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[mastodon-client] Improve query performance
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1 changed files with 1 additions and 21 deletions
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@ -43,27 +43,7 @@ export class PaginationHelpers {
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* @param reverse whether the result needs to be .reverse()'d. Set this to true when the parameter minId is not undefined in the original request.
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*/
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public static async execQuery<T extends ObjectLiteral>(query: SelectQueryBuilder<T>, limit: number, reverse: boolean): Promise<T[]> {
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// We fetch more than requested because some may be filtered out, and if there's less than
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// requested, the pagination stops.
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const found = [];
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const take = Math.floor(limit * 1.5);
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let skip = 0;
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try {
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while (found.length < limit) {
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const notes = await query.take(take).skip(skip).getMany();
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found.push(...notes);
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skip += take;
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if (notes.length < take) break;
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}
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} catch (error) {
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return [];
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}
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if (found.length > limit) {
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found.length = limit;
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}
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return reverse ? found.reverse() : found;
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return query.take(limit).getMany().then(found => reverse ? found.reverse() : found);
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}
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public static appendLinkPaginationHeader(args: any, ctx: any, res: any, defaultLimit: number): void {
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