Files
ccxt_with_mt5/ccxt/pro/exmo.py
lz_db 0fab423a18 add
2025-11-16 12:31:03 +08:00

863 lines
33 KiB
Python

# -*- 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
import ccxt.async_support
from ccxt.async_support.base.ws.cache import ArrayCache, ArrayCacheBySymbolById
import hashlib
from ccxt.base.types import Any, Balances, Int, Market, Order, OrderBook, Str, Strings, Ticker, Tickers, Trade
from ccxt.async_support.base.ws.client import Client
from typing import List
from ccxt.base.errors import NotSupported
class exmo(ccxt.async_support.exmo):
def describe(self) -> Any:
return self.deep_extend(super(exmo, self).describe(), {
'has': {
'ws': True,
'watchBalance': True,
'watchTicker': True,
'watchTickers': True,
'watchTrades': True,
'watchMyTrades': True,
'watchOrders': True,
'watchOrderBook': True,
'watchOHLCV': False,
},
'urls': {
'api': {
'ws': {
'public': 'wss://ws-api.exmo.com:443/v1/public',
'spot': 'wss://ws-api.exmo.com:443/v1/private',
'margin': 'wss://ws-api.exmo.com:443/v1/margin/private',
},
},
},
'options': {
},
'streaming': {
},
'exceptions': {
},
})
def request_id(self):
requestId = self.sum(self.safe_integer(self.options, 'requestId', 0), 1)
self.options['requestId'] = requestId
return requestId
async def watch_balance(self, params={}) -> Balances:
"""
watch 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 <https://docs.ccxt.com/#/?id=balance-structure>`
"""
await self.authenticate(params)
type, query = self.handle_market_type_and_params('watchBalance', None, params)
messageHash = 'balance:' + type
url = self.urls['api']['ws'][type]
subscribe: dict = {
'method': 'subscribe',
'topics': [type + '/wallet'],
'id': self.request_id(),
}
request = self.deep_extend(subscribe, query)
return await self.watch(url, messageHash, request, messageHash, request)
def handle_balance(self, client: Client, message):
#
# spot
# {
# "ts": 1654208766007,
# "event": "snapshot",
# "topic": "spot/wallet",
# "data": {
# "balances": {
# "ADA": "0",
# "ALGO": "0",
# ...
# },
# "reserved": {
# "ADA": "0",
# "ALGO": "0",
# ...
# }
# }
# }
#
# margin
# {
# "ts": 1624370076651,
# "event": "snapshot",
# "topic": "margin/wallets",
# "data": {
# "RUB": {
# "balance": "1000000",
# "used": "0",
# "free": "1000000"
# },
# "USD": {
# "balance": "1000000",
# "used": "1831.925",
# "free": "998168.075"
# }
# }
# }
# {
# "ts": 1624370185720,
# "event": "update",
# "topic": "margin/wallets",
# "data": {
# "USD": {
# "balance": "1000123",
# "used": "1831.925",
# "free": "998291.075"
# }
# }
# }
#
topic = self.safe_string(message, 'topic')
parts = topic.split('/')
type = self.safe_string(parts, 0)
if type == 'spot':
self.parse_spot_balance(message)
elif type == 'margin':
self.parse_margin_balance(message)
messageHash = 'balance:' + type
client.resolve(self.balance, messageHash)
def parse_spot_balance(self, message):
#
# {
# "balances": {
# "BTC": "3",
# "USD": "1000",
# "RUB": "0"
# },
# "reserved": {
# "BTC": "0.5",
# "DASH": "0",
# "RUB": "0"
# }
# }
#
event = self.safe_string(message, 'event')
data = self.safe_value(message, 'data')
self.balance['info'] = data
if event == 'snapshot':
balances = self.safe_value(data, 'balances', {})
reserved = self.safe_value(data, 'reserved', {})
currencies = list(balances.keys())
for i in range(0, len(currencies)):
currencyId = currencies[i]
code = self.safe_currency_code(currencyId)
account = self.account()
account['free'] = self.safe_string(balances, currencyId)
account['used'] = self.safe_string(reserved, currencyId)
self.balance[code] = account
elif event == 'update':
currencyId = self.safe_string(data, 'currency')
code = self.safe_currency_code(currencyId)
account = self.account()
account['free'] = self.safe_string(data, 'balance')
account['used'] = self.safe_string(data, 'reserved')
self.balance[code] = account
self.balance = self.safe_balance(self.balance)
def parse_margin_balance(self, message):
#
# {
# "RUB": {
# "balance": "1000000",
# "used": "0",
# "free": "1000000"
# },
# "USD": {
# "balance": "1000000",
# "used": "1831.925",
# "free": "998168.075"
# }
# }
#
data = self.safe_value(message, 'data')
self.balance['info'] = data
currencies = list(data.keys())
for i in range(0, len(currencies)):
currencyId = currencies[i]
code = self.safe_currency_code(currencyId)
wallet = self.safe_value(data, currencyId)
account = self.account()
account['free'] = self.safe_string(wallet, 'free')
account['used'] = self.safe_string(wallet, 'used')
account['total'] = self.safe_string(wallet, 'balance')
self.balance[code] = account
self.balance = self.safe_balance(self.balance)
async def watch_ticker(self, symbol: str, params={}) -> Ticker:
"""
watches a price ticker, a statistical calculation with the information calculated over the past 24 hours for a specific market
https://documenter.getpostman.com/view/10287440/SzYXWKPi#fd8f47bc-8517-43c0-bb60-1d61a86d4471
: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 <https://docs.ccxt.com/#/?id=ticker-structure>`
"""
await self.load_markets()
market = self.market(symbol)
symbol = market['symbol']
url = self.urls['api']['ws']['public']
messageHash = 'ticker:' + symbol
message: dict = {
'method': 'subscribe',
'topics': [
'spot/ticker:' + market['id'],
],
'id': self.request_id(),
}
request = self.deep_extend(message, params)
return await self.watch(url, messageHash, request, messageHash, request)
async def watch_tickers(self, symbols: Strings = None, params={}) -> Tickers:
"""
watches a price ticker, a statistical calculation with the information calculated over the past 24 hours for all markets of a specific list
https://documenter.getpostman.com/view/10287440/SzYXWKPi#fd8f47bc-8517-43c0-bb60-1d61a86d4471
:param str[] [symbols]: 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 <https://docs.ccxt.com/#/?id=ticker-structure>`
"""
await self.load_markets()
symbols = self.market_symbols(symbols, None, False)
messageHashes = []
args = []
for i in range(0, len(symbols)):
market = self.market(symbols[i])
messageHashes.append('ticker:' + market['symbol'])
args.append('spot/ticker:' + market['id'])
url = self.urls['api']['ws']['public']
message: dict = {
'method': 'subscribe',
'topics': args,
'id': self.request_id(),
}
request = self.deep_extend(message, params)
await self.watch_multiple(url, messageHashes, request, messageHashes, request)
return self.filter_by_array(self.tickers, 'symbol', symbols)
def handle_ticker(self, client: Client, message):
#
# spot
# {
# "ts": 1654205085473,
# "event": "update",
# "topic": "spot/ticker:BTC_USDT",
# "data": {
# "buy_price": "30285.84",
# "sell_price": "30299.97",
# "last_trade": "30295.01",
# "high": "30386.7",
# "low": "29542.76",
# "avg": "29974.16178449",
# "vol": "118.79538518",
# "vol_curr": "3598907.38200826",
# "updated": 1654205084
# }
# }
#
topic = self.safe_string(message, 'topic')
topicParts = topic.split(':')
marketId = self.safe_string(topicParts, 1)
symbol = self.safe_symbol(marketId)
ticker = self.safe_value(message, 'data', {})
market = self.safe_market(marketId)
parsedTicker = self.parse_ticker(ticker, market)
messageHash = 'ticker:' + symbol
self.tickers[symbol] = parsedTicker
client.resolve(parsedTicker, messageHash)
async def watch_trades(self, symbol: str, since: Int = None, limit: Int = None, params={}) -> List[Trade]:
"""
get the list of most recent trades for a particular symbol
:param str symbol: unified symbol of the market to fetch trades for
:param int [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 dict[]: a list of `trade structures <https://docs.ccxt.com/#/?id=public-trades>`
"""
await self.load_markets()
market = self.market(symbol)
symbol = market['symbol']
url = self.urls['api']['ws']['public']
messageHash = 'trades:' + symbol
message: dict = {
'method': 'subscribe',
'topics': [
'spot/trades:' + market['id'],
],
'id': self.request_id(),
}
request = self.deep_extend(message, params)
trades = await self.watch(url, messageHash, request, messageHash, request)
return self.filter_by_since_limit(trades, since, limit, 'timestamp', True)
def handle_trades(self, client: Client, message):
#
# {
# "ts": 1654206084001,
# "event": "update",
# "topic": "spot/trades:BTC_USDT",
# "data": [{
# "trade_id": 389704729,
# "type": "sell",
# "price": "30310.95",
# "quantity": "0.0197",
# "amount": "597.125715",
# "date": 1654206083
# }]
# }
#
topic = self.safe_string(message, 'topic')
parts = topic.split(':')
marketId = self.safe_string(parts, 1)
symbol = self.safe_symbol(marketId)
market = self.safe_market(marketId)
trades = self.safe_value(message, 'data', [])
messageHash = 'trades:' + symbol
stored = self.safe_value(self.trades, symbol)
if stored is None:
limit = self.safe_integer(self.options, 'tradesLimit', 1000)
stored = ArrayCache(limit)
self.trades[symbol] = stored
for i in range(0, len(trades)):
trade = trades[i]
parsed = self.parse_trade(trade, market)
stored.append(parsed)
self.trades[symbol] = stored
client.resolve(self.trades[symbol], messageHash)
async def watch_my_trades(self, symbol: Str = None, since: Int = None, limit: Int = None, params={}) -> List[Trade]:
"""
get the list of trades associated with the user
: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 dict[]: a list of `trade structures <https://docs.ccxt.com/#/?id=public-trades>`
"""
await self.load_markets()
await self.authenticate(params)
type, query = self.handle_market_type_and_params('watchMyTrades', None, params)
url = self.urls['api']['ws'][type]
messageHash = None
if symbol is None:
messageHash = 'myTrades:' + type
else:
market = self.market(symbol)
symbol = market['symbol']
messageHash = 'myTrades:' + market['symbol']
message: dict = {
'method': 'subscribe',
'topics': [
type + '/user_trades',
],
'id': self.request_id(),
}
request = self.deep_extend(message, query)
trades = await self.watch(url, messageHash, request, messageHash, request)
return self.filter_by_symbol_since_limit(trades, symbol, since, limit, True)
def handle_my_trades(self, client: Client, message):
#
# spot
# {
# "ts": 1654210290219,
# "event": "update",
# "topic": "spot/user_trades",
# "data": {
# "trade_id": 389715807,
# "type": "buy",
# "price": "30527.77",
# "quantity": "0.0001",
# "amount": "3.052777",
# "date": 1654210290,
# "order_id": 27352777112,
# "client_id": 0,
# "pair": "BTC_USDT",
# "exec_type": "taker",
# "commission_amount": "0.0000001",
# "commission_currency": "BTC",
# "commission_percent": "0.1"
# }
# }
#
# margin
# {
# "ts":1624369720168,
# "event":"snapshot",
# "topic":"margin/user_trades",
# "data":[
# {
# "trade_id":"692844278081167054",
# "trade_dt":"1624369773990729200",
# "type":"buy",
# "order_id":"692844278081167033",
# "pair":"BTC_USD",
# "quantity":"0.1",
# "price":"36638.5",
# "is_maker":false
# }
# ]
# }
# {
# "ts":1624370368612,
# "event":"update",
# "topic":"margin/user_trades",
# "data":{
# "trade_id":"692844278081167693",
# "trade_dt":"1624370368569092500",
# "type":"buy",
# "order_id":"692844278081167674",
# "pair":"BTC_USD",
# "quantity":"0.1",
# "price":"36638.5",
# "is_maker":false
# }
# }
#
topic = self.safe_string(message, 'topic')
parts = topic.split('/')
type = self.safe_string(parts, 0)
messageHash = 'myTrades:' + type
event = self.safe_string(message, 'event')
rawTrades = []
myTrades = None
if self.myTrades is None:
limit = self.safe_integer(self.options, 'tradesLimit', 1000)
myTrades = ArrayCacheBySymbolById(limit)
self.myTrades = myTrades
else:
myTrades = self.myTrades
if event == 'snapshot':
rawTrades = self.safe_value(message, 'data', [])
elif event == 'update':
rawTrade = self.safe_value(message, 'data', {})
rawTrades = [rawTrade]
trades = self.parse_trades(rawTrades)
symbols: dict = {}
for j in range(0, len(trades)):
trade = trades[j]
myTrades.append(trade)
symbols[trade['symbol']] = True
symbolKeys = list(symbols.keys())
for i in range(0, len(symbolKeys)):
symbol = symbolKeys[i]
symbolSpecificMessageHash = 'myTrades:' + symbol
client.resolve(myTrades, symbolSpecificMessageHash)
client.resolve(myTrades, messageHash)
async def watch_order_book(self, symbol: str, limit: Int = None, params={}) -> OrderBook:
"""
watches information on open orders with bid(buy) and ask(sell) prices, volumes and other data
:param str symbol: unified symbol of the market to fetch the order book for
:param int [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 <https://docs.ccxt.com/#/?id=order-book-structure>` indexed by market symbols
"""
await self.load_markets()
market = self.market(symbol)
symbol = market['symbol']
url = self.urls['api']['ws']['public']
messageHash = 'orderbook:' + symbol
params = self.omit(params, 'aggregation')
subscribe: dict = {
'method': 'subscribe',
'id': self.request_id(),
'topics': [
'spot/order_book_updates:' + market['id'],
],
}
request = self.deep_extend(subscribe, params)
orderbook = await self.watch(url, messageHash, request, messageHash)
return orderbook.limit()
def handle_order_book(self, client: Client, message):
#
# {
# "ts": 1574427585174,
# "event": "snapshot",
# "topic": "spot/order_book_updates:BTC_USD",
# "data": {
# "ask": [
# ["100", "3", "300"],
# ["200", "4", "800"]
# ],
# "bid": [
# ["99", "2", "198"],
# ["98", "1", "98"]
# ]
# }
# }
#
# {
# "ts": 1574427585174,
# "event": "update",
# "topic": "spot/order_book_updates:BTC_USD",
# "data": {
# "ask": [
# ["100", "1", "100"],
# ["200", "2", "400"]
# ],
# "bid": [
# ["99", "1", "99"],
# ["98", "0", "0"]
# ]
# }
# }
#
topic = self.safe_string(message, 'topic')
parts = topic.split(':')
marketId = self.safe_string(parts, 1)
symbol = self.safe_symbol(marketId)
orderBook = self.safe_value(message, 'data', {})
messageHash = 'orderbook:' + symbol
timestamp = self.safe_integer(message, 'ts')
if not (symbol in self.orderbooks):
self.orderbooks[symbol] = self.order_book({})
orderbook = self.orderbooks[symbol]
event = self.safe_string(message, 'event')
if event == 'snapshot':
snapshot = self.parse_order_book(orderBook, symbol, timestamp, 'bid', 'ask')
orderbook.reset(snapshot)
else:
asks = self.safe_list(orderBook, 'ask', [])
bids = self.safe_list(orderBook, 'bid', [])
self.handle_deltas(orderbook['asks'], asks)
self.handle_deltas(orderbook['bids'], bids)
orderbook['timestamp'] = timestamp
orderbook['datetime'] = self.iso8601(timestamp)
client.resolve(orderbook, messageHash)
def handle_delta(self, bookside, delta):
bidAsk = self.parse_bid_ask(delta, 0, 1)
bookside.storeArray(bidAsk)
def handle_deltas(self, bookside, deltas):
for i in range(0, len(deltas)):
self.handle_delta(bookside, deltas[i])
async def watch_orders(self, symbol: Str = None, since: Int = None, limit: Int = None, params={}) -> List[Order]:
"""
https://documenter.getpostman.com/view/10287440/SzYXWKPi#85f7bc03-b1c9-4cd2-bd22-8fd422272825
https://documenter.getpostman.com/view/10287440/SzYXWKPi#95e4ed18-1791-4e6d-83ad-cbfe9be1051c
watches 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 dict[]: a list of `order structures <https://docs.ccxt.com/#/?id=order-structure>`
"""
await self.load_markets()
await self.authenticate(params)
type, query = self.handle_market_type_and_params('watchOrders', None, params)
url = self.urls['api']['ws'][type]
messageHash = None
if symbol is None:
messageHash = 'orders:' + type
else:
market = self.market(symbol)
symbol = market['symbol']
messageHash = 'orders:' + market['symbol']
message: dict = {
'method': 'subscribe',
'topics': [
type + '/orders',
],
'id': self.request_id(),
}
request = self.deep_extend(message, query)
orders = await self.watch(url, messageHash, request, messageHash, request)
return self.filter_by_symbol_since_limit(orders, symbol, since, limit, True)
def handle_orders(self, client: Client, message):
#
# spot
# {
# "ts": 1574427585174,
# "event": "snapshot",
# "topic": "spot/orders",
# "data": [
# {
# "order_id": "14",
# "client_id":"100500",
# "created": "1574427585",
# "pair": "BTC_USD",
# "price": "7750",
# "quantity": "0.1",
# "amount": "775",
# "original_quantity": "0.1",
# "original_amount": "775",
# "type": "sell",
# "status": "open"
# }
# ]
# }
#
# margin
# {
# "ts":1624371281773,
# "event":"snapshot",
# "topic":"margin/orders",
# "data":[
# {
# "order_id":"692844278081168665",
# "created":"1624371250919761600",
# "type":"limit_buy",
# "previous_type":"limit_buy",
# "pair":"BTC_USD",
# "leverage":"2",
# "price":"10000",
# "stop_price":"0",
# "distance":"0",
# "trigger_price":"10000",
# "init_quantity":"0.1",
# "quantity":"0.1",
# "funding_currency":"USD",
# "funding_quantity":"1000",
# "funding_rate":"0",
# "client_id":"111111",
# "expire":0,
# "src":1,
# "comment":"comment1",
# "updated":1624371250938136600,
# "status":"active"
# }
# ]
# }
#
topic = self.safe_string(message, 'topic')
parts = topic.split('/')
type = self.safe_string(parts, 0)
messageHash = 'orders:' + type
event = self.safe_string(message, 'event')
if self.orders is None:
limit = self.safe_integer(self.options, 'ordersLimit', 1000)
self.orders = ArrayCacheBySymbolById(limit)
cachedOrders = self.orders
rawOrders = []
if event == 'snapshot':
rawOrders = self.safe_value(message, 'data', [])
elif event == 'update':
rawOrder = self.safe_dict(message, 'data', {})
rawOrders.append(rawOrder)
symbols: dict = {}
for j in range(0, len(rawOrders)):
order = self.parse_ws_order(rawOrders[j])
cachedOrders.append(order)
symbols[order['symbol']] = True
symbolKeys = list(symbols.keys())
for i in range(0, len(symbolKeys)):
symbol = symbolKeys[i]
symbolSpecificMessageHash = 'orders:' + symbol
client.resolve(cachedOrders, symbolSpecificMessageHash)
client.resolve(cachedOrders, messageHash)
def parse_ws_order(self, order: dict, market: Market = None) -> Order:
#
# {
# order_id: '43226756791',
# client_id: 0,
# created: '1730371416',
# type: 'market_buy',
# pair: 'TRX_USD',
# quantity: '0',
# original_quantity: '30',
# status: 'cancelled',
# last_trade_id: '726480870',
# last_trade_price: '0.17',
# last_trade_quantity: '30'
# }
#
id = self.safe_string(order, 'order_id')
timestamp = self.safe_timestamp(order, 'created')
orderType = self.safe_string(order, 'type')
side = self.parseSide(orderType)
marketId = self.safe_string(order, 'pair')
market = self.safe_market(marketId, market)
symbol = market['symbol']
amount = self.safe_string(order, 'quantity')
if amount is None:
amountField = 'in_amount' if (side == 'buy') else 'out_amount'
amount = self.safe_string(order, amountField)
price = self.safe_string(order, 'price')
clientOrderId = self.omit_zero(self.safe_string(order, 'client_id'))
triggerPrice = self.omit_zero(self.safe_string(order, 'stop_price'))
type = None
if (orderType != 'buy') and (orderType != 'sell'):
type = orderType
trades = None
if 'last_trade_id' in order:
trade = self.parse_ws_trade(order, market)
trades = [trade]
return self.safe_order({
'id': id,
'clientOrderId': clientOrderId,
'datetime': self.iso8601(timestamp),
'timestamp': timestamp,
'lastTradeTimestamp': None,
'status': self.parseStatus(self.safe_string(order, 'status')),
'symbol': symbol,
'type': type,
'timeInForce': None,
'postOnly': None,
'side': side,
'price': price,
'stopPrice': triggerPrice,
'triggerPrice': triggerPrice,
'cost': None,
'amount': self.safe_string(order, 'original_quantity'),
'filled': None,
'remaining': self.safe_string(order, 'quantity'),
'average': None,
'trades': trades,
'fee': None,
'info': order,
}, market)
def parse_ws_trade(self, trade: dict, market: Market = None) -> Trade:
id = self.safe_string(trade, 'order_id')
orderType = self.safe_string(trade, 'type')
side = self.parseSide(orderType)
marketId = self.safe_string(trade, 'pair')
market = self.safe_market(marketId, market)
symbol = market['symbol']
type = None
if (orderType != 'buy') and (orderType != 'sell'):
type = orderType
return self.safe_trade({
'id': self.safe_string(trade, 'last_trade_id'),
'symbol': symbol,
'order': id,
'type': type,
'side': side,
'price': self.safe_string(trade, 'last_trade_price'),
'amount': self.safe_string(trade, 'last_trade_quantity'),
'cost': None,
'fee': None,
}, market)
def handle_message(self, client: Client, message):
#
# {
# "ts": 1654206362552,
# "event": "info",
# "code": 1,
# "message": "connection established",
# "session_id": "7548931b-c2a4-45dd-8d71-877881a7251a"
# }
#
# {
# "ts": 1654206491399,
# "event": "subscribed",
# "id": 1,
# "topic": "spot/ticker:BTC_USDT"
# }
event = self.safe_string(message, 'event')
events: dict = {
'logged_in': self.handle_authentication_message,
'info': self.handle_info,
'subscribed': self.handle_subscribed,
}
eventHandler = self.safe_value(events, event)
if eventHandler is not None:
eventHandler(client, message)
return
if (event == 'update') or (event == 'snapshot'):
topic = self.safe_string(message, 'topic')
if topic is not None:
parts = topic.split(':')
channel = self.safe_string(parts, 0)
handlers: dict = {
'spot/ticker': self.handle_ticker,
'spot/wallet': self.handle_balance,
'margin/wallet': self.handle_balance,
'margin/wallets': self.handle_balance,
'spot/trades': self.handle_trades,
'margin/trades': self.handle_trades,
'spot/order_book_updates': self.handle_order_book,
'spot/orders': self.handle_orders,
'margin/orders': self.handle_orders,
'spot/user_trades': self.handle_my_trades,
'margin/user_trades': self.handle_my_trades,
}
handler = self.safe_value(handlers, channel)
if handler is not None:
handler(client, message)
return
raise NotSupported(self.id + ' received an unsupported message: ' + self.json(message))
def handle_subscribed(self, client: Client, message):
#
# {
# "method": "subscribe",
# "id": 2,
# "topics": ["spot/orders"]
# }
#
return message
def handle_info(self, client: Client, message):
#
# {
# "ts": 1654215731659,
# "event": "info",
# "code": 1,
# "message": "connection established",
# "session_id": "4c496262-e259-4c27-b805-f20b46209c17"
# }
#
return message
def handle_authentication_message(self, client: Client, message):
#
# {
# "method": "login",
# "id": 1,
# "api_key": "K-************************",
# "sign": "******************************************************************",
# "nonce": 1654215729887
# }
#
messageHash = 'authenticated'
client.resolve(message, messageHash)
async def authenticate(self, params={}):
messageHash = 'authenticated'
type, query = self.handle_market_type_and_params('authenticate', None, params)
url = self.urls['api']['ws'][type]
client = self.client(url)
future = self.safe_value(client.subscriptions, messageHash)
if future is None:
time = self.milliseconds()
self.check_required_credentials()
requestId = self.request_id()
signData = self.apiKey + str(time)
sign = self.hmac(self.encode(signData), self.encode(self.secret), hashlib.sha512, 'base64')
request: dict = {
'method': 'login',
'id': requestId,
'api_key': self.apiKey,
'sign': sign,
'nonce': time,
}
message = self.extend(request, query)
future = await self.watch(url, messageHash, message, messageHash)
client.subscriptions[messageHash] = future
return future