[stable30] fix(files): also show file list headers on empty views

apps/files/src/components/FilesListHeader.vue

@@ -9,6 +9,9 @@
 </template>
 
 <script lang="ts">
+import type { Folder, Header, View } from '@nextcloud/files'
+import type { PropType } from 'vue'
+
 /**
  * This component is used to render custom
  * elements provided by an API. Vue doesn't allow
@@ -19,21 +22,21 @@ export default {
 	name: 'FilesListHeader',
 	props: {
 		header: {
-			type: Object,
+			type: Object as PropType<Header>,
 			required: true,
 		},
 		currentFolder: {
-			type: Object,
+			type: Object as PropType<Folder>,
 			required: true,
 		},
 		currentView: {
-			type: Object,
+			type: Object as PropType<View>,
 			required: true,
 		},
 	},
 	computed: {
 		enabled() {
-			return this.header.enabled(this.currentFolder, this.currentView)
+			return this.header.enabled?.(this.currentFolder, this.currentView) ?? true
 		},
 	},
 	watch: {
@@ -49,7 +52,7 @@ export default {
 	},
 	mounted() {
 		console.debug('Mounted', this.header.id)
-		this.header.render(this.$refs.mount, this.currentFolder, this.currentView)
+		this.header.render(this.$refs.mount as HTMLElement, this.currentFolder, this.currentView)
 	},
 }
 </script>

apps/files/src/components/FilesListVirtual.vue

@@ -28,7 +28,7 @@
 
 		<template #before>
 			<!-- Headers -->
-			<FilesListHeader v-for="header in sortedHeaders"
+			<FilesListHeader v-for="header in headers"
 				:key="header.id"
 				:current-folder="currentFolder"
 				:current-view="currentView"
@@ -63,7 +63,7 @@
 import type { ComponentPublicInstance, PropType } from 'vue'
 import type { Location } from 'vue-router'
 
 import { getFileListHeaders, Folder, View, getFileActions, FileType } from '@nextcloud/files'
 import { showError } from '@nextcloud/dialogs'
 import { translate as t } from '@nextcloud/l10n'
 import { subscribe, unsubscribe } from '@nextcloud/event-bus'
@@ -71,9 +71,10 @@
 
 import { action as sidebarAction } from '../actions/sidebarAction.ts'
 import { useRouteParameters } from '../composables/useRouteParameters.ts'
 import { getSummaryFor } from '../utils/fileUtils'
 import { useSelectionStore } from '../store/selection.js'
 import { useUserConfigStore } from '../store/userconfig.ts'
+import { getSummaryFor } from '../utils/fileUtils.ts'
 
 import FileEntry from './FileEntry.vue'
 import FileEntryGrid from './FileEntryGrid.vue'
@@ -135,7 +136,6 @@
 		return {
 			FileEntry,
 			FileEntryGrid,
-			headers: getFileListHeaders(),
 			scrollToIndex: 0,
 			openFileId: null as number|null,
 		}

apps/files/src/composables/useFileListHeaders.spec.ts

@@ -0,0 +1,41 @@
+/*!
+ * SPDX-FileCopyrightText: 2025 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+
+import { Header } from '@nextcloud/files'
+import { beforeEach, describe, expect, it, vi } from 'vitest'
+import { useFileListHeaders } from './useFileListHeaders.ts'
+
+const getFileListHeaders = vi.hoisted(() => vi.fn())
+
+vi.mock('@nextcloud/files', async (originalModule) => {
+	return {
+		...(await originalModule()),
+		getFileListHeaders,
+	}
+})
+
+describe('useFileListHeaders', () => {
+	beforeEach(() => vi.resetAllMocks())
+
+	it('gets the headers', () => {
+		const header = new Header({ id: '1', order: 5, render: vi.fn(), updated: vi.fn() })
+		getFileListHeaders.mockImplementationOnce(() => [header])
+
+		const headers = useFileListHeaders()
+		expect(headers.value).toEqual([header])
+		expect(getFileListHeaders).toHaveBeenCalledOnce()
+	})
+
+	it('headers are sorted', () => {
+		const header = new Header({ id: '1', order: 10, render: vi.fn(), updated: vi.fn() })
+		const header2 = new Header({ id: '2', order: 5, render: vi.fn(), updated: vi.fn() })
+		getFileListHeaders.mockImplementationOnce(() => [header, header2])
+
+		const headers = useFileListHeaders()
+		// lower order first
+		expect(headers.value.map(({ id }) => id)).toStrictEqual(['2', '1'])
+		expect(getFileListHeaders).toHaveBeenCalledOnce()
+	})
+})

apps/files/src/composables/useFileListHeaders.ts

@@ -0,0 +1,19 @@
+/*!
+ * SPDX-FileCopyrightText: 2025 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+import type { Header } from '@nextcloud/files'
+import type { ComputedRef } from 'vue'
+
+import { getFileListHeaders } from '@nextcloud/files'
+import { computed, ref } from 'vue'
+
+/**
+ * Get the registered and sorted file list headers.
+ */
+export function useFileListHeaders(): ComputedRef<Header[]> {
+	const headers = ref(getFileListHeaders())
+	const sorted = computed(() => [...headers.value].sort((a, b) => a.order - b.order) as Header[])
+
+	return sorted
+}

apps/files/src/views/FilesList.vue

@@ -65,7 +65,7 @@
 		</div>
 
 		<!-- Drag and drop notice -->
-		<DragAndDropNotice v-if="!loading && canUpload" :current-folder="currentFolder" />
+		<DragAndDropNotice v-if="!loading && canUpload && currentFolder" :current-folder="currentFolder" />
 
 		<!-- Initial loading -->
 		<NcLoadingIcon v-if="loading && !isRefreshing"
@@ -74,7 +74,15 @@
 			:name="t('files', 'Loading current folder')" />
 
 		<!-- Empty content placeholder -->
-		<template v-else-if="!loading && isEmptyDir">
+		<template v-else-if="!loading && isEmptyDir && currentFolder && currentView">
+			<div class="files-list__before">
+				<!-- Headers -->
+				<FilesListHeader v-for="header in headers"
+					:key="header.id"
+					:current-folder="currentFolder"
+					:current-view="currentView"
+					:header="header" />
+			</div>
 			<!-- Empty due to error -->
 			<NcEmptyContent v-if="error" :name="error" data-cy-files-content-error>
 				<template #action>
@@ -170,13 +178,14 @@ import { useSelectionStore } from '../store/selection.ts'
 import { useUploaderStore } from '../store/uploader.ts'
 import { useUserConfigStore } from '../store/userconfig.ts'
 import { useViewConfigStore } from '../store/viewConfig.ts'
+import { humanizeWebDAVError } from '../utils/davUtils.ts'
 import BreadCrumbs from '../components/BreadCrumbs.vue'
+import FilesListHeader from '../components/FilesListHeader.vue'
 import FilesListVirtual from '../components/FilesListVirtual.vue'
 import filesListWidthMixin from '../mixins/filesListWidth.ts'
 import filesSortingMixin from '../mixins/filesSorting.ts'
 import logger from '../logger.ts'
 import DragAndDropNotice from '../components/DragAndDropNotice.vue'
-import { humanizeWebDAVError } from '../utils/davUtils.ts'
 
 const isSharingEnabled = (getCapabilities() as { files_sharing?: boolean })?.files_sharing !== undefined
 
@@ -186,6 +195,7 @@ export default defineComponent({
 	components: {
 		BreadCrumbs,
 		DragAndDropNotice,
+		FilesListHeader,
 		FilesListVirtual,
 		LinkIcon,
 		ListViewIcon,
@@ -746,6 +756,13 @@ export default defineComponent({
 		}
 	}
 
+	&__before {
+		display: flex;
+		flex-direction: column;
+		gap: calc(var(--default-grid-baseline) * 2);
+		margin-inline: calc(var(--default-clickable-area) + 2 * var(--app-navigation-padding));
+	}
+
 	&__empty-view-wrapper {
 		display: flex;
 		height: 100%;

cypress/e2e/files/FilesUtils.ts

@@ -23,6 +23,12 @@ export const searchForActionInRow = (row: JQuery<HTMLElement>, actionId: string)
 
 	// Else look in the action menu
 	const menuButtonId = row.find('button[aria-controls]').attr('aria-controls')
+	if (menuButtonId === undefined) {
+		return cy.wrap(Cypress.$())
+	}
+
+	// eslint-disable-next-line no-unused-expressions
+	expect(menuButtonId).not.to.be.undefined
 	return cy.get(`#${menuButtonId} [data-cy-files-list-row-action="${CSS.escape(actionId)}"]`)
 }
 

cypress/e2e/files_sharing/note-to-recipient.cy.ts

@@ -40,6 +40,26 @@ describe('files_sharing: Note to recipient', { testIsolation: true }, () => {
 			.and('contain.text', 'Hello, this is the note.')
 	})
 
+	it('displays the note to the sharee even if the file list is empty', () => {
+		cy.mkdir(user, '/folder')
+		cy.login(user)
+		cy.visit('/apps/files')
+
+		// share the folder
+		createShare('folder', sharee.userId, { read: true, download: true, note: 'Hello, this is the note.' })
+
+		cy.logout()
+		// Now for the sharee
+		cy.login(sharee)
+
+		// visit shared files view
+		cy.visit('/apps/files')
+		navigateToFolder('folder')
+		cy.get('.note-to-recipient')
+			.should('be.visible')
+			.and('contain.text', 'Hello, this is the note.')
+	})
+
 	/**
 	 * Regression test for https://github.com/nextcloud/server/issues/46188
 	 */