feat(files): add "search everywhere" button within the filters row

Signed-off-by: Ferdinand Thiessen <opensource@fthiessen.de>

6 files changed, 153 insertions, 3 deletions

diff --git a/apps/files/src/components/FileListFilter/FileListFilterToSearch.vue b/apps/files/src/components/FileListFilter/FileListFilterToSearch.vue
new file mode 100644
index 00000000000..938be171f6d
--- /dev/null
+++ b/apps/files/src/components/FileListFilter/FileListFilterToSearch.vue
@@ -0,0 +1,47 @@
+<!--
+  - SPDX-FileCopyrightText: 2025 Nextcloud GmbH and Nextcloud contributors
+  - SPDX-License-Identifier: AGPL-3.0-or-later
+-->
+
+<template>
+	<NcButton v-show="isVisible" @click="onClick">
+		{{ t('files', 'Search everywhere') }}
+	</NcButton>
+</template>
+
+<script setup lang="ts">
+import { t } from '@nextcloud/l10n'
+import { ref } from 'vue'
+import NcButton from '@nextcloud/vue/components/NcButton'
+import { getPinia } from '../../store/index.ts'
+import { useSearchStore } from '../../store/search.ts'
+
+const isVisible = ref(false)
+
+defineExpose({
+	hideButton,
+	showButton,
+})
+
+/**
+ * Hide the button - called by the filter class
+ */
+function hideButton() {
+	isVisible.value = false
+}
+
+/**
+ * Show the button - called by the filter class
+ */
+function showButton() {
+	isVisible.value = true
+}
+
+/**
+ * Button click handler to make the filtering a global search.
+ */
+function onClick() {
+	const searchStore = useSearchStore(getPinia())
+	searchStore.scope = 'globally'
+}
+</script>
diff --git a/apps/files/src/filters/FilenameFilter.ts b/apps/files/src/filters/FilenameFilter.ts
index 7914142f6ca..f86269ccd99 100644
--- a/apps/files/src/filters/FilenameFilter.ts
+++ b/apps/files/src/filters/FilenameFilter.ts
@@ -7,6 +7,8 @@ import type { IFileListFilterChip, INode } from '@nextcloud/files'
 
 import { subscribe } from '@nextcloud/event-bus'
 import { FileListFilter, registerFileListFilter } from '@nextcloud/files'
+import { getPinia } from '../store/index.ts'
+import { useSearchStore } from '../store/search.ts'
 
 /**
  * Register the filename filter
@@ -59,10 +61,14 @@ class FilenameFilter extends FileListFilter {
 						this.updateQuery('')
 					},
 				})
+			} else {
+				// make sure to also reset the search store when pressing the "X" on the filter chip
+				const store = useSearchStore(getPinia())
+				if (store.scope === 'filter') {
+					store.query = ''
+				}
 			}
 			this.updateChips(chips)
-			// Emit the new query as it might have come not from the Navigation
-			this.dispatchTypedEvent('update:query', new CustomEvent('update:query', { detail: query }))
 		}
 	}
 
diff --git a/apps/files/src/filters/SearchFilter.ts b/apps/files/src/filters/SearchFilter.ts
new file mode 100644
index 00000000000..4c7231fd26a
--- /dev/null
+++ b/apps/files/src/filters/SearchFilter.ts
@@ -0,0 +1,49 @@
+/*!
+ * SPDX-FileCopyrightText: 2024 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+
+import type { INode } from '@nextcloud/files'
+import type { ComponentPublicInstance } from 'vue'
+
+import { subscribe } from '@nextcloud/event-bus'
+import { FileListFilter, registerFileListFilter } from '@nextcloud/files'
+import Vue from 'vue'
+import FileListFilterToSearch from '../components/FileListFilter/FileListFilterToSearch.vue'
+
+class SearchFilter extends FileListFilter {
+
+	private currentInstance?: ComponentPublicInstance<typeof FileListFilterToSearch>
+
+	constructor() {
+		super('files:filter-to-search', 999)
+		subscribe('files:search:updated', ({ query, scope }) => {
+			if (query && scope === 'filter') {
+				this.currentInstance?.showButton()
+			} else {
+				this.currentInstance?.hideButton()
+			}
+		})
+	}
+
+	public mount(el: HTMLElement) {
+		if (this.currentInstance) {
+			this.currentInstance.$destroy()
+		}
+
+		const View = Vue.extend(FileListFilterToSearch)
+		this.currentInstance = new View().$mount(el) as unknown as ComponentPublicInstance<typeof FileListFilterToSearch>
+	}
+
+	public filter(nodes: INode[]): INode[] {
+		return nodes
+	}
+
+}
+
+/**
+ * Register a file list filter to only show hidden files if enabled by user config
+ */
+export function registerFilterToSearchToggle() {
+	registerFileListFilter(new SearchFilter())
+}
diff --git a/apps/files/src/init.ts b/apps/files/src/init.ts
index a9aedb5fb63..710284f691c 100644
--- a/apps/files/src/init.ts
+++ b/apps/files/src/init.ts
@@ -36,6 +36,7 @@ import { initLivePhotos } from './services/LivePhotos'
 import { isPublicShare } from '@nextcloud/sharing/public'
 import { registerConvertActions } from './actions/convertAction.ts'
 import { registerFilenameFilter } from './filters/FilenameFilter.ts'
+import { registerFilterToSearchToggle } from './filters/SearchFilter.ts'
 
 // Register file actions
 registerConvertActions()
@@ -70,6 +71,7 @@ registerHiddenFilesFilter()
 registerTypeFilter()
 registerModifiedFilter()
 registerFilenameFilter()
+registerFilterToSearchToggle()
 
 // Register preview service worker
 registerPreviewServiceWorker()
diff --git a/apps/files/src/store/search.ts b/apps/files/src/store/search.ts
index 286cad253fc..417f662ca00 100644
--- a/apps/files/src/store/search.ts
+++ b/apps/files/src/store/search.ts
@@ -83,7 +83,6 @@ export const useSearchStore = defineStore('search', () => {
 	function updateSearch() {
 		// emit the search event to update the filter
 		emit('files:search:updated', { query: query.value, scope: scope.value })
-
 		const router = window.OCP.Files.Router as RouterService
 
 		// if we are on the search view and the query was unset or scope was set to 'filter' we need to move back to the files view
diff --git a/cypress/e2e/files/search.cy.ts b/cypress/e2e/files/search.cy.ts
index eeb08da5a22..be3a7059382 100644
--- a/cypress/e2e/files/search.cy.ts
+++ b/cypress/e2e/files/search.cy.ts
@@ -75,6 +75,53 @@ describe('files: search', () => {
 		cy.get('[data-cy-files-list-row-fileid]').should('have.length', 2)
 	})
 
+	it('See "search everywhere" button', () => {
+		// Not visible initially
+		cy.get('[data-cy-files-filters]')
+			.findByRole('button', { name: /Search everywhere/i })
+			.should('not.to.exist')
+
+		// add a filter
+		navigation.searchInput().type('file')
+
+		// see its visible
+		cy.get('[data-cy-files-filters]')
+			.findByRole('button', { name: /Search everywhere/i })
+			.should('be.visible')
+
+		// clear the filter
+		navigation.searchClearButton().click()
+
+		// see its not visible again
+		cy.get('[data-cy-files-filters]')
+			.findByRole('button', { name: /Search everywhere/i })
+			.should('not.to.exist')
+	})
+
+	it('can make local search a global search', () => {
+		navigateToFolder('some folder')
+		getRowForFile('a file.txt').should('be.visible')
+
+		navigation.searchInput().type('file')
+
+		// see local results
+		getRowForFile('a file.txt').should('be.visible')
+		getRowForFile('a second file.txt').should('be.visible')
+		cy.get('[data-cy-files-list-row-fileid]').should('have.length', 2)
+
+		// toggle global search
+		cy.get('[data-cy-files-filters]')
+			.findByRole('button', { name: /Search everywhere/i })
+			.should('be.visible')
+			.click()
+
+		// see global results
+		getRowForFile('file.txt').should('be.visible')
+		getRowForFile('a file.txt').should('be.visible')
+		getRowForFile('a second file.txt').should('be.visible')
+		getRowForFile('another file.txt').should('be.visible')
+	})
+
 	it('shows empty content when there are no results', () => {
 		navigateToFolder('some folder')
 		getRowForFile('a file.txt').should('be.visible')