Files
ExpressJS-Mongo/mongo.js
2020-09-05 13:01:05 +02:00

43 lines
1.3 KiB
JavaScript

const mongodb = require('mongodb');
const assert = require('assert');
const mongoConfig = {
url: 'mongodb://localhost:27017',
username: 'express-user',
password: 'P@ssword1',
database: 'express-test'
}
class Mongo {
constructor() {
mongodb.MongoClient.connect(mongoConfig.url, (err, client) => {
assert.equal(null, err);
console.log('Connected successfuly to mongodb');
this.db = client.db(mongoConfig.database);
this.db.collection('test').find({}, (err, results) => {
results.forEach(console.log);
});
client.close();
})
}
insert(collectionName, entity, callback) {
this.db.collection(collectionName).insert(entity, (error, result) => {
assert.equal(null, error, `Unable to insert ${collectionName} entity: ${error}.`);
console.log(`Entity ${collectionName} inserted.`);
callback(result);
})
}
update(collectionName, entity, query, callback) {
this.db.collection(collectionName).update(query, entity, (error, result) => {
assert.equal(null, error, `Unable to update ${collectionName} entity: ${error}.`);
console.log(`Entity ${collectionName} updated.`);
callback(result);
})
}
}
module.exports = Mongo;