AtCoderVirtualContestNowColorize

Colorize virtual contest being held now

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         AtCoderVirtualContestNowColorize
// @namespace    https://github.com/tMasaaa
// @version      1.0.0
// @description  Colorize virtual contest being held now
// @author       kaito_tateyama
// @license      MIT
// @include      https://not-522.appspot.com/
// ==/UserScript==


// 現在時刻(ページを開いた時のみ)
const nowtime = new Date()

// テーブル取得
const table = document.querySelectorAll('.container > table > tbody > tr > td')

// 各コンテストの開始時刻をstart, 終了時刻をendに入れ、現在時刻と比較
for(let i=0;i<table.length; i+=3){
    let start = new Date(table[i+1].innerText)
    let end = new Date(table[i+2].innerText)
    if(start <= nowtime && nowtime < end) {
        table[i].style.backgroundColor = 'rgb(187, 242, 94, 0.5)'
        table[i+1].style.backgroundColor = 'rgb(187, 242, 94, 0.5)'
        table[i+2].style.backgroundColor = 'rgb(187, 242, 94, 0.5)'
    }
}