Tampermonkey: Find driving slot Trafikverket

tampermonkey-script.js

// ==UserScript==
// @name         Find slot
// @namespace    http://tampermonkey.net/
// @version      0.1
// @description Book a Förarprov with the place and type (manual/auto) that you want, then go to Boka Prov > Personbil B > Bokade Prov > Press the edit icon for the existing test. Enable the script and reload the page. The script will look for a better time in the same configuration of auto/manual and location.
// @author       You
// @match        https://fp.trafikverket.se/boka/*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=trafikverket.se
// @require      https://cdnjs.cloudflare.com/ajax/libs/ion-sound/3.0.7/js/ion.sound.min.js
// @grant        none
// ==/UserScript==

(async function() {
    'use strict';
    var jQuery = window.jQuery;
    var ion = window.ion;

    log('Set constants');
    var dateFrom = '2022-08-22';
    var dateTo = '2022-08-30';
    var autoConfirm = true;
    var acceptOffice = '';

    document.body.addEventListener('click', () => {
        console.log("Init sound context after click");
        // http://ionden.com/a/plugins/ion.sound/en.html
        ion.sound({
            sounds: [
                {name: 'bell_ring'}
            ],

            // main config
            path: "https://cdnjs.cloudflare.com/ajax/libs/ion-sound/3.0.7/sounds/",
            preload: true,
            multiplay: true,
            volume: 0.9
        });
    }, true);

    let foundSlots = [];
    for(let tries = 0; tries < 10; tries++) {
        foundSlots = [...document.querySelectorAll('.col-sm-9 .col-xs-6 strong')].map((slot) => new Date(slot.innerText));
        await new Promise(r => setTimeout(r, 2000));
        log("Looking for slots...");

        if(foundSlots.length > 0) {
            log("Found list of slots, trying to find an eligible one");
            break;
        }
    }

    const eligibleSlot = foundSlots.find((d) => (d <= new Date(dateTo) && d > new Date(dateFrom)));
    if(eligibleSlot) {
        console.warn("FOUND ELIGIBLE SLOT", eligibleSlot);
        playSound('bell_ring');
        alert(`Found slot: ${eligibleSlot}`);
    } else {
        log("No slots or no eligible found, reloading in a few seconds.");
        await new Promise(r => setTimeout(r, 3000));
        location.reload();
    }

    /* Helpers */
    function log(log) {
        console.log(log);
    }

    function playSound() {
        // play sound
        ion.sound.play('bell_ring');
    }
})();