rudeshark.net/src/api/endpoints/drive/stream.ts
2017-12-21 02:20:02 +09:00

69 lines
1.6 KiB
TypeScript

/**
* Module dependencies
*/
import $ from 'cafy';
import DriveFile from '../../models/drive-file';
import serialize from '../../serializers/drive-file';
/**
* Get drive stream
*
* @param {any} params
* @param {any} user
* @return {Promise<any>}
*/
module.exports = (params, user) => new Promise(async (res, rej) => {
// Get 'limit' parameter
const [limit = 10, limitErr] = $(params.limit).optional.number().range(1, 100).$;
if (limitErr) return rej('invalid limit param');
// Get 'since_id' parameter
const [sinceId, sinceIdErr] = $(params.since_id).optional.id().$;
if (sinceIdErr) return rej('invalid since_id param');
// Get 'until_id' parameter
const [untilId, untilIdErr] = $(params.until_id).optional.id().$;
if (untilIdErr) return rej('invalid until_id param');
// Check if both of since_id and until_id is specified
if (sinceId && untilId) {
return rej('cannot set since_id and until_id');
}
// Get 'type' parameter
const [type, typeErr] = $(params.type).optional.string().match(/^[a-zA-Z\/\-\*]+$/).$;
if (typeErr) return rej('invalid type param');
// Construct query
const sort = {
_id: -1
};
const query = {
'metadata.user_id': user._id
} as any;
if (sinceId) {
sort._id = 1;
query._id = {
$gt: sinceId
};
} else if (untilId) {
query._id = {
$lt: untilId
};
}
if (type) {
query.contentType = new RegExp(`^${type.replace(/\*/g, '.+?')}$`);
}
// Issue query
const files = await DriveFile
.find(query, {
limit: limit,
sort: sort
});
// Serialize
res(await Promise.all(files.map(async file =>
await serialize(file))));
});