Sell player for futbin prince + 100

index.js

// ==UserScript==
// @name         Sell for futbin value
// @namespace    http://tampermonkey.net/
// @version      0.1
// @description  try to take over the world!
// @author       Alberto Monteiro
// @match        https://www.easports.com/fifa/ultimate-team/web-app/*
// @match        https://www.easports.com/*/fifa/ultimate-team/web-app/*
// @updateURL    https://gist.github.com/AlbertoMonteiro/273b47dcf656406bd168afb1f8245dcc
// @downloadURL  https://gist.github.com/AlbertoMonteiro/273b47dcf656406bd168afb1f8245dcc
// ==/UserScript==

(function() {
    'use strict';

    // Your code here...
    var targetNodes         = $(document);
    var MutationObserver    = window.MutationObserver || window.WebKitMutationObserver;
    var myObserver          = new MutationObserver (mutationHandler);
    var obsConfig           = { childList: true, characterData: true, attributes: false, subtree: true };

    targetNodes.each ( function () {
        myObserver.observe (this, obsConfig);
    } );

    function mutationHandler (mutationRecords) {
        mutationRecords.forEach ( function (mutation) {
            if ($(mutation.target).hasClass("DetailView") && $(mutation.target).find('.DetailPanel')) {
                setTimeout(function(){
                    if ($(mutation.target).find('#sellFutBin').length === 1) return;
                    var botao = $("<button class='standard' id='sellFutBin'>Vender por FutBin</button>");
                    botao.click(function() {
                        var inputs = $("div.buttonInfo.bidSpinner input");
                        var valor = +$(".listFUTItem.selected .futbin span.coins.value").text().replace(",", "");
                        inputs.eq(0).val(valor);
                        inputs.eq(1).val(valor+100);
                        $(".QuickListPanel .panelActions").addClass("open");
                    });
                    $(mutation.target).find('.QuickListPanel').append(botao);
                }, 0);
            }
        });
    }
})();