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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'>
</head>
<body>
<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>
<script>
// 1. create a function called playSound, that takes e as its argument.
function removeTransition(e){
if(e.propertyName !== 'transform') return;
e.target.classList.remove('playing');
};
function playSound(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();
};
const keys = Array.from(document.querySelectorAll('.key'));
keys.forEach(key => key.addEventListener('transitionend', removeTransition));
document.addEventListener('keydown', playSound);
</script>
</body>
</html>