Create controllers/middlewares

posts.js

const Post = require('../model.js'); //Our Model

module.exports = {
    getPosts: (req, res, next) => {
    
        //Find posts in posts collection
        Post.find()
            .then(posts => {
                res.status(200).json({ message: 'Posts fetched!', posts })
            })
            .catch(err => console.log('Error while fetching posts', err))
    },
    createPost: (req, res, next) => {
        const { title, content } = req.body;
    
        //instantiate a new post object/document
        const post = new Post({
            title,
            content,
            creator: {
                name: 'Josef'
            }
        });
    
        //Now we can save the post in the database
        post
            .save()
            .then(post => {
            //Once is it stored in database, we can send the response
                res.status(201).json({
                    message: 'Post created successfully!',
                    post
                });
            })
            .catch(err => console.log('Error while saving a new post', err))
    }
}