46 lines
1.4 KiB
TypeScript
46 lines
1.4 KiB
TypeScript
import useSWRInifinite from "swr/infinite";
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import type { Document } from "dbtype/api";
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import { fetcher } from "./fetcher";
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interface SearchParams {
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word?: string;
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tags?: string;
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limit?: number;
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cursor?: number;
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}
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export function useSearchGallery({
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word, tags, limit, cursor,
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}: SearchParams) {
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return useSWRInifinite<
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{
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data: Document[];
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nextCursor: number | null;
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hasMore: boolean;
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}
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>((index, previous) => {
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if (!previous && index > 0) return null;
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if (previous && !previous.hasMore) return null;
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const search = new URLSearchParams();
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if (word) search.set("word", word);
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if (tags) search.set("allow_tag", tags);
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if (limit) search.set("limit", limit.toString());
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if (cursor) search.set("cursor", cursor.toString());
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if (index === 0) {
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return `/api/doc/search?${search.toString()}`;
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}
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if (!previous || !previous.data) return null;
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const last = previous.data[previous.data.length - 1];
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search.set("cursor", last.id.toString());
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return `/api/doc/search?${search.toString()}`;
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}, async (url) => {
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const res = await fetcher(url);
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return {
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data: res,
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nextCursor: res.length === 0 ? null : res[res.length - 1].id,
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hasMore: limit ? res.length === limit : (res.length === 20),
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};
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});
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}
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