deerflow-code/offline-backend-20260512/backend/packages/harness/deerflow/persistence/models/run_event.py
2026-09-07 18:24:55 +08:00

37 lines
1.6 KiB
Python

"""ORM model for run events."""
from __future__ import annotations
from datetime import UTC, datetime
from sqlalchemy import Index, String, Text, UniqueConstraint
from sqlalchemy.orm import Mapped, mapped_column
from deerflow.persistence.base import Base
from deerflow.persistence.types import BeijingDateTime, PortableJSON
class RunEventRow(Base):
__tablename__ = "run_events"
id: Mapped[int] = mapped_column(primary_key=True, autoincrement=True)
thread_id: Mapped[str] = mapped_column(String(64), nullable=False)
run_id: Mapped[str] = mapped_column(String(64), nullable=False)
# Owner of the conversation this event belongs to. Nullable for data
# created before auth was introduced; populated by auth middleware on
# new writes and by the boot-time orphan migration on existing rows.
user_id: Mapped[str | None] = mapped_column(String(64), nullable=True, index=True)
event_type: Mapped[str] = mapped_column(String(32), nullable=False)
category: Mapped[str] = mapped_column(String(16), nullable=False)
# "message" | "trace" | "lifecycle"
content: Mapped[str] = mapped_column(Text, default="")
event_metadata: Mapped[dict] = mapped_column(PortableJSON(), default=dict)
seq: Mapped[int] = mapped_column(nullable=False)
created_at: Mapped[datetime] = mapped_column(BeijingDateTime(), default=lambda: datetime.now(UTC))
__table_args__ = (
UniqueConstraint("thread_id", "seq", name="uq_events_thread_seq"),
Index("ix_events_thread_cat_seq", "thread_id", "category", "seq"),
Index("ix_events_run", "thread_id", "run_id", "seq"),
)