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Extract "update order from ccxt" to it's onw function

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Matthias
2020-08-13 13:39:36 +02:00
parent ee7b235cdc
commit 4924d8487e
3 changed files with 39 additions and 24 deletions
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49
freqtrade/persistence/models.py
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@@ -101,36 +101,49 @@ class Order(_DECL_BASE):
id = Column(Integer, primary_key=True)
trade_id = Column(Integer, ForeignKey('trades.id'), index=True)
ft_order_side = Column(String, nullable=False)
order_id = Column(String, nullable=False, index=True)
status = Column(String, nullable=False)
symbol = Column(String, nullable=False)
order_type = Column(String, nullable=False)
side = Column(String, nullable=False)
price = Column(Float, nullable=False)
amount = Column(Float, nullable=False)
status = Column(String, nullable=True)
symbol = Column(String, nullable=True)
order_type = Column(String, nullable=True)
side = Column(String, nullable=True)
price = Column(Float, nullable=True)
amount = Column(Float, nullable=True)
filled = Column(Float, nullable=True)
remaining = Column(Float, nullable=True)
cost = Column(Float, nullable=True)
order_date = Column(DateTime, nullable=False, default=datetime.utcnow)
order_filled_date = Column(DateTime, nullable=True)
def update_from_ccxt_object(self, order):
"""
Update Order from ccxt response
Only updates if fields are available from ccxt -
"""
if self.order_id != str(order['id']):
return OperationalException("Order-id's don't match")
self.status = order.get('status', self.status)
self.symbol = order.get('symbol', self.symbol)
self.order_type = order.get('type', self.order_type)
self.side = order.get('side', self.side)
self.price = order.get('price', self.price)
self.amount = order.get('amount', self.amount)
self.filled = order.get('filled', self.filled)
self.remaining = order.get('remaining', self.remaining)
self.cost = order.get('cost', self.cost)
if 'timestamp' in order and order['timestamp'] is not None:
self.order_date = datetime.fromtimestamp(order['timestamp'])
@staticmethod
def parse_from_ccxt_object(order, pair) -> 'Order':
def parse_from_ccxt_object(order: Dict[str, Any], side: str) -> 'Order':
"""
Parse an order from a ccxt object and return a new order Object.
"""
o = Order(order_id=str(order['id']))
o = Order(order_id=str(order['id']), ft_order_side=side)
o.status = order['status']
o.symbol = order.get('symbol', pair)
o.order_type = order['type']
o.side = order['side']
o.price = order['price']
o.amount = order['amount']
o.filled = order.get('filled')
o.remaining = order.get('remaining')
o.cost = order.get('cost')
o.order_date = datetime.fromtimestamp(order['timestamp'])
o.update_from_ccxt_object(order)
return o
def __repr__(self):