leetcode show total and remain unlocked questions

Show Total and Remain Unlocked on Leetcode, also Hide the locked Questions

Fra og med 04.04.2017. Se den nyeste version.

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         leetcode show total and remain unlocked questions
// @description:en Show Total and Remain Unlocked Problems on Leetcode
// @namespace    https://greatest.deepsurf.us/en/users/22079-hntee
// @version      0.1
// @author       hntee
// @match        https://leetcode.com/*
// @description Show Total and Remain Unlocked on Leetcode, also Hide the locked Questions
// ==/UserScript==

(function() {
    'use strict';
    observeDomChange();
})();

function observeDomChange() {
    var MutationObserver = window.MutationObserver;
    var myObserver       = new MutationObserver (mutationHandler);
    var obsConfig        = {
        childList: true, attributes: true,
        subtree: true,   attributeFilter: ['list-group']
    };
    myObserver.observe(document, obsConfig);
    function mutationHandler (mutationRecords) {
        var locked = "div > i.fa-lock";
        var num_locked = $(locked).length;
        $(locked).parent().parent().parent().hide();
        if ($('#welcome strong').length == 1) {
            info = $('#welcome strong').text();
            num_finished = Number(info.split('/')[0]);
            num_questions = Number(info.split('/')[1]);
            num_unlocked = num_questions - num_locked;
            $('#welcome').append(' (Locked: ' + num_locked + ')<br />You have solved: <strong>' + num_finished + "/" + num_unlocked + ' (' + (num_unlocked - num_finished) + ')</strong> remain');
        }
    }
}