HTTP Response Status Codes

const express = require('express');
const { Response } = require('http-status-codez');
const User = require('./models/user');

const app = express();

app.get('/api/v1/users', catchAsync(async (req, res, next) => {
  const users = await User.find();

  res.status(Response.HTTP_OK).json({
    status: 'success',
    results: users.length,
    data: {
      users,
    },
  });

}));

app.get('/api/v1/users/:id', catchAsync(async (req, res, next) => {
  const user = await User.findById(req.params.id);

  if (!user) {
    return next(
      new AppError('User not found with that ID', Response.HTTP_NOT_FOUND);
    );
  }

  res.status(Response.HTTP_OK).json({
    status: 'success',
    data: {
      user,
    },
  });