import { db } from "../../db/index";
import { uploads } from "../../db/schema";
import { eq } from "drizzle-orm";

export default defineEventHandler(async (event) => {
  const id = getRouterParam(event, "id")!;

  const upload = await db.query.uploads.findFirst({ where: eq(uploads.id, id) });
  if (!upload) throw createError({ statusCode: 404, message: "Upload not found" });

  const body = await readBody(event);
  const { type } = body ?? {};

  const valid = ["slides", "past_paper", "lab_worksheet"];
  if (!type || !valid.includes(type)) {
    throw createError({ statusCode: 400, message: "type must be slides, past_paper, or lab_worksheet" });
  }

  await db
    .update(uploads)
    .set({ type: type as "slides" | "past_paper" | "lab_worksheet" })
    .where(eq(uploads.id, id));

  return { ok: true, type };
});