A Greasemonkey script which adds a button to batch reveal spoilers on insomnia.gr. Spoiler morghulis!

Spoilers toggler for insomnia.gr

// ==UserScript==
// @name     Spoilers toggler for insomnia.gr
// @match https://www.insomnia.gr/*
// @require  https://ajax.googleapis.com/ajax/libs/jquery/3.4.0/jquery.min.js
// @require  https://gist.github.com/raw/2625891/waitForKeyElements.js
// @version  1
// @grant    none
// ==/UserScript==


waitForKeyElements('#elPostFeed', loadSpoilerToggler);

function loadSpoilerToggler() {

	const spoilers = document.querySelectorAll('.ipsType_normal .ipsSpoiler');
	let i;

	if (spoilers.length) {
		if (!document.querySelector('.gm-spoilers')) {
			const css = `.gm-spoilers {
						opacity: 0.4;
						font-weight:100;	
						font-size:12px !important;
						background: rgba(0,0,0,0.9);
						color: #fff;
						position:fixed;
						bottom: 10px;
						right:10px;
						border:0;
						padding:10px;
						border-radius:5px;
						cursor:pointer;
					  }
					  .gm-spoilers:hover {
						opacity:1;
					  }
					.gm-spoilers.open{
					  background: red;	
				  };`;
			const head = document.head || document.getElementsByTagName('head')[0];
			const style = document.createElement('style');
			style.appendChild(document.createTextNode(css));

			head.appendChild(style);

			const btn = document.createElement('button');
			btn.innerHTML = 'ΚΛΕΙΣΤΑ SPOILERS';
			document.body.appendChild(btn);
			btn.classList.add('gm-spoilers');

		}
		toggleSpoilers(spoilers, document.querySelector('.gm-spoilers'));
	}
}


function toggleSpoilers(spoilers, spoilerBtn) {

	if (spoilerBtn.classList.contains('open')) {
		loopThroughSpoilers(spoilers);

	}

}

function loopThroughSpoilers(spoilers) {
	for (i = 0; i < spoilers.length; i++) {
		const spoilerHeader = spoilers[i].querySelector('.ipsSpoiler_header');
		spoilerHeader.click();
	}
}

let btn = document.querySelector('.gm-spoilers');
let btnInitialTxt = btn.innerHTML;

btn.addEventListener('click', function () {
	loopThroughSpoilers(document.querySelectorAll('.ipsType_normal .ipsSpoiler'));
	if (btn.classList.contains('open')) {
		btn.classList.remove('open');
		btn.innerHTML = btnInitialTxt;
	} else {
		btn.classList.add('open');
		btn.innerHTML = 'ΑΝΟΙΧΤΑ SPOILERS';
	}

});