yumechi-no-kuni/src/api/endpoints/drive/files.ts
2017-11-09 02:55:03 +09:00

74 lines
1.7 KiB
TypeScript

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