import { Ressources } from "@/class/class";
import { db } from "@/firebase_config";
import { arrayRemove, doc, increment, runTransaction } from "firebase/firestore";

export async function returnRessource(chantierId: string, ressource: Ressources) {
    const chantierRef = doc(db, "chantier", chantierId);
    const ressourceRef = doc(db, "ressources", ressource.id.toString());

    await runTransaction(db, async (transaction) => {
        const resSnap = await transaction.get(ressourceRef);
        if (!resSnap.exists()) throw new Error("Ressource not found");

        transaction.update(ressourceRef, {
            available_quantity: increment(ressource.quantity),
        });

        transaction.update(chantierRef, {
            vehicules: arrayRemove(ressource),
        });
    });
}