MAINHACK

Viewing / Editing File: updateSlidesClasses.js

export default function updateSlidesClasses() {
  const swiper = this;
  const {
    slides,
    params,
    $wrapperEl,
    activeIndex,
    realIndex
  } = swiper;
  const isVirtual = swiper.virtual && params.virtual.enabled;
  slides.removeClass(`${params.slideActiveClass} ${params.slideNextClass} ${params.slidePrevClass} ${params.slideDuplicateActiveClass} ${params.slideDuplicateNextClass} ${params.slideDuplicatePrevClass}`);
  let activeSlide;

if (isVirtual) {
    activeSlide = swiper.$wrapperEl.find(`.${params.slideClass}[data-swiper-slide-index="${activeIndex}"]`);
  } else {
    activeSlide = slides.eq(activeIndex);
  } // Active classes

activeSlide.addClass(params.slideActiveClass);

if (params.loop) {
    // Duplicate to all looped slides
    if (activeSlide.hasClass(params.slideDuplicateClass)) {
      $wrapperEl.children(`.${params.slideClass}:not(.${params.slideDuplicateClass})[data-swiper-slide-index="${realIndex}"]`).addClass(params.slideDuplicateActiveClass);
    } else {
      $wrapperEl.children(`.${params.slideClass}.${params.slideDuplicateClass}[data-swiper-slide-index="${realIndex}"]`).addClass(params.slideDuplicateActiveClass);
    }
  } // Next Slide

let nextSlide = activeSlide.nextAll(`.${params.slideClass}`).eq(0).addClass(params.slideNextClass);

if (params.loop && nextSlide.length === 0) {
    nextSlide = slides.eq(0);
    nextSlide.addClass(params.slideNextClass);
  } // Prev Slide

let prevSlide = activeSlide.prevAll(`.${params.slideClass}`).eq(0).addClass(params.slidePrevClass);

if (params.loop && prevSlide.length === 0) {
    prevSlide = slides.eq(-1);
    prevSlide.addClass(params.slidePrevClass);
  }

if (params.loop) {
    // Duplicate to all looped slides
    if (nextSlide.hasClass(params.slideDuplicateClass)) {
      $wrapperEl.children(`.${params.slideClass}:not(.${params.slideDuplicateClass})[data-swiper-slide-index="${nextSlide.attr('data-swiper-slide-index')}"]`).addClass(params.slideDuplicateNextClass);
    } else {
      $wrapperEl.children(`.${params.slideClass}.${params.slideDuplicateClass}[data-swiper-slide-index="${nextSlide.attr('data-swiper-slide-index')}"]`).addClass(params.slideDuplicateNextClass);
    }

if (prevSlide.hasClass(params.slideDuplicateClass)) {
      $wrapperEl.children(`.${params.slideClass}:not(.${params.slideDuplicateClass})[data-swiper-slide-index="${prevSlide.attr('data-swiper-slide-index')}"]`).addClass(params.slideDuplicatePrevClass);
    } else {
      $wrapperEl.children(`.${params.slideClass}.${params.slideDuplicateClass}[data-swiper-slide-index="${prevSlide.attr('data-swiper-slide-index')}"]`).addClass(params.slideDuplicatePrevClass);
    }
  }

swiper.emitSlidesClasses();
}

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Viewing / Editing File: updateSlidesClasses.js

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