First install the library as below
npm install pkmongo
In your app.js file intialize the MongoHelper as below:
var MongoHelper = require('pkmongo').MongoHelper;
// or
// import {MongoHelper} from 'pkmongo';
MongoHelper.initialize('mongodb://localhost:27017/test');
Then wherever you need to run some mongo query, use it as below:
Add the module dependency
var MongoHelper = require('pkmongo').MongoHelper;
or
import {MongoHelper} from 'pkmongo';
Then use it as below:
The Syntax is:
MongoHelper.<methodName>('CollectionName',<Optional Arguments/Criteria>)
For eg.
return MongoHelper.findOneByCriteria('user', {"primary_phone" : "9876543210"})
.then(user => {
// your code
})
.catch(err => {
// your code
});