e-Sim mass equipment merger script

equmerger.js

var j, htmlstr;
var prompttext = "";
var itemarray = Array();
var intervalId = 1;
var itemquality = 1;
var selecteditemtype = null;
var itemtype = 1;

function post(e, t, n = "post") {
    const o = document.createElement("form");
    o.method = n, o.action = e;
    for (const e in t)
        if (t.hasOwnProperty(e)) {
            const n = document.createElement("input");
            n.type = "hidden", n.name = e, n.value = t[e], o.appendChild(n)
        }
    document.body.appendChild(o), o.submit()
}

function gethtml(callback) {
    httpRequest = new XMLHttpRequest();
    httpRequest.onreadystatechange = function() {
        if (httpRequest.readyState === 4) { // request is done
            if (httpRequest.status === 200) { // successfully
                callback(httpRequest.responseText); // we're calling our method
            }
        }
    };
    httpRequest.open('GET', [location.protocol, '//', location.host].join('') + "/storage.html?storageType=EQUIPMENT");
    httpRequest.send();
}

gethtml(function(result) {
    htmlstr = result;
});

function postdata(t) {
    var http = new XMLHttpRequest();
    var url = 'equipmentAction.html';
    var params = '';
    if (Object.values(t).length > 3) {
        for (const e in t) {
            if (t.hasOwnProperty(e)) {
                params += '&' + e + '=' + t[e];
            }
        }
        params = params.substring(1);
        console.log(params);
        http.open('POST', url, true);

        //Send the proper header information along with the request
        http.setRequestHeader('Content-type', 'application/x-www-form-urlencoded');

        http.onreadystatechange = function() { //Call a function when the state changes.
            if (http.readyState == 4 && http.status == 200) {
                console.log("data posting");
            }
        }
        http.send(params);
        console.log("data posted");
    } else {
        console.log("need 3 items");
        clearInterval(intervalId);
        j, htmlstr;
        prompttext = "";
        itemarray = Array();
        intervalId = 1;
        itemquality = 1;
        selecteditemtype = null;
        itemtype = 1;
        main();
        intervalId = setInterval(funcint, 3000);
    }
}

function newmergex(t, e, html) {
    var i = {},
        n = [],
        o = "<b>Q" + t + " " + e + "</b>";
    var obj = $($.parseHTML(html));
    $.each(obj.find(".equipmentDescription b"), function(t, e) {
        if (o.toString() == e.outerHTML) {
            var i = obj.find(".equipmentDescription").get(t).getAttribute("id").substring(4);
            n.push(i)
        }
    }), n.slice(0, 3).forEach(function(t) {
        i["itemId[" + t + "]"] = t
    }), i.action = "MERGE", postdata(i)
}

function main() {
    for (j = 0; j < $(".equipmentName p b").length; j++) {
        itemarray[j] = $(".equipmentName p b")[j].innerText;
        itemarray[6] = "Silah eklentisi";
        prompttext += j + " : " + $(".equipmentName p b")[j].innerText + "\n";
    }
    do {
        if (itemtype === null) {
            break;
        }
        itemtype = parseInt(window.prompt("Choose one type (0,1,2,3,4,5,6,7,8) : \n" + prompttext, ""), 10);
    } while (isNaN(itemtype) || itemtype > 10 || itemtype < 0);
    selecteditemtype = itemarray[itemtype];
    do {
        if (itemquality === null) {
            break;
        }
        itemquality = parseInt(window.prompt("Choose item quality (1,2,3,4,5) :", ""), 10);
    } while (isNaN(itemquality) || itemquality > 5 || itemquality < 1);
}

function funcint() {
    gethtml(function(result) {
        htmlstr = result;
    });
    newmergex(itemquality, selecteditemtype, htmlstr)
}
main();
intervalId = setInterval(funcint, 3000);