monkeeShark/src/server/api/endpoints/posts.ts
2018-03-29 20:32:18 +09:00

97 lines
2.3 KiB
TypeScript

/**
* Module dependencies
*/
import $ from 'cafy';
import Post, { pack } from '../../../models/post';
/**
* Lists all posts
*
* @param {any} params
* @return {Promise<any>}
*/
module.exports = (params) => new Promise(async (res, rej) => {
// Get 'reply' parameter
const [reply, replyErr] = $(params.reply).optional.boolean().$;
if (replyErr) return rej('invalid reply param');
// Get 'repost' parameter
const [repost, repostErr] = $(params.repost).optional.boolean().$;
if (repostErr) return rej('invalid repost param');
// Get 'media' parameter
const [media, mediaErr] = $(params.media).optional.boolean().$;
if (mediaErr) return rej('invalid media param');
// Get 'poll' parameter
const [poll, pollErr] = $(params.poll).optional.boolean().$;
if (pollErr) return rej('invalid poll param');
// Get 'bot' parameter
//const [bot, botErr] = $(params.bot).optional.boolean().$;
//if (botErr) return rej('invalid bot param');
// Get 'limit' parameter
const [limit = 10, limitErr] = $(params.limit).optional.number().range(1, 100).$;
if (limitErr) return rej('invalid limit param');
// Get 'sinceId' parameter
const [sinceId, sinceIdErr] = $(params.sinceId).optional.id().$;
if (sinceIdErr) return rej('invalid sinceId param');
// Get 'untilId' parameter
const [untilId, untilIdErr] = $(params.untilId).optional.id().$;
if (untilIdErr) return rej('invalid untilId param');
// Check if both of sinceId and untilId is specified
if (sinceId && untilId) {
return rej('cannot set sinceId and untilId');
}
// Construct query
const sort = {
_id: -1
};
const query = {} as any;
if (sinceId) {
sort._id = 1;
query._id = {
$gt: sinceId
};
} else if (untilId) {
query._id = {
$lt: untilId
};
}
if (reply != undefined) {
query.replyId = reply ? { $exists: true, $ne: null } : null;
}
if (repost != undefined) {
query.repostId = repost ? { $exists: true, $ne: null } : null;
}
if (media != undefined) {
query.mediaIds = media ? { $exists: true, $ne: null } : null;
}
if (poll != undefined) {
query.poll = poll ? { $exists: true, $ne: null } : null;
}
// TODO
//if (bot != undefined) {
// query.isBot = bot;
//}
// Issue query
const posts = await Post
.find(query, {
limit: limit,
sort: sort
});
// Serialize
res(await Promise.all(posts.map(async post => await pack(post))));
});