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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 | 1x 1x 3x 3x 3x 3x 3x 3x 3x 3x 1x | /**
* @module pagination
*/
const {calculateLimitAndOffset, paginate} = require('paginate-info');
/**
* Get page data according to input page number and
* desired page size.
* Returns paginated data and metadata.
* @param {Number} currentPageIn current page number
* @param {Number} pageSizeIn desired page size
* @param {Array} data
* @return {Object} data and meta as object
*/
const getPageData = (currentPageIn, pageSizeIn, data) => {
const currentPage = currentPageIn ? currentPageIn : 1;
const pageSize = pageSizeIn ? pageSizeIn : 10;
const {limit, offset} = calculateLimitAndOffset(currentPage, pageSize);
const count = data.length;
const paginatedData = data.slice(offset, offset + limit);
const paginationInfo = paginate(currentPage, count, data, pageSize);
paginationInfo.pageSize = parseInt(pageSize, 10);
return {
meta: paginationInfo,
data: paginatedData,
};
};
module.exports = {
getPageData,
};
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