from sqlalchemy import Boolean, Column, DateTime, Integer, String
from sqlalchemy.sql import func

from app.models.base import Base


class Todo(Base):
    id = Column(Integer, primary_key=True, index=True)
    title = Column(String, index=True, nullable=False)
    description = Column(String, nullable=True)
    completed = Column(Boolean, default=False)
    created_at = Column(DateTime, default=func.now(), nullable=False)
    updated_at = Column(
        DateTime, 
        default=func.now(), 
        onupdate=func.now(), 
        nullable=False
    )