16 lines
621 B
TypeScript
16 lines
621 B
TypeScript
import type { PageSearchParams } from '#web-runtime/types';
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export function requestedPage(searchParams?: PageSearchParams): number {
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const raw = searchParams?.['page'];
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const value = Number.parseInt(Array.isArray(raw) ? (raw[0] ?? '') : (raw ?? ''), 10);
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return Number.isNaN(value) || value < 1 ? 1 : value;
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}
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export function pagerPages(current: number, lastPage: number): number[] {
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const pages = new Set<number>([1, lastPage]);
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for (let page = current - 1; page <= current + 1; page++) {
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if (page >= 1 && page <= lastPage) pages.add(page);
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}
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return [...pages].sort((left, right) => left - right);
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}
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