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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>JS Drum Kit</title>
<link rel="stylesheet" href="style.css">
<!-- Use Vue from a CDN -->
<script src="https://unpkg.com/vue"></script>
</head>
<body>
<!-- Vue Root DOM Element -->
<div id="app">
<div class="keys">
<div data-key="65" class="key">
<kbd>A</kbd>
<span class="sound">clap</span>
</div>
<div data-key="83" class="key">
<kbd>S</kbd>
<span class="sound">hihat</span>
</div>
<div data-key="68" class="key">
<kbd>D</kbd>
<span class="sound">kick</span>
</div>
<div data-key="70" class="key">
<kbd>F</kbd>
<span class="sound">openhat</span>
</div>
<div data-key="71" class="key">
<kbd>G</kbd>
<span class="sound">boom</span>
</div>
<div data-key="72" class="key">
<kbd>H</kbd>
<span class="sound">ride</span>
</div>
<div data-key="74" class="key">
<kbd>J</kbd>
<span class="sound">snare</span>
</div>
<div data-key="75" class="key">
<kbd>K</kbd>
<span class="sound">tom</span>
</div>
<div data-key="76" class="key">
<kbd>L</kbd>
<span class="sound">tink</span>
</div>
</div>
<audio data-key="65" src="sounds/clap.wav"></audio>
<audio data-key="83" src="sounds/hihat.wav"></audio>
<audio data-key="68" src="sounds/kick.wav"></audio>
<audio data-key="70" src="sounds/openhat.wav"></audio>
<audio data-key="71" src="sounds/boom.wav"></audio>
<audio data-key="72" src="sounds/ride.wav"></audio>
<audio data-key="74" src="sounds/snare.wav"></audio>
<audio data-key="75" src="sounds/tom.wav"></audio>
<audio data-key="76" src="sounds/tink.wav"></audio>
</div>
<!-- Vue Instance Section -->
<script>
var app = new Vue({
el: '#app',
methods: {
removeTransition: function (e) {
if (e.propertyName !== 'transform') { return }
e.target.classList.remove('playing')
},
playSound: function (e) {
const audio = document.querySelector(`audio[data-key="${e.keyCode}"]`)
const key = document.querySelector(`div[data-key="${e.keyCode}"]`)
if (!audio) { return }
key.classList.add('playing')
audio.currentTime = 0
audio.play()
}
},
mounted: function () {
const keys = Array.from(document.querySelectorAll('.key'))
keys.forEach(key => key.addEventListener('transitionend', this.removeTransition))
window.addEventListener('keydown', this.playSound)
}
})
</script>
</body>
</html>