import { connection } from "next/server";
import * as z from "zod";

import { updateVisitorPresence } from "@/lib/presence";

const inputSchema = z.strictObject({
  tabId: z.string().uuid(),
  guideId: z.string().uuid().nullable(),
  active: z.boolean().default(true),
});

export async function POST(request: Request) {
  await connection();
  const parsed = inputSchema.safeParse(await request.json().catch(() => null));
  if (!parsed.success) return Response.json({ error: "invalid-presence" }, { status: 400 });
  try {
    return Response.json(await updateVisitorPresence(parsed.data), {
      headers: { "Cache-Control": "no-store" },
    });
  } catch {
    return Response.json({ error: "presence-unavailable" }, {
      status: 503,
      headers: { "Cache-Control": "no-store" },
    });
  }
}