src/services/auth.py

from sqlalchemy.orm import Session
from backend.src.models.user import User
from backend.src.core.security import verify_password, get_password_hash


def authenticate_user(db: Session, email: str, password: str):
    user = get_user_by_email(db, email)
    if not user or not verify_password(password, user.hashed_password):
        return None
    return user


def create_user(db: Session, email: str, hashed_password: str):
    db_user = User(email=email, hashed_password=hashed_password)
    db.add(db_user)
    db.commit()
    db.refresh(db_user)
    return db_user


def get_user_by_email(db: Session, email: str):
    return db.query(User).filter(User.email == email).first()