mirror of
https://github.com/nextcloud/server.git
synced 2026-03-13 14:19:06 -04:00
41 lines
1.3 KiB
TypeScript
41 lines
1.3 KiB
TypeScript
/**
|
|
* @copyright Copyright (c) 2023 John Molakvoæ <skjnldsv@protonmail.com>
|
|
*
|
|
* @author John Molakvoæ <skjnldsv@protonmail.com>
|
|
*
|
|
* @license AGPL-3.0-or-later
|
|
*
|
|
* This program is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU Affero General Public License as
|
|
* published by the Free Software Foundation, either version 3 of the
|
|
* License, or (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU Affero General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Affero General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*
|
|
*/
|
|
|
|
// The preview service worker cache name (see webpack config)
|
|
const SWCacheName = 'previews'
|
|
|
|
/**
|
|
* Check if the preview is already cached by the service worker
|
|
*/
|
|
export const isCachedPreview = function(previewUrl: string): Promise<boolean> {
|
|
if (!window?.caches?.open) {
|
|
return Promise.resolve(false)
|
|
}
|
|
|
|
return window?.caches?.open(SWCacheName)
|
|
.then(function(cache) {
|
|
return cache.match(previewUrl)
|
|
.then(function(response) {
|
|
return !!response
|
|
})
|
|
})
|
|
}
|