API Express Server Skeleton.js

const express = require("express");
const bodyParser = require("body-parser");
const path = require("path");
const cors = require("cors");

// Initialize http server
const app = express();

// setup
app.use(express.static(path.resolve(__dirname, "../build")));
app.use(cors());
app.use(bodyParser.urlencoded({ extended: true }));
app.use(bodyParser.json({ limit: "10mb" }));

//routes
app.get("/", (request, response) => {
  console.log(Date.now(), "get /");
  response.json({ status: "200" });
  response.end("success");
});
app.get("/x", (request, response) => {
  const { query = {} } = request;
  console.log(Date.now(), "query", query);
  Promise.resolve({ params: query })
    .then(() => {
      response.json({ query });
      response.end("success");
    })
    .catch(error => {
      console.log("error", error);
      response.json(error);
      response.end("error");
    });
});
app.post("/y", (request, response) => {
  const { body = {} } = request;
  const { params } = body;
  console.log(Date.now(), "body", body);

  Promise.resolve({ params: body })
    .then(() => {
      response.json({ body });
      response.end("success");
    })
    .catch(error => {
      console.log("error", error);
      response.json(error);
      response.end("error");
    });
});

// launch server
const server = app.listen(1024, () => {
  const { address, port } = server.address();
  console.log(Date.now(), `Listening at http://${address}:${port}`);
});

process.on("uncaughtException", err => {
  if (err.code === "ENOTFOUND") return;
  if (err.code === "ECONNRESET") return;
  if (err.code === "PROTOCOL_CONNECTION_LOST") return;

  console.log(Date.now(), "UNCAUGHT ERROR", err);
  console.log(Date.now(), "UNCAUGHT ERROR", err.code);
});