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bitpanda.js
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'use strict';
// ---------------------------------------------------------------------------
const Exchange = require ('./base/Exchange');
const { AuthenticationError, ExchangeError, PermissionDenied, BadRequest, ArgumentsRequired, OrderNotFound, InsufficientFunds, ExchangeNotAvailable, DDoSProtection, InvalidAddress, InvalidOrder } = require ('./base/errors');
// ---------------------------------------------------------------------------
module.exports = class bitpanda extends Exchange {
describe () {
return this.deepExtend (super.describe (), {
'id': 'bitpanda',
'name': 'Bitpanda Pro',
'countries': [ 'AT' ], // Austria
'rateLimit': 300,
'version': 'v1',
// new metainfo interface
'has': {
'cancelAllOrders': true,
'cancelOrder': true,
'cancelOrders': true,
'CORS': undefined,
'createDepositAddress': true,
'createOrder': true,
'fetchBalance': true,
'fetchClosedOrders': true,
'fetchCurrencies': true,
'fetchDepositAddress': true,
'fetchDeposits': true,
'fetchMarkets': true,
'fetchMyTrades': true,
'fetchOHLCV': true,
'fetchOpenOrders': true,
'fetchOrder': true,
'fetchOrderBook': true,
'fetchOrderTrades': true,
'fetchTicker': true,
'fetchTickers': true,
'fetchTime': true,
'fetchTrades': true,
'fetchTradingFees': true,
'fetchWithdrawals': true,
'privateAPI': true,
'publicAPI': true,
'withdraw': true,
},
'timeframes': {
'1m': '1/MINUTES',
'5m': '5/MINUTES',
'15m': '15/MINUTES',
'30m': '30/MINUTES',
'1h': '1/HOURS',
'4h': '4/HOURS',
'1d': '1/DAYS',
'1w': '1/WEEKS',
'1M': '1/MONTHS',
},
'urls': {
'logo': 'https://user-images.githubusercontent.com/51840849/87591171-9a377d80-c6f0-11ea-94ac-97a126eac3bc.jpg',
'api': {
'public': 'https://api.exchange.bitpanda.com/public',
'private': 'https://api.exchange.bitpanda.com/public',
},
'www': 'https://www.bitpanda.com/en/pro',
'doc': [
'https://developers.bitpanda.com/exchange/',
],
'fees': 'https://www.bitpanda.com/en/pro/fees',
},
'api': {
'public': {
'get': [
'currencies',
'candlesticks/{instrument_code}',
'fees',
'instruments',
'order-book/{instrument_code}',
'market-ticker',
'market-ticker/{instrument_code}',
'price-ticks/{instrument_code}',
'time',
],
},
'private': {
'get': [
'account/balances',
'account/deposit/crypto/{currency_code}',
'account/deposit/fiat/EUR',
'account/deposits',
'account/deposits/bitpanda',
'account/withdrawals',
'account/withdrawals/bitpanda',
'account/fees',
'account/orders',
'account/orders/{order_id}',
'account/orders/{order_id}/trades',
'account/trades',
'account/trades/{trade_id}',
'account/trading-volume',
],
'post': [
'account/deposit/crypto',
'account/withdraw/crypto',
'account/withdraw/fiat',
'account/fees',
'account/orders',
],
'delete': [
'account/orders',
'account/orders/{order_id}',
'account/orders/client/{client_id}',
],
},
},
'fees': {
'trading': {
'tierBased': true,
'percentage': true,
'taker': this.parseNumber ('0.0015'),
'maker': this.parseNumber ('0.001'),
'tiers': [
// volume in BTC
{
'taker': [
[this.parseNumber ('0'), this.parseNumber ('0.0015')],
[this.parseNumber ('100'), this.parseNumber ('0.0013')],
[this.parseNumber ('250'), this.parseNumber ('0.0013')],
[this.parseNumber ('1000'), this.parseNumber ('0.001')],
[this.parseNumber ('5000'), this.parseNumber ('0.0009')],
[this.parseNumber ('10000'), this.parseNumber ('0.00075')],
[this.parseNumber ('20000'), this.parseNumber ('0.00065')],
],
'maker': [
[this.parseNumber ('0'), this.parseNumber ('0.001')],
[this.parseNumber ('100'), this.parseNumber ('0.001')],
[this.parseNumber ('250'), this.parseNumber ('0.0009')],
[this.parseNumber ('1000'), this.parseNumber ('0.00075')],
[this.parseNumber ('5000'), this.parseNumber ('0.0006')],
[this.parseNumber ('10000'), this.parseNumber ('0.0005')],
[this.parseNumber ('20000'), this.parseNumber ('0.0005')],
],
},
],
},
},
'requiredCredentials': {
'apiKey': true,
'secret': false,
},
'exceptions': {
'exact': {
'INVALID_CLIENT_UUID': InvalidOrder,
'ORDER_NOT_FOUND': OrderNotFound,
'ONLY_ONE_ERC20_ADDRESS_ALLOWED': InvalidAddress,
'DEPOSIT_ADDRESS_NOT_USED': InvalidAddress,
'INVALID_CREDENTIALS': AuthenticationError,
'MISSING_CREDENTIALS': AuthenticationError,
'INVALID_APIKEY': AuthenticationError,
'INVALID_SCOPES': AuthenticationError,
'INVALID_SUBJECT': AuthenticationError,
'INVALID_ISSUER': AuthenticationError,
'INVALID_AUDIENCE': AuthenticationError,
'INVALID_DEVICE_ID': AuthenticationError,
'INVALID_IP_RESTRICTION': AuthenticationError,
'APIKEY_REVOKED': AuthenticationError,
'APIKEY_EXPIRED': AuthenticationError,
'SYNCHRONIZER_TOKEN_MISMATCH': AuthenticationError,
'SESSION_EXPIRED': AuthenticationError,
'INTERNAL_ERROR': AuthenticationError,
'CLIENT_IP_BLOCKED': PermissionDenied,
'MISSING_PERMISSION': PermissionDenied,
'ILLEGAL_CHARS': BadRequest,
'UNSUPPORTED_MEDIA_TYPE': BadRequest,
'ACCOUNT_HISTORY_TIME_RANGE_TOO_BIG': BadRequest,
'CANDLESTICKS_TIME_RANGE_TOO_BIG': BadRequest,
'INVALID_INSTRUMENT_CODE': BadRequest,
'INVALID_ORDER_TYPE': BadRequest,
'INVALID_UNIT': BadRequest,
'INVALID_PERIOD': BadRequest,
'INVALID_TIME': BadRequest,
'INVALID_DATE': BadRequest,
'INVALID_CURRENCY': BadRequest,
'INVALID_AMOUNT': BadRequest,
'INVALID_PRICE': BadRequest,
'INVALID_LIMIT': BadRequest,
'INVALID_QUERY': BadRequest,
'INVALID_CURSOR': BadRequest,
'INVALID_ACCOUNT_ID': BadRequest,
'INVALID_SIDE': InvalidOrder,
'INVALID_ACCOUNT_HISTORY_FROM_TIME': BadRequest,
'INVALID_ACCOUNT_HISTORY_MAX_PAGE_SIZE': BadRequest,
'INVALID_ACCOUNT_HISTORY_TIME_PERIOD': BadRequest,
'INVALID_ACCOUNT_HISTORY_TO_TIME': BadRequest,
'INVALID_CANDLESTICKS_GRANULARITY': BadRequest,
'INVALID_CANDLESTICKS_UNIT': BadRequest,
'INVALID_ORDER_BOOK_DEPTH': BadRequest,
'INVALID_ORDER_BOOK_LEVEL': BadRequest,
'INVALID_PAGE_CURSOR': BadRequest,
'INVALID_TIME_RANGE': BadRequest,
'INVALID_TRADE_ID': BadRequest,
'INVALID_UI_ACCOUNT_SETTINGS': BadRequest,
'NEGATIVE_AMOUNT': InvalidOrder,
'NEGATIVE_PRICE': InvalidOrder,
'MIN_SIZE_NOT_SATISFIED': InvalidOrder,
'BAD_AMOUNT_PRECISION': InvalidOrder,
'BAD_PRICE_PRECISION': InvalidOrder,
'BAD_TRIGGER_PRICE_PRECISION': InvalidOrder,
'MAX_OPEN_ORDERS_EXCEEDED': BadRequest,
'MISSING_PRICE': InvalidOrder,
'MISSING_ORDER_TYPE': InvalidOrder,
'MISSING_SIDE': InvalidOrder,
'MISSING_CANDLESTICKS_PERIOD_PARAM': ArgumentsRequired,
'MISSING_CANDLESTICKS_UNIT_PARAM': ArgumentsRequired,
'MISSING_FROM_PARAM': ArgumentsRequired,
'MISSING_INSTRUMENT_CODE': ArgumentsRequired,
'MISSING_ORDER_ID': InvalidOrder,
'MISSING_TO_PARAM': ArgumentsRequired,
'MISSING_TRADE_ID': ArgumentsRequired,
'INVALID_ORDER_ID': OrderNotFound,
'NOT_FOUND': OrderNotFound,
'INSUFFICIENT_LIQUIDITY': InsufficientFunds,
'INSUFFICIENT_FUNDS': InsufficientFunds,
'NO_TRADING': ExchangeNotAvailable,
'SERVICE_UNAVAILABLE': ExchangeNotAvailable,
'GATEWAY_TIMEOUT': ExchangeNotAvailable,
'RATELIMIT': DDoSProtection,
'CF_RATELIMIT': DDoSProtection,
'INTERNAL_SERVER_ERROR': ExchangeError,
},
'broad': {
},
},
'commonCurrencies': {
'MIOTA': 'IOTA', // https://github.com/ccxt/ccxt/issues/7487
},
// exchange-specific options
'options': {
'fetchTradingFees': {
'method': 'fetchPrivateTradingFees', // or 'fetchPublicTradingFees'
},
'fiat': [ 'EUR', 'CHF' ],
},
});
}
async fetchTime (params = {}) {
const response = await this.publicGetTime (params);
//
// {
// iso: '2020-07-10T05:17:26.716Z',
// epoch_millis: 1594358246716,
// }
//
return this.safeInteger (response, 'epoch_millis');
}
async fetchCurrencies (params = {}) {
const response = await this.publicGetCurrencies (params);
//
// [
// {
// "code":"BEST",
// "precision":8
// }
// ]
//
const result = {};
for (let i = 0; i < response.length; i++) {
const currency = response[i];
const id = this.safeString (currency, 'code');
const code = this.safeCurrencyCode (id);
result[code] = {
'id': id,
'code': code,
'name': undefined,
'info': currency, // the original payload
'active': undefined,
'fee': undefined,
'precision': this.safeInteger (currency, 'precision'),
'limits': {
'amount': { 'min': undefined, 'max': undefined },
'withdraw': { 'min': undefined, 'max': undefined },
},
};
}
return result;
}
async fetchMarkets (params = {}) {
const response = await this.publicGetInstruments (params);
//
// [
// {
// state: 'ACTIVE',
// base: { code: 'ETH', precision: 8 },
// quote: { code: 'CHF', precision: 2 },
// amount_precision: 4,
// market_precision: 2,
// min_size: '10.0'
// }
// ]
//
const result = [];
for (let i = 0; i < response.length; i++) {
const market = response[i];
const baseAsset = this.safeValue (market, 'base', {});
const quoteAsset = this.safeValue (market, 'quote', {});
const baseId = this.safeString (baseAsset, 'code');
const quoteId = this.safeString (quoteAsset, 'code');
const id = baseId + '_' + quoteId;
const base = this.safeCurrencyCode (baseId);
const quote = this.safeCurrencyCode (quoteId);
const symbol = base + '/' + quote;
const precision = {
'amount': this.safeInteger (market, 'amount_precision'),
'price': this.safeInteger (market, 'market_precision'),
};
const limits = {
'amount': {
'min': undefined,
'max': undefined,
},
'price': {
'min': undefined,
'max': undefined,
},
'cost': {
'min': this.safeNumber (market, 'min_size'),
'max': undefined,
},
};
const state = this.safeString (market, 'state');
const active = (state === 'ACTIVE');
result.push ({
'info': market,
'id': id,
'symbol': symbol,
'base': base,
'quote': quote,
'baseId': baseId,
'quoteId': quoteId,
'precision': precision,
'limits': limits,
'type': 'spot',
'spot': true,
'active': active,
});
}
return result;
}
async fetchTradingFees (params = {}) {
let method = this.safeString (params, 'method');
params = this.omit (params, 'method');
if (method === undefined) {
const options = this.safeValue (this.options, 'fetchTradingFees', {});
method = this.safeString (options, 'method', 'fetchPrivateTradingFees');
}
return await this[method] (params);
}
async fetchPublicTradingFees (params = {}) {
await this.loadMarkets ();
const response = await this.publicGetFees (params);
//
// [
// {
// "fee_group_id":"default",
// "display_text":"The standard fee plan.",
// "fee_tiers":[
// {"volume":"0.0","fee_group_id":"default","maker_fee":"0.1","taker_fee":"0.15"},
// {"volume":"100.0","fee_group_id":"default","maker_fee":"0.1","taker_fee":"0.13"},
// {"volume":"250.0","fee_group_id":"default","maker_fee":"0.09","taker_fee":"0.13"},
// {"volume":"1000.0","fee_group_id":"default","maker_fee":"0.075","taker_fee":"0.1"},
// {"volume":"5000.0","fee_group_id":"default","maker_fee":"0.06","taker_fee":"0.09"},
// {"volume":"10000.0","fee_group_id":"default","maker_fee":"0.05","taker_fee":"0.075"},
// {"volume":"20000.0","fee_group_id":"default","maker_fee":"0.05","taker_fee":"0.065"}
// ],
// "fee_discount_rate":"25.0",
// "minimum_price_value":"0.12"
// }
// ]
//
const feeGroupsById = this.indexBy (response, 'fee_group_id');
const feeGroupId = this.safeValue (this.options, 'fee_group_id', 'default');
const feeGroup = this.safeValue (feeGroupsById, feeGroupId, {});
const feeTiers = this.safeValue (feeGroup, 'fee_tiers');
const result = {};
for (let i = 0; i < this.symbols.length; i++) {
const symbol = this.symbols[i];
const fee = {
'info': feeGroup,
'symbol': symbol,
'maker': undefined,
'taker': undefined,
'percentage': true,
'tierBased': true,
};
const takerFees = [];
const makerFees = [];
for (let i = 0; i < feeTiers.length; i++) {
const tier = feeTiers[i];
const volume = this.safeNumber (tier, 'volume');
let taker = this.safeNumber (tier, 'taker_fee');
let maker = this.safeNumber (tier, 'maker_fee');
taker /= 100;
maker /= 100;
takerFees.push ([ volume, taker ]);
makerFees.push ([ volume, maker ]);
if (i === 0) {
fee['taker'] = taker;
fee['maker'] = maker;
}
}
const tiers = {
'taker': takerFees,
'maker': makerFees,
};
fee['tiers'] = tiers;
result[symbol] = fee;
}
return result;
}
async fetchPrivateTradingFees (params = {}) {
await this.loadMarkets ();
const response = await this.privateGetAccountFees (params);
//
// {
// "account_id": "ed524d00-820a-11e9-8f1e-69602df16d85",
// "running_trading_volume": "0.0",
// "fee_group_id": "default",
// "collect_fees_in_best": false,
// "fee_discount_rate": "25.0",
// "minimum_price_value": "0.12",
// "fee_tiers": [
// { "volume": "0.0", "fee_group_id": "default", "maker_fee": "0.1", "taker_fee": "0.1" },
// { "volume": "100.0", "fee_group_id": "default", "maker_fee": "0.09", "taker_fee": "0.1" },
// { "volume": "250.0", "fee_group_id": "default", "maker_fee": "0.08", "taker_fee": "0.1" },
// { "volume": "1000.0", "fee_group_id": "default", "maker_fee": "0.07", "taker_fee": "0.09" },
// { "volume": "5000.0", "fee_group_id": "default", "maker_fee": "0.06", "taker_fee": "0.08" },
// { "volume": "10000.0", "fee_group_id": "default", "maker_fee": "0.05", "taker_fee": "0.07" },
// { "volume": "20000.0", "fee_group_id": "default", "maker_fee": "0.05", "taker_fee": "0.06" },
// { "volume": "50000.0", "fee_group_id": "default", "maker_fee": "0.05", "taker_fee": "0.05" }
// ],
// "active_fee_tier": { "volume": "0.0", "fee_group_id": "default", "maker_fee": "0.1", "taker_fee": "0.1" }
// }
//
const activeFeeTier = this.safeValue (response, 'active_fee_tier', {});
const result = {
'info': response,
'maker': this.safeNumber (activeFeeTier, 'maker_fee'),
'taker': this.safeNumber (activeFeeTier, 'taker_fee'),
'percentage': true,
'tierBased': true,
};
const feeTiers = this.safeValue (response, 'fee_tiers');
const takerFees = [];
const makerFees = [];
for (let i = 0; i < feeTiers.length; i++) {
const tier = feeTiers[i];
const volume = this.safeNumber (tier, 'volume');
let taker = this.safeNumber (tier, 'taker_fee');
let maker = this.safeNumber (tier, 'maker_fee');
taker /= 100;
maker /= 100;
takerFees.push ([ volume, taker ]);
makerFees.push ([ volume, maker ]);
}
const tiers = {
'taker': takerFees,
'maker': makerFees,
};
result['tiers'] = tiers;
return result;
}
parseTicker (ticker, market = undefined) {
//
// fetchTicker, fetchTickers
//
// {
// "instrument_code":"BTC_EUR",
// "sequence":602562,
// "time":"2020-07-10T06:27:34.951Z",
// "state":"ACTIVE",
// "is_frozen":0,
// "quote_volume":"1695555.1783768",
// "base_volume":"205.67436",
// "last_price":"8143.91",
// "best_bid":"8143.71",
// "best_ask":"8156.9",
// "price_change":"-147.47",
// "price_change_percentage":"-1.78",
// "high":"8337.45",
// "low":"8110.0"
// }
//
const timestamp = this.parse8601 (this.safeString (ticker, 'time'));
const marketId = this.safeString (ticker, 'instrument_code');
const symbol = this.safeSymbol (marketId, market, '_');
const last = this.safeNumber (ticker, 'last_price');
const percentage = this.safeNumber (ticker, 'price_change_percentage');
const change = this.safeNumber (ticker, 'price_change');
const baseVolume = this.safeNumber (ticker, 'base_volume');
const quoteVolume = this.safeNumber (ticker, 'quote_volume');
const vwap = this.vwap (baseVolume, quoteVolume);
return this.safeTicker ({
'symbol': symbol,
'timestamp': timestamp,
'datetime': this.iso8601 (timestamp),
'high': this.safeNumber (ticker, 'high'),
'low': this.safeNumber (ticker, 'low'),
'bid': this.safeNumber (ticker, 'best_bid'),
'bidVolume': undefined,
'ask': this.safeNumber (ticker, 'best_ask'),
'askVolume': undefined,
'vwap': vwap,
'open': undefined,
'close': last,
'last': last,
'previousClose': undefined,
'change': change,
'percentage': percentage,
'average': undefined,
'baseVolume': baseVolume,
'quoteVolume': quoteVolume,
'info': ticker,
}, market);
}
async fetchTicker (symbol, params = {}) {
await this.loadMarkets ();
const market = this.market (symbol);
const request = {
'instrument_code': market['id'],
};
const response = await this.publicGetMarketTickerInstrumentCode (this.extend (request, params));
//
// {
// "instrument_code":"BTC_EUR",
// "sequence":602562,
// "time":"2020-07-10T06:27:34.951Z",
// "state":"ACTIVE",
// "is_frozen":0,
// "quote_volume":"1695555.1783768",
// "base_volume":"205.67436",
// "last_price":"8143.91",
// "best_bid":"8143.71",
// "best_ask":"8156.9",
// "price_change":"-147.47",
// "price_change_percentage":"-1.78",
// "high":"8337.45",
// "low":"8110.0"
// }
//
return this.parseTicker (response, market);
}
async fetchTickers (symbols = undefined, params = {}) {
await this.loadMarkets ();
const response = await this.publicGetMarketTicker (params);
//
// [
// {
// "instrument_code":"BTC_EUR",
// "sequence":602562,
// "time":"2020-07-10T06:27:34.951Z",
// "state":"ACTIVE",
// "is_frozen":0,
// "quote_volume":"1695555.1783768",
// "base_volume":"205.67436",
// "last_price":"8143.91",
// "best_bid":"8143.71",
// "best_ask":"8156.9",
// "price_change":"-147.47",
// "price_change_percentage":"-1.78",
// "high":"8337.45",
// "low":"8110.0"
// }
// ]
//
const result = {};
for (let i = 0; i < response.length; i++) {
const ticker = this.parseTicker (response[i]);
const symbol = ticker['symbol'];
result[symbol] = ticker;
}
return this.filterByArray (result, 'symbol', symbols);
}
async fetchOrderBook (symbol, limit = undefined, params = {}) {
await this.loadMarkets ();
const request = {
'instrument_code': this.marketId (symbol),
// level 1 means only the best bid and ask
// level 2 is a compiled order book up to market precision
// level 3 is a full orderbook
// if you wish to get regular updates about orderbooks please use the Websocket channel
// heavy usage of this endpoint may result in limited access according to rate limits rules
// 'level': 3, // default
};
if (limit !== undefined) {
request['depth'] = limit;
}
const response = await this.publicGetOrderBookInstrumentCode (this.extend (request, params));
//
// level 1
//
// {
// "instrument_code":"BTC_EUR",
// "time":"2020-07-10T07:39:06.343Z",
// "asks":{
// "value":{
// "price":"8145.29",
// "amount":"0.96538",
// "number_of_orders":1
// }
// },
// "bids":{
// "value":{
// "price":"8134.0",
// "amount":"1.5978",
// "number_of_orders":5
// }
// }
// }
//
// level 2
//
// {
// "instrument_code":"BTC_EUR","time":"2020-07-10T07:36:43.538Z",
// "asks":[
// {"price":"8146.59","amount":"0.89691","number_of_orders":1},
// {"price":"8146.89","amount":"1.92062","number_of_orders":1},
// {"price":"8169.5","amount":"0.0663","number_of_orders":1},
// ],
// "bids":[
// {"price":"8143.49","amount":"0.01329","number_of_orders":1},
// {"price":"8137.01","amount":"5.34748","number_of_orders":1},
// {"price":"8137.0","amount":"2.0","number_of_orders":1},
// ]
// }
//
// level 3
//
// {
// "instrument_code":"BTC_EUR",
// "time":"2020-07-10T07:32:31.525Z",
// "bids":[
// {"price":"8146.79","amount":"0.01537","order_id":"5d717da1-a8f4-422d-afcc-03cb6ab66825"},
// {"price":"8139.32","amount":"3.66009","order_id":"d0715c68-f28d-4cf1-a450-d56cf650e11c"},
// {"price":"8137.51","amount":"2.61049","order_id":"085fd6f4-e835-4ca5-9449-a8f165772e60"},
// ],
// "asks":[
// {"price":"8153.49","amount":"0.93384","order_id":"755d3aa3-42b5-46fa-903d-98f42e9ae6c4"},
// {"price":"8153.79","amount":"1.80456","order_id":"62034cf3-b70d-45ff-b285-ba6307941e7c"},
// {"price":"8167.9","amount":"0.0018","order_id":"036354e0-71cd-492f-94f2-01f7d4b66422"},
// ]
// }
//
const timestamp = this.parse8601 (this.safeString (response, 'time'));
return this.parseOrderBook (response, symbol, timestamp, 'bids', 'asks', 'price', 'amount');
}
parseOHLCV (ohlcv, market = undefined) {
//
// {
// "instrument_code":"BTC_EUR",
// "granularity":{"unit":"HOURS","period":1},
// "high":"9252.65",
// "low":"9115.27",
// "open":"9250.0",
// "close":"9132.35",
// "total_amount":"33.85924",
// "volume":"311958.9635744",
// "time":"2020-05-08T22:59:59.999Z",
// "last_sequence":461123
// }
//
const granularity = this.safeValue (ohlcv, 'granularity');
const unit = this.safeString (granularity, 'unit');
const period = this.safeString (granularity, 'period');
const units = {
'MINUTES': 'm',
'HOURS': 'h',
'DAYS': 'd',
'WEEKS': 'w',
'MONTHS': 'M',
};
const lowercaseUnit = this.safeString (units, unit);
const timeframe = period + lowercaseUnit;
const durationInSeconds = this.parseTimeframe (timeframe);
const duration = durationInSeconds * 1000;
const timestamp = this.parse8601 (this.safeString (ohlcv, 'time'));
const alignedTimestamp = duration * parseInt (timestamp / duration);
const options = this.safeValue (this.options, 'fetchOHLCV', {});
const volumeField = this.safeString (options, 'volume', 'total_amount');
return [
alignedTimestamp,
this.safeNumber (ohlcv, 'open'),
this.safeNumber (ohlcv, 'high'),
this.safeNumber (ohlcv, 'low'),
this.safeNumber (ohlcv, 'close'),
this.safeNumber (ohlcv, volumeField),
];
}
async fetchOHLCV (symbol, timeframe = '1m', since = undefined, limit = undefined, params = {}) {
await this.loadMarkets ();
const market = this.market (symbol);
const periodUnit = this.safeString (this.timeframes, timeframe);
const [ period, unit ] = periodUnit.split ('/');
const durationInSeconds = this.parseTimeframe (timeframe);
const duration = durationInSeconds * 1000;
if (limit === undefined) {
limit = 1500;
}
const request = {
'instrument_code': market['id'],
// 'from': this.iso8601 (since),
// 'to': this.iso8601 (this.milliseconds ()),
'period': period,
'unit': unit,
};
if (since === undefined) {
const now = this.milliseconds ();
request['to'] = this.iso8601 (now);
request['from'] = this.iso8601 (now - limit * duration);
} else {
request['from'] = this.iso8601 (since);
request['to'] = this.iso8601 (this.sum (since, limit * duration));
}
const response = await this.publicGetCandlesticksInstrumentCode (this.extend (request, params));
//
// [
// {"instrument_code":"BTC_EUR","granularity":{"unit":"HOURS","period":1},"high":"9252.65","low":"9115.27","open":"9250.0","close":"9132.35","total_amount":"33.85924","volume":"311958.9635744","time":"2020-05-08T22:59:59.999Z","last_sequence":461123},
// {"instrument_code":"BTC_EUR","granularity":{"unit":"HOURS","period":1},"high":"9162.49","low":"9040.0","open":"9132.53","close":"9083.69","total_amount":"26.19685","volume":"238553.7812365","time":"2020-05-08T23:59:59.999Z","last_sequence":461376},
// {"instrument_code":"BTC_EUR","granularity":{"unit":"HOURS","period":1},"high":"9135.7","low":"9002.59","open":"9055.45","close":"9133.98","total_amount":"26.21919","volume":"238278.8724959","time":"2020-05-09T00:59:59.999Z","last_sequence":461521},
// ]
//
return this.parseOHLCVs (response, market, timeframe, since, limit);
}
parseTrade (trade, market = undefined) {
//
// fetchTrades (public)
//
// {
// "instrument_code":"BTC_EUR",
// "price":"8137.28",
// "amount":"0.22269",
// "taker_side":"BUY",
// "volume":"1812.0908832",
// "time":"2020-07-10T14:44:32.299Z",
// "trade_timestamp":1594392272299,
// "sequence":603047
// }
//
// fetchMyTrades, fetchOrder, fetchOpenOrders, fetchClosedOrders trades (private)
//
// {
// "fee": {
// "fee_amount": "0.0014",
// "fee_currency": "BTC",
// "fee_percentage": "0.1",
// "fee_group_id": "default",
// "fee_type": "TAKER",
// "running_trading_volume": "0.0"
// },
// "trade": {
// "trade_id": "fdff2bcc-37d6-4a2d-92a5-46e09c868664",
// "order_id": "36bb2437-7402-4794-bf26-4bdf03526439",
// "account_id": "a4c699f6-338d-4a26-941f-8f9853bfc4b9",
// "amount": "1.4",
// "side": "BUY",
// "instrument_code": "BTC_EUR",
// "price": "7341.4",
// "time": "2019-09-27T15:05:32.564Z",
// "sequence": 48670
// }
// }
//
const feeInfo = this.safeValue (trade, 'fee', {});
trade = this.safeValue (trade, 'trade', trade);
let timestamp = this.safeInteger (trade, 'trade_timestamp');
if (timestamp === undefined) {
timestamp = this.parse8601 (this.safeString (trade, 'time'));
}
const side = this.safeStringLower2 (trade, 'side', 'taker_side');
const priceString = this.safeString (trade, 'price');
const amountString = this.safeString (trade, 'amount');
const costString = this.safeString (trade, 'volume');
const marketId = this.safeString (trade, 'instrument_code');
const symbol = this.safeSymbol (marketId, market, '_');
const feeCostString = this.safeString (feeInfo, 'fee_amount');
let takerOrMaker = undefined;
let fee = undefined;
if (feeCostString !== undefined) {
const feeCurrencyId = this.safeString (feeInfo, 'fee_currency');
const feeCurrencyCode = this.safeCurrencyCode (feeCurrencyId);
const feeRateString = this.safeString (feeInfo, 'fee_percentage');
fee = {
'cost': feeCostString,
'currency': feeCurrencyCode,
'rate': feeRateString,
};
takerOrMaker = this.safeStringLower (feeInfo, 'fee_type');
}
return this.safeTrade ({
'id': this.safeString2 (trade, 'trade_id', 'sequence'),
'order': this.safeString (trade, 'order_id'),
'timestamp': timestamp,
'datetime': this.iso8601 (timestamp),
'symbol': symbol,
'type': undefined,
'side': side,
'price': priceString,
'amount': amountString,
'cost': costString,
'takerOrMaker': takerOrMaker,
'fee': fee,
'info': trade,
}, market);
}
async fetchTrades (symbol, since = undefined, limit = undefined, params = {}) {
await this.loadMarkets ();
const market = this.market (symbol);
const request = {
'instrument_code': market['id'],
// 'from': this.iso8601 (since),
// 'to': this.iso8601 (this.milliseconds ()),
};
if (since !== undefined) {
// returns price ticks for a specific market with an interval of maximum of 4 hours
// sorted by latest first
request['from'] = this.iso8601 (since);
request['to'] = this.iso8601 (this.sum (since, 14400000));
}
const response = await this.publicGetPriceTicksInstrumentCode (this.extend (request, params));
//
// [
// {
// "instrument_code":"BTC_EUR",
// "price":"8137.28",
// "amount":"0.22269",
// "taker_side":"BUY",
// "volume":"1812.0908832",
// "time":"2020-07-10T14:44:32.299Z",
// "trade_timestamp":1594392272299,
// "sequence":603047
// }
// ]
//
return this.parseTrades (response, market, since, limit);
}
async fetchBalance (params = {}) {
await this.loadMarkets ();
const response = await this.privateGetAccountBalances (params);
//
// {
// "account_id":"4b95934f-55f1-460c-a525-bd5afc0cf071",
// "balances":[
// {
// "account_id":"4b95934f-55f1-460c-a525-bd5afc0cf071",
// "currency_code":"BTC",
// "change":"10.0",
// "available":"10.0",
// "locked":"0.0",
// "sequence":142135994,
// "time":"2020-07-01T10:57:32.959Z"
// }
// ]
// }
//
const balances = this.safeValue (response, 'balances', []);
const result = { 'info': response };
for (let i = 0; i < balances.length; i++) {
const balance = balances[i];
const currencyId = this.safeString (balance, 'currency_code');
const code = this.safeCurrencyCode (currencyId);
const account = this.account ();
account['free'] = this.safeString (balance, 'available');
account['used'] = this.safeString (balance, 'locked');
result[code] = account;
}
return this.parseBalance (result);
}
parseDepositAddress (depositAddress, currency = undefined) {
let code = undefined;
if (currency !== undefined) {
code = currency['code'];
}
const address = this.safeString (depositAddress, 'address');
const tag = this.safeString (depositAddress, 'destination_tag');
this.checkAddress (address);
return {
'currency': code,
'address': address,
'tag': tag,
'network': undefined,
'info': depositAddress,
};
}
async createDepositAddress (code, params = {}) {
await this.loadMarkets ();
const currency = this.currency (code);
const request = {
'currency': currency['id'],
};
const response = await this.privatePostAccountDepositCrypto (this.extend (request, params));
//
// {
// "address":"rBnNhk95FrdNisZtXcStzriFS8vEzz53DM",
// "destination_tag":"865690307",
// "enabled":true,
// "is_smart_contract":false
// }
//
return this.parseDepositAddress (response, currency);
}
async fetchDepositAddress (code, params = {}) {
await this.loadMarkets ();
const currency = this.currency (code);
const request = {
'currency_code': currency['id'],
};
const response = await this.privateGetAccountDepositCryptoCurrencyCode (this.extend (request, params));
//
// {
// "address":"rBnNhk95FrdNisZtXcStzriFS8vEzz53DM",
// "destination_tag":"865690307",
// "enabled":true,
// "is_smart_contract":false,
// "can_create_more":false
// }
//
return this.parseDepositAddress (response, currency);
}
async fetchDeposits (code = undefined, since = undefined, limit = undefined, params = {}) {
await this.loadMarkets ();
const request = {
// 'cursor': 'string', // pointer specifying the position from which the next pages should be returned
};
let currency = undefined;
if (code !== undefined) {
currency = this.currency (code);
request['currency_code'] = currency['id'];
}
if (limit !== undefined) {
request['max_page_size'] = limit;
}
if (since !== undefined) {
const to = this.safeString (params, 'to');
if (to === undefined) {
throw new ArgumentsRequired (this.id + ' fetchDeposits() requires a "to" iso8601 string param with the since argument is specified');
}
request['from'] = this.iso8601 (since);
}
const response = await this.privateGetAccountDeposits (this.extend (request, params));
//
// {
// "deposit_history": [
// {
// "transaction_id": "e5342efcd-d5b7-4a56-8e12-b69ffd68c5ef",
// "account_id": "c2d0076a-c20d-41f8-9e9a-1a1d028b2b58",
// "amount": "100",
// "type": "CRYPTO",
// "funds_source": "INTERNAL",
// "time": "2020-04-22T09:57:47Z",
// "currency": "BTC",
// "fee_amount": "0.0",
// "fee_currency": "BTC"
// },
// {
// "transaction_id": "79793d00-2899-4a4d-95b7-73ae6b31384f",
// "account_id": "c2d0076a-c20d-41f8-9e9a-1a1d028b2b58",
// "time": "2020-05-05T11:22:07.925Z",
// "currency": "EUR",
// "funds_source": "EXTERNAL",
// "type": "FIAT",
// "amount": "50.0",
// "fee_amount": "0.01",
// "fee_currency": "EUR"
// }
// ],
// "max_page_size": 2,
// "cursor": "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"
// }
//
const depositHistory = this.safeValue (response, 'deposit_history', []);
return this.parseTransactions (depositHistory, currency, since, limit, { 'type': 'deposit' });
}