gbox-notification/service/helper.js

Email temaplates and notifications

let _ = require('lodash');

module.exports = {

    groupEmails: function (emails) {
        /* Group emails by language and then flat emails only
         * expected output:
         * {
         *     language : 'eng',
         *     emails: ['test@gauss.hr', 'test2@gauss.hr']
         * }
        */

        let emailArray = [];
        let groupEmails = _.groupBy(emails, 'language');
        _.each(groupEmails,(val,key) =>{
            let obj = {
                language: key,
                emails: _.flatMap(val,'email')
            };
            emailArray.push(obj);
        });
        return emailArray;
    }
};