# backend/app/routers/achats.py
from typing import List, Optional
from fastapi import APIRouter, Depends, HTTPException, Query, status
from sqlmodel import Session, select
from app.database import get_session
from app.models.intrant import AchatIntrant

router = APIRouter(tags=["intrants"])


@router.get("/achats", response_model=List[AchatIntrant])
def list_achats(
    categorie: Optional[str] = Query(None),
    jardin_id: Optional[int] = Query(None),
    session: Session = Depends(get_session),
):
    q = select(AchatIntrant)
    if categorie:
        q = q.where(AchatIntrant.categorie == categorie)
    if jardin_id:
        q = q.where(AchatIntrant.jardin_id == jardin_id)
    return session.exec(q.order_by(AchatIntrant.created_at.desc())).all()


@router.post("/achats", response_model=AchatIntrant, status_code=status.HTTP_201_CREATED)
def create_achat(a: AchatIntrant, session: Session = Depends(get_session)):
    session.add(a)
    session.commit()
    session.refresh(a)
    return a


@router.get("/achats/{id}", response_model=AchatIntrant)
def get_achat(id: int, session: Session = Depends(get_session)):
    a = session.get(AchatIntrant, id)
    if not a:
        raise HTTPException(404, "Achat introuvable")
    return a


@router.put("/achats/{id}", response_model=AchatIntrant)
def update_achat(id: int, data: AchatIntrant, session: Session = Depends(get_session)):
    a = session.get(AchatIntrant, id)
    if not a:
        raise HTTPException(404, "Achat introuvable")
    for k, v in data.model_dump(exclude_unset=True, exclude={"id", "created_at"}).items():
        setattr(a, k, v)
    session.add(a)
    session.commit()
    session.refresh(a)
    return a


@router.delete("/achats/{id}", status_code=status.HTTP_204_NO_CONTENT)
def delete_achat(id: int, session: Session = Depends(get_session)):
    a = session.get(AchatIntrant, id)
    if not a:
        raise HTTPException(404, "Achat introuvable")
    session.delete(a)
    session.commit()