userController.js

const fs = require('fs');
const data = JSON.parse(fs.readFileSync('data.json', 'utf-8'));
const users = data.users;


const createUser = (req, res) => {
    console.log(req.body);
    users.push(req.body);
    res.status(201).json(req.body);
}

const getUsers = (req, res) => {
    res.json(users);
}

const getUser = (req, res) => {
    const id = +req.params.id;
    const user = users.find(p => p.id === id)
    res.json(user);
}

const replaceUser = (req, res) => {
    const id = +req.params.id;
    const userIndex = users.findIndex(p => p.id === id)
    users.splice(userIndex, 1, { ...req.body, id: id })
    res.status(201).json(users);
}

const updateUser = (req, res) => {
    const id = +req.params.id;
    const userIndex = users.findIndex(p => p.id === id)
    const user = users[userIndex];
    users.splice(userIndex, 1, { ...user, ...req.body })
    res.status(201).json(users);
}

const deleteUser = (req, res) => {
    const id = +req.params.id;
    const userIndex = users.findIndex(p => p.id === id)
    const user = users[userIndex];
    users.splice(userIndex, 1)
    res.status(201).json(user);
}

module.exports = {
    createUser,
    getUser,
    getUsers,
    updateUser,
    replaceUser,
    deleteUser
}