/**
 * @file host.js
 * @description `GET /api/host` — the Dashboard System Health tab's machine
 * cards, its per-user CPU/RAM card included: the machine's hardware, load and
 * disks, and each AgentHub user's share of its CPU and memory right now
 * (server/lib/host-stats.js); `GET /api/host/history` (`?range=1h|6h|24h`) the
 * in-memory CPU/memory history the server keeps since it started. Read-only;
 * every signed-in user (`/host` is NOT in STAFF_ONLY_PREFIXES — System Health
 * is everyone's).
 * @author Nguyễn Ngọc Trí Vĩ <vinnt@smartgift.vn>
 */

const { Router } = require("express");
const { hostStats, hostHistory } = require("../lib/host-stats");

const router = Router();

router.get("/", async (_req, res) => {
  try {
    res.json(await hostStats());
  } catch (e) {
    res.status(500).json({ error: { code: "EHOST", message: e.message } });
  }
});

router.get("/history", (req, res) => {
  res.json(hostHistory(typeof req.query.range === "string" ? req.query.range : "1h"));
});

module.exports = router;