open-food-drive

// ==UserScript==
// @name         open-food-drive
// @version      0.1
// @description  Links drive markets with OpenFoodFacts
// @match        https://drive.intermarche.com/*
// ==/UserScript==

(function() {
    'use strict';

    function scan () {
        if (!document.querySelector('li.js-vignette_produit')) {
            return;
        }

        document.querySelectorAll('li.js-vignette_produit div.vignette_info:not(.scanned)').forEach(sheet => {
            const url = 'https://fr.openfoodfacts.org/cgi/search.pl?search_simple=1&action=process&search_terms=' + sheet.children[0].textContent;

            const content = sheet.children[1].textContent.trim().split(' ').reduce((content, word) => {
                if (!word) {
                    return content;
                }

                return content + ' <a href="' + url + '+' + word + '" target="_blank"><img src="https://nutrition.yuka.io/themes/yuka/favicon.ico" style="height: 11px;"/>' + word + '</a>';
            }, '');

            sheet.children[1].innerHTML = content;
            sheet.className += ' scanned';
        });
    }

    setInterval(scan, 100);
})();