function cinemaMode(videoId){
	let source = document.querySelector("source")
	source.setAttribute("src", "resources/video/lq" + videoId + ".webm")
	video.load()
	video.play()
	
	cinema.removeAttribute("hidden")
}

function loadQuestion(questionId){
	questionFiller(questionId)
	shuffleChildren(answers)
}

function questionMode(){
	if(window.answerFlag == 0){
		question.removeAttribute("hidden")
	}
}

function exit(){
	question.setAttribute("hidden", "")
	cinema.setAttribute("hidden", "")
	video.pause()
}

const exitBoxes = document.querySelectorAll("#close")
exitBoxes.forEach(x => {
	x.addEventListener("click", (e) => {
		exit()
	})
})


function shuffleChildren(parent){
	var children = parent.children;
	var frag = document.createDocumentFragment();
	var randomChild;

	while (children.length) {
		randomChild = children[Math.floor(Math.random() * children.length)]
		frag.appendChild(randomChild);
	}

	parent.appendChild(frag);
}

function pushScore() {
	document.querySelector("progress").value = score
	if(score == document.querySelector("progress").max) {
		// vyhral jsi, zde udelej co chces
		// Chci se stát obecně lepším člověkem ;)
		//alert("Dobrá práce člověče, figurkama umíš tahat na výbornou jako správnej flamendr, ale co na to češi?Stala se z vás ikona této aplikace!")
		boxes.forEach(
			(boxRemove) => {
				boxRemove.remove();
			}
		)
		document.querySelector(".grid").style.display = "flex"
		document.querySelector("#title").style.width = "100"
		document.documentElement.style.setProperty('--termLength', 60 + "vw");
		document.querySelector("audio").remove();
		fakeScreen.replaceChild(fakeScreen.children[0],fakeScreen.children[0])
		fakeScreen.replaceChild(fakeScreen.children[1],fakeScreen.children[1])
		fakeScreen.replaceChild(fakeScreen.children[2],fakeScreen.children[2])
		fakeScreen.children[0].innerHTML="&#91; RUN ENDED &#93;<span class=\"cursor1\">_</span>"
		fakeScreen.children[1].innerHTML="Gratuluji!<span class=\"cursor2\"></span>"
		fakeScreen.children[2].innerHTML=">Bye<span class=\"cursor3\">_</span>"
		fakeScreen.children[3].innerHTML="<audio autoplay><source src=\"resources/audio/outro.webm\" type=\"audio/webm\"></audio>"
	}
}

function audioplayer(){
	playlist = ["intro","cyber","minute","supremers","violence"]
	music = document.querySelector("audio");
	music.play()
	music.onended = function(e){
		if(i < 4){
			i += 1
		}
		else{
			i=0
		}
		music.innerHTML="<audio autoplay><source src=\"resources/audio/" + playlist[i] + ".webm\" type=\"audio/webm\"></audio>"
		music.play()
	}
}

const bodyForAudio  = document.querySelector("body");

function onetime(node, type, callback) {

	// create event
	node.addEventListener(type, function(e) {
		// remove event
		e.target.removeEventListener(e.type, arguments.callee);
		// call handler
		return callback(e);
	});

}

onetime(bodyForAudio, "click", audioplayer)