from sqlalchemy.orm import Session
from fastapi import HTTPException
from app.models.models import User
from app.security import get_password_hash
from app.schemas import UserCreate

def get_users(db: Session, skip: int = 0, limit: int = 100):
    return db.query(User).offset(skip).limit(limit).all()

def create_user(db: Session, user: UserCreate):
    db_user = db.query(User).filter(User.email == user.email).first()
    if db_user:
        raise HTTPException(status_code=400, detail="Email already registered")
    hashed_password = get_password_hash(user.password)
    db_user = User(
        email=user.email,
        hashed_password=hashed_password,
        full_name=user.full_name,
        role=user.role
    )
    db.add(db_user)
    db.commit()
    db.refresh(db_user)
    return db_user