cczg-lottery-activity/uni_modules/zebra-swiper/libs/update/updateSlidesClasses.js

120 lines
3.9 KiB
JavaScript

export default function updateSlidesClasses() {
const swiper = this;
const {
slides,
params,
$wrapperEl,
activeIndex,
realIndex
} = swiper;
if (!slides.length || !$wrapperEl) return;
const isVirtual = swiper.virtual && params.virtual.enabled;
for (var i = 0; i < slides.length; i++) {
slides[i].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}"]`);
activeSlide = slides[slides.findIndex((item) => {
return item.dataSwiperSlideIndex == activeIndex
})];
} else {
activeSlide = slides[activeIndex];
} // Active classes
if (!activeSlide) return
activeSlide.addClass(params.slideActiveClass);
if (params.loop) {
if (activeSlide.hasClass(params.slideDuplicateClass)) {
// $wrapperEl.children[realIndex].addClass(params.slideDuplicateActiveClass);
let index = slides.findIndex((item) => {
return !item.hasClass(params.slideDuplicateClass) && item.dataSwiperSlideIndex == realIndex
})
slides[index] && slides[index].addClass(params.slideDuplicateActiveClass);
} else {
// $wrapperEl.children[realIndex].addClass(params.slideDuplicateActiveClass);
let index = slides.findIndex((item) => {
return item.hasClass(params.slideDuplicateClass) && item.dataSwiperSlideIndex == realIndex
})
slides[index] && slides[index].addClass(params.slideDuplicateActiveClass);
}
} // Next Slide
let nextSlide = activeSlide.nextAll(`.${params.slideClass}`)[0];
if (nextSlide) {
nextSlide.addClass(params.slideNextClass);
} else {
if (params.loop && !nextSlide) {
nextSlide = slides[0];
nextSlide.addClass(params.slideNextClass);
} // Prev Slide
}
let prevSlide = activeSlide.prevAll(`.${params.slideClass}`)[0];
if (prevSlide) {
prevSlide.addClass(params.slidePrevClass);
} else {
if (params.loop && !prevSlide) {
prevSlide = slides[slides.length - 1];
prevSlide.addClass(params.slidePrevClass);
}
}
if (params.loop) {
// Duplicate to all looped slides
if (nextSlide.hasClass(params.slideDuplicateClass)) {
// $wrapperEl.children(
// nextSlide.dataSwiperSlideIndex
// ).addClass(params.slideDuplicateNextClass);
let index = slides.findIndex((item) => {
return !item.hasClass(params.slideDuplicateClass) && item.dataSwiperSlideIndex == nextSlide
.dataSwiperSlideIndex
})
slides[index] && slides[index].addClass(params.slideDuplicateNextClass);
} else {
// $wrapperEl.children(
// nextSlide.dataSwiperSlideIndex
// ).addClass(params.slideDuplicateNextClass);
let index = slides.findIndex((item) => {
return item.hasClass(params.slideDuplicateClass) && item.dataSwiperSlideIndex == nextSlide
.dataSwiperSlideIndex
})
slides[index] && slides[index].addClass(params.slideDuplicateNextClass);
}
if (prevSlide.hasClass(params.slideDuplicateClass)) {
// $wrapperEl.children(
// prevSlide.dataSwiperSlideIndex
// ).addClass(params.slideDuplicatePrevClass);
let index = slides.findIndex((item) => {
return !item.hasClass(params.slideDuplicateClass) && item.dataSwiperSlideIndex == prevSlide
.dataSwiperSlideIndex
})
slides[index] && slides[index].addClass(params.slideDuplicatePrevClass);
} else {
// $wrapperEl.children(
// prevSlide.dataSwiperSlideIndex
// ).addClass(params.slideDuplicatePrevClass);
let index = slides.findIndex((item) => {
return item.hasClass(params.slideDuplicateClass) && item.dataSwiperSlideIndex == prevSlide
.dataSwiperSlideIndex
})
slides[index] && slides[index].addClass(params.slideDuplicatePrevClass);
}
}
swiper.emitSlidesClasses();
}