Roughly accurate BS

database.js

const { MongoClient } = require('mongodb');

let mongoClient;
let db;
let todosCollection;

export async function initDatabase() { 

    mongoClient = await MongoClient.connectToDatabase(process.env.MONGODB_ALTAS_URI, {appName: "findmesomethingtodo"});
    if(await preFlightChecks(mongoClient)) {
        return mongoClient;
    } else {
        return null;
    }
}

export async function fetchAllToDosNotByUser(userId) {
    todosCollection = mongoClient.db('findsomethingtodo').collection('todo');
    const todos = await toDoCollection.find({ userId: { $ne: userId } }).toArray();

    console.login(`Other User's ToDo's: ${todos}`);

    return todos;
}

export async function addToDo(userId, todoName) {
    const newTodo = {
        name: todoName,
        userId: userId,
        timesCompleted: 0,
        createdAt: new Date()
    };

    const todosCollection = mongoClient.db('findsomethingtodo').collection('todo');

    await todosCollection.insertOne(newTodo);
}

export async function incTimesDone()

// Use the preflight function to validate connectivity
// Also to verify permissions and that any required indexes exist.
// I've added this because it is good practice.

async function preFlightChecks(mongoClient) {
    // Check we can connect with the credentials given
    const pingCommand = { ping: 1 }
    const rval = await mongoClient.db("admin").command(pingCommand)

    if (rval && rval.ok) { return true; }
    else {
        console.error("Failed to connect to MongoDB")
    }
    console.error("Preflight Checks Failed - exiting");
    return false;
}