28 lines
1.1 KiB
Python
28 lines
1.1 KiB
Python
from sqlalchemy import JSON, Column, DateTime, ForeignKey, Integer, String, UniqueConstraint
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from sqlalchemy.sql import func
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from app.db.session import Base
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class PlaygroundSession(Base):
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__tablename__ = "playground_sessions"
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__table_args__ = (
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UniqueConstraint("user_id", "session_key", name="uq_playground_sessions_user_session_key"),
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)
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id = Column(Integer, primary_key=True, autoincrement=True)
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user_id = Column(Integer, ForeignKey("users.id", ondelete="CASCADE"), nullable=False, index=True)
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session_key = Column(String(100), nullable=False, default="default")
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title = Column(String(200), nullable=False, default="Playground 会话")
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state = Column(JSON, nullable=False, default={})
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created_at = Column(DateTime(timezone=True), server_default=func.now(), nullable=False)
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updated_at = Column(
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DateTime(timezone=True),
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server_default=func.now(),
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onupdate=func.now(),
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nullable=False,
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)
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def __repr__(self):
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return f"<PlaygroundSession user_id={self.user_id} session_key={self.session_key}>"
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