CODE EXAMPLE FOR JAVASCRIPT

next-connect

// pages/api/hello.js
import type { NextApiRequest, NextApiResponse } from "next";
import { createRouter } from "next-connect";

// Default Req and Res are IncomingMessage and ServerResponse
// You may want to pass in NextApiRequest and NextApiResponse
const router = createRouter<NextApiRequest, NextApiResponse>();
// pages/api/hello.js
import type { NextApiRequest, NextApiResponse } from "next";
import { createRouter } from "next-connect";

// Default Req and Res are IncomingMessage and ServerResponse
// You may want to pass in NextApiRequest and NextApiResponse
const router = createRouter<NextApiRequest, NextApiResponse>();

router
  .use(async (req, res, next) => {
    const start = Date.now();
    await next(); // call next in chain
    const end = Date.now();
    console.log(`Request took ${end - start}ms`);
  })
  .use(authMiddleware)
  .get((req, res) => {
    res.send("Hello world");
  })
  .post(async (req, res) => {
    // use async/await
    const user = await insertUser(req.body.user);
    res.json({ user });
  })
  .put(
    async (req, res, next) => {
      // You may want to pass in NextApiRequest & { isLoggedIn: true }
      // in createRouter generics to define this extra property
      if (!req.isLoggedIn) throw new Error("thrown stuff will be caught");
      // go to the next in chain
      return next();
    },
    async (req, res) => {
      const user = await updateUser(req.body.user);
      res.json({ user });
    }
  );

// create a handler from router with custom
// onError and onNoMatch
export default router.handler({
  onError: (err, req, res) => {
    console.error(err.stack);
    res.status(500).end("Something broke!");
  },
  onNoMatch: (req, res) => {
    res.status(404).end("Page is not found");
  },
});

router
  .use(async (req, res, next) => {
    const start = Date.now();
    await next(); // call next in chain
    const end = Date.now();
    console.log(`Request took ${end - start}ms`);
  })
  .use(authMiddleware)
  .get((req, res) => {
    res.send("Hello world");
  })
  .post(async (req, res) => {
    // use async/await
    const user = await insertUser(req.body.user);
    res.json({ user });
  })
  .put(
    async (req, res, next) => {
      // You may want to pass in NextApiRequest & { isLoggedIn: true }
      // in createRouter generics to define this extra property
      if (!req.isLoggedIn) throw new Error("thrown stuff will be caught");
      // go to the next in chain
      return next();
    },
    async (req, res) => {
      const user = await updateUser(req.body.user);
      res.json({ user });
    }
  );

// create a handler from router with custom
// onError and onNoMatch
export default router.handler({
  onError: (err, req, res) => {
    console.error(err.stack);
    res.status(500).end("Something broke!");
  },
  onNoMatch: (req, res) => {
    res.status(404).end("Page is not found");
  },
});