monkeeShark/src/server/api/endpoints/users/recommendation.ts
2018-10-13 13:13:15 +09:00

86 lines
2.2 KiB
TypeScript

const ms = require('ms');
import $ from 'cafy';
import User, { pack, ILocalUser } from '../../../../models/user';
import { getFriendIds } from '../../common/get-friends';
import Mute from '../../../../models/mute';
import * as request from 'request';
import config from '../../../../config';
export const meta = {
desc: {
'ja-JP': 'おすすめのユーザー一覧を取得します。'
},
requireCredential: true,
kind: 'account-read'
};
export default (params: any, me: ILocalUser) => new Promise(async (res, rej) => {
if (config.user_recommendation && config.user_recommendation.external) {
const userName = me.username;
const hostName = config.hostname;
const limit = params.limit;
const offset = params.offset;
const timeout = config.user_recommendation.timeout;
const engine = config.user_recommendation.engine;
const url = engine
.replace('{{host}}', hostName)
.replace('{{user}}', userName)
.replace('{{limit}}', limit)
.replace('{{offset}}', offset);
request({
url: url,
proxy: config.proxy,
timeout: timeout,
json: true,
followRedirect: true,
followAllRedirects: true
}, (error: any, response: any, body: any) => {
if (!error && response.statusCode == 200) {
res(body);
} else {
res([]);
}
});
} else {
// Get 'limit' parameter
const [limit = 10, limitErr] = $.num.optional.range(1, 100).get(params.limit);
if (limitErr) return rej('invalid limit param');
// Get 'offset' parameter
const [offset = 0, offsetErr] = $.num.optional.min(0).get(params.offset);
if (offsetErr) return rej('invalid offset param');
// ID list of the user itself and other users who the user follows
const followingIds = await getFriendIds(me._id);
// ミュートしているユーザーを取得
const mutedUserIds = (await Mute.find({
muterId: me._id
})).map(m => m.muteeId);
const users = await User
.find({
_id: {
$nin: followingIds.concat(mutedUserIds)
},
isLocked: { $ne: true },
lastUsedAt: {
$gte: new Date(Date.now() - ms('7days'))
},
host: null
}, {
limit: limit,
skip: offset,
sort: {
followersCount: -1
}
});
// Serialize
res(await Promise.all(users.map(async user =>
await pack(user, me, { detail: true }))));
}
});