23 lines
1.1 KiB
Python
23 lines
1.1 KiB
Python
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"""项目默认风格关联表"""
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from sqlalchemy import Column, String, Integer, DateTime, ForeignKey, UniqueConstraint
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from sqlalchemy.sql import func
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from app.database import Base
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class ProjectDefaultStyle(Base):
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"""项目默认风格关联表 - 记录每个项目选择的默认风格"""
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__tablename__ = "project_default_styles"
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id = Column(Integer, primary_key=True, autoincrement=True)
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project_id = Column(String(36), ForeignKey("projects.id", ondelete="CASCADE"), nullable=False, comment="项目ID")
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style_id = Column(Integer, ForeignKey("writing_styles.id", ondelete="CASCADE"), nullable=False, comment="风格ID")
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created_at = Column(DateTime, server_default=func.now(), comment="创建时间")
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updated_at = Column(DateTime, server_default=func.now(), onupdate=func.now(), comment="更新时间")
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# 确保每个项目只有一个默认风格
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__table_args__ = (
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UniqueConstraint('project_id', name='uix_project_default_style'),
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)
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def __repr__(self):
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return f"<ProjectDefaultStyle(project_id={self.project_id}, style_id={self.style_id})>"
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