Drum-Kit/index.js at main · Coder-Chauhan/Drum-Kit · GitHub

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//For detecting the button press

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

		var buttonInnerHTML = this.innerHTML;
		playSound(buttonInnerHTML);
		buttonAnimation(buttonInnerHTML);
	});

}


//For detecting the keyboard press

document.addEventListener("keydown", function (event) {

	playSound(event.key);
	buttonAnimation(event.key);
})


//function for playing the sound

function playSound(key) {
	switch(key) {
			case 'w' :
				var audio = new Audio("sounds/tom-1.mp3");
				audio.play();
				break;
			case 'a' :
				var audio = new Audio("sounds/tom-2.mp3");
				audio.play();
				break;
			case 's' :
				var audio = new Audio("sounds/tom-3.mp3");
				audio.play();
				break;
			case 'd' :
				var audio = new Audio("sounds/tom-4.mp3");
				audio.play();
				break;
			case 'j' :
				var audio = new Audio("sounds/snare.mp3");
				audio.play();
				break;
			case 'k' :
				var audio = new Audio("sounds/crash.mp3");
				audio.play();
				break;
			case 'l' :
				var audio = new Audio("sounds/kick-bass.mp3");
				audio.play();
				break;
			default : console.log(buttonInnerHTML);
		}
}


//for button Animation

function buttonAnimation(currentKey) {
	var activeButton = document.querySelector("." + currentKey);
	activeButton.classList.add("pressed");

setTimeout(function() {
	activeButton.classList.remove("pressed")
}, 150)

}