random-choice-picker
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<style>
@import url('https://fonts.googleapis.com/css?family=Muli&display=swap');
* {
box-sizing: border-box;
}
body {
background-color: #2b88f0;
font-family: 'Muli', sans-serif;
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
height: 100vh;
overflow: hidden;
margin: 0;
}
h3 {
color: #fff;
margin: 10px 0 20px;
text-align: center;
}
.container {
width: 500px;
}
textarea {
border: none;
display: block;
width: 100%;
height: 100px;
font-family: inherit;
padding: 10px;
margin: 0 0 20px;
font-size: 16px;
}
textarea:focus {
outline: none;
}
.tag {
background-color: #f0932b;
color: #fff;
border-radius: 50px;
padding: 10px 20px;
margin: 0 5px 10px 0;
font-size: 14px;
display: inline-block;
}
.tag.highlight {
background-color: #273c75;
}
</style>
<title>Random Choice Picker</title>
</head>
<body>
<div class="container">
<h3>Enter all of the choices divided by a comma (','). <br> Press enter when you're done</h3>
<textarea placeholder="Enter choices here..." id="textarea"></textarea>
<div id="tags"></div>
</div>
<script>const tagsEl = document.getElementById('tags')
const textarea = document.getElementById('textarea')
textarea.focus()
textarea.addEventListener('keyup', (e) => {
createTags(e.target.value)
if(e.key === 'Enter') {
setTimeout(() => {
e.target.value = ''
}, 10)
randomSelect()
}
})
function createTags(input) {
const tags = input.split(',').filter(tag => tag.trim() !== '').map(tag => tag.trim())
tagsEl.innerHTML = ''
tags.forEach(tag => {
const tagEl = document.createElement('span')
tagEl.classList.add('tag')
tagEl.innerText = tag
tagsEl.appendChild(tagEl)
})
}
function randomSelect() {
const times = 30
const interval = setInterval(() => {
const randomTag = pickRandomTag()
if (randomTag !== undefined) {
highlightTag(randomTag)
setTimeout(() => {
unHighlightTag(randomTag)
}, 100)
}
}, 100);
setTimeout(() => {
clearInterval(interval)
setTimeout(() => {
const randomTag = pickRandomTag()
highlightTag(randomTag)
}, 100)
}, times * 100)
}
function pickRandomTag() {
const tags = document.querySelectorAll('.tag')
return tags[Math.floor(Math.random() * tags.length)]
}
function highlightTag(tag) {
tag.classList.add('highlight')
}
function unHighlightTag(tag) {
tag.classList.remove('highlight')
}
</script>
</body>
</html>