import { NextResponse } from "next/server";
import { z } from "zod";
import { renameDevice } from "@/lib/db/queries/devices";

const bodySchema = z.object({ displayName: z.string().min(1).max(120) });

export async function PATCH(req: Request, { params }: { params: Promise<{ id: string }> }) {
  const { id } = await params;
  const parsed = bodySchema.safeParse(await req.json().catch(() => null));
  if (!parsed.success) {
    return NextResponse.json({ error: "displayName is required" }, { status: 400 });
  }
  const updated = await renameDevice(Number(id), parsed.data.displayName);
  if (!updated) return NextResponse.json({ error: "not found" }, { status: 404 });
  return NextResponse.json({ device: updated });
}