All files / components/Paginator Paginator.selectors.ts

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
1x
 
1x
 
 
 
 
 
 
 
 
 
 
5x
5x
 
 
 
 
 
 
1x
 
 
 
import _ from 'lodash';
 
export function totalPagesSelector({
	pageSizeOptions,
	selectedPageSizeIndex,
	totalCount,
	totalPages,
}: {
	pageSizeOptions: number[];
	selectedPageSizeIndex: number;
	totalCount: number;
	totalPages: number;
}) {
	const pageSize = pageSizeOptions[selectedPageSizeIndex];
	return _.isNumber(totalPages)
		? totalPages
		: totalCount <= pageSize
		? 1
		: Math.floor(totalCount / pageSize) + _.clamp(totalCount % pageSize, 0, 1);
}
 
export default {
	totalPages: totalPagesSelector,
};