Vanilla Node.js Server

basic-get.js

const http = require("http");

const PORT = 8088;
const HOST = "localhost";

const server = http.createServer(function handleRequest(req, res) {
  res.writeHead(200, { "Content-Type": "application/json" });
  res.end(JSON.stringify({ message: "hello world" }));
});

server.listen(PORT, HOST, () => {
  console.log(`Server on ${HOST}:${PORT}`);
});

basic-post.js

const http = require("http");

const HOST = "localhost";
const PORT = 8088;

const server = http.createServer((req, res) => {
  if (req.method === "POST") {
    let body = "";

    req.on("data", (chunk) => {
      body += chunk;
    });

    req.on("close", () => {
      console.log(body);
    });

    res.writeHead(201);
    res.end("ok");
  } else {
    res.writeHead(200);
    res.end("Not a POST request");
  }
});

server.listen(PORT, HOST, () => {
  console.log(`Server on ${HOST}:${PORT}`);
});