55 lines
1.6 KiB
Python
55 lines
1.6 KiB
Python
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"""
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StarSystem ORM Model
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恒星系统数据模型
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"""
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from sqlalchemy import Column, Integer, String, Text, Double, TIMESTAMP, func
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from sqlalchemy.dialects.postgresql import JSONB
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from sqlalchemy.orm import relationship
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from app.database import Base
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class StarSystem(Base):
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"""恒星系统表"""
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__tablename__ = 'star_systems'
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id = Column(Integer, primary_key=True, index=True)
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name = Column(String(200), unique=True, nullable=False, index=True)
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name_zh = Column(String(200))
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host_star_name = Column(String(200), nullable=False, index=True)
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# 位置信息（系外恒星系）
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distance_pc = Column(Double)
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distance_ly = Column(Double)
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ra = Column(Double)
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dec = Column(Double)
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position_x = Column(Double)
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position_y = Column(Double)
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position_z = Column(Double)
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# 恒星物理参数
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spectral_type = Column(String(20))
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radius_solar = Column(Double)
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mass_solar = Column(Double)
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temperature_k = Column(Double)
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magnitude = Column(Double)
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luminosity_solar = Column(Double)
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# 显示属性
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color = Column(String(20))
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planet_count = Column(Integer, default=0)
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# 描述信息
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description = Column(Text)
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details = Column(Text)
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extra_data = Column(JSONB)
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# 时间戳
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created_at = Column(TIMESTAMP, server_default=func.now())
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updated_at = Column(TIMESTAMP, server_default=func.now(), onupdate=func.now())
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# 关系
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celestial_bodies = relationship("CelestialBody", back_populates="star_system", cascade="all, delete-orphan")
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def __repr__(self):
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return f"<StarSystem(id={self.id}, name='{self.name}', planet_count={self.planet_count})>"
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