def CancelOrderFull(self, order_id):
try:
order_deals = self.GetOrderDeals(order_id)
type = order_deals["type"]
cur1 = order_deals["in_currency"]
cur2 = order_deals["out_currency"]
pair = self._ToPair(cur1, cur2) if type == "buy" else self._ToPair(cur2, cur1)
for trade in order_deals["trades"]:
if type == "buy":
if self.GetCurrentSellRate(pair) > float(trade["price"]):
sell_quantity = float(trade["quantity"])
sell_quantity -= sell_quantity - float(trade["commission_amount"])
self.CreateOrder_SellMarket(pair, sell_quantity)
else:
error = c_errors.CannotCreateBuyOrder()
error.SetDescription("current sell-rate is less than buy-rate for order-deal")
raise error
elif type == "sell":
if self.GetCurrentBuyRate(pair) < float(trade["price"]):
buy_cost = float(trade["amount"])
buy_cost -= float(trade["commission_amount"])
self.CreateOrder_BuyMarketTotal(pair, buy_cost)
else:
error = c_errors.CannotCreateSellOrder()
error.SetDescription("current buy-rate is more than sell-rate for order-deal")
raise error
except c_errors.OrderIsNotFoundByID:
pass
return common.ExecuteOrRepeat(common.Lambda(self._QueryPrivate, "order_cancel", order_id=order_id))
def Query(cls, api_method, publick_key="STUMP", secret_key=bytes("STUMP", encoding="utf-8"), **params):
connection.Wait.WaitingGlobal(1)
def ComputeHash(data):
""" computes hash-value from target https-request """
hash = hmac.new(key=secret_key, digestmod=hashlib.sha512)
hash.update(data.encode('utf-8'))
return hash.hexdigest()
params["nonce"] = int(round(time.time() * 1000))
params = urllib.parse.urlencode(params)
headers = {
# type of data for sign
"Content-type": "application/x-www-form-urlencoded",
# publick-key for check data sign
"Key": publick_key,
# signed data for request
"Sign": ComputeHash(params) # подписанные данные
}
conn = http.client.HTTPSConnection(cls.url)
common.ExecuteOrRepeat(common.Lambda(conn.request, "POST", "/" + cls.api_version + "/" + api_method, params, headers))
response = conn.getresponse().read()
conn.close()
result = json.loads(response.decode('utf-8'))
if "error" in result and result["error"]:
error_message = result["error"]
error = None
if "Error 50304" in error_message:
error = c_errors.OrderIsNotFoundByID()
elif "Error 50052" in error_message:
error = c_errors.InsufficientFundsForOrder()
elif "Error 40016" in error_message:
error = c_errors.MaintenanceWorkInProgres()
# NOTE: in this case it is reasonable to wait at least one minute
time.sleep(60)
else:
error = c_errors.QueryError()
error.SetDescription(error_message)
raise error
return result
def GetUserDeals(self, pair, limit=100, offset=0):
return common.ExecuteOrRepeat(common.Lambda(self._QueryPrivate, "user_trades", pair=pair, limit=limit, offset=offset))
def GetUserCancelledOrders(self, limit=100, offset=0):
return common.ExecuteOrRepeat(common.Lambda(self._QueryPrivate, "user_cancelled_orders", limit=limit, offset=offset))
def GetUserOpenOrders(self):
return common.ExecuteOrRepeat(common.Lambda(self._QueryPrivate, "user_open_orders"))
def GetUserInfo(self):
return common.ExecuteOrRepeat(common.Lambda(self._QueryPrivate, "user_info"))
def _CreateOrder(self, **order_parameters):
return common.ExecuteOrRepeat(common.Lambda(self._QueryPrivate, "order_create", **order_parameters))
def GetCurrencyList(cls):
return common.ExecuteOrRepeat(common.Lambda(cls.Query, "currency"))
def GetPairSettings(cls):
return common.ExecuteOrRepeat(common.Lambda(cls.Query, "pair_settings"))
def GetTicker(cls):
return common.ExecuteOrRepeat(common.Lambda(cls.Query, "ticker"))
def GetOrderBook(cls, pair, limit=100):
return common.ExecuteOrRepeat(common.Lambda(cls.Query, "order_book", pair=pair, limit=limit))
def GetTrades(cls, pair):
return common.ExecuteOrRepeat(common.Lambda(cls.Query, "trades", pair=pair))
def CancelOrder(self, order_id):
return common.ExecuteOrRepeat(common.Lambda(self._QueryPrivate, "order_cancel", order_id=order_id))