29 lines
1.2 KiB
Python
29 lines
1.2 KiB
Python
"""ORM model for thread metadata."""
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from __future__ import annotations
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from datetime import UTC, datetime
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from sqlalchemy import Index, String
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from sqlalchemy.orm import Mapped, mapped_column
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from deerflow.persistence.base import Base
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from deerflow.persistence.types import BeijingDateTime, PortableJSON
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class ThreadMetaRow(Base):
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__tablename__ = "threads_meta"
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__table_args__ = (
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Index("ix_threads_meta_created_user", "created_at", "user_id"),
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Index("ix_threads_meta_user_created", "user_id", "created_at"),
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)
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thread_id: Mapped[str] = mapped_column(String(64), primary_key=True)
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assistant_id: Mapped[str | None] = mapped_column(String(128), index=True)
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user_id: Mapped[str | None] = mapped_column(String(64), index=True)
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display_name: Mapped[str | None] = mapped_column(String(256))
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status: Mapped[str] = mapped_column(String(20), default="idle")
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metadata_json: Mapped[dict] = mapped_column(PortableJSON(), default=dict)
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created_at: Mapped[datetime] = mapped_column(BeijingDateTime(), default=lambda: datetime.now(UTC))
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updated_at: Mapped[datetime] = mapped_column(BeijingDateTime(), default=lambda: datetime.now(UTC), onupdate=lambda: datetime.now(UTC))
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