# app/models/user.py
from sqlalchemy import Column, Integer, String, DateTime
from sqlalchemy.orm import relationship
from datetime import datetime
from app.core.config import Base

class User(Base):
    __tablename__ = "users"

    id = Column(Integer, primary_key=True, index=True)
    email = Column(String, unique=True, nullable=False, index=True)
    password_hash = Column(String, nullable=False)
    created_at = Column(DateTime, default=datetime.utcnow)
    updated_at = Column(DateTime, default=datetime.utcnow, onupdate=datetime.utcnow)

    characters = relationship("Character", back_populates="user")
    homework_types = relationship("HomeworkType", back_populates="user", cascade="all, delete")