A userscript for StockFlare that shows the individual star ratings for a stock when hovering over the stock ticker in the search results

Stars&Score_onHover.js

// ==UserScript==
// @name         Stars&Score onHover
// @namespace    http://tampermonkey.net/
// @version      0.1
// @description  Show the StockFlare stars and StockInvest score onHover
// @author       jabez007
// @match        https://stockflare.com/stocks
// @grant        none
// @require      http://code.jquery.com/jquery-3.3.1.min.js
// @require      https://cdn.jsdelivr.net/npm/vue@2.6.6/dist/vue.js
// ==/UserScript==

(function() {
    'use strict';
    if (!Array.prototype.last){
        Array.prototype.last = function(){
            return this[this.length - 1];
        };
    };
    const $div = $(`
<div style="background-color: lightblue; padding: 5px; border: 1px solid;">
<div id="Stars-Score-onHover">
{{ message }}
</div>
</div>
`).appendTo('body');
    $div.hide();
    const app = new Vue({
        el: '#Stars-Score-onHover',
        data: {
            message: '',
        },
    });
    var oldOpen = XMLHttpRequest.prototype.open;
    function onLoad(event) {
        $('a').each(function() {
            const link = this;
            const $stars = $(link).find('.stars');
            $stars.off('mouseenter');
            $stars.on('mouseenter', function(e) {
                const ric = link.href.split('/').last();
                const ticker = ric.split('.')[0];
                $.ajax({
                    method: 'PUT',
                    url: 'https://api.stockflare.com/search/filter',
                    data: `{ "conditions": { "ticker": "${ticker}" }, "select": ["sic", "ric"] }`,
                    success: function(data) {
                        const sic = (data.find(stock => stock.ric === ric) || {}).sic;
                        if (sic){
                            $.ajax({
                                method: 'PUT',
                                url: 'https://api.stockflare.com/latest',
                                data: `{ "select": ["_all"], "sic": "${sic}" }`,
                                success: function(data) {
                                    app.$data.message = JSON.stringify(data);
                                }
                            })
                        }
                    }
                });
                $div.css({'top':e.pageY+50,'left':e.pageX, 'position':'absolute'});
                $div.show();
            });
            $stars.off('mouseleave');
            $stars.on('mouseleave', function(){
                app.$data.message = '';
                $div.hide();
            });
        });
    };
    XMLHttpRequest.prototype.open = function() {
        // when an XHR object is opened, add a listener for its load events
        this.addEventListener("load", onLoad);
        // run the real `open`
        oldOpen.apply(this, arguments);
    };
})();

https://github.com/Stockflare/notes-on-api