def from_network(cls, data):
"""
Restore a declined trade from the network
:param data: DeclinedTradePayload
:return: Restored declined trade
:rtype: DeclinedTrade
"""
assert hasattr(data, 'trader_id'), isinstance(data.trader_id, TraderId)
assert hasattr(data,
'message_number'), isinstance(data.message_number,
MessageNumber)
assert hasattr(data,
'order_number'), isinstance(data.order_number,
OrderNumber)
assert hasattr(data, 'recipient_trader_id'), isinstance(
data.recipient_trader_id, TraderId)
assert hasattr(data, 'recipient_order_number'), isinstance(
data.recipient_order_number, OrderNumber)
assert hasattr(data, 'timestamp'), isinstance(data.timestamp,
Timestamp)
return cls(
MessageId(data.trader_id, data.message_number),
OrderId(data.trader_id, data.order_number),
OrderId(data.recipient_trader_id, data.recipient_order_number),
data.timestamp)
def from_network(cls, data):
"""
Restore a counter trade from the network
:param data: TradePayload
:return: Restored counter trade
:rtype: CounterTrade
"""
assert hasattr(data, 'trader_id'), isinstance(data.trader_id, TraderId)
assert hasattr(data,
'message_number'), isinstance(data.message_number,
MessageNumber)
assert hasattr(data,
'order_number'), isinstance(data.order_number,
OrderNumber)
assert hasattr(data, 'recipient_trader_id'), isinstance(
data.recipient_trader_id, TraderId)
assert hasattr(data, 'recipient_order_number'), isinstance(
data.recipient_order_number, OrderNumber)
assert hasattr(data, 'price'), isinstance(data.price, Price)
assert hasattr(data, 'quantity'), isinstance(data.quantity, Quantity)
assert hasattr(data, 'timestamp'), isinstance(data.timestamp,
Timestamp)
return cls(
MessageId(data.trader_id, data.message_number),
OrderId(data.trader_id, data.order_number),
OrderId(data.recipient_trader_id, data.recipient_order_number),
data.price, data.quantity, data.timestamp)
def from_network(cls, data):
"""
Restore a start transaction message from the network
:param data: StartTransactionPayload
:return: Restored start transaction
:rtype: StartTransaction
"""
assert hasattr(data, 'trader_id'), isinstance(data.trader_id, TraderId)
assert hasattr(data, 'message_number'), isinstance(
data.message_message_number, MessageNumber)
assert hasattr(data, 'transaction_trader_id'), isinstance(
data.transaction_trader_id, TraderId)
assert hasattr(data, 'transaction_number'), isinstance(
data.transaction_number, TransactionNumber)
assert hasattr(data,
'order_trader_id'), isinstance(data.order_trader_id,
TraderId)
assert hasattr(data,
'order_number'), isinstance(data.order_number,
OrderNumber)
assert hasattr(data, 'recipient_trader_id'), isinstance(
data.recipient_trader_id, TraderId)
assert hasattr(data, 'recipient_order_number'), isinstance(
data.recipient_order_number, OrderNumber)
assert hasattr(data, 'price'), isinstance(data.price, Price)
assert hasattr(data, 'quantity'), isinstance(data.quantity, Quantity)
assert hasattr(data, 'timestamp'), isinstance(data.timestamp,
Timestamp)
return cls(
MessageId(data.trader_id, data.message_number),
TransactionId(data.transaction_trader_id, data.transaction_number),
OrderId(data.order_trader_id, data.order_number),
OrderId(data.recipient_trader_id, data.recipient_order_number),
data.price, data.quantity, data.timestamp)
def from_network(cls, data):
"""
Restore a bid from the network
:param data: OfferPayload
:return: Restored bid
:rtype: Bid
"""
assert hasattr(data, 'trader_id'), isinstance(data.trader_id, TraderId)
assert hasattr(data, 'message_number'), isinstance(data.message_number, MessageNumber)
assert hasattr(data, 'order_number'), isinstance(data.order_number, OrderNumber)
assert hasattr(data, 'price'), isinstance(data.price, Price)
assert hasattr(data, 'quantity'), isinstance(data.quantity, Quantity)
assert hasattr(data, 'timeout'), isinstance(data.timeout, Timeout)
assert hasattr(data, 'timestamp'), isinstance(data.timestamp, Timestamp)
return cls(
MessageId(data.trader_id, data.message_number),
OrderId(data.trader_id, data.order_number),
data.price,
data.quantity,
data.timeout,
data.timestamp,
)
def next_identity(self):
"""
:rtype: OrderId
"""
self._next_id += 1
return OrderId(TraderId(self._pubkey), OrderNumber(str(self._next_id)))