29 lines
947 B
TypeScript
29 lines
947 B
TypeScript
/**
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* @license
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* Copyright Google LLC All Rights Reserved.
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*
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* Use of this source code is governed by an MIT-style license that can be
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* found in the LICENSE file at https://angular.io/license
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*/
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/**
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* Builds the `Link` response header to indicate an API response that is suitable
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* for pagination. This follows the specification as outlined within:
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* https://docs.github.com/en/rest/guides/traversing-with-pagination
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*/
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export function buildGithubPaginationResponseHeader(
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totalPages: number, currentPage: number, baseUrl: string) {
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const links = [`<${baseUrl}?page=1>; rel="first"`, `<${baseUrl}?page=${totalPages}>; rel="last"`];
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if (currentPage < totalPages) {
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links.push(`<${baseUrl}?page=${currentPage + 1}>; rel="next"`);
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}
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// Pages start with `1` as per the Github API specification.
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if (currentPage > 1) {
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links.push(`<${baseUrl}?page=${currentPage - 1}>; rel="prev"`);
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}
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return links.join(',');
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}
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