
});
}
parseTicker (ticker, market = undefined) {
let symbol = market['symbol'];
let timestamp = ticker['timestamp'];
let last = this.safeFloat (ticker, 'last');
return {
'symbol': symbol,
'timestamp': timestamp,
'datetime': this.iso8601 (timestamp),
'high': this.safeFloat (ticker, 'high'),
'low': this.safeFloat (ticker, 'low'),
'bid': this.safeFloat (ticker, 'buy'),
'bidVolume': undefined,
'ask': this.safeFloat (ticker, 'sell'),
'askVolume': undefined,
'vwap': undefined,
'open': undefined,
'close': last,
'last': last,
'previousClose': undefined,
'change': undefined,
'percentage': undefined,
'average': undefined,
'baseVolume': this.safeFloat (ticker, 'vol'),
'quoteVolume': undefined,
'info': ticker,
};
}
async fetchTicker (symbol, params = {}) {
await this.loadMarkets ();
let market = this.market (symbol);
let response = await this.publicGetPairTicker (this.extend ({
'pair': market['id'],
}, params));
return this.parseTicker (response['data'], market);
}
async fetchOrderBook (symbol, limit = undefined, params = {}) {
await this.loadMarkets ();
let response = await this.publicGetPairDepth (this.extend ({
'pair': this.marketId (symbol),
}, params));
let orderbook = response['data'];
return this.parseOrderBook (orderbook, orderbook['timestamp']);
}
parseTrade (trade, market = undefined) {
let timestamp = trade['executed_at'];
let price = this.safeFloat (trade, 'price');
let amount = this.safeFloat (trade, 'amount');
let symbol = market['symbol'];
let cost = this.costToPrecision (symbol, price * amount);
let id = this.safeString (trade, 'transaction_id');
if (!id) {
id = this.safeString (trade, 'trade_id');
}
let fee = undefined;
if ('fee_amount_quote' in trade) {
fee = {
'currency': market['quote'],
'cost': this.safeFloat (trade, 'fee_amount_quote'),
};
}
return {
'timestamp': timestamp,
'datetime': this.iso8601 (timestamp),
'symbol': symbol,
'id': id,
'order': this.safeString (trade, 'order_id'),
'type': this.safeString (trade, 'type'),
'side': trade['side'],
'price': price,
'amount': amount,
'cost': cost,
'fee': fee,
'info': trade,
};
}
async fetchTrades (symbol, since = undefined, limit = undefined, params = {}) {
await this.loadMarkets ();
let market = this.market (symbol);
let trades = await this.publicGetPairTransactions (this.extend ({
'pair': market['id'],
}, params));
return this.parseTrades (trades['data']['transactions'], market, since, limit);
}
parseOHLCV (ohlcv, market = undefined, timeframe = '5m', since = undefined, limit = undefined) {
return [
ohlcv[5],
parseFloat (ohlcv[0]),
parseFloat (ohlcv[1]),
parseFloat (ohlcv[2]),
parseFloat (ohlcv[3]),
parseFloat (ohlcv[4]),
];
}
async fetchOHLCV (symbol, timeframe = '5m', since = undefined, limit = undefined, params = {}) {
await this.loadMarkets ();
let market = this.market (symbol);
let date = this.milliseconds ();
date = this.ymd (date);
date = date.split ('-');
let response = await this.publicGetPairCandlestickCandleTypeYYYYMMDD (this.extend ({
'pair': market['id'],
'candle-type': this.timeframes[timeframe],
'YYYYMMDD': date.join (''),
}, params));
let ohlcv = response['data']['candlestick'][0]['ohlcv'];
return this.parseOHLCVs (ohlcv, market, timeframe, since, limit);
}
async fetchBalance (params = {}) {
await this.loadMarkets ();
let response = await this.privateGetUserAssets (params);
let result = { 'info': response };
let balances = response['data']['assets'];
for (let i = 0; i < balances.length; i++) {
let balance = balances[i];
let id = balance['asset'];
let code = id;
if (id in this.currencies_by_id) {
code = this.currencies_by_id[id]['code'];
}
let account = {
'free': parseFloat (balance['free_amount']),
'used': parseFloat (balance['locked_amount']),
'total': parseFloat (balance['onhand_amount']),
};
result[code] = account;
}
return this.parseBalance (result);
}
parseOrder (order, market = undefined) {
let marketId = this.safeString (order, 'pair');
let symbol = undefined;
if (marketId && !market && (marketId in this.marketsById)) {
market = this.marketsById[marketId];
}
if (market)
symbol = market['symbol'];
let timestamp = this.safeInteger (order, 'ordered_at') * 1000;
let price = this.safeFloat (order, 'price');
let amount = this.safeFloat (order, 'start_amount');
let filled = this.safeFloat (order, 'executed_amount');
let remaining = this.safeFloat (order, 'remaining_amount');
let cost = filled * this.safeFloat (order, 'average_price');
let status = this.safeString (order, 'status');
// UNFILLED
// PARTIALLY_FILLED
// FULLY_FILLED
// CANCELED_UNFILLED
// CANCELED_PARTIALLY_FILLED
if (status === 'FULLY_FILLED') {
status = 'closed';
} else if (status === 'CANCELED_UNFILLED' || status === 'CANCELED_PARTIALLY_FILLED') {
status = 'canceled';
} else {
status = 'open';
}
return {
'id': this.safeString (order, 'order_id'),
'datetime': this.iso8601 (timestamp),
'timestamp': timestamp,
'lastTradeTimestamp': undefined,
'status': status,
'symbol': symbol,
'type': order['type'],
'side': order['side'],
'price': price,
'cost': cost,
'amount': amount,
'filled': filled,
'remaining': remaining,
'trades': undefined,
'fee': undefined,
'info': order,
};
}
async createOrder (symbol, type, side, amount, price = undefined, params = {}) {
await this.loadMarkets ();
let market = this.market (symbol);
if (typeof price === 'undefined')
throw new InvalidOrder (this.id + ' createOrder requires a price argument for both market and limit orders');
let request = {
'pair': market['id'],
'amount': this.amountToString (symbol, amount),
'price': this.priceToPrecision (symbol, price),
'side': side,
'type': type,
};
let response = await this.privatePostUserSpotOrder (this.extend (request, params));
let id = response['data']['order_id'];
let order = this.parseOrder (response['data'], market);
this.orders[id] = order;
return order;
}
async cancelOrder (id, symbol = undefined, params = {}) {
await this.loadMarkets ();
let market = this.market (symbol);
let response = await this.privatePostUserSpotCancelOrder (this.extend ({
'order_id': id,
'pair': market['id'],
}, params));
return response['data'];
}
async fetchOrder (id, symbol = undefined, params = {}) {
await this.loadMarkets ();
let market = this.market (symbol);
let response = await this.privateGetUserSpotOrder (this.extend ({
'order_id': id,
'pair': market['id'],
}, params));
return this.parseOrder (response['data']);
}
async fetchOpenOrders (symbol = undefined, since = undefined, limit = undefined, params = {}) {
await this.loadMarkets ();
let market = this.market (symbol);
let request = {
'pair': market['id'],
};
if (limit)
request['count'] = limit;
if (since)
request['since'] = parseInt (since / 1000);
let orders = await this.privateGetUserSpotActiveOrders (this.extend (request, params));
return this.parseOrders (orders['data']['orders'], market, since, limit);
}
async fetchMyTrades (symbol = undefined, since = undefined, limit = undefined, params = {}) {
let market = undefined;
if (typeof symbol !== 'undefined') {
await this.loadMarkets ();
market = this.market (symbol);
}
let request = {};
if (typeof market !== 'undefined')
request['pair'] = market['id'];
if (typeof limit !== 'undefined')
request['count'] = limit;
if (typeof since !== 'undefined')
request['since'] = parseInt (since / 1000);
let trades = await this.privateGetUserSpotTradeHistory (this.extend (request, params));
return this.parseTrades (trades['data']['trades'], market, since, limit);
}
async fetchDepositAddress (code, params = {}) {
await this.loadMarkets ();
let currency = this.currency (code);
let response = await this.privateGetUserWithdrawalAccount (this.extend ({
'asset': currency['id'],
}, params));
// Not sure about this if there could be more accounts...
let accounts = response['data']['accounts'];
let address = this.safeString (accounts[0], 'address');
let status = address ? 'ok' : 'none';
return {
'currency': currency,
'address': address,
'tag': undefined,
'status': status,
'info': response,
};
}
async withdraw (code, amount, address, tag = undefined, params = {}) {
if (!('uuid' in params)) {
throw new ExchangeError (this.id + ' uuid is required for withdrawal');
}
await this.loadMarkets ();
let currency = this.currency (code);
let response = await this.privatePostUserRequestWithdrawal (this.extend ({
'asset': currency['id'],
'amount': amount,
}, params));
return {
'info': response,
'id': response['data']['txid'],
};
}
nonce () {
return this.milliseconds ();
}
sign (path, api = 'public', method = 'GET', params = {}, headers = undefined, body = undefined) {
let query = this.omit (params, this.extractParams (path));
let url = this.urls['api'][api] + '/';
if (api === 'public') {
url += this.implodeParams (path, params);
if (Object.keys (query).length)
url += '?' + this.urlencode (query);
} else {
this.checkRequiredCredentials ();
let nonce = this.nonce ().toString ();
let auth = nonce;
url += this.version + '/' + this.implodeParams (path, params);
if (method === 'POST') {
body = this.json (query);
auth += body;
} else {
auth += '/' + this.version + '/' + path;
if (Object.keys (query).length) {
query = this.urlencode (query);
url += '?' + query;
auth += '?' + query;
}
}
headers = {
'Content-Type': 'application/json',
'ACCESS-KEY': this.apiKey,
'ACCESS-NONCE': nonce,
'ACCESS-SIGNATURE': this.hmac (this.encode (auth), this.encode (this.secret)),
};
}
return { 'url': url, 'method': method, 'body': body, 'headers': headers };
}
async request (path, api = 'public', method = 'GET', params = {}, headers = undefined, body = undefined) {
let response = await this.fetch2 (path, api, method, params, headers, body);
let success = this.safeInteger (response, 'success');
let data = this.safeValue (response, 'data');
if (!success || !data) {
let errorMessages = {
'10000': 'URL does not exist',
'10001': 'A system error occurred. Please contact support',
'10002': 'Invalid JSON format. Please check the contents of transmission',
'10003': 'A system error occurred. Please contact support',
'10005': 'A timeout error occurred. Please wait for a while and try again',
'20001': 'API authentication failed',
'20002': 'Illegal API key',
'20003': 'API key does not exist',
'20004': 'API Nonce does not exist',
'20005': 'API signature does not exist',
'20011': 'Two-step verification failed',
'20014': 'SMS authentication failed',
'30001': 'Please specify the order quantity',
'30006': 'Please specify the order ID',
'30007': 'Please specify the order ID array',
'30009': 'Please specify the stock',
'30012': 'Please specify the order price',
'30013': 'Trade Please specify either',
'30015': 'Please specify the order type',
'30016': 'Please specify asset name',
'30019': 'Please specify uuid',
'30039': 'Please specify the amount to be withdrawn',
'40001': 'The order quantity is invalid',
'40006': 'Count value is invalid',
'40007': 'End time is invalid',
'40008': 'end_id Value is invalid',
'40009': 'The from_id value is invalid',
'40013': 'The order ID is invalid',
'40014': 'The order ID array is invalid',
'40015': 'Too many specified orders',
'40017': 'Incorrect issue name',
'40020': 'The order price is invalid',
'40021': 'The trading classification is invalid',
'40022': 'Start date is invalid',
'40024': 'The order type is invalid',
'40025': 'Incorrect asset name',
'40028': 'uuid is invalid',
'40048': 'The amount of withdrawal is illegal',
'50003': 'Currently, this account is in a state where you can not perform the operation you specified. Please contact support',
'50004': 'Currently, this account is temporarily registered. Please try again after registering your account',
'50005': 'Currently, this account is locked. Please contact support',
'50006': 'Currently, this account is locked. Please contact support',
'50008': 'User identification has not been completed',
'50009': 'Your order does not exist',
'50010': 'Can not cancel specified order',
'50011': 'API not found',
'60001': 'The number of possessions is insufficient',
'60002': 'It exceeds the quantity upper limit of the tender buying order',
'60003': 'The specified quantity exceeds the limit',
'60004': 'The specified quantity is below the threshold',
'60005': 'The specified price is above the limit',
'60006': 'The specified price is below the lower limit',
'70001': 'A system error occurred. Please contact support',
'70002': 'A system error occurred. Please contact support',
'70003': 'A system error occurred. Please contact support',
'70004': 'We are unable to accept orders as the transaction is currently suspended',
'70005': 'Order can not be accepted because purchase order is currently suspended',
'70006': 'We can not accept orders because we are currently unsubscribed ',
};
let errorClasses = this.exceptions;
let code = this.safeString (data, 'code');
let message = this.safeString (errorMessages, code, 'Error');
let ErrorClass = this.safeValue (errorClasses, code);
if (typeof ErrorClass !== 'undefined') {
throw new ErrorClass (message);
} else {
throw new ExchangeError (this.id + ' ' + this.json (response));
}
}
return response;
}
};