Files
signal-platform/app/models/paper_trade.py
T

39 lines
1.6 KiB
Python

from datetime import datetime
from sqlalchemy import DateTime, Float, ForeignKey, String
from sqlalchemy.orm import Mapped, mapped_column
from app.database import Base
class PaperTrade(Base):
"""A simulated ('taken') trade for paper trading.
Captured from a setup at the moment the user marks it taken: direction,
entry, size, stop and target. Open trades are marked-to-market against the
latest close; closing records the exit price and time.
"""
__tablename__ = "paper_trades"
id: Mapped[int] = mapped_column(primary_key=True)
user_id: Mapped[int] = mapped_column(
ForeignKey("users.id", ondelete="CASCADE"), nullable=False
)
ticker_id: Mapped[int] = mapped_column(
ForeignKey("tickers.id", ondelete="CASCADE"), nullable=False
)
direction: Mapped[str] = mapped_column(String(10), nullable=False)
entry_price: Mapped[float] = mapped_column(Float, nullable=False)
shares: Mapped[float] = mapped_column(Float, nullable=False)
stop_loss: Mapped[float] = mapped_column(Float, nullable=False)
target: Mapped[float] = mapped_column(Float, nullable=False)
status: Mapped[str] = mapped_column(String(10), nullable=False, default="open")
opened_at: Mapped[datetime] = mapped_column(
DateTime(timezone=True), default=datetime.utcnow, nullable=False
)
close_price: Mapped[float | None] = mapped_column(Float, nullable=True)
closed_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True), nullable=True)
# How the trade was closed: "time" | "trailing" | "stop" | "target" | "manual".
close_reason: Mapped[str | None] = mapped_column(String(10), nullable=True)