63 lines
3.2 KiB
Python
63 lines
3.2 KiB
Python
from datetime import datetime
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from sqlalchemy import BigInteger, DateTime, ForeignKey, Integer, String, Text, UniqueConstraint, func
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from sqlalchemy.dialects.postgresql import JSONB
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from sqlalchemy.orm import Mapped, mapped_column
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from alphapulse.core.db import Base
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class EconomicRelease(Base):
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__tablename__ = "economic_releases"
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__table_args__ = (UniqueConstraint("source", "external_id"),)
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id: Mapped[int] = mapped_column(primary_key=True)
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source: Mapped[str] = mapped_column(String(16))
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external_id: Mapped[str] = mapped_column(String(160))
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family: Mapped[str] = mapped_column(String(16))
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title: Mapped[str] = mapped_column(Text)
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period: Mapped[str | None] = mapped_column(String(10))
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stage: Mapped[str | None] = mapped_column(String(16))
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scheduled_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), index=True)
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# scheduled / withdrawn；已公布由 first_received_at 判断，不把到点当成已公布。
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schedule_status: Mapped[str] = mapped_column(String(16), default="scheduled")
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schedule_url: Mapped[str] = mapped_column(Text)
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release_url: Mapped[str | None] = mapped_column(Text)
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schedule_checked_at: Mapped[datetime] = mapped_column(DateTime(timezone=True))
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first_received_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True))
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last_checked_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True))
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next_check_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), index=True)
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collection_failures: Mapped[int] = mapped_column(Integer, default=0, server_default="0")
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collection_retired_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True))
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error: Mapped[str | None] = mapped_column(Text)
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# 按指标代码保存实际值、官方报告内前值和引用；数字以十进制字符串存储。
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values: Mapped[dict] = mapped_column(JSONB, default=dict)
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revision_no: Mapped[int] = mapped_column(Integer, default=1)
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class EconomicRevision(Base):
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__tablename__ = "economic_revisions"
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__table_args__ = (UniqueConstraint("release_id", "revision_no"),)
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id: Mapped[int] = mapped_column(primary_key=True)
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release_id: Mapped[int] = mapped_column(ForeignKey("economic_releases.id"), index=True)
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revision_no: Mapped[int] = mapped_column(Integer)
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payload: Mapped[dict] = mapped_column(JSONB)
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raw_response_id: Mapped[int] = mapped_column(BigInteger, ForeignKey("raw_responses.id"))
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captured_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), server_default=func.now())
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class EconomicSeriesValue(Base):
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"""当前官方序列；没有历史公布时点的版本保证，不覆盖当期公告值。"""
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__tablename__ = "economic_series_values"
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__table_args__ = (UniqueConstraint("source", "indicator", "period", "stage"),)
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id: Mapped[int] = mapped_column(primary_key=True)
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source: Mapped[str] = mapped_column(String(16))
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indicator: Mapped[str] = mapped_column(String(48))
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period: Mapped[str] = mapped_column(String(10))
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stage: Mapped[str] = mapped_column(String(16))
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value: Mapped[str] = mapped_column(String(64))
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captured_at: Mapped[datetime] = mapped_column(DateTime(timezone=True))
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raw_response_id: Mapped[int] = mapped_column(BigInteger, ForeignKey("raw_responses.id"))
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