Another TicTac userscript

gistfile1.txt

// ==UserScript==
// @name         Autofill date
// @namespace    http://tampermonkey.net/
// @version      0.1
// @description  try to take over the world!
// @author       You
// @match        https://tictac.wikimedia.de/web
// @grant        none
// ==/UserScript==

(function() {
    'use strict';

    var instantEdit = true,
        pollInterval = 250,
        maxTimeout = 10000;

    function isTimesheetDayViewPage() {
        return $('.oe_form_button_edit').length > 0;
    }

    function clickEditMode() {
        $('.oe_form_button_edit').click();
    }

    function clickAddItem() {
        $('.oe_form_field_one2many_list_row_add a').click();
    }

    var waitedTime = 0;
    function waitUntilLoad(callback) {
        if ($('.oe_loading').length > 0 && !$('.oe_loading').is(':visible')) {
            console.log("Firing userscript callback.");
            callback();
            return;
        }
        if (waitedTime > maxTimeout) {
            console.log("Timed out of userscript.");
            return;
        }

        setTimeout(function () {
            waitedTime += pollInterval;
            console.log("waited " + waitedTime);
            waitUntilLoad(callback)
        }, pollInterval);
    }

    waitUntilLoad(function () {
        if (instantEdit && isTimesheetDayViewPage()) {
            clickEditMode();
        }
    });
})();