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db.js
41 lines (36 loc) · 1.13 KB
/
db.js
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require('dotenv').config()
const database = process.env.DATABASE_URL;
//console.log(database);
const { MongoClient } = require('mongodb');
const client = new MongoClient(database);
const dbname = "books"
//connect to MongoDB database
const connectToDatabase = async () => {
try {
//Connect the client to the server
await client.connect()
console.log(`Connected to MongoDB databases from db.js:`);
//console.log(client)
} catch (err) {
console.error(`Error connecting to MongoDB ${dbname} database: ${err}`);
}
};
//
const establishConnection = async () => {
try {
await connectToDatabase();
const databasesList = await client.db().admin().listDatabases();
databasesList.databases.forEach(db => console.log(` - ${db.name}`));
//console.log(client.db('books').collection('currently-reading'));
} catch (err) {
console.error(`Error connecting to MongoDB ${dbname} database: ${err}`);
} finally {
await client.close();
}
}
//Run the main function
establishConnection();
//export the data
module.exports = {
establishConnection
}