script.js

/*
document.getElementsByClassName("set")[0].addEventListener("click", function() {
    alert('I got Clicked!');
});
*/

function play(keyValue) {
    switch (keyValue) {
        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 crash = new Audio('./sounds/crash.mp3');
            crash.play();
            break;

        case 'k':
            var kick = new Audio('./sounds/kick-bass1.mp3');
            kick.play();
            break;

        case 'l':
            var snare = new Audio('./sounds/snare.mp3');
            snare.play();
            break;
    
        default:
            console.log();
    }
}


function animateButton(keyValue) {
    var activeButton = document.querySelector("." + keyValue);
    if (!!activeButton) {
        activeButton.classList.add("pressed");
    }

    setTimeout(function() {
        if (!!activeButton) {
            activeButton.classList.remove("pressed");
        }
    }, 100);
}


// Detecting button press

for (var i = 0; i < document.querySelectorAll(".drum").length; i++) {
    
    document.querySelectorAll(".drum")[i].addEventListener("click", function() {

        var buttonInnerHTML = this.innerHTML;
        play(buttonInnerHTML);
        animateButton(buttonInnerHTML);
        
    });

}


// Detecting Keyboard press

document.addEventListener("keydown", function(event) {
    play(event.key);
    animateButton(event.key);
});