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carousel.js
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carousel.js
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function initializeCarousel(carousel) {
var seats = carousel.querySelectorAll('.carousel-seat');
var next = function (el) {
if (el.nextElementSibling) {
return el.nextElementSibling;
} else {
return seats[0];
}
};
var progress = function () {
var refEl = carousel.querySelector('.is-ref');
if (refEl) {
refEl.classList.remove('is-ref');
}
else {
refEl = seats[0];
}
var new_seat = next(refEl);
new_seat.classList.add('is-ref');
new_seat.style.order = 1;
for (var i = 2, ref = seats.length; i <= ref; i++) {
new_seat = next(new_seat);
new_seat.style.order = i;
//console.log(new_seat);
}
carousel.classList.remove('is-set');
setTimeout(function () {
carousel.classList.add('is-set');
}, 50);
};
setInterval(function () {
progress();
}, 2000);
}
// Observe the DOM for carousel elements being added
var observer = new MutationObserver(function (mutationsList, observer) {
mutationsList.forEach(function (mutation) {
if (mutation.type === 'childList') {
mutation.addedNodes.forEach(function (node) {
if (node.classList && node.classList.contains('carousel')) {
initializeCarousel(node); // Initialize the carousel once it's added to the DOM
}
});
}
});
});
function injectCSS(styles) {
const styleElement = document.createElement('style');
styleElement.textContent = styles;
document.head.appendChild(styleElement);
}
document.addEventListener("DOMContentLoaded", function () {
// Start observing the document body for child elements being added
observer.observe(document.body, { childList: true, subtree: true });
// Optionally, check if the carousel is already in the DOM and initialize it
document.querySelectorAll('.carousel').forEach(function (carousel) {
initializeCarousel(carousel);
});
// inject CSS directly to eliminate the need to include CSS file besides JS
injectCSS(`
.wrap {
overflow: hidden;
}
.carousel {
display: flex;
left: -100%;
list-style: none;
margin: 0;
padding: 0;
position: relative;
transform: translateX(100%);
}
@media (min-width: 30em) {
.carousel {
left: -33.33333%;
transform: translateX(33.33333%);
}
}
@media (min-width: 40em) {
.carousel {
left: -20%;
transform: translateX(20%);
}
}
.carousel.is-reversing {
transform: translateX(-100%);
}
@media (min-width: 30em) {
.carousel.is-reversing {
transform: translateX(-33.33333%);
}
}
@media (min-width: 40em) {
.carousel.is-reversing {
transform: translateX(-20%);
}
}
.carousel.is-set {
transform: none;
transition: transform 0.5s cubic-bezier(0.23, 1, 0.32, 1);
}
.carousel-seat {
flex: 1 0 33.33333%;
order: 2;
line-height: 100px;
text-align: center;
}
@media (min-width: 30em) {
.carousel-seat {
flex-basis: 33.33333%;
}
}
@media (min-width: 40em) {
.carousel-seat {
flex-basis: 20%;
}
}
.carousel-seat > img {
vertical-align: middle;
}
.carousel-seat.is-ref {
order: 1;
}
.carousel-seat img {
max-width: 150px;
max-height: 100px;
object-fit: cover;
}
`);
});