51 lines
1.1 KiB
TypeScript
51 lines
1.1 KiB
TypeScript
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import { User } from "~/models/user";
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let authorSingleton: {
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lastRefreshed: number;
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data: {
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username: string;
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_id: number;
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numStories: number;
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}[];
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} = {
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data: [],
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lastRefreshed: Date.now(),
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};
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const threshold = 60 * 60 * 1000;
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export default cachedEventHandler(
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async (ev) => {
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if (
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Date.now() - authorSingleton.lastRefreshed >= threshold ||
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authorSingleton.data.length < 1
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)
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authorSingleton.data = await User.aggregate([
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{ $project: { username: true, _id: true } },
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{
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$lookup: {
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from: "stories",
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localField: "_id",
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foreignField: "author",
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as: "stories",
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},
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},
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{ $set: { numStories: { $size: "$stories" } } },
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{ $unset: "stories" },
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{
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$match: {
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numStories: { $gte: 1 },
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_id: { $nin: ev.context.currentUser?.hiddenAuthors || [] },
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},
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},
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]);
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authorSingleton.data.sort((a, b) => {
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if (a.username.toLocaleUpperCase() > b.username.toLocaleUpperCase())
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return 1;
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else if (a.username.toLocaleUpperCase() < b.username.toLocaleUpperCase())
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return -1;
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return 0;
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});
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return authorSingleton.data;
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},
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{ maxAge: 60 * 60 * 3 },
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);
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