25 lines
1.0 KiB
Python
25 lines
1.0 KiB
Python
"""聊天气候模型"""
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from datetime import datetime
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from sqlalchemy import String, Integer, DateTime, Text, ForeignKey
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from sqlalchemy.orm import Mapped, mapped_column, relationship
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from app.database import Base
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class ChatClimate(Base):
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__tablename__ = "chat_climates"
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conversation_id: Mapped[str] = mapped_column(String(36), ForeignKey("conversations.id", ondelete="CASCADE"), primary_key=True)
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season: Mapped[str] = mapped_column(String(10), nullable=False) # spring/summer/autumn/winter
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temperature: Mapped[int] = mapped_column(Integer, nullable=False) # -10 ~ 40
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weather: Mapped[str] = mapped_column(String(20), nullable=False) # sunny/cloudy/rainy/windy/snowy
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emoji: Mapped[str] = mapped_column(String(10), nullable=False)
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daily_history: Mapped[str | None] = mapped_column(Text, nullable=True) # JSON: [{date, season, temp, emoji}]
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updated_at: Mapped[datetime] = mapped_column(
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DateTime, default=lambda: datetime.utcnow(), onupdate=lambda: datetime.utcnow()
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)
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conversation = relationship("Conversation")
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