I try to write a JS code where, when I press some letters keys on my keyboard or when I click on buttons symbolizing these same letters (each button has a class name with one of these letters), this plays a sound.
I don't understand why the following code concretely doesn't work:
var numberOfButtons = document.querySelectorAll(".drum");
for (var i = 0; i < numberOfButtons.length; i++) {
numberOfButtons[i].addEventListener("click", function() {
var buttonHTML = this.textContent;
makeSound(buttonHTML);
});
document.addEventListener("keydown", function(event) {
makeSound(event.key);
});
function makeSound(key) {
switch (key) {
case "w":
var tom1 = new Audio('sounds/tom-1.mp3');
tom1.play();
break;
case "a":
var tom2 = new Audio('sounds/tom-2.mp3');
tom2.play();
break;
case "s":
var tom3 = new Audio('sounds/tom-3.mp3');
tom3.play();
break;
case "d":
var tom4 = new Audio('sounds/tom-4.mp3');
tom4.play();
break;
case "j":
var snare = new Audio('sounds/snare.mp3');
snare.play();
break;
case "k":
var crash = new Audio('sounds/crash.mp3');
crash.play();
break;
case "l":
var kick = new Audio('sounds/kick-bass.mp3');
kick.play();
break;
default:
console.log(event.key);
}
}