function play()

in Dataset/JS/Piano_NativeJS/script.js [18:32]

• 12 lines of code
• 5 McCabe index (conditional complexity)

function play(event) {
    const isKeyboard = event instanceof KeyboardEvent;

    const pianoEl = isKeyboard ? document.querySelector(`.piano-key[data-letter=${event.key.toUpperCase()}]`) : event.target;
    if (!pianoEl) return;

    const note = pianoEl.dataset.note;
    if (!note || played.includes(note)) return;

    pianoEl.classList.add('piano-key-active')
    const sound = soundMapper[note]
    sound.currentTime = 0
    sound.play()
    played.push(note);
}