1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
|
from sqlalchemy import Column, Integer, Float, String, DateTime, ForeignKey
from sqlalchemy.orm import relationship
from db import Base
class Bid(Base):
__tablename__ = "bids"
id = Column(Integer, primary_key=True, index=True)
timestamp = Column(DateTime, index=True, nullable=False) # Bid target time
quantity = Column(Float, nullable=False) # MWh
price = Column(Float, nullable=False) # $/MWh
status = Column(String, default="Submitted") # Submitted / Success / Fail
pnl = Column(Float, nullable=True) # Profit/loss value, nullable initially
user_id = Column(Integer, ForeignKey("users.id"))
user = relationship("User", back_populates="bids")
|
