misskey/src/server/api/endpoints/posts/reactions.ts

58 lines
1.4 KiB
TypeScript
Raw Normal View History

2016-12-28 23:49:51 +01:00
/**
* Module dependencies
*/
2017-03-08 19:50:09 +01:00
import $ from 'cafy';
2016-12-28 23:49:51 +01:00
import Post from '../../models/post';
2018-02-02 02:31:17 +01:00
import Reaction, { pack } from '../../models/post-reaction';
2016-12-28 23:49:51 +01:00
/**
2017-03-19 20:24:19 +01:00
* Show reactions of a post
2016-12-28 23:49:51 +01:00
*
2017-03-01 09:37:01 +01:00
* @param {any} params
* @param {any} user
* @return {Promise<any>}
2016-12-28 23:49:51 +01:00
*/
2017-03-03 20:28:38 +01:00
module.exports = (params, user) => new Promise(async (res, rej) => {
2016-12-28 23:49:51 +01:00
// Get 'post_id' parameter
2017-03-08 19:50:09 +01:00
const [postId, postIdErr] = $(params.post_id).id().$;
2017-03-02 22:48:26 +01:00
if (postIdErr) return rej('invalid post_id param');
2016-12-28 23:49:51 +01:00
// Get 'limit' parameter
2017-03-08 19:50:09 +01:00
const [limit = 10, limitErr] = $(params.limit).optional.number().range(1, 100).$;
2017-03-02 22:48:26 +01:00
if (limitErr) return rej('invalid limit param');
2016-12-28 23:49:51 +01:00
// Get 'offset' parameter
2017-03-08 19:50:09 +01:00
const [offset = 0, offsetErr] = $(params.offset).optional.number().min(0).$;
2017-03-02 22:48:26 +01:00
if (offsetErr) return rej('invalid offset param');
2016-12-28 23:49:51 +01:00
// Get 'sort' parameter
2017-03-08 19:50:09 +01:00
const [sort = 'desc', sortError] = $(params.sort).optional.string().or('desc asc').$;
2017-03-02 22:48:26 +01:00
if (sortError) return rej('invalid sort param');
2016-12-28 23:49:51 +01:00
// Lookup post
const post = await Post.findOne({
2017-03-02 22:29:49 +01:00
_id: postId
2016-12-28 23:49:51 +01:00
});
if (post === null) {
return rej('post not found');
}
// Issue query
2017-03-19 20:24:19 +01:00
const reactions = await Reaction
2016-12-28 23:49:51 +01:00
.find({
post_id: post._id,
deleted_at: { $exists: false }
2017-01-17 03:11:22 +01:00
}, {
2016-12-28 23:49:51 +01:00
limit: limit,
skip: offset,
sort: {
_id: sort == 'asc' ? 1 : -1
}
2017-01-17 03:11:22 +01:00
});
2016-12-28 23:49:51 +01:00
// Serialize
2017-03-19 20:24:19 +01:00
res(await Promise.all(reactions.map(async reaction =>
2018-02-02 00:21:30 +01:00
await pack(reaction, user))));
2016-12-28 23:49:51 +01:00
});