86 lines
1.5 KiB
JavaScript
86 lines
1.5 KiB
JavaScript
'use strict';
|
|
|
|
/**
|
|
* Module dependencies
|
|
*/
|
|
import * as mongo from 'mongodb';
|
|
import Post from '../../models/post';
|
|
import getFriends from '../../common/get-friends';
|
|
import serialize from '../../serializers/post';
|
|
|
|
/**
|
|
* Get mentions of myself
|
|
*
|
|
* @param {Object} params
|
|
* @param {Object} user
|
|
* @return {Promise<object>}
|
|
*/
|
|
module.exports = (params, user) =>
|
|
new Promise(async (res, rej) =>
|
|
{
|
|
// Get 'following' parameter
|
|
const following = params.following === 'true';
|
|
|
|
// Get 'limit' parameter
|
|
let limit = params.limit;
|
|
if (limit !== undefined && limit !== null) {
|
|
limit = parseInt(limit, 10);
|
|
|
|
// From 1 to 100
|
|
if (!(1 <= limit && limit <= 100)) {
|
|
return rej('invalid limit range');
|
|
}
|
|
} else {
|
|
limit = 10;
|
|
}
|
|
|
|
const since = params.since_id || null;
|
|
const max = params.max_id || null;
|
|
|
|
// Check if both of since_id and max_id is specified
|
|
if (since !== null && max !== null) {
|
|
return rej('cannot set since_id and max_id');
|
|
}
|
|
|
|
// Construct query
|
|
const query = {
|
|
mentions: user._id
|
|
};
|
|
|
|
const sort = {
|
|
_id: -1
|
|
};
|
|
|
|
if (following) {
|
|
const followingIds = await getFriends(user._id);
|
|
|
|
query.user_id = {
|
|
$in: followingIds
|
|
};
|
|
}
|
|
|
|
if (since) {
|
|
sort._id = 1;
|
|
query._id = {
|
|
$gt: new mongo.ObjectID(since)
|
|
};
|
|
} else if (max) {
|
|
query._id = {
|
|
$lt: new mongo.ObjectID(max)
|
|
};
|
|
}
|
|
|
|
// Issue query
|
|
const mentions = await Post
|
|
.find(query, {}, {
|
|
limit: limit,
|
|
sort: sort
|
|
})
|
|
.toArray();
|
|
|
|
// Serialize
|
|
res(await Promise.all(mentions.map(async mention =>
|
|
await serialize(mention, user)
|
|
)));
|
|
});
|