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

class Book(Base):
    __tablename__ = "books"

    id = Column(Integer, primary_key=True, index=True)
    title = Column(String, nullable=False, index=True)
    author = Column(String, nullable=False, index=True)
    description = Column(String, nullable=True)
    
    # Timestamps
    created_at = Column(DateTime, default=func.now())
    updated_at = Column(DateTime, default=func.now(), onupdate=func.now())