ccxt-xigua
Version:
2,372 lines • 109 kB
JavaScript
'use strict';
// ---------------------------------------------------------------------------
const Exchange = require ('./base/Exchange');
const { ArgumentsRequired, AuthenticationError, InsufficientFunds, InvalidOrder, AccountSuspended, ExchangeError, DuplicateOrderId, OrderNotFound, BadSymbol, ExchangeNotAvailable, BadRequest } = require ('./base/errors');
const Precise = require ('./base/Precise');
// ---------------------------------------------------------------------------
module.exports = class wavesexchange extends Exchange {
describe () {
return this.deepExtend (super.describe (), {
'id': 'wavesexchange',
'name': 'Waves.Exchange',
'countries': [ 'CH' ], // Switzerland
'certified': true,
'pro': false,
'has': {
'CORS': undefined,
'spot': true,
'margin': false,
'swap': false,
'future': false,
'option': false,
'addMargin': false,
'cancelOrder': true,
'createMarketOrder': true,
'createOrder': true,
'createReduceOnlyOrder': false,
'createStopLimitOrder': false,
'createStopMarketOrder': false,
'createStopOrder': false,
'fetchBalance': true,
'fetchBorrowRate': false,
'fetchBorrowRateHistories': false,
'fetchBorrowRateHistory': false,
'fetchBorrowRates': false,
'fetchBorrowRatesPerSymbol': false,
'fetchClosedOrders': true,
'fetchDepositAddress': true,
'fetchFundingHistory': false,
'fetchFundingRate': false,
'fetchFundingRateHistory': false,
'fetchFundingRates': false,
'fetchIndexOHLCV': false,
'fetchLeverage': false,
'fetchLeverageTiers': false,
'fetchMarginMode': false,
'fetchMarkets': true,
'fetchMarkOHLCV': false,
'fetchMyTrades': true,
'fetchOHLCV': true,
'fetchOpenInterestHistory': false,
'fetchOpenOrders': true,
'fetchOrder': true,
'fetchOrderBook': true,
'fetchOrders': true,
'fetchPosition': false,
'fetchPositionMode': false,
'fetchPositions': false,
'fetchPositionsRisk': false,
'fetchPremiumIndexOHLCV': false,
'fetchTicker': true,
'fetchTrades': true,
'fetchTransfer': false,
'fetchTransfers': false,
'reduceMargin': false,
'setLeverage': false,
'setMarginMode': false,
'setPositionMode': false,
'signIn': true,
'transfer': false,
'withdraw': true,
},
'timeframes': {
'1m': '1m',
'5m': '5m',
'15m': '15m',
'30m': '30m',
'1h': '1h',
'2h': '2h',
'3h': '3h',
'4h': '4h',
'6h': '6h',
'12h': '12h',
'1d': '1d',
'1w': '1w',
'1M': '1M',
},
'urls': {
'logo': 'https://user-images.githubusercontent.com/1294454/84547058-5fb27d80-ad0b-11ea-8711-78ac8b3c7f31.jpg',
'test': {
'matcher': 'https://matcher-testnet.waves.exchange',
'node': 'https://nodes-testnet.wavesnodes.com',
'public': 'https://api-testnet.wavesplatform.com/v0',
'private': 'https://api-testnet.waves.exchange/v1',
'forward': 'https://testnet.waves.exchange/api/v1/forward/matcher',
'market': 'https://testnet.waves.exchange/api/v1/forward/marketdata/api/v1',
},
'api': {
'matcher': 'https://matcher.waves.exchange',
'node': 'https://nodes.waves.exchange',
'public': 'https://api.wavesplatform.com/v0',
'private': 'https://api.waves.exchange/v1',
'forward': 'https://waves.exchange/api/v1/forward/matcher',
'market': 'https://waves.exchange/api/v1/forward/marketdata/api/v1',
},
'doc': 'https://docs.waves.exchange',
'www': 'https://waves.exchange',
},
'api': {
'matcher': {
'get': [
'matcher',
'matcher/settings',
'matcher/settings/rates',
'matcher/balance/reserved/{publicKey}',
'matcher/debug/allSnashotOffsets',
'matcher/debug/currentOffset',
'matcher/debug/lastOffset',
'matcher/debug/oldestSnapshotOffset',
'matcher/orderbook',
'matcher/orderbook/{amountAsset}/{priceAsset}',
'matcher/orderbook/{baseId}/{quoteId}/publicKey/{publicKey}',
'matcher/orderbook/{baseId}/{quoteId}/{orderId}',
'matcher/orderbook/{baseId}/{quoteId}/info',
'matcher/orderbook/{baseId}/{quoteId}/status',
'matcher/orderbook/{baseId}/{quoteId}/tradeableBalance/{address}',
'matcher/orderbook/{publicKey}',
'matcher/orderbook/{publicKey}/{orderId}',
'matcher/orders/{address}',
'matcher/orders/{address}/{orderId}',
'matcher/transactions/{orderId}',
],
'post': [
'matcher/orderbook',
'matcher/orderbook/market',
'matcher/orderbook/cancel',
'matcher/orderbook/{baseId}/{quoteId}/cancel',
'matcher/orderbook/{amountAsset}/{priceAsset}/calculateFee',
'matcher/debug/saveSnapshots',
'matcher/orders/{address}/cancel',
'matcher/orders/cancel/{orderId}',
],
'delete': [
'matcher/orderbook/{baseId}/{quoteId}',
'matcher/settings/rates/{assetId}',
],
'put': [
'matcher/settings/rates/{assetId}',
],
},
'node': {
'get': [
'addresses',
'addresses/balance/{address}',
'addresses/balance/{address}/{confirmations}',
'addresses/balance/details/{address}',
'addresses/data/{address}',
'addresses/data/{address}/{key}',
'addresses/effectiveBalance/{address}',
'addresses/effectiveBalance/{address}/{confirmations}',
'addresses/publicKey/{publicKey}',
'addresses/scriptInfo/{address}',
'addresses/scriptInfo/{address}/meta',
'addresses/seed/{address}',
'addresses/seq/{from}/{to}',
'addresses/validate/{address}',
'alias/by-address/{address}',
'alias/by-alias/{alias}',
'assets/{assetId}/distribution/{height}/{limit}',
'assets/balance/{address}',
'assets/balance/{address}/{assetId}',
'assets/details/{assetId}',
'assets/nft/{address}/limit/{limit}',
'blockchain/rewards',
'blockchain/rewards/height',
'blocks/address/{address}/{from}/{to}/',
'blocks/at/{height}',
'blocks/delay/{signature}/{blockNum}',
'blocks/first',
'blocks/headers/last',
'blocks/headers/seq/{from}/{to}',
'blocks/height',
'blocks/height/{signature}',
'blocks/last',
'blocks/seq/{from}/{to}',
'blocks/signature/{signature}',
'consensus/algo',
'consensus/basetarget',
'consensus/basetarget/{blockId}',
'consensus/{generatingbalance}/address',
'consensus/generationsignature',
'consensus/generationsignature/{blockId}',
'debug/balances/history/{address}',
'debug/blocks/{howMany}',
'debug/configInfo',
'debug/historyInfo',
'debug/info',
'debug/minerInfo',
'debug/portfolios/{address}',
'debug/state',
'debug/stateChanges/address/{address}',
'debug/stateChanges/info/{id}',
'debug/stateWaves/{height}',
'leasing/active/{address}',
'node/state',
'node/version',
'peers/all',
'peers/blacklisted',
'peers/connected',
'peers/suspended',
'transactions/address/{address}/limit/{limit}',
'transactions/info/{id}',
'transactions/status',
'transactions/unconfirmed',
'transactions/unconfirmed/info/{id}',
'transactions/unconfirmed/size',
'utils/seed',
'utils/seed/{length}',
'utils/time',
'wallet/seed',
],
'post': [
'addresses',
'addresses/data/{address}',
'addresses/sign/{address}',
'addresses/signText/{address}',
'addresses/verify/{address}',
'addresses/verifyText/{address}',
'debug/blacklist',
'debug/print',
'debug/rollback',
'debug/validate',
'node/stop',
'peers/clearblacklist',
'peers/connect',
'transactions/broadcast',
'transactions/calculateFee',
'tranasctions/sign',
'transactions/sign/{signerAddress}',
'tranasctions/status',
'utils/hash/fast',
'utils/hash/secure',
'utils/script/compileCode',
'utils/script/compileWithImports',
'utils/script/decompile',
'utils/script/estimate',
'utils/sign/{privateKey}',
'utils/transactionsSerialize',
],
'delete': [
'addresses/{address}',
'debug/rollback-to/{signature}',
],
},
'public': {
'get': [
'assets',
'pairs',
'candles/{baseId}/{quoteId}',
'transactions/exchange',
],
},
'private': {
'get': [
'deposit/addresses/{currency}',
'deposit/addresses/{currency}/{platform}',
'platforms',
'deposit/currencies',
'withdraw/currencies',
'withdraw/addresses/{currency}/{address}',
],
'post': [
'oauth2/token',
],
},
'forward': {
'get': [
'matcher/orders/{address}', // can't get the orders endpoint to work with the matcher api
'matcher/orders/{address}/{orderId}',
],
'post': [
'matcher/orders/{wavesAddress}/cancel',
],
},
'market': {
'get': [
'tickers',
],
},
},
'currencies': {
'WX': { 'id': 'EMAMLxDnv3xiz8RXg8Btj33jcEw3wLczL3JKYYmuubpc', 'numericId': undefined, 'code': 'WX', 'precision': 8 },
},
'options': {
'allowedCandles': 1440,
'accessToken': undefined,
'createMarketBuyOrderRequiresPrice': true,
'matcherPublicKey': undefined,
'quotes': undefined,
'createOrderDefaultExpiry': 2419200000, // 60 * 60 * 24 * 28 * 1000
'wavesAddress': undefined,
'withdrawFeeUSDN': 7420,
'withdrawFeeWAVES': 100000,
'wavesPrecision': 8,
'messagePrefix': 'W', // W for production, T for testnet
'networks': {
'ERC20': 'ETH',
'BEP20': 'BSC',
},
'reverseNetworks': {
'ETH': 'ERC20',
'BSC': 'BEP20',
},
},
'commonCurrencies': {
'EGG': 'Waves Ducks',
},
'requiresEddsa': true,
'exceptions': {
'3147270': InsufficientFunds, // https://github.com/wavesplatform/matcher/wiki/List-of-all-errors
'112': InsufficientFunds,
'4': ExchangeError,
'13': ExchangeNotAvailable,
'14': ExchangeNotAvailable,
'3145733': AccountSuspended,
'3148040': DuplicateOrderId,
'3148801': AuthenticationError,
'9440512': AuthenticationError,
'9440771': BadSymbol,
'9441026': InvalidOrder,
'9441282': InvalidOrder,
'9441286': InvalidOrder,
'9441295': InvalidOrder,
'9441540': InvalidOrder,
'9441542': InvalidOrder,
'106954752': AuthenticationError,
'106954769': AuthenticationError,
'106957828': AuthenticationError,
'106960131': AuthenticationError,
'106981137': AuthenticationError,
'9437193': OrderNotFound,
'1048577': BadRequest,
'1051904': AuthenticationError,
},
});
}
setSandboxMode (enabled) {
this.options['messagePrefix'] = enabled ? 'T' : 'W';
return super.setSandboxMode (enabled);
}
async getFeesForAsset (symbol, side, amount, price, params = {}) {
await this.loadMarkets ();
const market = this.market (symbol);
amount = this.amountToPrecision (symbol, amount);
price = this.priceToPrecision (symbol, price);
const request = this.extend ({
'amountAsset': market['baseId'],
'priceAsset': market['quoteId'],
'orderType': side,
'amount': amount,
'price': price,
}, params);
return await this.matcherPostMatcherOrderbookAmountAssetPriceAssetCalculateFee (request);
}
async calculateFee (symbol, type, side, amount, price, takerOrMaker = 'taker', params = {}) {
const response = await this.getFeesForAsset (symbol, side, amount, price);
// {
// "base":{
// "feeAssetId":"WAVES",
// "matcherFee":"1000000"
// },
// "discount":{
// "feeAssetId":"EMAMLxDnv3xiz8RXg8Btj33jcEw3wLczL3JKYYmuubpc",
// "matcherFee":"4077612"
// }
// }
const isDiscountFee = this.safeValue (params, 'isDiscountFee', false);
let mode = undefined;
if (isDiscountFee) {
mode = this.safeValue (response, 'discount');
} else {
mode = this.safeValue (response, 'base');
}
const matcherFee = this.safeString (mode, 'matcherFee');
const feeAssetId = this.safeString (mode, 'feeAssetId');
const feeAsset = this.safeCurrencyCode (feeAssetId);
const adjustedMatcherFee = this.currencyFromPrecision (feeAsset, matcherFee);
const amountAsString = this.numberToString (amount);
const priceAsString = this.numberToString (price);
const feeCost = this.feeToPrecision (symbol, this.parseNumber (adjustedMatcherFee));
const feeRate = Precise.stringDiv (adjustedMatcherFee, Precise.stringMul (amountAsString, priceAsString));
return {
'type': takerOrMaker,
'currency': feeAsset,
'rate': this.parseNumber (feeRate),
'cost': this.parseNumber (feeCost),
};
}
async getQuotes () {
let quotes = this.safeValue (this.options, 'quotes');
if (quotes) {
return quotes;
} else {
// currencies can have any name because you can create you own token
// as a result someone can create a fake token called BTC
// we use this mapping to determine the real tokens
// https://docs.waves.exchange/en/waves-matcher/matcher-api#asset-pair
const response = await this.matcherGetMatcherSettings ();
// {
// "orderVersions": [
// 1,
// 2,
// 3
// ],
// "success": true,
// "matcherPublicKey": "9cpfKN9suPNvfeUNphzxXMjcnn974eme8ZhWUjaktzU5",
// "orderFee": {
// "dynamic": {
// "baseFee": 300000,
// "rates": {
// "34N9YcEETLWn93qYQ64EsP1x89tSruJU44RrEMSXXEPJ": 1.22639597,
// "62LyMjcr2DtiyF5yVXFhoQ2q414VPPJXjsNYp72SuDCH": 0.00989643,
// "HZk1mbfuJpmxU1Fs4AX5MWLVYtctsNcg6e2C6VKqK8zk": 0.0395674,
// "8LQW8f7P5d5PZM7GtZEBgaqRPGSzS3DfPuiXrURJ4AJS": 0.00018814,
// "4LHHvYGNKJUg5hj65aGD5vgScvCBmLpdRFtjokvCjSL8": 26.19721262,
// "474jTeYx2r2Va35794tCScAXWJG9hU2HcgxzMowaZUnu": 0.00752978,
// "DG2xFkPdDwKUoBkzGAhQtLpSGzfXLiCYPEzeKH2Ad24p": 1.84575,
// "B3uGHFRpSUuGEDWjqB9LWWxafQj8VTvpMucEyoxzws5H": 0.02330273,
// "zMFqXuoyrn5w17PFurTqxB7GsS71fp9dfk6XFwxbPCy": 0.00721412,
// "5WvPKSJXzVE2orvbkJ8wsQmmQKqTv9sGBPksV4adViw3": 0.02659103,
// "WAVES": 1,
// "BrjUWjndUanm5VsJkbUip8VRYy6LWJePtxya3FNv4TQa": 0.03433583
// }
// }
// },
// "networkByte": 87,
// "matcherVersion": "2.1.3.5",
// "status": "SimpleResponse",
// "priceAssets": [
// "Ft8X1v1LTa1ABafufpaCWyVj8KkaxUWE6xBhW6sNFJck",
// "DG2xFkPdDwKUoBkzGAhQtLpSGzfXLiCYPEzeKH2Ad24p",
// "34N9YcEETLWn93qYQ64EsP1x89tSruJU44RrEMSXXEPJ",
// "Gtb1WRznfchDnTh37ezoDTJ4wcoKaRsKqKjJjy7nm2zU",
// "2mX5DzVKWrAJw8iwdJnV2qtoeVG9h5nTDpTqC1wb1WEN",
// "8LQW8f7P5d5PZM7GtZEBgaqRPGSzS3DfPuiXrURJ4AJS",
// "WAVES",
// "474jTeYx2r2Va35794tCScAXWJG9hU2HcgxzMowaZUnu",
// "zMFqXuoyrn5w17PFurTqxB7GsS71fp9dfk6XFwxbPCy",
// "62LyMjcr2DtiyF5yVXFhoQ2q414VPPJXjsNYp72SuDCH",
// "HZk1mbfuJpmxU1Fs4AX5MWLVYtctsNcg6e2C6VKqK8zk",
// "B3uGHFRpSUuGEDWjqB9LWWxafQj8VTvpMucEyoxzws5H",
// "5WvPKSJXzVE2orvbkJ8wsQmmQKqTv9sGBPksV4adViw3",
// "BrjUWjndUanm5VsJkbUip8VRYy6LWJePtxya3FNv4TQa",
// "4LHHvYGNKJUg5hj65aGD5vgScvCBmLpdRFtjokvCjSL8"
// ]
// }
quotes = {};
const priceAssets = this.safeValue (response, 'priceAssets');
for (let i = 0; i < priceAssets.length; i++) {
quotes[priceAssets[i]] = true;
}
this.options['quotes'] = quotes;
return quotes;
}
}
async fetchMarkets (params = {}) {
/**
* @method
* @name wavesexchange#fetchMarkets
* @description retrieves data on all markets for wavesexchange
* @param {dict} params extra parameters specific to the exchange api endpoint
* @returns {[dict]} an array of objects representing market data
*/
const response = await this.marketGetTickers ();
//
// [
// {
// "symbol": "WAVES/BTC",
// "amountAssetID": "WAVES",
// "amountAssetName": "Waves",
// "amountAssetDecimals": 8,
// "amountAssetTotalSupply": "106908766.00000000",
// "amountAssetMaxSupply": "106908766.00000000",
// "amountAssetCirculatingSupply": "106908766.00000000",
// "priceAssetID": "8LQW8f7P5d5PZM7GtZEBgaqRPGSzS3DfPuiXrURJ4AJS",
// "priceAssetName": "WBTC",
// "priceAssetDecimals": 8,
// "priceAssetTotalSupply": "20999999.96007507",
// "priceAssetMaxSupply": "20999999.96007507",
// "priceAssetCirculatingSupply": "20999999.66019601",
// "24h_open": "0.00032688",
// "24h_high": "0.00033508",
// "24h_low": "0.00032443",
// "24h_close": "0.00032806",
// "24h_vwap": "0.00032988",
// "24h_volume": "42349.69440104",
// "24h_priceVolume": "13.97037207",
// "timestamp":1640232379124
// }
// ...
// ]
//
const result = [];
for (let i = 0; i < response.length; i++) {
const entry = response[i];
const baseId = this.safeString (entry, 'amountAssetID');
const quoteId = this.safeString (entry, 'priceAssetID');
const id = baseId + '/' + quoteId;
const marketId = this.safeString (entry, 'symbol');
let [ base, quote ] = marketId.split ('/');
base = this.safeCurrencyCode (base);
quote = this.safeCurrencyCode (quote);
const symbol = base + '/' + quote;
result.push ({
'id': id,
'symbol': symbol,
'base': base,
'quote': quote,
'settle': undefined,
'baseId': baseId,
'quoteId': quoteId,
'settleId': undefined,
'type': 'spot',
'spot': true,
'margin': false,
'swap': false,
'future': false,
'option': false,
'active': undefined,
'contract': false,
'linear': undefined,
'inverse': undefined,
'contractSize': undefined,
'expiry': undefined,
'expiryDatetime': undefined,
'strike': undefined,
'optionType': undefined,
'precision': {
'amount': this.safeInteger (entry, 'amountAssetDecimals'),
'price': this.safeInteger (entry, 'priceAssetDecimals'),
},
'limits': {
'leverage': {
'min': undefined,
'max': undefined,
},
'amount': {
'min': undefined,
'max': undefined,
},
'price': {
'min': undefined,
'max': undefined,
},
'cost': {
'min': undefined,
'max': undefined,
},
},
'info': entry,
});
}
return result;
}
async fetchOrderBook (symbol, limit = undefined, params = {}) {
/**
* @method
* @name wavesexchange#fetchOrderBook
* @description fetches information on open orders with bid (buy) and ask (sell) prices, volumes and other data
* @param {str} symbol unified symbol of the market to fetch the order book for
* @param {int|undefined} limit the maximum amount of order book entries to return
* @param {dict} params extra parameters specific to the wavesexchange api endpoint
* @returns {dict} A dictionary of [order book structures]{@link https://docs.ccxt.com/en/latest/manual.html#order-book-structure} indexed by market symbols
*/
await this.loadMarkets ();
const market = this.market (symbol);
const request = this.extend ({
'amountAsset': market['baseId'],
'priceAsset': market['quoteId'],
}, params);
const response = await this.matcherGetMatcherOrderbookAmountAssetPriceAsset (request);
const timestamp = this.safeInteger (response, 'timestamp');
const bids = this.parseOrderBookSide (this.safeValue (response, 'bids'), market, limit);
const asks = this.parseOrderBookSide (this.safeValue (response, 'asks'), market, limit);
return {
'symbol': symbol,
'bids': bids,
'asks': asks,
'timestamp': timestamp,
'datetime': this.iso8601 (timestamp),
'nonce': undefined,
};
}
parseOrderBookSide (bookSide, market = undefined, limit = undefined) {
const precision = market['precision'];
const wavesPrecision = this.safeInteger (this.options, 'wavesPrecision', 8);
const amountPrecision = Math.pow (10, precision['amount']);
const difference = precision['amount'] - precision['price'];
const pricePrecision = Math.pow (10, wavesPrecision - difference);
const result = [];
for (let i = 0; i < bookSide.length; i++) {
const entry = bookSide[i];
const price = this.safeInteger (entry, 'price', 0) / pricePrecision;
const amount = this.safeInteger (entry, 'amount', 0) / amountPrecision;
if ((limit !== undefined) && (i > limit)) {
break;
}
result.push ([ price, amount ]);
}
return result;
}
checkRequiredKeys () {
if (this.apiKey === undefined) {
throw new AuthenticationError (this.id + ' requires apiKey credential');
}
if (this.secret === undefined) {
throw new AuthenticationError (this.id + ' requires secret credential');
}
let apiKeyBytes = undefined;
let secretKeyBytes = undefined;
try {
apiKeyBytes = this.base58ToBinary (this.apiKey);
} catch (e) {
throw new AuthenticationError (this.id + ' apiKey must be a base58 encoded public key');
}
try {
secretKeyBytes = this.base58ToBinary (this.secret);
} catch (e) {
throw new AuthenticationError (this.id + ' secret must be a base58 encoded private key');
}
const hexApiKeyBytes = this.binaryToBase16 (apiKeyBytes);
const hexSecretKeyBytes = this.binaryToBase16 (secretKeyBytes);
if (hexApiKeyBytes.length !== 64) {
throw new AuthenticationError (this.id + ' apiKey must be a base58 encoded public key');
}
if (hexSecretKeyBytes.length !== 64) {
throw new AuthenticationError (this.id + ' secret must be a base58 encoded private key');
}
}
sign (path, api = 'public', method = 'GET', params = {}, headers = undefined, body = undefined) {
const query = this.omit (params, this.extractParams (path));
const isCancelOrder = path === 'matcher/orders/{wavesAddress}/cancel';
path = this.implodeParams (path, params);
let url = this.urls['api'][api] + '/' + path;
let queryString = this.urlencodeWithArrayRepeat (query);
if ((api === 'private') || (api === 'forward')) {
headers = {
'Accept': 'application/json',
};
const accessToken = this.safeString (this.options, 'accessToken');
if (accessToken) {
headers['Authorization'] = 'Bearer ' + accessToken;
}
if (method === 'POST') {
headers['content-type'] = 'application/json';
} else {
headers['content-type'] = 'application/x-www-form-urlencoded';
}
if (isCancelOrder) {
body = this.json ([ query['orderId'] ]);
queryString = '';
}
if (queryString.length > 0) {
url += '?' + queryString;
}
} else if (api === 'matcher') {
if (method === 'POST') {
headers = {
'Accept': 'application/json',
'Content-Type': 'application/json',
};
body = this.json (query);
} else {
headers = query;
}
} else {
if (method === 'POST') {
headers = {
'content-type': 'application/json',
};
body = this.json (query);
} else {
headers = {
'content-type': 'application/x-www-form-urlencoded',
};
if (queryString.length > 0) {
url += '?' + queryString;
}
}
}
return { 'url': url, 'method': method, 'body': body, 'headers': headers };
}
async signIn (params = {}) {
/**
* @method
* @name wavesexchange#signIn
* @description sign in, must be called prior to using other authenticated methods
* @param {dict} params extra parameters specific to the wavesexchange api endpoint
* @returns response from exchange
*/
if (!this.safeString (this.options, 'accessToken')) {
const prefix = 'ffffff01';
const expiresDelta = 60 * 60 * 24 * 7;
let seconds = this.sum (this.seconds (), expiresDelta);
seconds = seconds.toString ();
const clientId = 'waves.exchange';
// W for production, T for testnet
const defaultMessagePrefix = this.safeString (this.options, 'messagePrefix', 'W');
const message = defaultMessagePrefix + ':' + clientId + ':' + seconds;
const messageHex = this.binaryToBase16 (this.stringToBinary (this.encode (message)));
const payload = prefix + messageHex;
const hexKey = this.binaryToBase16 (this.base58ToBinary (this.secret));
const signature = this.eddsa (payload, hexKey, 'ed25519');
const request = {
'grant_type': 'password',
'scope': 'general',
'username': this.apiKey,
'password': seconds + ':' + signature,
'client_id': clientId,
};
const response = await this.privatePostOauth2Token (request);
// { access_token: 'eyJhbGciOXJSUzI1NiIsInR5cCI6IkpXVCJ9.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.B-XwexBnUAzbWknVN68RKT0ZP5w6Qk1SKJ8usL3OIwDEzCUUX9PjW-5TQHmiCRcA4oft8lqXEiCwEoNfsblCo_jTpRo518a1vZkIbHQk0-13Dm1K5ewGxfxAwBk0g49odcbKdjl64TN1yM_PO1VtLVuiTeZP-XF-S42Uj-7fcO-r7AulyQLuTE0uo-Qdep8HDCk47rduZwtJOmhFbCCnSgnLYvKWy3CVTeldsR77qxUY-vy8q9McqeP7Id-_MWnsob8vWXpkeJxaEsw1Fke1dxApJaJam09VU8EB3ZJWpkT7V8PdafIrQGeexx3jhKKxo7rRb4hDV8kfpVoCgkvFan',
// token_type: 'bearer',
// refresh_token: 'eyJhbGciOiJSUzI1NiIsInR5cCI6IkpXVCJ9.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.gD1Qj0jfqayfZpBvNY0t3ccMyK5hdbT7dY-_5L6LxwV0Knan4ndEtvygxlTOczmJUKtnA4T1r5GBFgNMZTvtViKZIbqZNysEg2OY8UxwDaF4VPeGJLg_QXEnn8wBeBQdyMafh9UQdwD2ci7x-saM4tOAGmncAygfTDxy80201gwDhfAkAGerb9kL00oWzSJScldxu--pNLDBUEHZt52MSEel10HGrzvZkkvvSh67vcQo5TOGb5KG6nh65UdJCwr41AVz4fbQPP-N2Nkxqy0TE_bqVzZxExXgvcS8TS0Z82T3ijJa_ct7B9wblpylBnvmyj3VycUzufD6uy8MUGq32D',
// expires_in: 604798,
// scope: 'general' }
this.options['accessToken'] = this.safeString (response, 'access_token');
return this.options['accessToken'];
}
}
parseTicker (ticker, market = undefined) {
//
// {
// "__type":"pair",
// "data":{
// "firstPrice":0.00012512,
// "lastPrice":0.00012441,
// "low":0.00012167,
// "high":0.00012768,
// "weightedAveragePrice":0.000124710697407246,
// "volume":209554.26356614,
// "quoteVolume":26.1336583539951,
// "volumeWaves":209554.26356614,
// "txsCount":6655
// },
// "amountAsset":"WAVES",
// "priceAsset":"8LQW8f7P5d5PZM7GtZEBgaqRPGSzS3DfPuiXrURJ4AJS"
// }
//
const timestamp = undefined;
const baseId = this.safeString (ticker, 'amountAsset');
const quoteId = this.safeString (ticker, 'priceAsset');
let symbol = undefined;
if ((baseId !== undefined) && (quoteId !== undefined)) {
const marketId = baseId + '/' + quoteId;
market = this.safeMarket (marketId, market, '/');
symbol = market['symbol'];
}
const data = this.safeValue (ticker, 'data', {});
const last = this.safeString (data, 'lastPrice');
const low = this.safeString (data, 'low');
const high = this.safeString (data, 'high');
const vwap = this.safeString (data, 'weightedAveragePrice');
const baseVolume = this.safeString (data, 'volume');
const quoteVolume = this.safeString (data, 'quoteVolume');
const open = this.safeString (data, 'firstPrice');
return this.safeTicker ({
'symbol': symbol,
'timestamp': timestamp,
'datetime': this.iso8601 (timestamp),
'high': high,
'low': low,
'bid': undefined,
'bidVolume': undefined,
'ask': undefined,
'askVolume': undefined,
'vwap': vwap,
'open': open,
'close': last,
'last': last,
'previousClose': undefined,
'change': undefined,
'percentage': undefined,
'average': undefined,
'baseVolume': baseVolume,
'quoteVolume': quoteVolume,
'info': ticker,
}, market);
}
async fetchTicker (symbol, params = {}) {
/**
* @method
* @name wavesexchange#fetchTicker
* @description fetches a price ticker, a statistical calculation with the information calculated over the past 24 hours for a specific market
* @param {str} symbol unified symbol of the market to fetch the ticker for
* @param {dict} params extra parameters specific to the wavesexchange api endpoint
* @returns {dict} a [ticker structure]{@link https://docs.ccxt.com/en/latest/manual.html#ticker-structure}
*/
await this.loadMarkets ();
const market = this.market (symbol);
const request = {
'pairs': market['id'],
};
const response = await this.publicGetPairs (this.extend (request, params));
//
// {
// "__type":"list",
// "data":[
// {
// "__type":"pair",
// "data":{
// "firstPrice":0.00012512,
// "lastPrice":0.00012441,
// "low":0.00012167,
// "high":0.00012768,
// "weightedAveragePrice":0.000124710697407246,
// "volume":209554.26356614,
// "quoteVolume":26.1336583539951,
// "volumeWaves":209554.26356614,
// "txsCount":6655
// },
// "amountAsset":"WAVES",
// "priceAsset":"8LQW8f7P5d5PZM7GtZEBgaqRPGSzS3DfPuiXrURJ4AJS"
// }
// ]
// }
//
const data = this.safeValue (response, 'data', []);
const ticker = this.safeValue (data, 0, {});
return this.parseTicker (ticker, market);
}
async fetchTickers (symbols = undefined, params = {}) {
/**
* @method
* @name wavesexchange#fetchTickers
* @description fetches price tickers for multiple markets, statistical calculations with the information calculated over the past 24 hours each market
* @param {[str]|undefined} symbols unified symbols of the markets to fetch the ticker for, all market tickers are returned if not assigned
* @param {dict} params extra parameters specific to the aax api endpoint
* @returns {dict} an array of [ticker structures]{@link https://docs.ccxt.com/en/latest/manual.html#ticker-structure}
*/
await this.loadMarkets ();
const response = await this.publicGetPairs (params);
//
// {
// "__type":"list",
// "data":[
// {
// "__type":"pair",
// "data":{
// "firstPrice":0.00012512,
// "lastPrice":0.00012441,
// "low":0.00012167,
// "high":0.00012768,
// "weightedAveragePrice":0.000124710697407246,
// "volume":209554.26356614,
// "quoteVolume":26.1336583539951,
// "volumeWaves":209554.26356614,
// "txsCount":6655
// },
// "amountAsset":"WAVES",
// "priceAsset":"8LQW8f7P5d5PZM7GtZEBgaqRPGSzS3DfPuiXrURJ4AJS"
// }
// ]
// }
//
const data = this.safeValue (response, 'data', []);
return this.parseTickers (data, symbols);
}
async fetchOHLCV (symbol, timeframe = '1m', since = undefined, limit = undefined, params = {}) {
/**
* @method
* @name wavesexchange#fetchOHLCV
* @description fetches historical candlestick data containing the open, high, low, and close price, and the volume of a market
* @param {str} symbol unified symbol of the market to fetch OHLCV data for
* @param {str} timeframe the length of time each candle represents
* @param {int|undefined} since timestamp in ms of the earliest candle to fetch
* @param {int|undefined} limit the maximum amount of candles to fetch
* @param {dict} params extra parameters specific to the wavesexchange api endpoint
* @returns {[[int]]} A list of candles ordered as timestamp, open, high, low, close, volume
*/
await this.loadMarkets ();
const market = this.market (symbol);
const request = {
'baseId': market['baseId'],
'quoteId': market['quoteId'],
'interval': this.timeframes[timeframe],
};
const allowedCandles = this.safeInteger (this.options, 'allowedCandles', 1440);
if (limit === undefined) {
limit = allowedCandles;
}
limit = Math.min (allowedCandles, limit);
const duration = this.parseTimeframe (timeframe) * 1000;
if (since === undefined) {
const durationRoundedTimestamp = parseInt (this.milliseconds () / duration) * duration;
const delta = (limit - 1) * duration;
const timeStart = durationRoundedTimestamp - delta;
request['timeStart'] = timeStart.toString ();
} else {
request['timeStart'] = since.toString ();
const timeEnd = this.sum (since, duration * limit);
request['timeEnd'] = timeEnd.toString ();
}
const response = await this.publicGetCandlesBaseIdQuoteId (this.extend (request, params));
//
// {
// "__type": "list",
// "data": [
// {
// "__type": "candle",
// "data": {
// "time": "2020-06-09T14:47:00.000Z",
// "open": 0.0250385,
// "close": 0.0250385,
// "high": 0.0250385,
// "low": 0.0250385,
// "volume": 0.01033012,
// "quoteVolume": 0.00025865,
// "weightedAveragePrice": 0.0250385,
// "maxHeight": 2099399,
// "txsCount": 5,
// "timeClose": "2020-06-09T14:47:59.999Z"
// }
// }
// ]
// }
//
const data = this.safeValue (response, 'data', []);
let result = this.parseOHLCVs (data, market, timeframe, since, limit);
result = this.filterFutureCandles (result);
let lastClose = undefined;
const length = result.length;
for (let i = 0; i < result.length; i++) {
const j = length - i - 1;
const entry = result[j];
const open = entry[1];
if (open === undefined) {
entry[1] = lastClose;
entry[2] = lastClose;
entry[3] = lastClose;
entry[4] = lastClose;
result[j] = entry;
}
lastClose = entry[4];
}
return result;
}
filterFutureCandles (ohlcvs) {
const result = [];
const timestamp = this.milliseconds ();
for (let i = 0; i < ohlcvs.length; i++) {
if (ohlcvs[i][0] > timestamp) {
// stop when getting data from the future
break;
}
result.push (ohlcvs[i]);
}
return result;
}
parseOHLCV (ohlcv, market = undefined) {
//
// {
// __type: 'candle',
// data: {
// time: '2020-06-05T20:46:00.000Z',
// open: 240.573975,
// close: 240.573975,
// high: 240.573975,
// low: 240.573975,
// volume: 0.01278413,
// quoteVolume: 3.075528,
// weightedAveragePrice: 240.573975,
// maxHeight: 2093895,
// txsCount: 5,
// timeClose: '2020-06-05T20:46:59.999Z'
// }
// }
//
const data = this.safeValue (ohlcv, 'data', {});
return [
this.parse8601 (this.safeString (data, 'time')),
this.safeNumber (data, 'open'),
this.safeNumber (data, 'high'),
this.safeNumber (data, 'low'),
this.safeNumber (data, 'close'),
this.safeNumber (data, 'volume', 0),
];
}
async fetchDepositAddress (code, params = {}) {
/**
* @method
* @name wavesexchange#fetchDepositAddress
* @description fetch the deposit address for a currency associated with this account
* @param {str} code unified currency code
* @param {dict} params extra parameters specific to the wavesexchange api endpoint
* @returns {dict} an [address structure]{@link https://docs.ccxt.com/en/latest/manual.html#address-structure}
*/
await this.signIn ();
const networks = this.safeValue (this.options, 'networks', {});
const rawNetwork = this.safeStringUpper (params, 'network');
const network = this.safeString (networks, rawNetwork, rawNetwork);
params = this.omit (params, [ 'network' ]);
const supportedCurrencies = await this.privateGetPlatforms ();
//
// {
// "type": "list",
// "page_info": {
// "has_next_page": false,
// "last_cursor": null
// },
// "items": [
// {
// "type": "platform",
// "id": "ETH",
// "name": "Ethereum",
// "currencies": [
// "BAG",
// "BNT",
// "CRV",
// "EGG",
// "ETH",
// "EURN",
// "FL",
// "NSBT",
// "USDAP",
// "USDC",
// "USDFL",
// "USDN",
// "USDT",
// "WAVES"
// ]
// }
// ]
// }
//
const currencies = {};
const networksByCurrency = {};
const items = this.safeValue (supportedCurrencies, 'items', []);
for (let i = 0; i < items.length; i++) {
const entry = items[i];
const currencyId = this.safeString (entry, 'id');
const innerCurrencies = this.safeValue (entry, 'currencies', []);
for (let j = 0; j < innerCurrencies.length; j++) {
const currencyCode = this.safeString (innerCurrencies, j);
currencies[currencyCode] = true;
if (!(currencyCode in networksByCurrency)) {
networksByCurrency[currencyCode] = {};
}
networksByCurrency[currencyCode][currencyId] = true;
}
}
if (!(code in currencies)) {
const codes = Object.keys (currencies);
throw new ExchangeError (this.id + ' fetchDepositAddress() ' + code + ' not supported. Currency code must be one of ' + codes.join (', '));
}
let response = undefined;
if (network === undefined) {
const request = {
'currency': code,
};
response = await this.privateGetDepositAddressesCurrency (this.extend (request, params));
} else {
const supportedNetworks = networksByCurrency[code];
if (!(network in supportedNetworks)) {
const supportedNetworkKeys = Object.keys (supportedNetworks);
throw new ExchangeError (this.id + ' ' + network + ' network ' + code + ' deposit address not supported. Network must be one of ' + supportedNetworkKeys.join (', '));
}
if (network === 'WAVES') {
const request = {
'publicKey': this.apiKey,
};
const response = await this.nodeGetAddressesPublicKeyPublicKey (this.extend (request, request));
const address = this.safeString (response, 'address');
return {
'address': address,
'code': code,
'network': network,
'tag': undefined,
'info': response,
};
} else {
const request = {
'currency': code,
'platform': network,
};
response = await this.privateGetDepositAddressesCurrencyPlatform (this.extend (request, params));
}
}
//
// {
// "type": "deposit_addresses",
// "currency": {
// "type": "deposit_currency",
// "id": "ERGO",
// "waves_asset_id": "5dJj4Hn9t2Ve3tRpNGirUHy4yBK6qdJRAJYV21yPPuGz",
// "platform_id": "BSC",
// "decimals": 9,
// "status": "active",
// "allowed_amount": {
// "min": 0.001,
// "max": 100000
// },
// "fees": {
// "flat": 0,
// "rate": 0
// }
// },
// "deposit_addresses": [
// "9fRAAQjF8Yqg7qicQCL884zjimsRnuwsSavsM1rUdDaoG8mThku"
// ]
// }
const currency = this.safeValue (response, 'currency');
const networkId = this.safeString (currency, 'platform_id');
const reverseNetworks = this.safeValue (this.options, 'reverseNetworks', {});
const unifiedNetwork = this.safeString (reverseNetworks, networkId, networkId);
const addresses = this.safeValue (response, 'deposit_addresses');
const address = this.safeString (addresses, 0);
return {
'address': address,
'code': code,
'tag': undefined,
'network': unifiedNetwork,
'info': response,
};
}
async getMatcherPublicKey () {
// this method returns a single string
const matcherPublicKey = this.safeString (this.options, 'matcherPublicKey');
if (matcherPublicKey) {
return matcherPublicKey;
} else {
const response = await this.matcherGetMatcher ();
// remove trailing quotes from string response
this.options['matcherPublicKey'] = response.slice (1, response.length - 1);
return this.options['matcherPublicKey'];
}
}
getAssetBytes (currencyId) {
if (currencyId === 'WAVES') {
return this.numberToBE (0, 1);
} else {
return this.binaryConcat (this.numberToBE (1, 1), this.base58ToBinary (currencyId));
}
}
getAssetId (currencyId) {
if (currencyId === 'WAVES') {
return '';
}
return currencyId;
}
priceToPrecision (symbol, price) {
const market = this.markets[symbol];
const wavesPrecision = this.safeInteger (this.options, 'wavesPrecision', 8);
const difference = market['precision']['amount'] - market['precision']['price'];
return parseInt (parseFloat (this.toPrecision (price, wavesPrecision - difference)));
}
amountToPrecision (symbol, amount) {
return parseInt (parseFloat (this.toPrecision (amount, this.markets[symbol]['precision']['amount'])));
}
currencyToPrecision (code, amount, networkCode = undefined) {
return parseInt (parseFloat (this.toPrecision (amount, this.currencies[code]['precision'])));
}
fromPrecision (amount, scale) {
if (amount === undefined) {
return undefined;
}
const precise = new Precise (amount);
precise.decimals = this.sum (precise.decimals, scale);
precise.reduce ();
return precise.toString ();
}
toPrecision (amount, scale) {
const amountString = amount.toString ();
const precise = new Precise (amountString);
precise.decimals = precise.decimals - scale;
precise.reduce ();
return precise.toString ();
}
currencyFromPrecision (currency, amount) {
const scale = this.currencies[currency]['precision'];
return this.fromPrecision (amount, scale);
}
priceFromPrecision (symbol, price) {
const market = this.markets[symbol];
const wavesPrecision = this.safeInteger (this.options, 'wavesPrecision', 8);
const scale = this.sum (wavesPrecision, market['precision']['price']) - market['precision']['amount'];
return this.fromPrecision (price, scale);
}
safeGetDynamic (settings) {
const orderFee = this.safeValue (settings, 'orderFee');
if ('dynamic' in orderFee) {
return this.safeValue (orderFee, 'dynamic');
} else {
return this.safeValue (orderFee['composite']['default'], 'dynamic');
}
}
safeGetRates (dynamic) {
const rates = this.safeValue (dynamic, 'rates');
if (rates === undefined) {
return { 'WAVES': 1 };
}
return rates;
}
async createOrder (symbol, type, side, amount, price = undefined, params = {}) {
/**
* @method
* @name wavesexchange#createOrder
* @description create a trade order
* @param {str} symbol unified symbol of the market to create an order in
* @param {str} type 'market' or 'limit'
* @param {str} side 'buy' or 'sell'
* @param {float} amount how much of currency you want to trade in units of base currency
* @param {float|undefined} price the price at which the order is to be fullfilled, in units of the quote currency, ignored in market orders
* @param {dict} params extra parameters specific to the wavesexchange api endpoint
* @returns {dict} an [order structure]{@link https://docs.ccxt.com/en/latest/manual.html#order-structure}
*/
this.checkRequiredDependencies ();
this.checkRequiredKeys ();
await this.loadMarkets ();
const market = this.market (symbol);
const matcherPublicKey = await this.getMatcherPublicKey ();
const amountAsset = this.getAssetId (market['baseId']);
const priceAsset = this.getAssetId (market['quoteId']);
const isMarketOrder = (type === 'market');
if ((isMarketOrder) && (price === undefined)) {
throw new InvalidOrder (this.id + ' createOrder() requires a price argument for ' + type + ' orders to determine the max price for buy and the min price for sell');
}
const orderType = (side === 'buy') ? 0 : 1;
const timestamp = this.milliseconds ();
const defaultExpiryDelta = this.safeInteger (this.options, 'createOrderDefaultExpiry', 2419200000);
const expiration = this.sum (timestamp, defaultExpiryDelta);
const matcherFees = await this.getFeesForAsset (symbol, side, amount, price);
// {
// "base":{
// "feeAssetId":"WAVES", // varies depending on the trading pair
// "matcherFee":"1000000"
// },
// "discount":{
// "feeAssetId":"EMAMLxDnv3xiz8RXg8Btj33jcEw3wLczL3JKYYmuubpc",
// "matcherFee":"4077612"
// }
// }
const base = this.safeValue (matcherFees, 'base');
const baseFeeAssetId = this.safeString (base, 'feeAssetId');
const baseFeeAsset = this.safeCurrencyCode (baseFeeAssetId);
const baseMatcherFee = this.safeString (base, 'matcherFee');
const discount = this.safeValue (matcherFees, 'discount');
const discountFeeAssetId = this.safeString (discount, 'feeAssetId');
const discountFeeAsset = this.safeCurrencyCode (discountFeeAssetId);
const discountMatcherFee = this.safeString (discount, 'matcherFee');
let matcherFeeAssetId = undefined;
let matcherFee = undefined;
// check first if user supplied asset fee is valid
if (('feeAsset' in params) || ('feeAsset' in this.options)) {
const feeAsset = this.safeString (params, 'feeAsset', this.safeString (this.options, 'feeAsset'));
const feeCurrency = this.currency (feeAsset);
matcherFeeAssetId = this.safeString (feeCurrency, 'id');
}
const balances = await this.fetchBalance ();
if (matcherFeeAssetId !== undefined) {
if (baseFeeAssetId !== matcherFeeAssetId && discountFeeAssetId !== matcherFeeAssetId) {
throw new InvalidOrder (this.id + ' asset fee must be ' + baseFeeAsset + ' or ' + discountFeeAsset);
}
const matcherFeeAsset = this.safeCurrencyCode (matcherFeeAssetId);
const rawMatcherFee = (matcherFeeAssetId === baseFeeAssetId) ? baseMatcherFee : discountMatcherFee;
const floatMatcherFee = parseFloat (this.currencyFromPrecision (matcherFeeAsset, rawMatcherFee));
if ((matcherFeeAsset in balances) && (balances[matcherFeeAsset]['free'] >= floatMatcherFee)) {
matcherFee = parseInt (rawMatcherFee);
} else {
throw new InsufficientFunds (this.id + ' not enough funds of the selected asset fee');
}
}
if (matcherFeeAssetId === undefined) {
// try to the pay the fee using the base first then discount asset
const floatBaseMatcherFee = parseFloat (this.currencyFromPrecision (baseFeeAsset, baseMatcherFee));
if ((baseFeeAsset in balances) && (balances[baseFeeAsset]['free'] >= floatBaseMatcherFee)) {
matcherFeeAssetId = baseFeeAssetId;
matcherFee = parseInt (baseMatcherFee);
} else {
const floatDiscountMatcherFee = parseFloat (this.currencyFromPrecision (discountFeeAsset, discountMatcherFee));
if ((discountFeeAsset in balances) && (balances[discountFeeAsset]['free'] >= floatDiscountMatcherFee)) {
matcherFeeAssetId = discountFeeAssetId;
matcherFee = parseInt (discountMatcherFee);
}
}
}
if (matcherFeeAssetId === undefined) {
throw new InsufficientFunds (this.id + ' not enough funds on none of the eligible asset fees');
}
amount = this.amountToPrecision (symbol, amount);
price = this.priceToPrecision (symbol, price);
const byteArray = [
this.numberToBE (3, 1),
this.base58ToBinary (this.apiKey),
this.base58ToBinary (matcherPublicKey),
this.getAssetBytes (market['baseId']),
this.getAssetBytes (market['quoteId']),
this.numberToBE (orderType, 1),
this.numberToBE (price, 8),
this.numberToBE (amount, 8),
this.numberToBE (timestamp, 8),
this.numberToBE (expiration, 8),
this.numberToBE (matcherFee, 8),
this.getAssetBytes (matcherFeeAssetId),
];
const binary = this.binaryConcatArray (byteArray);
const signature = this.eddsa (this.binaryToBase16 (binary), this.binaryToBase16 (this.base58ToBinary (this.secret)), 'ed25519');
const assetPair = {
'amountAsset': amountAsset,
'priceAsset': priceAsset,
};
const body = {
'senderPublicKey': this.apiKey,
'matcherPublicKey': matcherPublicKey,
'assetPair': assetPair,
'orderType': side,
'price': price,
'amount': amount,
'timestamp': timestamp,
'expiration': expiration,
'matcherFee': parseInt (matcherFee),
'signature': signature,
'version': 3,
};
if (matcherFeeAssetId !== 'WAVES') {
body['matcherFeeAssetId'] = matcherFeeAssetId;
}
//
// {
// "success":true,
// "message":{
// "version":3,
// "id":"GK5ox4RfLJFtqjQsCbDmvCya8ZhFVEUQDtF4yYuAJ6C7",
// "sender":"3P8VzLSa23EW5CVckHbV7d5BoN75fF1hhFH",
// "senderPublicKey":"AHXn8nBA4SfLQF7hLQiSn16kxyehjizBGW1TdrmSZ1gF",
// "matcherPublicKey":"9cpfKN9suPNvfeUNphzxXMjcnn974eme8ZhWUjaktzU5",
// "assetPair":{
// "amountAsset":"C1iWsKGqLwjHUndiQ7iXpdmPum9PeCDFfyXBdJJosDRS",
// "priceAsset":"WAVES"
// },
// "orderType":"buy",
// "amount":110874978,
// "price":514397851,
// "timestamp":1650473255988,
// "expiration":1652892455988,
// "matcherFee":7074571,
// "matcherFeeAssetId":"Atqv59EYzjFGuitKVnMRk6H8FukjoV3ktPorbEys25on",
// "signature":"5Vgs6mbdZJv5Ce9mdobT6fppXr6bKn5WVDbzP6mGG5jMB5jgcA2eSScwctgvY5SwPm9n1bctAAKuXtLcdHjNNie8",
// "proofs":["5Vgs6mbdZJv5Ce9mdobT6fppXr6bKn5WVDbzP6mGG5jMB5jgcA2eSScwctgvY5SwPm9n1bctAAKuXtLcdHjNNie8"]
// },
// "status":"OrderAccepted"
// }
//
if (isMarketOrder) {
const response = await this.matcherPostMatcherOrderbookMarket (body);
const value = this.safeValue (response, 'message');
return this.parseOrder (value, market);
} else {
const response = await this.matcherPostMatcherOrderbook (body);
const value = this.safeValue (response, 'message');
return this.parseOrder (value, market);
}
}
async cancelOrder (id, symbol = undefined, params = {}) {
/**
* @method
* @name wavesexchange#cancelOrder
* @description cancels an open order
* @param {str} id order id
* @param {str|undefined} symbol unified symbol of the market the order was made in
* @param {dict} params extra parameters specific to the wavesexchange api endpoint
* @returns {dict} An [order structure]{@link https://docs.ccxt.com/en/latest/manual.html#order-structure}
*/
this.checkRequiredDependencies ();
this.checkRequiredKeys ();
await this.signIn ();
const wavesAddress = await this.getWavesAddress ();
const response = await this.forwardPostMatcherOrdersWavesAddressCancel ({
'wavesAddress': wavesAddress,
'orderId': id,
});
// {
// "success":true,
// "message":[[{"orderId":"EBpJeGM36KKFz5gTJAUKDBm89V8wqxKipSFBdU35AN3c","success":true,"status":"OrderCanceled"}]],
// "status":"BatchCancelCompleted"
// }
const message = this.safeValue (response, 'message');
const firstMessage = this.safeValue (message, 0);
const firstOrder = this.safeValue (firstMessage, 0);
const returnedId = this.safeString (firstOrder, 'orderId');
return {
'info': response,
'id': returnedId,
'clientOrderId': undefined,
'timestamp': undefined,
'datetime': undefined,
'lastTradeTimestamp': undefined,
'symbol': symbol,
'type': undefined,
'side': undefined,
'price': undefined,
'amount': undefined,
'cost': undefined,
'average': undefined,
'filled': undefined,
'remaining': undefined,
'status': undefined,
'fee': undefined,
'trades': undefined,
};
}
async fetchOrder (id, symbol = undefined, params = {}) {
/**
* @method
* @name wavesexchange#fetchOrder
* @description fetches information on an order made by the user
* @param {str|undefined} symbol unified symbol of the market the order was made in
* @param {dict} params extra parameters specific to the wavesexchange api endpoint
* @returns {dict} An [order structure]{@link https://docs.ccxt.com/en/latest/manual.html#order-structure}
*/
this.checkRequiredDependencies ();
this.checkRequiredKeys ();
await this.loadMarkets ();
let market = undefined;
if (symbol !== undefined) {
market = this.market (symbol);
}
const timestamp = this.milliseconds ();
const byteArray = [
this.base58ToBinary (this.apiKey),
this.numberToBE (timestamp, 8),
];
const binary = this.binaryConcatArray (byteArray);
const hexSecret = this.binaryToBase16 (this.base58ToBinary (this.secret));
const signature = this.eddsa (this.binaryToBase16 (binary), hexSecret, 'ed25519');
const request = {
'Timestamp': timestamp.toString (),
'Signature': signature,
'publicKey': this.apiKey,
'orderId': id,
};
const response = await this.matcherGetMatcherOrderbookPublicKeyOrderId (this.extend (request, params));
return this.parseOrder (response, market);
}
async fetchOrders (symbol = undefined, since = undefined, limit = undefined, params = {}) {
/**
* @method
* @name wavesexchange#fetchOrders
* @description fetches information on multiple orders made by the user
* @param {str} symbol unified market symbol of the market orders were made in
* @param {int|undefined} since the earliest time in ms to fetch orders for
* @param {int|undefined} limit the maximum number of orde structures to retrieve
* @param {dict} params extra parameters specific to the wavesexchange api endpoint
* @returns {[dict]} a list of [order structures]{@link https://docs.ccxt.com/en/latest/manual.html#order-structure
*/
this.checkRequiredDependencies ();
this.checkRequiredKeys ();
if (symbol === undefined) {
throw new ArgumentsRequired (this.id + ' fetchOrders() requires symbol argument');
}
await this.loadMarkets ();
const market = this.market (symbol);
const timestamp = this.milliseconds ();
const byteArray = [
this.base58ToBinary (this.apiKey),
this.numberToBE (timestamp, 8),
];
const binary = this.binaryConcatArray (byteArray);
const hexSecret = this.binaryToBase16 (this.base58ToBinary (this.secret));
const signature = this.eddsa (this.binaryToBase16 (binary), hexSecret, 'ed25519');
const request = {
'Accept': 'application/json',
'Timestamp': timestamp.toString (),
'Signature': signature,
'publicKey': this.apiKey,
'baseId': market['baseId'],
'quoteId': market['quoteId'],
};
const response = await this.matcherGetMatcherOrderbookBaseIdQuoteIdPublicKeyPublicKey (this.extend (request, params));
// [ { id: '3KicDeWayY2mdrRoYdCkP3gUAoUZUNT1AA6GAtWuPLfa',
// type: 'sell',
// orderType: 'limit',
// amount: 1,
// fee: 300000,
// price: 100000000,
// timestamp: 1591651254076,
// filled: 0,
// filledFee: 0,
// feeAsset: 'WAVES',
// status: 'Accepted',
// assetPair:
// { amountAsset: null,
// priceAsset: '8LQW8f7P5d5PZM7GtZEBgaqRPGSzS3DfPuiXrURJ4AJS' },
// avgWeighedPrice: 0 }, ... ]
return this.parseOrders (response, market, since, limit);
}
async fetchOpenOrders (symbol = undefined, since = undefined, limit = undefined, params = {}) {
/**
* @method
* @name wavesexchange#fetchOpenOrders
* @description fetch all unfilled currently open orders
* @param {str|undefined} symbol unified market symbol
* @param {int|undefined} since the earliest time in ms to fetch open orders for
* @param {int|undefined} limit the maximum number of open orders structures to retrieve
* @param {dict} params extra parameters specific to the wavesexchange api endpoint
* @returns {[dict]} a list of [order structures]{@link https://docs.ccxt.com/en/latest/manual.html#order-structure}
*/
await this.loadMarkets ();
await this.signIn ();
let market = undefined;
if (symbol !== undefined) {
market = this.market (symbol);
}
const address = await this.getWavesAddress ();
const request = {
'address': address,
'activeOnly': true,
};
const response = await this.forwardGetMatcherOrdersAddress (request);
return this.parseOrders (response, market, since, limit);
}
async fetchClosedOrders (symbol = undefined, since = undefined, limit = undefined, params = {}) {
/**
* @method
* @name wavesexchange#fetchClosedOrders
* @description fetches information on multiple closed orders made by the user
* @param {str|undefined} symbol unified market symbol of the market orders were made in
* @param {int|undefined} since the earliest time in ms to fetch orders for
* @param {int|undefined} limit the maximum number of orde structures to retrieve
* @param {dict} params extra parameters specific to the wavesexchange api endpoint
* @returns {[dict]} a list of [order structures]{@link https://docs.ccxt.com/en/latest/manual.html#order-structure
*/
await this.loadMarkets ();
await this.signIn ();
let market = undefined;
if (symbol !== undefined) {
market = this.market (symbol);
}
const address = await this.getWavesAddress ();
const request = {
'address': address,
'closedOnly': true,
};
const response = await this.forwardGetMatcherOrdersAddress (request);
// [
// {
// "id": "9aXcxvXai73jbAm7tQNnqaQ2PwUjdmWuyjvRTKAHsw4f",
// "type": "buy",
// "orderType": "limit",
// "amount": 23738330,
// "fee": 300000,
// "price": 3828348334,
// "timestamp": 1591926905636,
// "filled": 23738330,
// "filledFee": 300000,
// "feeAsset": "WAVES",
// "status": "Filled",
// "assetPair": {
// "amountAsset": "HZk1mbfuJpmxU1Fs4AX5MWLVYtctsNcg6e2C6VKqK8zk",
// "priceAsset": null
// },
// "avgWeighedPrice": 3828348334
// }, ...
// ]
return this.parseOrders (response, market, since, limit);
}
parseOrderStatus (status) {
const statuses = {
'Cancelled': 'canceled',
'Accepted': 'open',
'Filled': 'closed',
'PartiallyFilled': 'open',
};
return this.safeString (statuses, status, status);
}
getSymbolFromAssetPair (assetPair) {
// a blank string or null can indicate WAVES
const baseId = this.safeString (assetPair, 'amountAsset', 'WAVES');
const quoteId = this.safeString (assetPair, 'priceAsset', 'WAVES');
return this.safeCurrencyCode (baseId) + '/' + this.safeCurrencyCode (quoteId);
}
parseOrder (order, market = undefined) {
//
// createOrder
//
// {
// 'version': 3,
// 'id': 'BshyeHXDfJmTnjTdBYt371jD4yWaT3JTP6KpjpsiZepS',
// 'sender': '3P8VzLSa23EW5CVckHbV7d5BoN75fF1hhFH',
// 'senderPublicKey': 'AHXn8nBA4SfLQF7hLQiSn16kxyehjizBGW1TdrmSZ1gF',
// 'matcherPublicKey': '9cpfKN9suPNvfeUNphzxXMjcnn974eme8ZhWUjaktzU5',
// 'assetPair': {
// 'amountAsset': '474jTeYx2r2Va35794tCScAXWJG9hU2HcgxzMowaZUnu',
// 'priceAsset': 'DG2xFkPdDwKUoBkzGAhQtLpSGzfXLiCYPEzeKH2Ad24p',
// },
// 'orderType': 'buy',
// 'amount': 10000,
// 'price': 400000000,
// 'timestamp': 1599848586891,
// 'expiration': 1602267786891,
// 'matcherFee': 3008,
// 'matcherFeeAssetId': '474jTeYx2r2Va35794tCScAXWJG9hU2HcgxzMowaZUnu',
// 'signature': '3D2h8ubrhuWkXbVn4qJ3dvjmZQxLoRNfjTqb9uNpnLxUuwm4fGW2qGH6yKFe2SQPrcbgkS3bDVe7SNtMuatEJ7qy',
// 'proofs': [
// '3D2h8ubrhuWkXbVn4qJ3dvjmZQxLoRNfjTqb9uNpnLxUuwm4fGW2qGH6yKFe2SQPrcbgkS3bDVe7SNtMuatEJ7qy',
// ],
// }
//
//
// fetchOrder, fetchOrders, fetchOpenOrders, fetchClosedOrders
//
// {
// id: '81D9uKk2NfmZzfG7uaJsDtxqWFbJXZmjYvrL88h15fk8',
// type: 'buy',
// orderType: 'limit',
// amount: 30000000000,
// filled: 0,
// price: 1000000,
// fee: 300000,
// filledFee: 0,
// feeAsset: 'WAVES',
// timestamp: 1594303779322,
// status: 'Cancelled',
// assetPair: {
// amountAsset: '474jTeYx2r2Va35794tCScAXWJG9hU2HcgxzMowaZUnu',
// priceAsset: 'WAVES'
// },
// avgWeighedPrice: 0,
// version: 3,
// totalExecutedPriceAssets: 0, // in fetchOpenOrder/s
// }
//
const timestamp = this.safeInteger (order, 'timestamp');
const side = this.safeString2 (order, 'type', 'orderType');
let type = 'limit';
if ('type' in order) {
// fetchOrders
type = this.safeString (order, 'orderType', type);
}
const id = this.safeString (order, 'id');
const filledString = this.safeString (order, 'filled');
const priceString = this.safeString (order, 'price');
const amountString = this.safeString (order, 'amount');
const assetPair = this.safeValue (order, 'assetPair');
let symbol = undefined;
if (assetPair !== undefined) {
symbol = this.getSymbolFromAssetPair (assetPair);
} else if (market !== undefined) {
symbol = market['symbol'];
}
const amountCurrency = this.safeCurrencyCode (this.safeString (assetPair, 'amountAsset', 'WAVES'));
const price = this.priceFromPrecision (symbol, priceString);
const amount = this.currencyFromPrecision (amountCurrency, amountString);
const filled = this.currencyFromPrecision (amountCurrency, filledString);
const average = this.priceFromPrecision (symbol, this.safeString (order, 'avgWeighedPrice'));
const status = this.parseOrderStatus (this.safeString (order, 'status'));
let fee = undefined;
if ('type' in order) {
const currency = this.safeCurrencyCode (this.safeString (order, 'feeAsset'));
fee = {
'currency': currency,
'fee': this.parseNumber (this.currencyFromPrecision (currency, this.safeString (order, 'filledFee'))),
};
} else {
const currency = this.safeCurrencyCode (this.safeString (order, 'matcherFeeAssetId', 'WAVES'));
fee = {
'currency': currency,
'fee': this.parseNumber (this.currencyFromPrecision (currency, this.safeString (order, 'matcherFee'))),
};
}
return this.safeOrder ({
'info': order,
'id': id,
'clientOrderId': undefined,
'timestamp': timestamp,
'datetime': this.iso8601 (timestamp),
'lastTradeTimestamp': undefined,
'symbol': symbol,
'type': type,
'timeInForce': undefined,
'postOnly': undefined,
'side': side,
'price': price,
'stopPrice': undefined,
'amount': amount,
'cost': undefined,
'average': average,
'filled': filled,
'remaining': undefined,
'status': status,
'fee': fee,
'trades': undefined,
}, market);
}
async getWavesAddress () {
const cachedAddreess = this.safeString (this.options, 'wavesAddress');
if (cachedAddreess === undefined) {
const request = {
'publicKey': this.apiKey,
};
const response = await this.nodeGetAddressesPublicKeyPublicKey (request);
this.options['wavesAddress'] = this.safeString (response, 'address');
return this.options['wavesAddress'];
} else {
return cachedAddreess;
}
}
async fetchBalance (params = {}) {
/**
* @method
* @name wavesexchange#fetchBalance
* @description query for balance and get the amount of funds available for trading or funds locked in orders
* @param {dict} params extra parameters specific to the wavesexchange api endpoint
* @returns {dict} a [balance structure]{@link https://docs.ccxt.com/en/latest/manual.html?#balance-structure}
*/
// makes a lot of different requests to get all the data
// in particular:
// fetchMarkets, getWavesAddress,
// getTotalBalance (doesn't include waves), getReservedBalance (doesn't include waves)
// getReservedBalance (includes WAVES)
// I couldn't find another way to get all the data
this.checkRequiredDependencies ();
this.checkRequiredKeys ();
await this.loadMarkets ();
const wavesAddress = await this.getWavesAddress ();
const request = {
'address': wavesAddress,
};
const totalBalance = await this.nodeGetAssetsBalanceAddress (request);
// {
// "address": "3P8VzLSa23EW5CVckHbV7d5BoN75fF1hhFH",
// "balances": [
// {
// "assetId": "DG2xFkPdDwKUoBkzGAhQtLpSGzfXLiCYPEzeKH2Ad24p",
// "balance": 1177200,
// "reissuable": false,
// "minSponsoredAssetFee": 7420,
// "sponsorBalance": 47492147189709,
// "quantity": 999999999775381400,
// "issueTransaction": {
// "senderPublicKey": "BRnVwSVctnV8pge5vRpsJdWnkjWEJspFb6QvrmZvu3Ht",
// "quantity": 1000000000000000000,
// "fee": 100400000,
// "description": "Neutrino USD",
// "type": 3,
// "version": 2,
// "reissuable": false,
// "script": null,
// "sender": "3PC9BfRwJWWiw9AREE2B3eWzCks3CYtg4yo",
// "feeAssetId": null,
// "chainId": 87,
// "proofs": [
// "3HNpbVkgP69NWSeb9hGYauiQDaXrRXh3tXFzNsGwsAAXnFrA29SYGbLtziW9JLpXEq7qW1uytv5Fnm5XTUMB2BxU"
// ],
// "assetId": "DG2xFkPdDwKUoBkzGAhQtLpSGzfXLiCYPEzeKH2Ad24p",
// "decimals": 6,
// "name": "USD-N",
// "id": "DG2xFkPdDwKUoBkzGAhQtLpSGzfXLiCYPEzeKH2Ad24p",
// "timestamp": 1574429393962
// }
// }
// ]
// }
const balances = this.safeValue (totalBalance, 'balances', []);
const result = {};
let timestamp = undefined;
const assetIds = [];
const nonStandardBalances = [];
for (let i = 0; i < balances.length; i++) {
const entry = balances[i];
const entryTimestamp = this.safeInteger (entry, 'timestamp');
timestamp = (timestamp === undefined) ? entryTimestamp : Math.max (timestamp, entryTimestamp);
const issueTransaction = this.safeValue (entry, 'issueTransaction');
const currencyId = this.safeString (entry, 'assetId');
const balance = this.safeString (entry, 'balance');
if (issueTransaction === undefined) {
assetIds.push (currencyId);
nonStandardBalances.push (balance);
continue;
}
const decimals = this.safeInteger (issueTransaction, 'decimals');
let code = undefined;
if (currencyId in this.currencies_by_id) {
code = this.safeCurrencyCode (currencyId);
result[code] = this.account ();
result[code]['total'] = this.fromPrecision (balance, decimals);
}
}
const nonStandardAssets = assetIds.length;
if (nonStandardAssets) {
const request = {
'ids': assetIds,
};
const response = await this.publicGetAssets (request);
const data = this.safeValue (response, 'data', []);
for (let i = 0; i < data.length; i++) {
const entry = data[i];
const balance = nonStandardBalances[i];
const inner = this.safeValue (entry, 'data');
const decimals = this.safeInteger (inner, 'precision');
const ticker = this.safeString (inner, 'ticker');
const code = this.safeCurrencyCode (ticker);
result[code] = this.account ();
result[code]['total'] = this.fromPrecision (balance, decimals);
}
}
const currentTimestamp = this.milliseconds ();
const byteArray = [
this.base58ToBinary (this.apiKey),
this.numberToBE (currentTimestamp, 8),
];
const binary = this.binaryConcatArray (byteArray);
const hexSecret = this.binaryToBase16 (this.base58ToBinary (this.secret));
const signature = this.eddsa (this.binaryToBase16 (binary), hexSecret, 'ed25519');
const matcherRequest = {
'publicKey': this.apiKey,
'signature': signature,
'timestamp': currentTimestamp.toString (),
};
const reservedBalance = await this.matcherGetMatcherBalanceReservedPublicKey (matcherRequest);
// { WAVES: 200300000 }
const reservedKeys = Object.keys (reservedBalance);
for (let i = 0; i < reservedKeys.length; i++) {
const currencyId = reservedKeys[i];
const code = this.safeCurrencyCode (currencyId);
if (!(code in result)) {
result[code] = this.account ();
}
const amount = this.safeString (reservedBalance, currencyId);
if (code in this.currencies) {
result[code]['used'] = this.currencyFromPrecision (code, amount);
} else {
result[code]['used'] = amount;
}
}
const wavesRequest = {
'address': wavesAddress,
};
const wavesTotal = await this.nodeGetAddressesBalanceAddress (wavesRequest);
// {
// "address": "3P8VzLSa23EW5CVckHbV7d5BoN75fF1hhFH",
// "confirmations": 0,
// "balance": 909085978
// }
result['WAVES'] = this.safeValue (result, 'WAVES', {});
result['WAVES']['total'] = this.currencyFromPrecision ('WAVES', this.safeString (wavesTotal, 'balance'));
const codes = Object.keys (result);
for (let i = 0; i < codes.length; i++) {
const code = codes[i];
if (this.safeValue (result[code], 'used') === undefined) {
result[code]['used'] = '0';
}
}
result['timestamp'] = timestamp;
result['datetime'] = this.iso8601 (timestamp);
return this.safeBalance (result);
}
async fetchMyTrades (symbol = undefined, since = undefined, limit = undefined, params = {}) {
/**
* @method
* @name wavesexchange#fetchMyTrades
* @description fetch all trades made by the user
* @param {str|undefined} symbol unified market symbol
* @param {int|undefined} since the earliest time in ms to fetch trades for
* @param {int|undefined} limit the maximum number of trades structures to retrieve
* @param {dict} params extra parameters specific to the wavesexchange api endpoint
* @returns {[dict]} a list of [trade structures]{@link https://docs.ccxt.com/en/latest/manual.html#trade-structure}
*/
await this.loadMarkets ();
const address = await this.getWavesAddress ();
const request = {
'sender': address,
};
let market = undefined;
if (symbol !== undefined) {
market = this.market (symbol);
request['amountAsset'] = market['baseId'];
request['priceAsset'] = market['quoteId'];
}
const response = await this.publicGetTransactionsExchange (request);
const data = this.safeValue (response, 'data');
//
// {
// "__type":"list",
// "isLastPage":true,
// "lastCursor":"MzA2MjQ0MzAwMDI5OjpkZXNj",
// "data": [
// {
// "__type":"transaction",
// "data": {
// "id":"GbjPqco2wRP5QSrY5LimFrUyJaM535K9nhK5zaQ7J7Tx",
// "timestamp":"2022-04-06T19:56:31.479Z",
// "height":3062443,
// "type":7,
// "version":2,
// "proofs":[
// "57mYrANw61eiArCTv2eYwzXm71jYC2KpZ5AeM9zHEstuRaYSAWSuSE7njAJYJu8zap6DMCm3nzqc6es3wQFDpRCN"
// ],
// "fee":0.003,
// "applicationStatus":"succeeded",
// "sender":"3PEjHv3JGjcWNpYEEkif2w8NXV4kbhnoGgu",
// "senderPublicKey":"9cpfKN9suPNvfeUNphzxXMjcnn974eme8ZhWUjaktzU5",
// "buyMatcherFee":0,
// "sellMatcherFee":0.00141728,
// "price":215.7431,
// "amount":0.09,
// "order1": {
// "id":"49qiuQj5frdZ6zpTCEpMuKPMAh1EimwXpXWB4BeCw33h",
// "senderPublicKey":"CjUfoH3dsDZsf5UuAjqqzpWHXgvKzBZpVG9YixF7L48K",
// "matcherPublicKey":"9cpfKN9suPNvfeUNphzxXMjcnn974eme8ZhWUjaktzU5",
// "assetPair": {
// "amountAsset":"7TMu26hAs7B2oW6c5sfx45KSZT7GQA3TZNYuCav8Dcqt",
// "priceAsset":"DG2xFkPdDwKUoBkzGAhQtLpSGzfXLiCYPEzeKH2Ad24p"
// },
// "orderType":"buy",
// "price":215.7431,
// "sender":"3PR9WmaHV5ueVw2Wr9xsiCG3t4ySXzkkGLy",
// "amount":0.36265477,
// "timestamp":"2022-04-06T19:55:06.832Z",
// "expiration":"2022-05-05T19:55:06.832Z",
// "matcherFee":3.000334,
// "signature":"2rBWhdeuRJNpQfXfTFtcR8x8Lpic8FUHPdLML9uxABRUuxe48YRJcZxbncwWAh9LWFCEUZiztv7RZBZfGMWfFxTs",
// "matcherFeeAssetId":"DG2xFkPdDwKUoBkzGAhQtLpSGzfXLiCYPEzeKH2Ad24p"
// },
// "order2": {
// "id":"AkxiJqCuv6wm8K41TUSgFNwShZMnCbMDT78MqrcWpQ53",
// "senderPublicKey":"72o7qNKyne5hthB1Ww6famE7uHrk5vTVB2ZfUMBEqL3Y",
// "matcherPublicKey":"9cpfKN9suPNvfeUNphzxXMjcnn974eme8ZhWUjaktzU5",
// "assetPair": {
// "amountAsset":"7TMu26hAs7B2oW6c5sfx45KSZT7GQA3TZNYuCav8Dcqt",
// "priceAsset":"DG2xFkPdDwKUoBkzGAhQtLpSGzfXLiCYPEzeKH2Ad24p"
// },
// "orderType":"sell",
// "price":210,
// "sender":"3P3CzbjGgiqEyUBeKZYfgZtyaZfMG8fjoUD",
// "amount":0.09,
// "timestamp":"2022-04-06T19:56:18.535Z",
// "expiration":"2022-05-04T19:56:18.535Z",
// "matcherFee":0.00141728,
// "signature":"5BZCjYn6QzVkMXBFDBnzcAUBdCZqhq9hQfRXFHfLUQCsbis4zeriw4sUqLa1BZRT2isC6iY4Z4HtekikPqZ461PT",
// "matcherFeeAssetId":"7TMu26hAs7B2oW6c5sfx45KSZT7GQA3TZNYuCav8Dcqt"
// }
// }
// },...
// ]
// }
//
return this.parseTrades (data, market, since, limit);
}
async fetchTrades (symbol, since = undefined, limit = undefined, params = {}) {
/**
* @method
* @name wavesexchange#fetchTrades
* @description get the list of most recent trades for a particular symbol
* @param {str} symbol unified symbol of the market to fetch trades for
* @param {int|undefined} since timestamp in ms of the earliest trade to fetch
* @param {int|undefined} limit the maximum amount of trades to fetch
* @param {dict} params extra parameters specific to the wavesexchange api endpoint
* @returns {[dict]} a list of [trade structures]{@link https://docs.ccxt.com/en/latest/manual.html?#public-trades}
*/
await this.loadMarkets ();
const market = this.market (symbol);
const request = {
'amountAsset': market['baseId'],
'priceAsset': market['quoteId'],
};
if (limit !== undefined) {
request['limit'] = limit;
}
if (since !== undefined) {
request['timeStart'] = since;
}
const response = await this.publicGetTransactionsExchange (request);
const data = this.safeValue (response, 'data');
//
// {
// "__type":"list",
// "isLastPage":false,
// "lastCursor":"MzA2MjM2MTAwMDU0OjpkZXNj",
// "data": [
// {
// "__type":"transaction",
// "data": {
// "id":"F42WsvSsyEzvpPLFjVhQKkSNuopooP4zMkjSUs47NeML",
// "timestamp":"2022-04-06T18:39:49.145Z",
// "height":3062361,
// "type":7,
// "version":2,
// "proofs": [
// "39iJv82kFi4pyuBxYeZpP45NXXjbrCXdVsHPAAvj32UMLmTXLjMTfV43PcmZDSAuS93HKSDo1aKJrin8UvkeE9Bs"
// ],
// "fee":0.003,
// "applicationStatus":"succeeded",
// "sender":"3PEjHv3JGjcWNpYEEkif2w8NXV4kbhnoGgu",
// "senderPublicKey":"9cpfKN9suPNvfeUNphzxXMjcnn974eme8ZhWUjaktzU5",
// "buyMatcherFee":0.02314421,
// "sellMatcherFee":0,
// "price":217.3893,
// "amount":0.34523025,
// "order1": {
// "id":"HkM36PHGaeeZdDKT1mYgZXhaU9PRZ54RZiJc2K4YMT3Q",
// "senderPublicKey":"7wYCaDcc6GX1Jx2uS7QgLHBypBKvrezTS1HfiW6Xe4Bk",
// "matcherPublicKey":"9cpfKN9suPNvfeUNphzxXMjcnn974eme8ZhWUjaktzU5",
// "assetPair": {
// "amountAsset":"7TMu26hAs7B2oW6c5sfx45KSZT7GQA3TZNYuCav8Dcqt",
// "priceAsset":"DG2xFkPdDwKUoBkzGAhQtLpSGzfXLiCYPEzeKH2Ad24p"
// },
// "orderType":"buy",
// "price":225.2693,
// "sender":"3PLPc8f4DGYaF9C9bwJ2uVmHqRv3NCjg5VQ",
// "amount":2.529,
// "timestamp":"2022-04-06T18:39:48.796Z",
// "expiration":"2022-05-05T18:39:48.796Z",
// "matcherFee":0.17584444,
// "signature":"2yQfJoomv86evQDw36fg1uiRkHvPDZtRp3qvxqTBWPvz4JLTHGQtEHJF5NGTvym6U93CtgNprngzmD9ecHBjxf6U",
// "matcherFeeAssetId":"Atqv59EYzjFGuitKVnMRk6H8FukjoV3ktPorbEys25on"
// },
// "order2": {
// "id":"F7HKmeuzwWdk3wKitHLnVx5MuD4wBWPpphQ8kUGx4tT9",
// "senderPublicKey":"CjUfoH3dsDZsf5UuAjqqzpWHXgvKzBZpVG9YixF7L48K",
// "matcherPublicKey":"9cpfKN9suPNvfeUNphzxXMjcnn974eme8ZhWUjaktzU5",
// "assetPair": {
// "amountAsset":"7TMu26hAs7B2oW6c5sfx45KSZT7GQA3TZNYuCav8Dcqt",
// "priceAsset":"DG2xFkPdDwKUoBkzGAhQtLpSGzfXLiCYPEzeKH2Ad24p"
// },
// "orderType":"sell",
// "price":217.3893,
// "sender":"3PR9WmaHV5ueVw2Wr9xsiCG3t4ySXzkkGLy",
// "amount":0.35767793,
// "timestamp":"2022-04-06T18:32:01.390Z",
// "expiration":"2022-05-05T18:32:01.390Z",
// "matcherFee":0.0139168,
// "signature":"34HgWVLPgeYWkiSvAc5ChVepGTYDQDug2dMTSincs6idEyoM7AtaZuH3mqQ5RJG2fcxxH2QSB723Qq3dgLQwQmKf",
// "matcherFeeAssetId":"7TMu26hAs7B2oW6c5sfx45KSZT7GQA3TZNYuCav8Dcqt"
// }
// }
// }, ...
// ]
// }
//
return this.parseTrades (data, market, since, limit);
}
parseTrade (trade, market = undefined) {
//
// { __type: 'transaction',
// data:
// { id: 'HSdruioHqvYHeyn9hhyoHdRWPB2bFA8ujeCPZMK6992c',
// timestamp: '2020-06-09T19:34:51.897Z',
// height: 2099684,
// type: 7,
// version: 2,
// proofs:
// [ '26teDHERQgwjjHqEn4REcDotNG8M21xjou3X42XuDuCvrRkQo6aPyrswByH3UrkWG8v27ZAaVNzoxDg4teNcLtde' ],
// fee: 0.003,
// sender: '3PEjHv3JGjcWNpYEEkif2w8NXV4kbhnoGgu',
// senderPublicKey: '9cpfKN9suPNvfeUNphzxXMjcnn974eme8ZhWUjaktzU5',
// buyMatcherFee: 0.00299999,
// sellMatcherFee: 0.00299999,
// price: 0.00012003,
// amount: 60.80421562,
// order1:
// { id: 'CBRwP3ar4oMvvpUiGyfxc1syh41488SDi2GkrjuBDegv',
// senderPublicKey: 'DBXSHBz96NFsMu7xh4fi2eT9ZnyxefAHXsMxUayzgC6a',
// matcherPublicKey: '9cpfKN9suPNvfeUNphzxXMjcnn974eme8ZhWUjaktzU5',
// assetPair: [Object],
// orderType: 'buy',
// price: 0.00012003,
// sender: '3PJfFRgVuJ47UY4ckb74EGzEBzkHXtmG1LA',
// amount: 60.80424773,
// timestamp: '2020-06-09T19:34:51.885Z',
// expiration: '2020-06-10T12:31:31.885Z',
// matcherFee: 0.003,
// signature: '4cA3ZAb3XAEEXaFG7caqpto5TRbpR5PkhZpxoNQZ9ZReNvjuJQs5a3THnumv7rcqmVUiVtuHAgk2f67ANcqtKyJ8',
// matcherFeeAssetId: null },
// order2:
// { id: 'CHJSLQ6dfSPs6gu2mAegrMUcRiDEDqaj2GKfvptMjS3M',
// senderPublicKey: '3RUC4NGFZm9H8VJhSSjJyFLdiE42qNiUagDcZPwjgDf8',
// matcherPublicKey: '9cpfKN9suPNvfeUNphzxXMjcnn974eme8ZhWUjaktzU5',
// assetPair: [Object],
// orderType: 'sell',
// price: 0.00012003,
// sender: '3P9vKoQpMZtaSkHKpNh977YY9ZPzTuntLAq',
// amount: 60.80424773,
// timestamp: '2020-06-09T19:34:51.887Z',
// expiration: '2020-06-10T12:31:31.887Z',
// matcherFee: 0.003,
// signature: '3SFyrcqzou2ddZyNisnLYaGhLt5qRjKxH8Nw3s4T5U7CEKGX9DDo8dS27RgThPVGbYF1rYET1FwrWoQ2UFZ6SMTR',
// matcherFeeAssetId: null } } }
//
const data = this.safeValue (trade, 'data');
const datetime = this.safeString (data, 'timestamp');
const timestamp = this.parse8601 (datetime);
const id = this.safeString (data, 'id');
const priceString = this.safeString (data, 'price');
const amountString = this.safeString (data, 'amount');
const order1 = this.safeValue (data, 'order1');
const order2 = this.safeValue (data, 'order2');
let order = undefined;
// order2 arrived after order1
if (this.safeString (order1, 'senderPublicKey') === this.apiKey) {
order = order1;
} else {
order = order2;
}
let symbol = undefined;
const assetPair = this.safeValue (order, 'assetPair');
if (assetPair !== undefined) {
symbol = this.getSymbolFromAssetPair (assetPair);
} else if (market !== undefined) {
symbol = market['symbol'];
}
const side = this.safeString (order, 'orderType');
const orderId = this.safeString (order, 'id');
const fee = {
'cost': this.safeString (order, 'matcherFee'),
'currency': this.safeCurrencyCode (this.safeString (order, 'matcherFeeAssetId', 'WAVES')),
};
return this.safeTrade ({
'info': trade,
'timestamp': timestamp,
'datetime': datetime,
'symbol': symbol,
'id': id,
'order': orderId,
'type': undefined,
'side': side,
'takerOrMaker': undefined,
'price': priceString,
'amount': amountString,
'cost': undefined,
'fee': fee,
}, market);
}
handleErrors (code, reason, url, method, headers, body, response, requestHeaders, requestBody) {
const errorCode = this.safeString (response, 'error');
const success = this.safeValue (response, 'success', true);
const Exception = this.safeValue (this.exceptions, errorCode);
if (Exception !== undefined) {
const message = this.safeString (response, 'message');
throw new Exception (this.id + ' ' + message);
}
const message = this.safeString (response, 'message');
if (message === 'Validation Error') {
throw new BadRequest (this.id + ' ' + body);
}
if (!success) {
throw new ExchangeError (this.id + ' ' + body);
}
}
async withdraw (code, amount, address, tag = undefined, params = {}) {
/**
* @method
* @name wavesexchange#withdraw
* @description make a withdrawal
* @param {str} code unified currency code
* @param {float} amount the amount to withdraw
* @param {str} address the address to withdraw to
* @param {str|undefined} tag
* @param {dict} params extra parameters specific to the wavesexchange api endpoint
* @returns {dict} a [transaction structure]{@link https://docs.ccxt.com/en/latest/manual.html#transaction-structure}
*/
[ tag, params ] = this.handleWithdrawTagAndParams (tag, params);
// currently only works for BTC and WAVES
if (code !== 'WAVES') {
const supportedCurrencies = await this.privateGetWithdrawCurrencies ();
const currencies = {};
const items = this.safeValue (supportedCurrencies, 'items', []);
for (let i = 0; i < items.length; i++) {
const entry = items[i];
const currencyCode = this.safeString (entry, 'id');
currencies[currencyCode] = true;
}
if (!(code in currencies)) {
const codes = Object.keys (currencies);
throw new ExchangeError (this.id + ' withdraw() ' + code + ' not supported. Currency code must be one of ' + codes.toString ());
}
}
await this.loadMarkets ();
const hexChars = [ '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f' ];
const set = {};
for (let i = 0; i < hexChars.length; i++) {
const key = hexChars[i];
set[key] = true;
}
let isErc20 = true;
const noPrefix = this.remove0xPrefix (address);
const lower = noPrefix.toLowerCase ();
for (let i = 0; i < lower.length; i++) {
const character = lower[i];
if (!(character in set)) {
isErc20 = false;
break;
}
}
await this.signIn ();
let proxyAddress = undefined;
if (code === 'WAVES' && !isErc20) {
proxyAddress = address;
} else {
const withdrawAddressRequest = {
'address': address,
'currency': code,
};
const withdrawAddress = await this.privateGetWithdrawAddressesCurrencyAddress (withdrawAddressRequest);
const currency = this.safeValue (withdrawAddress, 'currency');
const allowedAmount = this.safeValue (currency, 'allowed_amount');
const minimum = this.safeNumber (allowedAmount, 'min');
if (amount <= minimum) {
throw new BadRequest (this.id + ' ' + code + ' withdraw failed, amount ' + amount.toString () + ' must be greater than the minimum allowed amount of ' + minimum.toString ());
}
// {
// "type": "withdrawal_addresses",
// "currency": {
// "type": "withdrawal_currency",
// "id": "BTC",
// "waves_asset_id": "8LQW8f7P5d5PZM7GtZEBgaqRPGSzS3DfPuiXrURJ4AJS",
// "decimals": 8,
// "status": "active",
// "allowed_amount": {
// "min": 0.001,
// "max": 20
// },
// "fees": {
// "flat": 0.001,
// "rate": 0
// }
// },
// "proxy_addresses": [
// "3P3qqmkiLwNHB7x1FeoE8bvkRtULwGpo9ga"
// ]
// }
const proxyAddresses = this.safeValue (withdrawAddress, 'proxy_addresses', []);
proxyAddress = this.safeString (proxyAddresses, 0);
}
const fee = this.safeInteger (this.options, 'withdrawFeeWAVES', 100000); // 0.001 WAVES
const feeAssetId = 'WAVES';
const type = 4; // transfer
const version = 2;
const amountInteger = this.currencyToPrecision (code, amount);
const currency = this.currency (code);
const timestamp = this.milliseconds ();
const byteArray = [
this.numberToBE (4, 1),
this.numberToBE (2, 1),
this.base58ToBinary (this.apiKey),
this.getAssetBytes (currency['id']),
this.getAssetBytes (feeAssetId),
this.numberToBE (timestamp, 8),
this.numberToBE (amountInteger, 8),
this.numberToBE (fee, 8),
this.base58ToBinary (proxyAddress),
this.numberToBE (0, 2),
];
const binary = this.binaryConcatArray (byteArray);
const hexSecret = this.binaryToBase16 (this.base58ToBinary (this.secret));
const signature = this.eddsa (this.binaryToBase16 (binary), hexSecret, 'ed25519');
const request = {
'senderPublicKey': this.apiKey,
'amount': amountInteger,
'fee': fee,
'type': type,
'version': version,
'attachment': '',
'feeAssetId': this.getAssetId (feeAssetId),
'proofs': [
signature,
],
'assetId': this.getAssetId (currency['id']),
'recipient': proxyAddress,
'timestamp': timestamp,
'signature': signature,
};
const result = await this.nodePostTransactionsBroadcast (request);
//
// {
// "id": "string",
// "signature": "string",
// "fee": 0,
// "timestamp": 1460678400000,
// "recipient": "3P274YB5qseSE9DTTL3bpSjosZrYBPDpJ8k",
// "amount": 0
// }
//
return this.parseTransaction (result, currency);
}
parseTransaction (transaction, currency = undefined) {
//
// withdraw
//
// {
// "id": "string",
// "signature": "string",
// "fee": 0,
// "timestamp": 1460678400000,
// "recipient": "3P274YB5qseSE9DTTL3bpSjosZrYBPDpJ8k",
// "amount": 0
// }
//
currency = this.safeCurrency (undefined, currency);
return {
'id': undefined,
'txid': undefined,
'timestamp': undefined,
'datetime': undefined,
'network': undefined,
'addressFrom': undefined,
'address': undefined,
'addressTo': undefined,
'amount': undefined,
'type': undefined,
'currency': currency['code'],
'status': undefined,
'updated': undefined,
'tagFrom': undefined,
'tag': undefined,
'tagTo': undefined,
'comment': undefined,
'fee': undefined,
'info': transaction,
};
}
};