Now that we have the files necessary to start development and add features, we can start implementing all of the business logic related to managing contacts. To do this, we first need to define the data model of a contact.
Our system needs some sort of functionality to store the possible clients or just contact persons of other companies. For this, we are going to create a contact schema that will represent the same collection storing all the contacts in MongoDB. We are going to keep our contact schema simple. Let's create a model file in
contact-manager/app/models/contact.js, which will hold the schema, and add the following code to it:
'use strict'; const mongoose = require('mongoose'); const ...