# -*- coding: utf-8 -*- # 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 from ccxt.base.exchange import Exchange from ccxt.abstract.wavesexchange import ImplicitAPI import json from ccxt.base.types import Any, Balances, Currency, DepositAddress, Int, Market, Num, Order, OrderBook, OrderSide, OrderType, Str, Strings, Ticker, Tickers, Trade, Transaction from typing import List from ccxt.base.errors import ExchangeError from ccxt.base.errors import AuthenticationError from ccxt.base.errors import AccountSuspended from ccxt.base.errors import ArgumentsRequired from ccxt.base.errors import BadRequest from ccxt.base.errors import BadSymbol from ccxt.base.errors import InsufficientFunds from ccxt.base.errors import InvalidOrder from ccxt.base.errors import OrderNotFound from ccxt.base.errors import DuplicateOrderId from ccxt.base.errors import ExchangeNotAvailable from ccxt.base.decimal_to_precision import TICK_SIZE from ccxt.base.precise import Precise class wavesexchange(Exchange, ImplicitAPI): def describe(self) -> Any: return self.deep_extend(super(wavesexchange, self).describe(), { 'id': 'wavesexchange', 'name': 'Waves.Exchange', 'countries': ['CH'], # Switzerland 'certified': False, 'pro': False, 'dex': True, 'has': { 'CORS': None, 'spot': True, 'margin': False, 'swap': False, 'future': False, 'option': False, 'addMargin': False, 'borrowCrossMargin': False, 'borrowIsolatedMargin': False, 'borrowMargin': False, 'cancelOrder': True, 'closeAllPositions': False, 'closePosition': False, 'createMarketOrder': True, 'createOrder': True, 'createReduceOnlyOrder': False, 'createStopLimitOrder': False, 'createStopMarketOrder': False, 'createStopOrder': False, 'fetchAllGreeks': False, 'fetchBalance': True, 'fetchBorrowInterest': False, 'fetchBorrowRate': False, 'fetchBorrowRateHistories': False, 'fetchBorrowRateHistory': False, 'fetchBorrowRates': False, 'fetchBorrowRatesPerSymbol': False, 'fetchClosedOrders': True, 'fetchCrossBorrowRate': False, 'fetchCrossBorrowRates': False, 'fetchCurrencies': False, 'fetchDepositAddress': True, 'fetchDepositAddresses': None, 'fetchDepositAddressesByNetwork': None, 'fetchDepositWithdrawFee': 'emulated', 'fetchDepositWithdrawFees': True, 'fetchFundingHistory': False, 'fetchFundingInterval': False, 'fetchFundingIntervals': False, 'fetchFundingRate': False, 'fetchFundingRateHistory': False, 'fetchFundingRates': False, 'fetchGreeks': False, 'fetchIndexOHLCV': False, 'fetchIsolatedBorrowRate': False, 'fetchIsolatedBorrowRates': False, 'fetchIsolatedPositions': False, 'fetchLeverage': False, 'fetchLeverages': False, 'fetchLeverageTiers': False, 'fetchLiquidations': False, 'fetchLongShortRatio': False, 'fetchLongShortRatioHistory': False, 'fetchMarginAdjustmentHistory': False, 'fetchMarginMode': False, 'fetchMarginModes': False, 'fetchMarketLeverageTiers': False, 'fetchMarkets': True, 'fetchMarkOHLCV': False, 'fetchMarkPrice': False, 'fetchMarkPrices': False, 'fetchMyLiquidations': False, 'fetchMySettlementHistory': False, 'fetchMyTrades': True, 'fetchOHLCV': True, 'fetchOpenInterest': False, 'fetchOpenInterestHistory': False, 'fetchOpenInterests': False, 'fetchOpenOrders': True, 'fetchOption': False, 'fetchOptionChain': False, 'fetchOrder': True, 'fetchOrderBook': True, 'fetchOrders': True, 'fetchPosition': False, 'fetchPositionHistory': False, 'fetchPositionMode': False, 'fetchPositions': False, 'fetchPositionsForSymbol': False, 'fetchPositionsHistory': False, 'fetchPositionsRisk': False, 'fetchPremiumIndexOHLCV': False, 'fetchSettlementHistory': False, 'fetchTicker': True, 'fetchTickers': True, 'fetchTrades': True, 'fetchTransfer': False, 'fetchTransfers': False, 'fetchUnderlyingAssets': False, 'fetchVolatilityHistory': False, 'reduceMargin': False, 'repayCrossMargin': False, 'repayIsolatedMargin': False, 'sandbox': True, 'setLeverage': False, 'setMargin': 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}', # 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': self.safe_currency_structure({'id': 'EMAMLxDnv3xiz8RXg8Btj33jcEw3wLczL3JKYYmuubpc', 'numericId': None, 'code': 'WX', 'precision': self.parse_number('1e-8')}), }, 'precisionMode': TICK_SIZE, 'options': { 'allowedCandles': 1440, 'accessToken': None, 'createMarketBuyOrderRequiresPrice': True, 'matcherPublicKey': None, 'quotes': None, 'createOrderDefaultExpiry': 2419200000, # 60 * 60 * 24 * 28 * 1000 'wavesAddress': None, 'withdrawFeeUSDN': 7420, 'withdrawFeeWAVES': 100000, 'wavesPrecision': 1e-8, 'messagePrefix': 'W', # W for production, T for testnet 'networks': { 'ERC20': 'ETH', 'BEP20': 'BSC', }, }, 'features': { 'spot': { 'sandbox': True, 'createOrder': { 'marginMode': False, 'triggerPrice': True, # todo 'triggerDirection': False, 'triggerPriceType': None, 'stopLossPrice': False, # todo 'takeProfitPrice': False, # todo 'attachedStopLossTakeProfit': None, 'timeInForce': { 'IOC': False, 'FOK': False, 'PO': False, 'GTD': True, # todo }, 'hedged': False, 'trailing': False, 'leverage': False, 'marketBuyByCost': False, # todo 'marketBuyRequiresPrice': True, 'selfTradePrevention': False, 'iceberg': False, }, 'createOrders': None, 'fetchMyTrades': { 'marginMode': False, 'limit': 100, # todo 'daysBack': 100000, # todo 'untilDays': 100000, # todo 'symbolRequired': False, }, 'fetchOrder': { 'marginMode': False, 'trigger': False, 'trailing': False, 'symbolRequired': False, }, 'fetchOpenOrders': { 'marginMode': False, 'limit': 100, # todo 'trigger': False, 'trailing': False, 'symbolRequired': False, }, 'fetchOrders': { 'marginMode': False, 'limit': 100, # todo 'daysBack': None, 'untilDays': None, 'trigger': False, 'trailing': False, 'symbolRequired': True, }, # todo 'fetchClosedOrders': { 'marginMode': False, 'limit': 100, 'daysBack': 100000, # todo 'daysBackCanceled': 1, # todo 'untilDays': 100000, # todo 'trigger': False, 'trailing': False, 'symbolRequired': False, }, 'fetchOHLCV': { 'limit': None, # todo }, }, 'swap': { 'linear': None, 'inverse': None, }, 'future': { 'linear': None, 'inverse': None, }, }, '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, '9437184': BadRequest, # {"error":9437184,"message":"The order is invalid: SpendAmount should be > 0","template":"The order is invalid: {{details}}","params":{"details":"SpendAmount should be > 0"},"status":"OrderRejected","success":false} '9437193': OrderNotFound, '1048577': BadRequest, '1051904': AuthenticationError, }, }) def set_sandbox_mode(self, enabled): self.options['messagePrefix'] = 'T' if enabled else 'W' self.options['sandboxMode'] = enabled super(wavesexchange, self).set_sandbox_mode(enabled) def get_fees_for_asset(self, symbol: str, side, amount, price, params={}): self.load_markets() market = self.market(symbol) amount = self.to_real_symbol_amount(symbol, amount) price = self.to_real_symbol_price(symbol, price) request = self.extend({ 'baseId': market['baseId'], 'quoteId': market['quoteId'], 'orderType': side, 'amount': amount, 'price': price, }, params) return self.matcherPostMatcherOrderbookBaseIdQuoteIdCalculateFee(request) def custom_calculate_fee(self, symbol: str, type, side, amount, price, takerOrMaker='taker', params={}): response = self.get_fees_for_asset(symbol, side, amount, price) # { # "base":{ # "feeAssetId":"WAVES", # "matcherFee":"1000000" # }, # "discount":{ # "feeAssetId":"EMAMLxDnv3xiz8RXg8Btj33jcEw3wLczL3JKYYmuubpc", # "matcherFee":"4077612" # } # } isDiscountFee = self.safe_bool(params, 'isDiscountFee', False) mode = None if isDiscountFee: mode = self.safe_value(response, 'discount') else: mode = self.safe_value(response, 'base') matcherFee = self.safe_string(mode, 'matcherFee') feeAssetId = self.safe_string(mode, 'feeAssetId') feeAsset = self.safe_currency_code(feeAssetId) adjustedMatcherFee = self.from_real_currency_amount(feeAsset, matcherFee) amountAsString = self.number_to_string(amount) priceAsString = self.number_to_string(price) feeCost = self.fee_to_precision(symbol, self.parse_number(adjustedMatcherFee)) feeRate = Precise.string_div(adjustedMatcherFee, Precise.string_mul(amountAsString, priceAsString)) return { 'type': takerOrMaker, 'currency': feeAsset, 'rate': self.parse_number(feeRate), 'cost': self.parse_number(feeCost), } def get_quotes(self): quotes = self.safe_value(self.options, 'quotes') if quotes: return quotes else: # currencies can have any name because you can create you own token # result someone can create a fake token called BTC # we use self mapping to determine the real tokens # https://docs.wx.network/en/waves-matcher/matcher-api#asset-pair response = self.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 = {} priceAssets = self.safe_value(response, 'priceAssets') for i in range(0, len(priceAssets)): quotes[priceAssets[i]] = True self.options['quotes'] = quotes return quotes def fetch_markets(self, params={}) -> List[Market]: """ 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 """ response = self.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 # } # ... # ] # result = [] for i in range(0, len(response)): entry = response[i] baseId = self.safe_string(entry, 'amountAssetID') quoteId = self.safe_string(entry, 'priceAssetID') id = baseId + '/' + quoteId marketId = self.safe_string(entry, 'symbol') base, quote = marketId.split('/') base = self.safe_currency_code(base) quote = self.safe_currency_code(quote) symbol = base + '/' + quote result.append({ 'id': id, 'symbol': symbol, 'base': base, 'quote': quote, 'settle': None, 'baseId': baseId, 'quoteId': quoteId, 'settleId': None, 'type': 'spot', 'spot': True, 'margin': False, 'swap': False, 'future': False, 'option': False, 'active': None, 'contract': False, 'linear': None, 'inverse': None, 'contractSize': None, 'expiry': None, 'expiryDatetime': None, 'strike': None, 'optionType': None, 'precision': { 'amount': self.parse_number(self.parse_precision(self.safe_string(entry, 'amountAssetDecimals'))), 'price': self.parse_number(self.parse_precision(self.safe_string(entry, 'priceAssetDecimals'))), }, 'limits': { 'leverage': { 'min': None, 'max': None, }, 'amount': { 'min': None, 'max': None, }, 'price': { 'min': None, 'max': None, }, 'cost': { 'min': None, 'max': None, }, }, 'created': None, 'info': entry, }) return result def fetch_order_book(self, symbol: str, limit: Int = None, params={}) -> OrderBook: """ fetches information on open orders with bid(buy) and ask(sell) prices, volumes and other data https://matcher.waves.exchange/api-docs/index.html#/markets/getOrderBook :param str 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 dict [params]: extra parameters specific to the exchange API endpoint :returns dict: A dictionary of `order book structures ` indexed by market symbols """ self.load_markets() market = self.market(symbol) request = self.extend({ 'baseId': market['baseId'], 'quoteId': market['quoteId'], }, params) response = self.matcherGetMatcherOrderbookBaseIdQuoteId(request) timestamp = self.safe_integer(response, 'timestamp') bids = self.parse_order_book_side(self.safe_value(response, 'bids'), market, limit) asks = self.parse_order_book_side(self.safe_value(response, 'asks'), market, limit) return { 'symbol': symbol, 'bids': bids, 'asks': asks, 'timestamp': timestamp, 'datetime': self.iso8601(timestamp), 'nonce': None, } def parse_order_book_side(self, bookSide, market=None, limit: Int = None): precision = market['precision'] wavesPrecision = self.safe_string(self.options, 'wavesPrecision', '1e-8') amountPrecisionString = self.safe_string(precision, 'amount') pricePrecisionString = self.safe_string(precision, 'price') difference = Precise.string_div(amountPrecisionString, pricePrecisionString) pricePrecision = Precise.string_div(wavesPrecision, difference) result = [] for i in range(0, len(bookSide)): entry = bookSide[i] entryPrice = self.safe_string(entry, 'price', '0') entryAmount = self.safe_string(entry, 'amount', '0') price = None amount = None if (pricePrecision is not None) and (entryPrice is not None): price = Precise.string_mul(entryPrice, pricePrecision) if (amountPrecisionString is not None) and (entryAmount is not None): amount = Precise.string_mul(entryAmount, amountPrecisionString) if (limit is not None) and (i > limit): break result.append([ self.parse_number(price), self.parse_number(amount), ]) return result def check_required_keys(self): if self.apiKey is None: raise AuthenticationError(self.id + ' requires apiKey credential') if self.secret is None: raise AuthenticationError(self.id + ' requires secret credential') apiKeyBytes = None secretKeyBytes = None try: apiKeyBytes = self.base58_to_binary(self.apiKey) except Exception as e: raise AuthenticationError(self.id + ' apiKey must be a base58 encoded public key') try: secretKeyBytes = self.base58_to_binary(self.secret) except Exception as e: raise AuthenticationError(self.id + ' secret must be a base58 encoded private key') hexApiKeyBytes = self.binary_to_base16(apiKeyBytes) hexSecretKeyBytes = self.binary_to_base16(secretKeyBytes) if len(hexApiKeyBytes) != 64: raise AuthenticationError(self.id + ' apiKey must be a base58 encoded public key') if len(hexSecretKeyBytes) != 64: raise AuthenticationError(self.id + ' secret must be a base58 encoded private key') return True def sign(self, path, api='public', method='GET', params={}, headers=None, body=None): query = self.omit(params, self.extract_params(path)) isCancelOrder = path == 'matcher/orders/{wavesAddress}/cancel' path = self.implode_params(path, params) url = self.urls['api'][api] + '/' + path queryString = self.urlencode_with_array_repeat(query) if (api == 'private') or (api == 'forward'): headers = { 'Accept': 'application/json', } accessToken = self.safe_string(self.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 = self.json([query['orderId']]) queryString = '' if len(queryString) > 0: url += '?' + queryString elif api == 'matcher': if method == 'POST': headers = { 'Accept': 'application/json', 'Content-Type': 'application/json', } body = self.json(query) else: headers = query else: if method == 'POST': headers = { 'content-type': 'application/json', } body = self.json(query) else: headers = { 'content-type': 'application/x-www-form-urlencoded', } if len(queryString) > 0: url += '?' + queryString return {'url': url, 'method': method, 'body': body, 'headers': headers} def sign_in(self, params={}): """ sign in, must be called prior to using other authenticated methods https://docs.wx.network/en/api/auth/oauth2-token :param dict [params]: extra parameters specific to the exchange API endpoint :returns: response from exchange """ if not self.safe_string(self.options, 'accessToken'): prefix = 'ffffff01' expiresDelta = 60 * 60 * 24 * 7 seconds = self.sum(self.seconds(), expiresDelta) seconds = str(seconds) clientId = 'wx.network' # W for production, T for testnet defaultMessagePrefix = self.safe_string(self.options, 'messagePrefix', 'W') message = defaultMessagePrefix + ':' + clientId + ':' + seconds messageHex = self.binary_to_base16(self.encode(message)) payload = prefix + messageHex hexKey = self.binary_to_base16(self.base58_to_binary(self.secret)) signature = self.axolotl(payload, hexKey, 'ed25519') request: dict = { 'grant_type': 'password', 'scope': 'general', 'username': self.apiKey, 'password': seconds + ':' + signature, 'client_id': clientId, } response = self.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"} self.options['accessToken'] = self.safe_string(response, 'access_token') return self.options['accessToken'] return None def parse_ticker(self, ticker: dict, market: Market = None) -> Ticker: # # { # "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" # } # timestamp = self.safe_integer(ticker, 'timestamp') marketId = self.safe_string(ticker, 'symbol') market = self.safe_market(marketId, market, '/') symbol = market['symbol'] last = self.safe_string_2(ticker, '24h_close', 'lastPrice') low = self.safe_string_2(ticker, '24h_low', 'low') high = self.safe_string_2(ticker, '24h_high', 'high') vwap = self.safe_string_2(ticker, '24h_vwap', 'weightedAveragePrice') baseVolume = self.safe_string_2(ticker, '24h_volume', 'volume') quoteVolume = self.safe_string_2(ticker, '24h_priceVolume', 'quoteVolume') open = self.safe_string_2(ticker, '24h_open', 'firstPrice') return self.safe_ticker({ 'symbol': symbol, 'timestamp': timestamp, 'datetime': self.iso8601(timestamp), 'high': high, 'low': low, 'bid': None, 'bidVolume': None, 'ask': None, 'askVolume': None, 'vwap': vwap, 'open': open, 'close': last, 'last': last, 'previousClose': None, 'change': None, 'percentage': None, 'average': None, 'baseVolume': baseVolume, 'quoteVolume': quoteVolume, 'info': ticker, }, market) def fetch_ticker(self, symbol: str, params={}) -> Ticker: """ fetches a price ticker, a statistical calculation with the information calculated over the past 24 hours for a specific market https://api.wavesplatform.com/v0/docs/#/pairs/getPairsListAll :param str symbol: unified symbol of the market to fetch the ticker for :param dict [params]: extra parameters specific to the exchange API endpoint :returns dict: a `ticker structure ` """ self.load_markets() market = self.market(symbol) request: dict = { 'pairs': market['id'], } response = self.publicGetPairs(self.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" # } # ] # } # data = self.safe_value(response, 'data', []) ticker = self.safe_value(data, 0, {}) dataTicker = self.safe_dict(ticker, 'data', {}) return self.parse_ticker(dataTicker, market) def fetch_tickers(self, symbols: Strings = None, params={}) -> Tickers: """ fetches price tickers for multiple markets, statistical information calculated over the past 24 hours for each market :param str[] [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 exchange API endpoint :returns dict: a dictionary of `ticker structures ` """ self.load_markets() response = self.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 self.parse_tickers(response, symbols) def fetch_ohlcv(self, symbol: str, timeframe: str = '1m', since: Int = None, limit: Int = None, params={}) -> List[list]: """ fetches historical candlestick data containing the open, high, low, and close price, and the volume of a market https://api.wavesplatform.com/v0/docs/#/candles/getCandles :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 [since]: timestamp in ms of the earliest candle to fetch :param int [limit]: the maximum amount of candles to fetch :param dict [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, open, high, low, close, volume """ self.load_markets() market = self.market(symbol) request: dict = { 'baseId': market['baseId'], 'quoteId': market['quoteId'], 'interval': self.safe_string(self.timeframes, timeframe, timeframe), } allowedCandles = self.safe_integer(self.options, 'allowedCandles', 1440) until = self.safe_integer(params, 'until') untilIsDefined = until is not None if limit is None: limit = allowedCandles limit = min(allowedCandles, limit) duration = self.parse_timeframe(timeframe) * 1000 if since is None: now = self.milliseconds() timeEnd = until if untilIsDefined else now durationRoundedTimestamp = self.parse_to_int(timeEnd / duration) * duration delta = (limit - 1) * duration timeStart = durationRoundedTimestamp - delta request['timeStart'] = str(timeStart) if untilIsDefined: request['timeEnd'] = str(until) else: request['timeStart'] = str(since) if untilIsDefined: request['timeEnd'] = str(until) else: timeEnd = self.sum(since, duration * limit) request['timeEnd'] = str(timeEnd) params = self.omit(params, 'until') response = self.publicGetCandlesBaseIdQuoteId(self.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" # } # } # ] # } # data = self.safe_value(response, 'data', []) result = self.parse_ohlcvs(data, market, timeframe, since, limit) result = self.filter_future_candles(result) lastClose = None length = len(result) for i in range(0, len(result)): j = length - i - 1 entry = result[j] open = entry[1] if open is None: entry[1] = lastClose entry[2] = lastClose entry[3] = lastClose entry[4] = lastClose result[j] = entry lastClose = entry[4] return result def filter_future_candles(self, ohlcvs): result = [] timestamp = self.milliseconds() for i in range(0, len(ohlcvs)): if ohlcvs[i][0] > timestamp: # stop when getting data from the future break result.append(ohlcvs[i]) return result def parse_ohlcv(self, ohlcv, market: Market = None) -> list: # # { # "__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" # } # } # data = self.safe_value(ohlcv, 'data', {}) return [ self.parse8601(self.safe_string(data, 'time')), self.safe_number(data, 'open'), self.safe_number(data, 'high'), self.safe_number(data, 'low'), self.safe_number(data, 'close'), self.safe_number(data, 'volume', 0), ] def fetch_deposit_address(self, code: str, params={}) -> DepositAddress: """ fetch the deposit address for a currency associated with self account :param str code: unified currency code :param dict [params]: extra parameters specific to the exchange API endpoint :returns dict: an `address structure ` """ self.sign_in() networks = self.safe_value(self.options, 'networks', {}) rawNetwork = self.safe_string_upper(params, 'network') network = self.safe_string(networks, rawNetwork, rawNetwork) params = self.omit(params, ['network']) supportedCurrencies = self.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" # ] # } # ] # } # currencies: dict = {} networksByCurrency: dict = {} items = self.safe_value(supportedCurrencies, 'items', []) for i in range(0, len(items)): entry = items[i] currencyId = self.safe_string(entry, 'id') innerCurrencies = self.safe_value(entry, 'currencies', []) for j in range(0, len(innerCurrencies)): currencyCode = self.safe_string(innerCurrencies, j) currencies[currencyCode] = True if not (currencyCode in networksByCurrency): networksByCurrency[currencyCode] = {} networksByCurrency[currencyCode][currencyId] = True if not (code in currencies): codes = list(currencies.keys()) raise ExchangeError(self.id + ' fetchDepositAddress() ' + code + ' not supported. Currency code must be one of ' + ', '.join(codes)) response = None if network is None: request: dict = { 'currency': code, } response = self.privateGetDepositAddressesCurrency(self.extend(request, params)) else: supportedNetworks = networksByCurrency[code] if not (network in supportedNetworks): supportedNetworkKeys = list(supportedNetworks.keys()) raise ExchangeError(self.id + ' ' + network + ' network ' + code + ' deposit address not supported. Network must be one of ' + ', '.join(supportedNetworkKeys)) if network == 'WAVES': request: dict = { 'publicKey': self.apiKey, } responseInner = self.nodeGetAddressesPublicKeyPublicKey(self.extend(request, request)) addressInner = self.safe_string(response, 'address') return { 'info': responseInner, 'currency': code, 'network': network, 'address': addressInner, 'tag': None, } else: request: dict = { 'currency': code, 'platform': network, } response = self.privateGetDepositAddressesCurrencyPlatform(self.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" # ] # } currency = self.safe_value(response, 'currency') networkId = self.safe_string(currency, 'platform_id') networkByIds = self.safe_value(self.options, 'networkByIds', {}) unifiedNetwork = self.safe_string(networkByIds, networkId, networkId) addresses = self.safe_value(response, 'deposit_addresses') address = self.safe_string(addresses, 0) return { 'info': response, 'currency': code, 'network': unifiedNetwork, 'address': address, 'tag': None, } def get_matcher_public_key(self): # self method returns a single string matcherPublicKey = self.safe_string(self.options, 'matcherPublicKey') if matcherPublicKey: return matcherPublicKey else: response = self.matcherGetMatcher() # remove trailing quotes from string response self.options['matcherPublicKey'] = response[1:len(response) - 1] return self.options['matcherPublicKey'] def get_asset_bytes(self, currencyId): if currencyId == 'WAVES': return self.number_to_be(0, 1) else: return self.binary_concat(self.number_to_be(1, 1), self.base58_to_binary(currencyId)) def get_asset_id(self, currencyId): if currencyId == 'WAVES': return '' return currencyId def to_real_currency_amount(self, code: str, amount: float, networkCode=None): currency = self.currency(code) stringValue = Precise.string_div(self.number_to_string(amount), self.safe_string(currency, 'precision')) return int(stringValue) def from_real_currency_amount(self, code: str, amountString: str): if not (code in self.currencies): return amountString currency = self.currency(code) precisionAmount = self.safe_string(currency, 'precision') return Precise.string_mul(amountString, precisionAmount) def to_real_symbol_price(self, symbol: str, price: float): market = self.market(symbol) stringValue = Precise.string_div(self.number_to_string(price), self.safe_string(market['precision'], 'price')) return int(stringValue) def from_real_symbol_price(self, symbol: str, priceString: str): market = self.markets[symbol] return Precise.string_mul(priceString, self.safe_string(market['precision'], 'price')) def to_real_symbol_amount(self, symbol: str, amount: float): market = self.market(symbol) stringValue = Precise.string_div(self.number_to_string(amount), self.safe_string(market['precision'], 'amount')) return int(stringValue) def from_real_symbol_amount(self, symbol: str, amountString: str): market = self.markets[symbol] return Precise.string_mul(amountString, market['precision']['amount']) def safe_get_dynamic(self, settings): orderFee = self.safe_value(settings, 'orderFee') if 'dynamic' in orderFee: return self.safe_value(orderFee, 'dynamic') else: return self.safe_value(orderFee['composite']['default'], 'dynamic') def safe_get_rates(self, dynamic): rates = self.safe_value(dynamic, 'rates') if rates is None: return {'WAVES': 1} return rates def create_order(self, symbol: str, type: OrderType, side: OrderSide, amount: float, price: Num = None, params={}): """ create a trade order https://matcher.waves.exchange/api-docs/index.html#/serialize/serializeOrder :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 [price]: the price at which the order is to be fulfilled, in units of the quote currency, ignored in market orders :param dict [params]: extra parameters specific to the exchange API endpoint :param float [params.triggerPrice]: The price at which a stop order is triggered at :returns dict: an `order structure ` """ self.check_required_dependencies() self.check_required_keys() self.load_markets() market = self.market(symbol) matcherPublicKey = self.get_matcher_public_key() amountAsset = self.get_asset_id(market['baseId']) priceAsset = self.get_asset_id(market['quoteId']) isMarketOrder = (type == 'market') triggerPrice = self.safe_float_2(params, 'triggerPrice', 'stopPrice') isStopOrder = (triggerPrice is not None) if (isMarketOrder) and (price is None): raise InvalidOrder(self.id + ' createOrder() requires a price argument for ' + type + ' orders to determine the max price for buy and the min price for sell') timestamp = self.milliseconds() defaultExpiryDelta = None defaultExpiryDelta, params = self.handle_option_and_params(params, 'createOrder', 'defaultExpiry', self.safe_integer(self.options, 'createOrderDefaultExpiry', 2419200000)) expiration = self.sum(timestamp, defaultExpiryDelta) matcherFees = self.get_fees_for_asset(symbol, side, amount, price) # { # "base":{ # "feeAssetId":"WAVES", # varies depending on the trading pair # "matcherFee":"1000000" # }, # "discount":{ # "feeAssetId":"EMAMLxDnv3xiz8RXg8Btj33jcEw3wLczL3JKYYmuubpc", # "matcherFee":"4077612" # } # } base = self.safe_value_2(matcherFees, 'base', 'discount') baseFeeAssetId = self.safe_string(base, 'feeAssetId') baseFeeAsset = self.safe_currency_code(baseFeeAssetId) baseMatcherFee = self.safe_string(base, 'matcherFee') discount = self.safe_value(matcherFees, 'discount') discountFeeAssetId = self.safe_string(discount, 'feeAssetId') discountFeeAsset = self.safe_currency_code(discountFeeAssetId) discountMatcherFee = self.safe_string(discount, 'matcherFee') matcherFeeAssetId = None matcherFee = None # check first if user supplied asset fee is valid if ('feeAsset' in params) or ('feeAsset' in self.options): feeAsset = self.safe_string(params, 'feeAsset', self.safe_string(self.options, 'feeAsset')) feeCurrency = self.currency(feeAsset) matcherFeeAssetId = self.safe_string(feeCurrency, 'id') balances = self.fetch_balance() if matcherFeeAssetId is not None: if baseFeeAssetId != matcherFeeAssetId and discountFeeAssetId != matcherFeeAssetId: raise InvalidOrder(self.id + ' asset fee must be ' + baseFeeAsset + ' or ' + discountFeeAsset) matcherFeeAsset = self.safe_currency_code(matcherFeeAssetId) rawMatcherFee = baseMatcherFee if (matcherFeeAssetId == baseFeeAssetId) else discountMatcherFee floatMatcherFee = float(self.from_real_currency_amount(matcherFeeAsset, rawMatcherFee)) if (matcherFeeAsset in balances) and (balances[matcherFeeAsset]['free'] >= floatMatcherFee): matcherFee = int(rawMatcherFee) else: raise InsufficientFunds(self.id + ' not enough funds of the selected asset fee') floatBaseMatcherFee = self.from_real_currency_amount(baseFeeAsset, baseMatcherFee) floatDiscountMatcherFee = self.from_real_currency_amount(discountFeeAsset, discountMatcherFee) if matcherFeeAssetId is None: # try to the pay the fee using the base first then discount asset if (baseFeeAsset in balances) and (balances[baseFeeAsset]['free'] >= float(floatBaseMatcherFee)): matcherFeeAssetId = baseFeeAssetId matcherFee = int(baseMatcherFee) else: if (discountFeeAsset in balances) and (balances[discountFeeAsset]['free'] >= float(floatDiscountMatcherFee)): matcherFeeAssetId = discountFeeAssetId matcherFee = int(discountMatcherFee) if matcherFeeAssetId is None: raise InsufficientFunds(self.id + ' not enough funds on none of the eligible asset fees: ' + baseFeeAsset + ' ' + floatBaseMatcherFee + ' or ' + discountFeeAsset + ' ' + floatDiscountMatcherFee) amount = self.to_real_symbol_amount(symbol, amount) price = self.to_real_symbol_price(symbol, price) assetPair: dict = { 'amountAsset': amountAsset, 'priceAsset': priceAsset, } sandboxMode = self.safe_bool(self.options, 'sandboxMode', False) chainId = 84 if (sandboxMode) else 87 body: dict = { 'senderPublicKey': self.apiKey, 'matcherPublicKey': matcherPublicKey, 'assetPair': assetPair, 'orderType': side, 'price': price, 'amount': amount, 'timestamp': timestamp, 'expiration': expiration, 'matcherFee': int(matcherFee), 'priceMode': 'assetDecimals', 'version': 4, 'chainId': chainId, } if isStopOrder: # # { # "v": 1, # version(int) # "c": { # condition(object) # "t": "sp", # condition type. for now only "stop-price"(string) # "v": { # value(object) # "p": "123", # price(long) # }, # }, # } # attachment: dict = { 'v': 1, 'c': { 't': 'sp', 'v': { 'p': self.to_real_symbol_price(symbol, triggerPrice), }, }, } body['attachment'] = self.binary_to_base58(self.encode(json.dumps(attachment))) if matcherFeeAssetId != 'WAVES': body['matcherFeeAssetId'] = matcherFeeAssetId serializedOrder = self.matcherPostMatcherOrdersSerialize(body) if (serializedOrder[0] == '"') and (serializedOrder[(len(serializedOrder) - 1)] == '"'): serializedOrder = serializedOrder[1:len(serializedOrder) - 1] signature = self.axolotl(self.binary_to_base16(self.base58_to_binary(serializedOrder)), self.binary_to_base16(self.base58_to_binary(self.secret)), 'ed25519') body['signature'] = signature # # { # "success": True, # "message": { # "version": 4, # "id": "8VR49dLZFaYcVwzx9TqVMTAZCSUoyB74kLUHrEPCSJgN", # "sender": "3MpEdBXtsRHRj2TvZURSb8uLDxzneVbYczW", # "senderPublicKey": "8aUTNqHGCBiubySBRhcS1N6NC5jLczhVcndRfMAuwtkY", # "matcherPublicKey": "8QUAqtTckM5B8gvcuP7mMswat9SjKUuafJMusEoSn1Gy", # "assetPair": { # "amountAsset": "EMAMLxDnv3xiz8RXg8Btj33jcEw3wLczL3JKYYmuubpc", # "priceAsset": "25FEqEjRkqK6yCkiT7Lz6SAYz7gUFCtxfCChnrVFD5AT" # }, # "orderType": "sell", # "amount": 100000, # "price": 480000, # "timestamp": 1690852043772, # "expiration": 1693271243772, # "matcherFee": 83327570, # "signature": "3QYDWQVSP4kdqpTLodCuboh8bpWd6GW5s1pQyKdce1JBDwX6t4kH5Xtuq35pqo94gxjo3cfG6k6Xuic2JaYLubkK", # "proofs": [ # "3QYDWQVSP4kdqpTLodCuboh8bpWd6GW5s1pQyKdce1JBDwX6t4kH5Xtuq35pqo94gxjo3cfG6k6Xuic2JaYLubkK" # ], # "matcherFeeAssetId": "EMAMLxDnv3xiz8RXg8Btj33jcEw3wLczL3JKYYmuubpc", # "eip712Signature": null, # "priceMode": "assetDecimals", # "attachment": "2PQ4akZHnMSZrQissuu5uudoXbgsipeDnFcRtXtjVgkdm1gUWEgGzp" # }, # "status": "OrderAccepted" # } # if isMarketOrder: response = self.matcherPostMatcherOrderbookMarket(self.extend(body, params)) value = self.safe_dict(response, 'message') return self.parse_order(value, market) else: response = self.matcherPostMatcherOrderbook(self.extend(body, params)) value = self.safe_dict(response, 'message') return self.parse_order(value, market) def cancel_order(self, id: str, symbol: Str = None, params={}): """ cancels an open order https://matcher.waves.exchange/api-docs/index.html#/cancel/cancelOrdersByIdsWithKeyOrSignature :param str id: order id :param str symbol: unified symbol of the market the order was made in :param dict [params]: extra parameters specific to the exchange API endpoint :returns dict: An `order structure ` """ self.check_required_dependencies() self.check_required_keys() self.sign_in() wavesAddress = self.get_waves_address() response = self.forwardPostMatcherOrdersWavesAddressCancel({ 'wavesAddress': wavesAddress, 'orderId': id, }) # { # "success":true, # "message":[[{"orderId":"EBpJeGM36KKFz5gTJAUKDBm89V8wqxKipSFBdU35AN3c","success":true,"status":"OrderCanceled"}]], # "status":"BatchCancelCompleted" # } message = self.safe_value(response, 'message') firstMessage = self.safe_value(message, 0) firstOrder = self.safe_value(firstMessage, 0) returnedId = self.safe_string(firstOrder, 'orderId') return self.safe_order({ 'info': response, 'id': returnedId, 'clientOrderId': None, 'timestamp': None, 'datetime': None, 'lastTradeTimestamp': None, 'symbol': symbol, 'type': None, 'side': None, 'price': None, 'amount': None, 'cost': None, 'average': None, 'filled': None, 'remaining': None, 'status': None, 'fee': None, 'trades': None, }) def fetch_order(self, id: str, symbol: Str = None, params={}): """ fetches information on an order made by the user https://matcher.waves.exchange/api-docs/index.html#/status/getOrderStatusByPKAndIdWithSig :param str id: order id :param str symbol: unified symbol of the market the order was made in :param dict [params]: extra parameters specific to the exchange API endpoint :returns dict: An `order structure ` """ self.check_required_dependencies() self.check_required_keys() self.load_markets() market = None if symbol is not None: market = self.market(symbol) timestamp = self.milliseconds() byteArray = [ self.base58_to_binary(self.apiKey), self.number_to_be(timestamp, 8), ] binary = self.binary_concat_array(byteArray) hexSecret = self.binary_to_base16(self.base58_to_binary(self.secret)) signature = self.axolotl(self.binary_to_base16(binary), hexSecret, 'ed25519') request: dict = { 'Timestamp': str(timestamp), 'Signature': signature, 'publicKey': self.apiKey, 'orderId': id, } response = self.matcherGetMatcherOrderbookPublicKeyOrderId(self.extend(request, params)) return self.parse_order(response, market) def fetch_orders(self, symbol: Str = None, since: Int = None, limit: Int = None, params={}) -> List[Order]: """ fetches information on multiple orders made by the user :param str symbol: unified market symbol of the market orders were made in :param int [since]: the earliest time in ms to fetch orders for :param int [limit]: the maximum number of order structures to retrieve :param dict [params]: extra parameters specific to the exchange API endpoint :returns Order[]: a list of `order structures ` """ self.check_required_dependencies() self.check_required_keys() if symbol is None: raise ArgumentsRequired(self.id + ' fetchOrders() requires a symbol argument') self.load_markets() market = self.market(symbol) timestamp = self.milliseconds() byteArray = [ self.base58_to_binary(self.apiKey), self.number_to_be(timestamp, 8), ] binary = self.binary_concat_array(byteArray) hexSecret = self.binary_to_base16(self.base58_to_binary(self.secret)) signature = self.axolotl(self.binary_to_base16(binary), hexSecret, 'ed25519') request: dict = { 'Accept': 'application/json', 'Timestamp': str(timestamp), 'Signature': signature, 'publicKey': self.apiKey, 'baseId': market['baseId'], 'quoteId': market['quoteId'], } response = self.matcherGetMatcherOrderbookBaseIdQuoteIdPublicKeyPublicKey(self.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 self.parse_orders(response, market, since, limit) def fetch_open_orders(self, symbol: Str = None, since: Int = None, limit: Int = None, params={}) -> List[Order]: """ fetch all unfilled currently open orders :param str symbol: unified market symbol :param int [since]: the earliest time in ms to fetch open orders for :param int [limit]: the maximum number of open orders structures to retrieve :param dict [params]: extra parameters specific to the exchange API endpoint :returns Order[]: a list of `order structures ` """ self.load_markets() self.sign_in() market = None if symbol is not None: market = self.market(symbol) address = self.get_waves_address() request: dict = { 'address': address, 'activeOnly': True, } response = self.forwardGetMatcherOrdersAddress(request) return self.parse_orders(response, market, since, limit) def fetch_closed_orders(self, symbol: Str = None, since: Int = None, limit: Int = None, params={}) -> List[Order]: """ fetches information on multiple closed orders made by the user :param str symbol: unified market symbol of the market orders were made in :param int [since]: the earliest time in ms to fetch orders for :param int [limit]: the maximum number of order structures to retrieve :param dict [params]: extra parameters specific to the exchange API endpoint :returns Order[]: a list of `order structures ` """ self.load_markets() self.sign_in() market = None if symbol is not None: market = self.market(symbol) address = self.get_waves_address() request: dict = { 'address': address, 'closedOnly': True, } response = self.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 self.parse_orders(response, market, since, limit) def parse_order_status(self, status: Str): statuses: dict = { 'Cancelled': 'canceled', 'Accepted': 'open', 'Filled': 'closed', 'PartiallyFilled': 'open', } return self.safe_string(statuses, status, status) def get_symbol_from_asset_pair(self, assetPair): # a blank string or null can indicate WAVES baseId = self.safe_string(assetPair, 'amountAsset', 'WAVES') quoteId = self.safe_string(assetPair, 'priceAsset', 'WAVES') return self.safe_currency_code(baseId) + '/' + self.safe_currency_code(quoteId) def parse_order(self, order: dict, market: Market = None) -> Order: # # createOrder # # { # "version": 4, # "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", # ], # "attachment":"77rnoyFX5BDr15hqZiUtgXKSN46zsbHHQjVNrTMLZcLz62mmFKr39FJ" # } # # # 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": 4, # "totalExecutedPriceAssets": 0, # in fetchOpenOrder/s # "attachment":"77rnoyFX5BDr15hqZiUtgXKSN46zsbHHQjVNrTMLZcLz62mmFKr39FJ" # } # timestamp = self.safe_integer(order, 'timestamp') side = self.safe_string_2(order, 'type', 'orderType') type = 'limit' if 'type' in order: # fetchOrders type = self.safe_string(order, 'orderType', type) id = self.safe_string(order, 'id') filledString = self.safe_string(order, 'filled') priceString = self.safe_string(order, 'price') amountString = self.safe_string(order, 'amount') assetPair = self.safe_value(order, 'assetPair') symbol = None if assetPair is not None: symbol = self.get_symbol_from_asset_pair(assetPair) elif market is not None: symbol = market['symbol'] amountCurrency = self.safe_currency_code(self.safe_string(assetPair, 'amountAsset', 'WAVES')) price = self.from_real_symbol_price(symbol, priceString) amount = self.from_real_currency_amount(amountCurrency, amountString) filled = self.from_real_currency_amount(amountCurrency, filledString) average = self.from_real_symbol_price(symbol, self.safe_string(order, 'avgWeighedPrice')) status = self.parse_order_status(self.safe_string(order, 'status')) fee = None if 'type' in order: code = self.safe_currency_code(self.safe_string(order, 'feeAsset')) fee = { 'currency': code, 'fee': self.parse_number(self.from_real_currency_amount(code, self.safe_string(order, 'filledFee'))), } else: code = self.safe_currency_code(self.safe_string(order, 'matcherFeeAssetId', 'WAVES')) fee = { 'currency': code, 'fee': self.parse_number(self.from_real_currency_amount(code, self.safe_string(order, 'matcherFee'))), } triggerPrice = None attachment = self.safe_string(order, 'attachment') if attachment is not None: decodedAttachment = self.parse_json(self.decode(self.base58_to_binary(attachment))) if decodedAttachment is not None: c = self.safe_value(decodedAttachment, 'c') if c is not None: v = self.safe_value(c, 'v') if v is not None: triggerPrice = self.safe_string(v, 'p') return self.safe_order({ 'info': order, 'id': id, 'clientOrderId': None, 'timestamp': timestamp, 'datetime': self.iso8601(timestamp), 'lastTradeTimestamp': None, 'symbol': symbol, 'type': type, 'timeInForce': None, 'postOnly': None, 'side': side, 'price': price, 'triggerPrice': triggerPrice, 'amount': amount, 'cost': None, 'average': average, 'filled': filled, 'remaining': None, 'status': status, 'fee': fee, 'trades': None, }, market) def get_waves_address(self): cachedAddreess = self.safe_string(self.options, 'wavesAddress') if cachedAddreess is None: request: dict = { 'publicKey': self.apiKey, } response = self.nodeGetAddressesPublicKeyPublicKey(request) self.options['wavesAddress'] = self.safe_string(response, 'address') return self.options['wavesAddress'] else: return cachedAddreess def fetch_balance(self, params={}) -> Balances: """ 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 exchange API endpoint :returns dict: a `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 self.check_required_dependencies() self.check_required_keys() self.load_markets() wavesAddress = self.get_waves_address() request: dict = { 'address': wavesAddress, } totalBalance = self.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 # } # } # ] # } balances = self.safe_value(totalBalance, 'balances', []) result: dict = {} timestamp = None assetIds = [] nonStandardBalances = [] for i in range(0, len(balances)): entry = balances[i] entryTimestamp = self.safe_integer(entry, 'timestamp') timestamp = entryTimestamp if (timestamp is None) else max(timestamp, entryTimestamp) issueTransaction = self.safe_value(entry, 'issueTransaction') currencyId = self.safe_string(entry, 'assetId') balance = self.safe_string(entry, 'balance') currencyExists = (currencyId in self.currencies_by_id) if currencyExists: code = self.safe_currency_code(currencyId) result[code] = self.account() result[code]['total'] = self.from_real_currency_amount(code, balance) elif issueTransaction is None: assetIds.append(currencyId) nonStandardBalances.append(balance) nonStandardAssets = len(assetIds) if nonStandardAssets: requestInner: dict = { 'ids': assetIds, } response = self.publicGetAssets(requestInner) data = self.safe_value(response, 'data', []) for i in range(0, len(data)): entry = data[i] balance = nonStandardBalances[i] inner = self.safe_value(entry, 'data') precision = self.parse_precision(self.safe_string(inner, 'precision')) ticker = self.safe_string(inner, 'ticker') code = self.safe_currency_code(ticker) result[code] = self.account() result[code]['total'] = Precise.string_mul(balance, precision) currentTimestamp = self.milliseconds() byteArray = [ self.base58_to_binary(self.apiKey), self.number_to_be(currentTimestamp, 8), ] binary = self.binary_concat_array(byteArray) hexSecret = self.binary_to_base16(self.base58_to_binary(self.secret)) signature = self.axolotl(self.binary_to_base16(binary), hexSecret, 'ed25519') matcherRequest: dict = { 'publicKey': self.apiKey, 'signature': signature, 'timestamp': str(currentTimestamp), } reservedBalance = self.matcherGetMatcherBalanceReservedPublicKey(matcherRequest) # {WAVES: 200300000} reservedKeys = list(reservedBalance.keys()) for i in range(0, len(reservedKeys)): currencyId = reservedKeys[i] code = self.safe_currency_code(currencyId) if not (code in result): result[code] = self.account() amount = self.safe_string(reservedBalance, currencyId) result[code]['used'] = self.from_real_currency_amount(code, amount) wavesRequest: dict = { 'address': wavesAddress, } wavesTotal = self.nodeGetAddressesBalanceAddress(wavesRequest) # { # "address": "3P8VzLSa23EW5CVckHbV7d5BoN75fF1hhFH", # "confirmations": 0, # "balance": 909085978 # } result['WAVES'] = self.safe_value(result, 'WAVES', self.account()) result['WAVES']['total'] = self.from_real_currency_amount('WAVES', self.safe_string(wavesTotal, 'balance')) result = self.set_undefined_balances_to_zero(result) result['timestamp'] = timestamp result['datetime'] = self.iso8601(timestamp) return self.safe_balance(result) def set_undefined_balances_to_zero(self, balances, key='used'): codes = list(balances.keys()) for i in range(0, len(codes)): code = codes[i] if self.safe_value(balances[code], 'used') is None: balances[code][key] = '0' return balances def fetch_my_trades(self, symbol: Str = None, since: Int = None, limit: Int = None, params={}): """ fetch all trades made by the user https://api.wavesplatform.com/v0/docs/#/transactions/searchTxsExchange :param str symbol: unified market symbol :param int [since]: the earliest time in ms to fetch trades for :param int [limit]: the maximum number of trades structures to retrieve :param dict [params]: extra parameters specific to the exchange API endpoint :returns Trade[]: a list of `trade structures ` """ self.load_markets() address = self.get_waves_address() request: dict = { 'sender': address, } market = None if symbol is not None: market = self.market(symbol) request['amountAsset'] = market['baseId'] request['priceAsset'] = market['quoteId'] response = self.publicGetTransactionsExchange(request) data = self.safe_value(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 self.parse_trades(data, market, since, limit) def fetch_trades(self, symbol: str, since: Int = None, limit: Int = None, params={}) -> List[Trade]: """ get the list of most recent trades for a particular symbol https://api.wavesplatform.com/v0/docs/#/transactions/searchTxsExchange :param str symbol: unified symbol of the market to fetch trades for :param int [since]: timestamp in ms of the earliest trade to fetch :param int [limit]: the maximum amount of trades to fetch :param dict [params]: extra parameters specific to the exchange API endpoint :returns Trade[]: a list of `trade structures ` """ self.load_markets() market = self.market(symbol) request: dict = { 'amountAsset': market['baseId'], 'priceAsset': market['quoteId'], } if limit is not None: request['limit'] = min(limit, 100) if since is not None: request['timeStart'] = since response = self.publicGetTransactionsExchange(request) data = self.safe_value(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 self.parse_trades(data, market, since, limit) def parse_trade(self, trade: dict, market: Market = None) -> Trade: # # {__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}}} # data = self.safe_value(trade, 'data') datetime = self.safe_string(data, 'timestamp') timestamp = self.parse8601(datetime) id = self.safe_string(data, 'id') priceString = self.safe_string(data, 'price') amountString = self.safe_string(data, 'amount') order1 = self.safe_value(data, 'order1') order2 = self.safe_value(data, 'order2') order = None # at first, detect if response is from `fetch_my_trades` if self.safe_string(order1, 'senderPublicKey') == self.apiKey: order = order1 elif self.safe_string(order2, 'senderPublicKey') == self.apiKey: order = order2 else: # response is from `fetch_trades`, so find only taker order date1 = self.safe_string(order1, 'timestamp') date2 = self.safe_string(order2, 'timestamp') ts1 = self.parse8601(date1) ts2 = self.parse8601(date2) if ts1 > ts2: order = order1 else: order = order2 symbol = None assetPair = self.safe_value(order, 'assetPair') if assetPair is not None: symbol = self.get_symbol_from_asset_pair(assetPair) elif market is not None: symbol = market['symbol'] side = self.safe_string(order, 'orderType') orderId = self.safe_string(order, 'id') fee = { 'cost': self.safe_string(order, 'matcherFee'), 'currency': self.safe_currency_code(self.safe_string(order, 'matcherFeeAssetId', 'WAVES')), } return self.safe_trade({ 'info': trade, 'timestamp': timestamp, 'datetime': datetime, 'symbol': symbol, 'id': id, 'order': orderId, 'type': None, 'side': side, 'takerOrMaker': None, 'price': priceString, 'amount': amountString, 'cost': None, 'fee': fee, }, market) def parse_deposit_withdraw_fees(self, response, codes: Strings = None, currencyIdKey=None) -> Any: depositWithdrawFees: dict = {} codes = self.market_codes(codes) for i in range(0, len(response)): entry = response[i] dictionary = entry currencyId = self.safe_string(dictionary, currencyIdKey) currency = self.safe_value(self.currencies_by_id, currencyId) code = self.safe_string(currency, 'code', currencyId) if (codes is None) or (self.in_array(code, codes)): depositWithdrawFee = self.safe_value(depositWithdrawFees, code) if depositWithdrawFee is None: depositWithdrawFee = { 'info': [dictionary], 'withdraw': { 'fee': None, 'percentage': None, }, 'deposit': { 'fee': None, 'percentage': None, }, 'networks': {}, } else: depositWithdrawFee = depositWithdrawFees[code] depositWithdrawFee['info'] = self.array_concat(depositWithdrawFee['info'], [dictionary]) networkId = self.safe_string(dictionary, 'platform_id') currencyCode = self.safe_string(currency, 'code') networkCode = self.network_id_to_code(networkId, currencyCode) network = self.safe_value(depositWithdrawFee['networks'], networkCode) if network is None: network = { 'withdraw': { 'fee': None, 'percentage': None, }, 'deposit': { 'fee': None, 'percentage': None, }, } feeType = self.safe_string(dictionary, 'type') fees = self.safe_value(dictionary, 'fees') networkKey = 'deposit' if feeType == 'withdrawal_currency': networkKey = 'withdraw' network[networkKey] = {'fee': self.safe_number(fees, 'flat'), 'percentage': False} depositWithdrawFee['networks'][networkCode] = network depositWithdrawFees[code] = depositWithdrawFee depositWithdrawFeesKeys = list(depositWithdrawFees.keys()) for i in range(0, len(depositWithdrawFeesKeys)): code = depositWithdrawFeesKeys[i] entry = depositWithdrawFees[code] networks = self.safe_value(entry, 'networks') networkKeys = list(networks.keys()) networkKeysLength = len(networkKeys) if networkKeysLength == 1: network = self.safe_value(networks, networkKeys[0]) depositWithdrawFees[code]['withdraw'] = self.safe_value(network, 'withdraw') depositWithdrawFees[code]['deposit'] = self.safe_value(network, 'deposit') return depositWithdrawFees def fetch_deposit_withdraw_fees(self, codes: Strings = None, params={}): """ fetch deposit and withdraw fees https://docs.wx.network/en/api/gateways/deposit/currencies https://docs.wx.network/en/api/gateways/withdraw/currencies :param str[]|None codes: list of unified currency codes :param dict [params]: extra parameters specific to the exchange API endpoint :returns dict: a list of `fee structures ` """ self.load_markets() data = [] promises = [] promises.append(self.privateGetDepositCurrencies(params)) promises.append(self.privateGetWithdrawCurrencies(params)) promises = promises # # { # "type": "list", # "page_info": { # "has_next_page": False, # "last_cursor": null # }, # "items": [ # { # "type": "deposit_currency", # "id": "WEST", # "platform_id": "WEST", # "waves_asset_id": "4LHHvYGNKJUg5hj65aGD5vgScvCBmLpdRFtjokvCjSL8", # "platform_asset_id": "WEST", # "decimals": 8, # "status": "active", # "allowed_amount": { # "min": 0.1, # "max": 2000000 # }, # "fees": { # "flat": 0, # "rate": 0 # } # }, # ] # } # # # { # "type": "list", # "page_info": { # "has_next_page": False, # "last_cursor": null # }, # "items": [ # { # "type": "withdrawal_currency", # "id": "BTC", # "platform_id": "BTC", # "waves_asset_id": "8LQW8f7P5d5PZM7GtZEBgaqRPGSzS3DfPuiXrURJ4AJS", # "platform_asset_id": "BTC", # "decimals": 8, # "status": "inactive", # "allowed_amount": { # "min": 0.001, # "max": 10 # }, # "fees": { # "flat": 0.001, # "rate": 0 # } # }, # ] # } # for i in range(0, len(promises)): items = self.safe_value(promises[i], 'items') data = self.array_concat(data, items) return self.parse_deposit_withdraw_fees(data, codes, 'id') def handle_errors(self, code: int, reason: str, url: str, method: str, headers: dict, body: str, response, requestHeaders, requestBody): errorCode = self.safe_string(response, 'error') success = self.safe_bool(response, 'success', True) Exception = self.safe_value(self.exceptions, errorCode) if Exception is not None: messageInner = self.safe_string(response, 'message') raise Exception(self.id + ' ' + messageInner) message = self.safe_string(response, 'message') if message == 'Validation Error': raise BadRequest(self.id + ' ' + body) if not success: raise ExchangeError(self.id + ' ' + body) return None def withdraw(self, code: str, amount: float, address: str, tag: Str = None, params={}) -> Transaction: """ 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 tag: :param dict [params]: extra parameters specific to the exchange API endpoint :returns dict: a `transaction structure ` """ tag, params = self.handle_withdraw_tag_and_params(tag, params) # currently only works for BTC and WAVES if code != 'WAVES': supportedCurrencies = self.privateGetWithdrawCurrencies() currencies: dict = {} items = self.safe_value(supportedCurrencies, 'items', []) for i in range(0, len(items)): entry = items[i] currencyCode = self.safe_string(entry, 'id') currencies[currencyCode] = True if not (code in currencies): codes = list(currencies.keys()) raise ExchangeError(self.id + ' withdraw() ' + code + ' not supported. Currency code must be one of ' + str(codes)) self.load_markets() hexChars = ['0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f'] set: dict = {} for i in range(0, len(hexChars)): key = hexChars[i] set[key] = True isErc20 = True noPrefix = self.remove0x_prefix(address) lower = noPrefix.lower() stringLength = len(lower) * 1 for i in range(0, stringLength): character = lower[i] if not (character in set): isErc20 = False break self.sign_in() proxyAddress = None if code == 'WAVES' and not isErc20: proxyAddress = address else: withdrawAddressRequest: dict = { 'address': address, 'currency': code, } withdrawAddress = self.privateGetWithdrawAddressesCurrencyAddress(withdrawAddressRequest) currencyInner = self.safe_value(withdrawAddress, 'currency') allowedAmount = self.safe_value(currencyInner, 'allowed_amount') minimum = self.safe_number(allowedAmount, 'min') if amount <= minimum: raise BadRequest(self.id + ' ' + code + ' withdraw failed, amount ' + str(amount) + ' must be greater than the minimum allowed amount of ' + str(minimum)) # { # "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" # ] # } proxyAddresses = self.safe_value(withdrawAddress, 'proxy_addresses', []) proxyAddress = self.safe_string(proxyAddresses, 0) fee = self.safe_integer(self.options, 'withdrawFeeWAVES', 100000) # 0.001 WAVES feeAssetId = 'WAVES' type = 4 # transfer version = 2 amountInteger = self.to_real_currency_amount(code, amount) currency = self.currency(code) timestamp = self.milliseconds() byteArray = [ self.number_to_be(4, 1), self.number_to_be(2, 1), self.base58_to_binary(self.apiKey), self.get_asset_bytes(currency['id']), self.get_asset_bytes(feeAssetId), self.number_to_be(timestamp, 8), self.number_to_be(amountInteger, 8), self.number_to_be(fee, 8), self.base58_to_binary(proxyAddress), self.number_to_be(0, 2), ] binary = self.binary_concat_array(byteArray) hexSecret = self.binary_to_base16(self.base58_to_binary(self.secret)) signature = self.axolotl(self.binary_to_base16(binary), hexSecret, 'ed25519') request: dict = { 'senderPublicKey': self.apiKey, 'amount': amountInteger, 'fee': fee, 'type': type, 'version': version, 'attachment': '', 'feeAssetId': self.get_asset_id(feeAssetId), 'proofs': [ signature, ], 'assetId': self.get_asset_id(currency['id']), 'recipient': proxyAddress, 'timestamp': timestamp, 'signature': signature, } result = self.nodePostTransactionsBroadcast(request) # # { # "id": "string", # "signature": "string", # "fee": 0, # "timestamp": 1460678400000, # "recipient": "3P274YB5qseSE9DTTL3bpSjosZrYBPDpJ8k", # "amount": 0 # } # return self.parse_transaction(result, currency) def parse_transaction(self, transaction: dict, currency: Currency = None) -> Transaction: # # withdraw # # { # "id": "string", # "signature": "string", # "fee": 0, # "timestamp": 1460678400000, # "recipient": "3P274YB5qseSE9DTTL3bpSjosZrYBPDpJ8k", # "amount": 0 # } # # withdraw new: # { # type: "4", # id: "2xnWTqG9ar7jEDrLxfbVyyspPZ6XZNrrw9ai9sQ81Eya", # fee: "100000", # feeAssetId: null, # timestamp: "1715786263807", # version: "2", # sender: "3P81LLX1kk2CSJC9L8C2enxdHB7XvnSGAEE", # senderPublicKey: "DdmzmXf9mty1FBE8AdVGnrncVLEAzP4gR4nWoTFAJoXz", # proofs: ["RyoKwdSYv3EqotJCYftfFM9JE2j1ZpDRxKwYfiRhLAFeyNp6VfJUXNDS884XfeCeHeNypNmTCZt5NYR1ekyjCX3",], # recipient: "3P9tXxu38a8tgewNEKFzourVxeqHd11ppOc", # assetId: null, # feeAsset: null, # amount: "2000000", # attachment: "", # } # currency = self.safe_currency(None, currency) code = currency['code'] typeRaw = self.safe_string(transaction, 'type') type = 'withdraw' if (typeRaw == '4') else 'deposit' amount = self.parse_number(self.from_real_currency_amount(code, self.safe_string(transaction, 'amount'))) feeString = self.safe_string(transaction, 'fee') feeAssetId = self.safe_string(transaction, 'feeAssetId', 'WAVES') feeCode = self.safe_currency_code(feeAssetId) feeAmount = self.parse_number(self.from_real_currency_amount(feeCode, feeString)) timestamp = self.safe_integer(transaction, 'timestamp') return { 'id': self.safe_string(transaction, 'id'), 'txid': None, 'timestamp': timestamp, 'datetime': self.iso8601(timestamp), 'network': None, 'addressFrom': self.safe_string(transaction, 'sender'), 'address': None, 'addressTo': self.safe_string(transaction, 'recipient'), 'amount': amount, 'type': type, 'currency': currency['code'], 'status': None, 'updated': None, 'tagFrom': None, 'tag': None, 'tagTo': None, 'comment': None, 'internal': None, 'fee': { 'currency': feeCode, 'cost': feeAmount, }, 'info': transaction, }