mirror of https://github.com/portainer/portainer
38 lines
793 B
TypeScript
38 lines
793 B
TypeScript
/**
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* Given the position in the sequence of pagination links, figure out what page number corresponds to that position.
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*
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* @param position
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* @param currentPage
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* @param paginationRange
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* @param totalPages
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*/
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export function calculatePageNumber(
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position: number,
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currentPage: number,
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paginationRange: number,
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totalPages: number
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) {
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const halfWay = Math.ceil(paginationRange / 2);
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if (position === paginationRange) {
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return totalPages;
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}
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if (position === 1) {
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return position;
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}
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if (paginationRange < totalPages) {
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if (totalPages - halfWay < currentPage) {
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return totalPages - paginationRange + position;
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}
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if (halfWay < currentPage) {
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return currentPage - halfWay + position;
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}
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return position;
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}
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return position;
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}
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