import type { NextRequest } from "next/server";
import { db } from "@/lib/db";
import { requireAdmin } from "@/lib/admin";

export const dynamic = "force-dynamic";

export async function PATCH(
  request: NextRequest,
  { params }: { params: Promise<{ id: string }> }
) {
  const guard = await requireAdmin();
  if (!guard.ok) return guard.response;

  const { id } = await params;

  const body = await request.json();
  const name = body?.name?.toString().trim();
  const price = Number(body?.price);
  const description = body?.description?.toString().trim();

  if (!name || Number.isNaN(price) || !description) {
    return Response.json({ error: "Invalid payload" }, { status: 400 });
  }

  const grade = await db.grade.update({
    where: { id },
    data: { name, price, description },
  });

  return Response.json(grade);
}

export async function DELETE(
  _request: NextRequest,
  { params }: { params: Promise<{ id: string }> }
) {
  const guard = await requireAdmin();
  if (!guard.ok) return guard.response;

  const { id } = await params;
  await db.grade.delete({ where: { id } });
  return Response.json({ ok: true });
}