Basically you should try connecting with your url link, and specify the DB name on the mongoose connect method so if your cluster link is: mongodb+srv://userName:[email protected]/ and your DB name is: testDB then you should call the mongoose.connect method as follows: mongoose.connect(‘mongodb+srv://userName:[email protected]/’, {dbName: ‘testDB’});
Create a Connection singleton module to manage the apps database connection. MongoClient does not provide a singleton connection pool so you don’t want to call MongoClient.connect() repeatedly in your app. A singleton class to wrap the mongo client works for most apps I’ve seen. const MongoClient = require(‘mongodb’).MongoClient class Connection { static async open() { … Read more
The 2.0 branch documentation contains a better promisification guide https://github.com/petkaantonov/bluebird/blob/master/API.md#promisification It actually has mongodb example which is much simpler: var Promise = require(“bluebird”); var MongoDB = require(“mongodb”); Promise.promisifyAll(MongoDB);