mirror of
https://github.com/jxxghp/MoviePilot.git
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35 lines
1.4 KiB
Python
35 lines
1.4 KiB
Python
"""
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持久副作用 outbox 模型。
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"""
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from typing import Any, Optional
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from sqlalchemy import JSON, Index, Integer, String, Text, UniqueConstraint
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from sqlalchemy.orm import Mapped, mapped_column
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from app.db.base import Base, get_id_column
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class OutboxMessage(Base):
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"""
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记录与业务事务原子提交、可认领重试的副作用意图。
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"""
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id = get_id_column()
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event_key: Mapped[str] = mapped_column(String(255), nullable=False)
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topic: Mapped[str] = mapped_column(String(100), nullable=False)
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payload_version: Mapped[int] = mapped_column(Integer, nullable=False, default=1)
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payload: Mapped[dict[str, Any]] = mapped_column(JSON, nullable=False)
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status: Mapped[str] = mapped_column(String(20), nullable=False, default="pending")
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attempt: Mapped[int] = mapped_column(Integer, nullable=False, default=0)
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next_retry_at: Mapped[str] = mapped_column(String(40), nullable=False)
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lease_until: Mapped[Optional[str]] = mapped_column(String(40))
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last_error: Mapped[Optional[str]] = mapped_column(Text)
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created_at: Mapped[str] = mapped_column(String(40), nullable=False)
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completed_at: Mapped[Optional[str]] = mapped_column(String(40))
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__table_args__ = (
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UniqueConstraint("event_key", name="uq_outboxmessage_event_key"),
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Index("ix_outboxmessage_claim", "status", "next_retry_at", "lease_until"),
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)
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