45 lines
1.1 KiB
TypeScript
45 lines
1.1 KiB
TypeScript
/**
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* Module dependencies
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*/
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import it from 'cafy';
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import User from '../../models/user';
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import serialize from '../../serializers/user';
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import getFriends from '../../common/get-friends';
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/**
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* Get recommended users
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*
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* @param {any} params
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* @param {any} me
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* @return {Promise<any>}
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*/
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module.exports = (params, me) => new Promise(async (res, rej) => {
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// Get 'limit' parameter
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const [limit = 10, limitErr] = it(params.limit).expect.number().range(1, 100).get();
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if (limitErr) return rej('invalid limit param');
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// Get 'offset' parameter
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const [offset = 0, offsetErr] = it(params.offset).expect.number().min(0).get();
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if (offsetErr) return rej('invalid offset param');
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// ID list of the user itself and other users who the user follows
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const followingIds = await getFriends(me._id);
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const users = await User
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.find({
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_id: {
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$nin: followingIds
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}
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}, {
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limit: limit,
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skip: offset,
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sort: {
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followers_count: -1
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}
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});
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// Serialize
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res(await Promise.all(users.map(async user =>
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await serialize(user, me, { detail: true }))));
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});
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