src/db.js


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import mongoose from 'mongoose';

const DEFAULT_URI = 'mongodb://127.0.0.1:27017/babbelkes';
const MONGODB_URI = process.env.MONGODB_URI || DEFAULT_URI;

async function connect() {
    const result = await mongoose.connect(MONGODB_URI);
    if (result) {
        console.log('Connected to MongoDB');
    }
    return result;
}

function onDisconnect() {
    console.log('MongoDB disconnected');
}

function onError(err) {
    console.error('MongoDB error:', err.message);
}

mongoose.connection.on('disconnected', onDisconnect);
mongoose.connection.on('error', onError);

const db = {
    connect: connect
};

export default db;