Pricy Info under images

pricy.js

// ==UserScript==
// @name         PricyGraph
// @namespace    http://tampermonkey.net/
// @version      0.1
// @description  try to take over the world!
// @author       You
// @match        https://www.emag.ro/*
// @icon         https://icons.duckduckgo.com/ip2/emag.ro.ico
// @grant        GM_xmlhttpRequest
// ==/UserScript==

setInterval(()=>{
    if(!document.querySelector('.has-subtitle-info'))return;
    if(document.getElementById('pricyGraph'))return;
    const link = encodeURIComponent(location.href);
    const title = encodeURIComponent(document.title);
    const pricyLink = `https://www.pricy.ro/extension/getpricehistoryinpopup/93?currency=RON&url=${link}&title=${title}`;
    document.querySelector('.product-gallery-wrapper.product-gallery-www').insertAdjacentHTML('afterend','<div id="pricyGraph"></div>');
    document.querySelector('#pricyGraph').insertAdjacentHTML('beforeend',`<iframe src="https://www.pricy.ro/extensionhtml?url=${link}&title=${title}&v=4.5.1-Chrome" frameborder="0" width="1000" height="300" style="width:100vw !important"></iframe>`);

    1 || GM_xmlhttpRequest({
        method: "GET",
        url: pricyLink,
        onload: function(response) {
            const data = JSON.parse(response.responseText);
            const prices = data.PriceHistory;

            const priceHistory = prices.map(e=>e.Price).join(',');
            const dateHistory = prices.map(e=> new Date(e.Timestamp).toISOString().slice(5,10)).join(',');
            console.log(dateHistory);
            const link = `https://quickchart.io/chart/render/zm-24b6b169-7212-4886-9619-2ce8aa74dcf2?data1=${priceHistory}&labels=${dateHistory}`
            console.log(link);
            document.querySelector('#pricyGraph').insertAdjacentHTML('beforeend',`<iframe src="${link}" frameborder="0" width="1000" height="300" style="width:100vw !important"></iframe>`);

        }
    });
},100);