from sqlalchemy import Column, String, Integer, Boolean, DateTime from sqlalchemy.sql import func from core.database import Base import uuid class Dog(Base): __tablename__ = "dogs" id = Column(String, primary_key=True, default=lambda: str(uuid.uuid4())) name = Column(String, nullable=False) breed = Column(String, nullable=False) age = Column(Integer) color = Column(String) weight = Column(Integer) is_vaccinated = Column(Boolean, default=False) owner_name = Column(String) owner_contact = Column(String) created_at = Column(DateTime, default=func.now()) updated_at = Column(DateTime, default=func.now(), onupdate=func.now())