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import * as mongo from 'mongodb';
const deepcopy = require('deepcopy');
import db from '../db/mongodb';
import DriveFile from './drive-file';
const DriveFolder = db.get<IDriveFolder>('driveFolders');
export default DriveFolder;
export type IDriveFolder = {
_id: mongo.ObjectID;
createdAt: Date;
name: string;
userId: mongo.ObjectID;
parentId: mongo.ObjectID;
};
export function isValidFolderName(name: string): boolean {
return (
(name.trim().length > 0) &&
(name.length <= 200)
);
}
/**
* DriveFolderを物理削除します
*/
export async function deleteDriveFolder(driveFolder: string | mongo.ObjectID | IDriveFolder) {
let d: IDriveFolder;
// Populate
if (mongo.ObjectID.prototype.isPrototypeOf(driveFolder)) {
d = await DriveFolder.findOne({
_id: driveFolder
});
} else if (typeof driveFolder === 'string') {
d = await DriveFolder.findOne({
_id: new mongo.ObjectID(driveFolder)
});
} else {
d = driveFolder as IDriveFolder;
}
if (d == null) return;
// このDriveFolderに格納されているDriveFileがあればすべてルートに移動
await DriveFile.update({
'metadata.folderId': d._id
}, {
$set: {
'metadata.folderId': null
}
});
// このDriveFolderに格納されているDriveFolderがあればすべてルートに移動
await DriveFolder.update({
parentId: d._id
}, {
$set: {
parentId: null
}
});
// このDriveFolderを削除
await DriveFolder.remove({
_id: d._id
});
}
/**
* Pack a drive folder for API response
*/
export const pack = (
folder: any,
options?: {
detail: boolean
}
) => new Promise<any>(async (resolve, reject) => {
const opts = Object.assign({
detail: false
}, options);
let _folder: any;
// Populate the folder if 'folder' is ID
if (mongo.ObjectID.prototype.isPrototypeOf(folder)) {
_folder = await DriveFolder.findOne({ _id: folder });
} else if (typeof folder === 'string') {
_folder = await DriveFolder.findOne({ _id: new mongo.ObjectID(folder) });
} else {
_folder = deepcopy(folder);
}
// Rename _id to id
_folder.id = _folder._id;
delete _folder._id;
if (opts.detail) {
const childFoldersCount = await DriveFolder.count({
parentId: _folder.id
});
const childFilesCount = await DriveFile.count({
'metadata.folderId': _folder.id
});
_folder.foldersCount = childFoldersCount;
_folder.filesCount = childFilesCount;
}
if (opts.detail && _folder.parentId) {
// Populate parent folder
_folder.parent = await pack(_folder.parentId, {
detail: true
});
}
resolve(_folder);
});
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