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21 lines
621 B
21 lines
621 B
/**
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* getSwiperList
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* @description 获取Swiper数据
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* @param {Array} list 原数据
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* @param {Object} options 配置
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* @param {Boolean} options.circular 是否循环
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* @param {Number} options.plus 左右追加个数(开启循环必填，至少为2)
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* @return {Array}
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*/
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export function getSwiperList(list, options = {
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circular: true,
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plus: 2
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}) {
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if (!options.circular) {
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return list
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}
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const plus = options.plus || 2
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const leftPlusList = [...list].reverse().slice(0, plus).reverse();
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const rightPlusList = [...list].slice(0, plus);
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return [].concat(leftPlusList).concat(list).concat(rightPlusList);
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}
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