1 files changed, 61 insertions, 0 deletions
diff --git a/apps/files/src/plugins/search/folderSearch.ts b/apps/files/src/plugins/search/folderSearch.ts
new file mode 100644
index 00000000000..6aabefbfc9d
--- /dev/null
+++ b/apps/files/src/plugins/search/folderSearch.ts
@@ -0,0 +1,61 @@
+/**
+ * SPDX-FileCopyrightText: 2024 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+
+import type { Node } from '@nextcloud/files'
+import { emit } from '@nextcloud/event-bus'
+import { getFilePickerBuilder } from '@nextcloud/dialogs'
+import { imagePath } from '@nextcloud/router'
+import { translate as t } from '@nextcloud/l10n'
+import logger from '../../logger'
+
+/**
+ * Initialize the unified search plugin.
+ */
+function init() {
+	const OCA = window.OCA
+	if (!OCA.UnifiedSearch) {
+		return
+	}
+
+	logger.info('Initializing unified search plugin: folder search from files app')
+	OCA.UnifiedSearch.registerFilterAction({
+		id: 'in-folder',
+		appId: 'files',
+		searchFrom: 'files',
+		label: t('files', 'In folder'),
+		icon: imagePath('files', 'app.svg'),
+		callback: (showFilePicker: boolean = true) => {
+			if (showFilePicker) {
+				const filepicker = getFilePickerBuilder('Pick plain text files')
+					.addMimeTypeFilter('httpd/unix-directory')
+					.allowDirectories(true)
+					.addButton({
+						label: 'Pick',
+						callback: (nodes: Node[]) => {
+							logger.info('Folder picked', { folder: nodes[0] })
+							const folder = nodes[0]
+							const filterUpdateText = (folder.root === '/files/' + folder.basename)
+								? t('files', 'Search in all files')
+								: t('files', 'Search in folder: {folder}', { folder: folder.basename })
+							emit('nextcloud:unified-search:add-filter', {
+								id: 'in-folder',
+								appId: 'files',
+								searchFrom: 'files',
+								payload: folder,
+								filterUpdateText,
+								filterParams: { path: folder.path },
+							})
+						},
+					})
+					.build()
+				filepicker.pick()
+			} else {
+				logger.debug('Folder search callback was handled without showing the file picker, it might already be open')
+			}
+		},
+	})
+}
+
+document.addEventListener('DOMContentLoaded', init)