Zoey Koko
this.initPages());
resizeObserver.observe(this.slider);
this.slider.addEventListener('scroll', this.update.bind(this));
this.prevButton.addEventListener('click', this.onButtonClick.bind(this));
this.nextButton.addEventListener('click', this.onButtonClick.bind(this));
}
initPages() {
const sliderItemsToShow = Array.from(this.sliderItems).filter(element => element.clientWidth > 0);
this.sliderLastItem = sliderItemsToShow[sliderItemsToShow.length - 1];
if (sliderItemsToShow.length === 0) return;
this.slidesPerPage = Math.floor(this.slider.clientWidth / sliderItemsToShow[0].clientWidth);
this.totalPages = sliderItemsToShow.length - this.slidesPerPage + 1;
this.update();
}
update() {
if (!this.pageCount || !this.pageTotal) return;
this.currentPage = Math.round(this.slider.scrollLeft / this.sliderLastItem.clientWidth) + 1;
if (this.currentPage === 1) {
this.prevButton.setAttribute('disabled', true);
} else {
this.prevButton.removeAttribute('disabled');
}
if (this.currentPage === this.totalPages) {
this.nextButton.setAttribute('disabled', true);
} else {
this.nextButton.removeAttribute('disabled');
}
this.pageCount.textContent = this.currentPage;
this.pageTotal.textContent = this.totalPages;
}
onButtonClick(event) {
event.preventDefault();
const slideScrollPosition = event.currentTarget.name === 'next' ? this.slider.scrollLeft + this.sliderLastItem.clientWidth : this.slider.scrollLeft - this.sliderLastItem.clientWidth;
this.slider.scrollTo({
left: slideScrollPosition
});
}
}
document.addEventListener('DOMContentLoaded', () => {
nostojs(function (api) {
api.loadRecommendations();
api.listen('postrender', function(event) {
customElements.define('nosto-slider-component', NostoSliderComponent);
});
});
});
- ←
- →