from fastapi import APIRouter, Depends, HTTPException, status
from sqlalchemy.orm import Session
from .. import crud, schemas, auth as auth_utils
from ..db import get_db

router = APIRouter()

@router.post("/register", response_model=schemas.UserRead)
def register(user_in: schemas.UserCreate, db: Session = Depends(get_db)):
    existing_user = crud.get_user_by_email(db, email=user_in.email)
    if existing_user:
        raise HTTPException(status_code=400, detail="Email already registered")
    user = crud.create_user(db, user_in)
    return user

@router.post("/login", response_model=schemas.Token)
def login(form_data: schemas.Login, db: Session = Depends(get_db)):
    user = crud.authenticate_user(db, email=form_data.email, password=form_data.password)
    if not user:
        raise HTTPException(status_code=401, detail="Incorrect email or password")
    access_token = auth_utils.create_access_token(data={"sub": str(user.id)})
    return {"access_token": access_token, "token_type": "bearer"}