ccxt
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JavaScript
// ----------------------------------------------------------------------------
// PLEASE DO NOT EDIT THIS FILE, IT IS GENERATED AND WILL BE OVERWRITTEN:
// https://github.com/ccxt/ccxt/blob/master/CONTRIBUTING.md#how-to-contribute-code
// EDIT THE CORRESPONDENT .ts FILE INSTEAD
// ---------------------------------------------------------------------------
import Exchange from './abstract/wavesexchange.js';
import { AuthenticationError, InsufficientFunds, InvalidOrder, AccountSuspended, ExchangeError, DuplicateOrderId, OrderNotFound, BadSymbol, ExchangeNotAvailable, BadRequest, ArgumentsRequired } from './base/errors.js';
import { Precise } from './base/Precise.js';
import { ed25519 } from './static_dependencies/noble-curves/ed25519.js';
import { TICK_SIZE } from './base/functions/number.js';
// ---------------------------------------------------------------------------
/**
* @class wavesexchange
* @augments Exchange
*/
export default class wavesexchange extends Exchange {
describe() {
return this.deepExtend(super.describe(), {
'id': 'wavesexchange',
'name': 'Waves.Exchange',
'countries': ['CH'],
'certified': false,
'pro': false,
'dex': true,
'has': {
'CORS': undefined,
'spot': true,
'margin': false,
'swap': false,
'future': false,
'option': false,
'addMargin': false,
'cancelOrder': true,
'closeAllPositions': false,
'closePosition': false,
'createMarketOrder': true,
'createOrder': true,
'createReduceOnlyOrder': false,
'createStopLimitOrder': false,
'createStopMarketOrder': false,
'createStopOrder': false,
'fetchBalance': true,
'fetchBorrowRateHistories': false,
'fetchBorrowRateHistory': false,
'fetchClosedOrders': true,
'fetchCrossBorrowRate': false,
'fetchCrossBorrowRates': false,
'fetchDepositAddress': true,
'fetchDepositAddresses': undefined,
'fetchDepositAddressesByNetwork': undefined,
'fetchDepositWithdrawFee': 'emulated',
'fetchDepositWithdrawFees': true,
'fetchFundingHistory': false,
'fetchFundingRate': false,
'fetchFundingRateHistory': false,
'fetchFundingRates': false,
'fetchIndexOHLCV': false,
'fetchIsolatedBorrowRate': false,
'fetchIsolatedBorrowRates': 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,
'fetchPositionHistory': false,
'fetchPositionMode': false,
'fetchPositions': false,
'fetchPositionsForSymbol': false,
'fetchPositionsHistory': false,
'fetchPositionsRisk': false,
'fetchPremiumIndexOHLCV': false,
'fetchTicker': true,
'fetchTickers': true,
'fetchTrades': true,
'fetchTransfer': false,
'fetchTransfers': false,
'reduceMargin': false,
'sandbox': true,
'setLeverage': false,
'setMarginMode': false,
'setPositionMode': false,
'signIn': true,
'transfer': false,
'withdraw': true,
'ws': false,
},
'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.wx.network',
'node': 'https://nodes-testnet.wavesnodes.com',
'public': 'https://api-testnet.wavesplatform.com/v0',
'private': 'https://api-testnet.wx.network/v1',
'forward': 'https://testnet.wx.network/api/v1/forward/matcher',
'market': 'https://testnet.wx.network/api/v1/forward/marketdata/api/v1',
},
'api': {
'matcher': 'https://matcher.wx.network',
'node': 'https://nodes.wx.network',
'public': 'https://api.wavesplatform.com/v0',
'private': 'https://api.wx.network/v1',
'forward': 'https://wx.network/api/v1/forward/matcher',
'market': 'https://wx.network/api/v1/forward/marketdata/api/v1',
},
'doc': [
'https://docs.wx.network',
'https://docs.waves.tech',
'https://api.wavesplatform.com/v0/docs/',
'https://nodes.wavesnodes.com/api-docs/index.html',
'https://matcher.waves.exchange/api-docs/index.html',
],
'www': 'https://wx.network',
},
'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/debug/config',
'matcher/debug/address/{address}',
'matcher/debug/status',
'matcher/debug/address/{address}/check',
'matcher/orderbook',
'matcher/orderbook/{baseId}/{quoteId}',
'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}/tradableBalance/{address}',
'matcher/orderbook/{publicKey}',
'matcher/orderbook/{publicKey}/{orderId}',
'matcher/orders/{address}',
'matcher/orders/{address}/{orderId}',
'matcher/transactions/{orderId}',
'api/v1/orderbook/{baseId}/{quoteId}',
],
'post': [
'matcher/orderbook',
'matcher/orderbook/market',
'matcher/orderbook/cancel',
'matcher/orderbook/{baseId}/{quoteId}/cancel',
'matcher/orderbook/{baseId}/{quoteId}/calculateFee',
'matcher/orderbook/{baseId}/{quoteId}/delete',
'matcher/orderbook/{baseId}/{quoteId}/cancelAll',
'matcher/debug/saveSnapshots',
'matcher/orders/{address}/cancel',
'matcher/orders/cancel/{orderId}',
'matcher/orders/serialize',
],
'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}',
'matcher/orders/{address}/{orderId}',
],
'post': [
'matcher/orders/{wavesAddress}/cancel',
],
},
'market': {
'get': [
'tickers',
],
},
},
'currencies': {
'WX': this.safeCurrencyStructure({ 'id': 'EMAMLxDnv3xiz8RXg8Btj33jcEw3wLczL3JKYYmuubpc', 'numericId': undefined, 'code': 'WX', 'precision': this.parseNumber('1e-8') }),
},
'precisionMode': TICK_SIZE,
'options': {
'allowedCandles': 1440,
'accessToken': undefined,
'createMarketBuyOrderRequiresPrice': true,
'matcherPublicKey': undefined,
'quotes': undefined,
'createOrderDefaultExpiry': 2419200000,
'wavesAddress': undefined,
'withdrawFeeUSDN': 7420,
'withdrawFeeWAVES': 100000,
'wavesPrecision': 1e-8,
'messagePrefix': 'W',
'networks': {
'ERC20': 'ETH',
'BEP20': 'BSC',
},
},
'features': {
'spot': {
'sandbox': true,
'createOrder': {
'marginMode': false,
'triggerPrice': true,
'triggerDirection': false,
'triggerPriceType': undefined,
'stopLossPrice': false,
'takeProfitPrice': false,
'attachedStopLossTakeProfit': undefined,
'timeInForce': {
'IOC': false,
'FOK': false,
'PO': false,
'GTD': true, // todo
},
'hedged': false,
'trailing': false,
'leverage': false,
'marketBuyByCost': false,
'marketBuyRequiresPrice': true,
'selfTradePrevention': false,
'iceberg': false,
},
'createOrders': undefined,
'fetchMyTrades': {
'marginMode': false,
'limit': 100,
'daysBack': 100000,
'untilDays': 100000,
'symbolRequired': false,
},
'fetchOrder': {
'marginMode': false,
'trigger': false,
'trailing': false,
'symbolRequired': false,
},
'fetchOpenOrders': {
'marginMode': false,
'limit': 100,
'trigger': false,
'trailing': false,
'symbolRequired': false,
},
'fetchOrders': {
'marginMode': false,
'limit': 100,
'daysBack': undefined,
'untilDays': undefined,
'trigger': false,
'trailing': false,
'symbolRequired': true,
},
'fetchClosedOrders': {
'marginMode': false,
'limit': 100,
'daysBack': 100000,
'daysBackCanceled': 1,
'untilDays': 100000,
'trigger': false,
'trailing': false,
'symbolRequired': false,
},
'fetchOHLCV': {
'limit': undefined, // todo
},
},
'swap': {
'linear': undefined,
'inverse': undefined,
},
'future': {
'linear': undefined,
'inverse': undefined,
},
},
'commonCurrencies': {
'EGG': 'Waves Ducks',
},
'requiresEddsa': true,
'exceptions': {
'3147270': InsufficientFunds,
'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,
'9437184': BadRequest,
'9437193': OrderNotFound,
'1048577': BadRequest,
'1051904': AuthenticationError,
},
});
}
setSandboxMode(enabled) {
this.options['messagePrefix'] = enabled ? 'T' : 'W';
this.options['sandboxMode'] = enabled;
super.setSandboxMode(enabled);
}
async getFeesForAsset(symbol, side, amount, price, params = {}) {
await this.loadMarkets();
const market = this.market(symbol);
amount = this.toRealSymbolAmount(symbol, amount);
price = this.toRealSymbolPrice(symbol, price);
const request = this.extend({
'baseId': market['baseId'],
'quoteId': market['quoteId'],
'orderType': side,
'amount': amount,
'price': price,
}, params);
return await this.matcherPostMatcherOrderbookBaseIdQuoteIdCalculateFee(request);
}
async customCalculateFee(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.safeBool(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.fromRealCurrencyAmount(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.wx.network/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;
}
}
/**
* @method
* @name wavesexchange#fetchMarkets
* @description retrieves data on all markets for wavesexchange
* @param {object} [params] extra parameters specific to the exchange API endpoint
* @returns {object[]} an array of objects representing market data
*/
async fetchMarkets(params = {}) {
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.parseNumber(this.parsePrecision(this.safeString(entry, 'amountAssetDecimals'))),
'price': this.parseNumber(this.parsePrecision(this.safeString(entry, 'priceAssetDecimals'))),
},
'limits': {
'leverage': {
'min': undefined,
'max': undefined,
},
'amount': {
'min': undefined,
'max': undefined,
},
'price': {
'min': undefined,
'max': undefined,
},
'cost': {
'min': undefined,
'max': undefined,
},
},
'created': undefined,
'info': entry,
});
}
return result;
}
/**
* @method
* @name wavesexchange#fetchOrderBook
* @description fetches information on open orders with bid (buy) and ask (sell) prices, volumes and other data
* @see https://matcher.waves.exchange/api-docs/index.html#/markets/getOrderBook
* @param {string} symbol unified symbol of the market to fetch the order book for
* @param {int} [limit] the maximum amount of order book entries to return
* @param {object} [params] extra parameters specific to the exchange API endpoint
* @returns {object} A dictionary of [order book structures]{@link https://docs.ccxt.com/#/?id=order-book-structure} indexed by market symbols
*/
async fetchOrderBook(symbol, limit = undefined, params = {}) {
await this.loadMarkets();
const market = this.market(symbol);
const request = this.extend({
'baseId': market['baseId'],
'quoteId': market['quoteId'],
}, params);
const response = await this.matcherGetMatcherOrderbookBaseIdQuoteId(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.safeString(this.options, 'wavesPrecision', '1e-8');
const amountPrecisionString = this.safeString(precision, 'amount');
const pricePrecisionString = this.safeString(precision, 'price');
const difference = Precise.stringDiv(amountPrecisionString, pricePrecisionString);
const pricePrecision = Precise.stringDiv(wavesPrecision, difference);
const result = [];
for (let i = 0; i < bookSide.length; i++) {
const entry = bookSide[i];
const entryPrice = this.safeString(entry, 'price', '0');
const entryAmount = this.safeString(entry, 'amount', '0');
let price = undefined;
let amount = undefined;
if ((pricePrecision !== undefined) && (entryPrice !== undefined)) {
price = Precise.stringMul(entryPrice, pricePrecision);
}
if ((amountPrecisionString !== undefined) && (entryAmount !== undefined)) {
amount = Precise.stringMul(entryAmount, amountPrecisionString);
}
if ((limit !== undefined) && (i > limit)) {
break;
}
result.push([
this.parseNumber(price),
this.parseNumber(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');
}
return true;
}
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 };
}
/**
* @method
* @name wavesexchange#signIn
* @description sign in, must be called prior to using other authenticated methods
* @see https://docs.wx.network/en/api/auth/oauth2-token
* @param {object} [params] extra parameters specific to the exchange API endpoint
* @returns response from exchange
*/
async signIn(params = {}) {
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 = 'wx.network';
// W for production, T for testnet
const defaultMessagePrefix = this.safeString(this.options, 'messagePrefix', 'W');
const message = defaultMessagePrefix + ':' + clientId + ':' + seconds;
const messageHex = this.binaryToBase16(this.encode(message));
const payload = prefix + messageHex;
const hexKey = this.binaryToBase16(this.base58ToBinary(this.secret));
const signature = this.axolotl(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.eyJzaWciOiJiaTZiMVhMQlo0M1Q4QmRTSlVSejJBZGlQdVlpaFZQYVhhVjc4ZGVIOEpTM3M3NUdSeEU1VkZVOE5LRUI0UXViNkFHaUhpVFpuZ3pzcnhXdExUclRvZTgiLCJhIjoiM1A4VnpMU2EyM0VXNUNWY2tIYlY3ZDVCb043NWZGMWhoRkgiLCJuYiI6IlciLCJ1c2VyX25hbWUiOiJBSFhuOG5CQTRTZkxRRjdoTFFpU24xNmt4eWVoaml6QkdXMVRkcm1TWjFnRiIsInNjb3BlIjpbImdlbmVyYWwiXSwibHQiOjYwNDc5OSwicGsiOiJBSFhuOG5CQTRTZkxRRjdoTFFpU24xNmt4eWVoaml6QkdXMVRkcm1TWjFnRiIsImV4cCI6MTU5MTk3NTA1NywiZXhwMCI6MTU5MTk3NTA1NywianRpIjoiN2JhOTUxMTMtOGI2MS00NjEzLTlkZmYtNTEwYTc0NjlkOWI5IiwiY2lkIjoid2F2ZXMuZXhjaGFuZ2UifQ.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'];
}
return undefined;
}
parseTicker(ticker, market = undefined) {
//
// {
// "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
// }
//
// fetch ticker
//
// {
// "firstPrice": "21749",
// "lastPrice": "22000",
// "volume": "0.73747149",
// "quoteVolume": "16409.44564928645471",
// "high": "23589.999941",
// "low": "21010.000845",
// "weightedAveragePrice": "22250.955964",
// "txsCount": "148",
// "volumeWaves": "0.0000000000680511203072"
// }
//
const timestamp = this.safeInteger(ticker, 'timestamp');
const marketId = this.safeString(ticker, 'symbol');
market = this.safeMarket(marketId, market, '/');
const symbol = market['symbol'];
const last = this.safeString2(ticker, '24h_close', 'lastPrice');
const low = this.safeString2(ticker, '24h_low', 'low');
const high = this.safeString2(ticker, '24h_high', 'high');
const vwap = this.safeString2(ticker, '24h_vwap', 'weightedAveragePrice');
const baseVolume = this.safeString2(ticker, '24h_volume', 'volume');
const quoteVolume = this.safeString2(ticker, '24h_priceVolume', 'quoteVolume');
const open = this.safeString2(ticker, '24h_open', '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);
}
/**
* @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
* @see https://api.wavesplatform.com/v0/docs/#/pairs/getPairsListAll
* @param {string} symbol unified symbol of the market to fetch the ticker for
* @param {object} [params] extra parameters specific to the exchange API endpoint
* @returns {object} a [ticker structure]{@link https://docs.ccxt.com/#/?id=ticker-structure}
*/
async fetchTicker(symbol, params = {}) {
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, {});
const dataTicker = this.safeDict(ticker, 'data', {});
return this.parseTicker(dataTicker, market);
}
/**
* @method
* @name wavesexchange#fetchTickers
* @description fetches price tickers for multiple markets, statistical information calculated over the past 24 hours for each market
* @param {string[]} [symbols] unified symbols of the markets to fetch the ticker for, all market tickers are returned if not assigned
* @param {object} [params] extra parameters specific to the exchange API endpoint
* @returns {object} a dictionary of [ticker structures]{@link https://docs.ccxt.com/#/?id=ticker-structure}
*/
async fetchTickers(symbols = undefined, params = {}) {
await this.loadMarkets();
const response = await this.marketGetTickers(params);
//
// [
// {
// "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
// }
// ...
// ]
//
return this.parseTickers(response, symbols);
}
/**
* @method
* @name wavesexchange#fetchOHLCV
* @description fetches historical candlestick data containing the open, high, low, and close price, and the volume of a market
* @see https://api.wavesplatform.com/v0/docs/#/candles/getCandles
* @param {string} symbol unified symbol of the market to fetch OHLCV data for
* @param {string} timeframe the length of time each candle represents
* @param {int} [since] timestamp in ms of the earliest candle to fetch
* @param {int} [limit] the maximum amount of candles to fetch
* @param {object} [params] extra parameters specific to the exchange API endpoint
* @param {int} [params.until] timestamp in ms of the latest candle to fetch
* @returns {int[][]} A list of candles ordered as timestamp, open, high, low, close, volume
*/
async fetchOHLCV(symbol, timeframe = '1m', since = undefined, limit = undefined, params = {}) {
await this.loadMarkets();
const market = this.market(symbol);
const request = {
'baseId': market['baseId'],
'quoteId': market['quoteId'],
'interval': this.safeString(this.timeframes, timeframe, timeframe),
};
const allowedCandles = this.safeInteger(this.options, 'allowedCandles', 1440);
const until = this.safeInteger(params, 'until');
const untilIsDefined = until !== undefined;
if (limit === undefined) {
limit = allowedCandles;
}
limit = Math.min(allowedCandles, limit);
const duration = this.parseTimeframe(timeframe) * 1000;
if (since === undefined) {
const now = this.milliseconds();
const timeEnd = untilIsDefined ? until : now;
const durationRoundedTimestamp = this.parseToInt(timeEnd / duration) * duration;
const delta = (limit - 1) * duration;
const timeStart = durationRoundedTimestamp - delta;
request['timeStart'] = timeStart.toString();
if (untilIsDefined) {
request['timeEnd'] = until.toString();
}
}
else {
request['timeStart'] = since.toString();
if (untilIsDefined) {
request['timeEnd'] = until.toString();
}