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script.js
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script.js
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const cards = document.querySelectorAll('.card');
let hasFlippedCard = false;
let firstCard, secondCard;
let lockBoard = false;
function flipCard() {
if(lockBoard) return;
if(this === firstCard) return;
this.classList.add('flip');
if(!hasFlippedCard) {
hasFlippedCard = true;
firstCard = this;
return;
}
secondCard = this;
hasFlippedCard = false;
checkForMatch();
}
function checkForMatch() {
if(firstCard.dataset.card === secondCard.dataset.card) {
disableCards();
return;
}
unflipCards();
}
function disableCards() {
firstCard.removeEventListener('click', flipCard);
secondCard.removeEventListener('click', flipCard);
resetBoard();
}
function unflipCards() {
lockBoard = true;
setTimeout(() => {
firstCard.classList.remove('flip');
secondCard.classList.remove('flip');
resetBoard();
}, 1500);
}
function resetBoard() {
[hasFlippedCard, lockBoard] = [false, false];
[firstCard, secondCard] = [null, null];
}
(function shuffle() {
cards.forEach((card) => {
let ramdomPosition = Math.floor(Math.random() * 12);
card.style.order = ramdomPosition;
})
})();
cards.forEach((card) => {
card.addEventListener('click', flipCard)
});