BeameryHQ/Ditto

'use strict';

const crypto   = require('crypto');

const cleanUri = require('./cleanURI')
/**
 * @function generateIdForLinks
 * @description Create an md5 hash based on concatentating passed String Values for links
 * The function cleans the URIs before creating the MD5 hash
 *
 * @param {String} source the URI we want to clean out
 * @returns {String}
 */
function generateIdForLinks(source, type) {

  let cleanedSource;

    try {
        cleanedSource = cleanUri(source, type);
    } finally {
        // Check if the URI is not validated and remove it !
        if (!!cleanedSource) {
            return crypto.createHash('md5').update(cleanedSource.toLowerCase()).digest("hex");
        } else {
            return null;
        }
    }

}

module.exports = generateIdForLinks;