Sharkey/src/api/endpoints/posts/reposts.ts

79 lines
1.6 KiB
TypeScript
Raw Normal View History

2016-12-29 00:49:51 +02:00
'use strict';
/**
* Module dependencies
*/
2017-03-02 23:48:26 +02:00
import it from '../../it';
2016-12-29 00:49:51 +02:00
import Post from '../../models/post';
import serialize from '../../serializers/post';
/**
* Show a reposts of a post
*
2017-03-01 10:37:01 +02:00
* @param {any} params
* @param {any} user
* @return {Promise<any>}
2016-12-29 00:49:51 +02:00
*/
module.exports = (params, user) =>
new Promise(async (res, rej) =>
{
// Get 'post_id' parameter
2017-03-02 23:48:26 +02:00
const [postId, postIdErr] = it(params.post_id, 'id', true);
if (postIdErr) return rej('invalid post_id param');
2016-12-29 00:49:51 +02:00
// Get 'limit' parameter
2017-03-02 23:48:26 +02:00
const [limit, limitErr] = it(params.limit).expect.number().range(1, 100).default(10).qed();
if (limitErr) return rej('invalid limit param');
2016-12-29 00:49:51 +02:00
2017-03-02 23:48:26 +02:00
// Get 'since_id' parameter
const [sinceId, sinceIdErr] = it(params.since_id).expect.id().qed();
if (sinceIdErr) return rej('invalid since_id param');
2016-12-29 00:49:51 +02:00
2017-03-02 23:48:26 +02:00
// Get 'max_id' parameter
const [maxId, maxIdErr] = it(params.max_id).expect.id().qed();
if (maxIdErr) return rej('invalid max_id param');
2016-12-29 00:49:51 +02:00
// Check if both of since_id and max_id is specified
2017-03-03 13:11:31 +02:00
if (sinceId && maxId) {
2016-12-29 00:49:51 +02:00
return rej('cannot set since_id and max_id');
}
// Lookup post
const post = await Post.findOne({
2017-03-02 23:48:26 +02:00
_id: postId
2016-12-29 00:49:51 +02:00
});
if (post === null) {
2017-03-02 23:48:26 +02:00
return rej('post not found');
2016-12-29 00:49:51 +02:00
}
// Construct query
const sort = {
2017-01-23 07:53:46 +02:00
_id: -1
2016-12-29 00:49:51 +02:00
};
const query = {
repost_id: post._id
2017-03-02 23:48:26 +02:00
} as any;
if (sinceId) {
2017-01-23 07:53:46 +02:00
sort._id = 1;
2016-12-29 00:49:51 +02:00
query._id = {
2017-03-02 23:48:26 +02:00
$gt: sinceId
2016-12-29 00:49:51 +02:00
};
2017-03-02 23:48:26 +02:00
} else if (maxId) {
2016-12-29 00:49:51 +02:00
query._id = {
2017-03-02 23:48:26 +02:00
$lt: maxId
2016-12-29 00:49:51 +02:00
};
}
// Issue query
const reposts = await Post
2017-01-17 04:11:22 +02:00
.find(query, {
2016-12-29 00:49:51 +02:00
limit: limit,
sort: sort
2017-01-17 04:11:22 +02:00
});
2016-12-29 00:49:51 +02:00
// Serialize
res(await Promise.all(reposts.map(async post =>
await serialize(post, user))));
});