from sqlalchemy import Column, String, Integer, ForeignKey
from sqlalchemy.orm import relationship
from sqlalchemy.sql import func
from app.api.db.base_class import Base
import uuid

class Planet(Base):
    __tablename__ = "planets"

    id = Column(Integer, primary_key=True, index=True)
    name = Column(String, unique=True, nullable=False)
    description = Column(String, nullable=True)
    diameter = Column(Integer, nullable=False)
    mass = Column(Integer, nullable=False)
    distance_from_sun = Column(Integer, nullable=False)

    # Timestamps
    created_at = Column(Integer, default=func.now())
    updated_at = Column(Integer, default=func.now(), onupdate=func.now())