db.js

/*
 |--------------------------------------------------------------------------
 | Import the mongoose module.
 |--------------------------------------------------------------------------
 */
import mongoose from 'mongoose';

/*
 |--------------------------------------------------------------------------
 | Get Mongoose to use the global promise library.
 |--------------------------------------------------------------------------
 */
mongoose.Promise = global.Promise;

/*
 |--------------------------------------------------------------------------
 | Export default mongoose connection.
 |--------------------------------------------------------------------------
 */
export default function connect() {
    const url = process.env.MONGO_URL;
    return mongoose.connect(url)
}