54 lines
1.9 KiB
JavaScript
54 lines
1.9 KiB
JavaScript
import { h } from 'vue';
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import { calcLoopedSlides } from '../shared/calc-looped-slides.js';
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function renderLoop(swiperRef, slides, swiperParams) {
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const modifiedSlides = slides.map((child, index) => {
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if (!child.props) child.props = {};
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child.props.swiperRef = swiperRef;
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child.props['data-swiper-slide-index'] = index;
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return child;
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});
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function duplicateSlide(child, index, position) {
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if (!child.props) child.props = {};
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return h(child.type, { ...child.props,
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key: `${child.key}-duplicate-${index}-${position}`,
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class: `${child.props.className || ''} ${swiperParams.slideDuplicateClass} ${child.props.class || ''}`
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}, child.children);
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}
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if (swiperParams.loopFillGroupWithBlank) {
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const blankSlidesNum = swiperParams.slidesPerGroup - modifiedSlides.length % swiperParams.slidesPerGroup;
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if (blankSlidesNum !== swiperParams.slidesPerGroup) {
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for (let i = 0; i < blankSlidesNum; i += 1) {
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const blankSlide = h('div', {
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class: `${swiperParams.slideClass} ${swiperParams.slideBlankClass}`
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});
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modifiedSlides.push(blankSlide);
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}
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}
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}
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if (swiperParams.slidesPerView === 'auto' && !swiperParams.loopedSlides) {
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swiperParams.loopedSlides = modifiedSlides.length;
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}
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const loopedSlides = calcLoopedSlides(modifiedSlides, swiperParams);
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const prependSlides = [];
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const appendSlides = [];
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for (let i = 0; i < loopedSlides; i += 1) {
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const index = i - Math.floor(i / modifiedSlides.length) * modifiedSlides.length;
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appendSlides.push(duplicateSlide(modifiedSlides[index], i, 'append'));
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prependSlides.unshift(duplicateSlide(modifiedSlides[modifiedSlides.length - index - 1], i, 'prepend'));
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}
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if (swiperRef.value) {
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swiperRef.value.loopedSlides = loopedSlides;
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}
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return [...prependSlides, ...modifiedSlides, ...appendSlides];
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}
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export { calcLoopedSlides, renderLoop }; |