borders/pages/api/user/border/@me.js

import { getUserBorders, setUserBorder } from "../../../../lib/borders";

export default function handler(req, res) {
  if (req.method === "POST") {
    setUserBorder(req, req.body).then((result) => {
      if (result) {
        return res.status(200).json(result);
      } else {
        return res.status(500).json({ error: "could not update border" });
      }
    });
  } else {
    getUserBorders(req).then((result) => {
      if (result) {
        return res.status(200).json(result);
      } else {
        return res.status(404).json({ error: "Not Found" });
      }
    });
  }
}