2 files changed, 216 insertions, 0 deletions
diff --git a/apps/files_trashbin/src/files_actions/restoreAction.spec.ts b/apps/files_trashbin/src/files_actions/restoreAction.spec.ts
new file mode 100644
index 00000000000..4863eb6d00a
--- /dev/null
+++ b/apps/files_trashbin/src/files_actions/restoreAction.spec.ts
@@ -0,0 +1,145 @@
+/**
+ * SPDX-FileCopyrightText: 2025 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+
+import { Folder } from '@nextcloud/files'
+import { beforeEach, describe, expect, it, vi } from 'vitest'
+import * as ncEventBus from '@nextcloud/event-bus'
+import isSvg from 'is-svg'
+
+import { trashbinView } from '../files_views/trashbinView.ts'
+import { restoreAction } from './restoreAction.ts'
+import { PERMISSION_ALL, PERMISSION_NONE } from '../../../../core/src/OC/constants.js'
+
+const axiosMock = vi.hoisted(() => ({
+	request: vi.fn(),
+}))
+vi.mock('@nextcloud/axios', () => ({ default: axiosMock }))
+vi.mock('@nextcloud/auth')
+
+describe('files_trashbin: file actions - restore action', () => {
+	it('has id set', () => {
+		expect(restoreAction.id).toBe('restore')
+	})
+
+	it('has order set', () => {
+		// very high priority!
+		expect(restoreAction.order).toBe(1)
+	})
+
+	it('is an inline action', () => {
+		const node = new Folder({ owner: 'test', source: 'https://example.com/remote.php/dav/trashbin/test/folder', root: '/trashbin/test/' })
+
+		expect(restoreAction.inline).toBeTypeOf('function')
+		expect(restoreAction.inline!(node, trashbinView)).toBe(true)
+	})
+
+	it('has the display name set', () => {
+		const node = new Folder({ owner: 'test', source: 'https://example.com/remote.php/dav/trashbin/test/folder', root: '/trashbin/test/' })
+
+		expect(restoreAction.displayName([node], trashbinView)).toBe('Restore')
+	})
+
+	it('has an icon set', () => {
+		const node = new Folder({ owner: 'test', source: 'https://example.com/remote.php/dav/trashbin/test/folder', root: '/trashbin/test/' })
+
+		const icon = restoreAction.iconSvgInline([node], trashbinView)
+		expect(icon).toBeTypeOf('string')
+		expect(isSvg(icon)).toBe(true)
+	})
+
+	it('is enabled for trashbin view', () => {
+		const nodes = [
+			new Folder({ owner: 'test', source: 'https://example.com/remote.php/dav/trashbin/test/folder', root: '/trashbin/test/', permissions: PERMISSION_ALL }),
+		]
+
+		expect(restoreAction.enabled).toBeTypeOf('function')
+		expect(restoreAction.enabled!(nodes, trashbinView)).toBe(true)
+	})
+
+	it('is not enabled when permissions are missing', () => {
+		const nodes = [
+			new Folder({ owner: 'test', source: 'https://example.com/remote.php/dav/trashbin/test/folder', root: '/trashbin/test/', permissions: PERMISSION_NONE }),
+		]
+
+		expect(restoreAction.enabled).toBeTypeOf('function')
+		expect(restoreAction.enabled!(nodes, trashbinView)).toBe(false)
+	})
+
+	it('is not enabled when no nodes are selected', () => {
+		expect(restoreAction.enabled).toBeTypeOf('function')
+		expect(restoreAction.enabled!([], trashbinView)).toBe(false)
+	})
+
+	it('is not enabled for other views', () => {
+		const nodes = [
+			new Folder({ owner: 'test', source: 'https://example.com/remote.php/dav/trashbin/test/folder', root: '/trashbin/test/', permissions: PERMISSION_ALL }),
+		]
+
+		const otherView = new Proxy(trashbinView, {
+			get(target, p) {
+				if (p === 'id') {
+					return 'other-view'
+				}
+				return target[p]
+			},
+		})
+
+		expect(restoreAction.enabled).toBeTypeOf('function')
+		expect(restoreAction.enabled!(nodes, otherView)).toBe(false)
+	})
+
+	describe('execute', () => {
+		beforeEach(() => {
+			axiosMock.request.mockReset()
+		})
+
+		it('send restore request', async () => {
+			const node = new Folder({ owner: 'test', source: 'https://example.com/remote.php/dav/trashbin/test/folder', root: '/trashbin/test/', permissions: PERMISSION_ALL })
+
+			expect(await restoreAction.exec(node, trashbinView, '/')).toBe(true)
+			expect(axiosMock.request).toBeCalled()
+			expect(axiosMock.request.mock.calls[0][0].method).toBe('MOVE')
+			expect(axiosMock.request.mock.calls[0][0].url).toBe(node.encodedSource)
+			expect(axiosMock.request.mock.calls[0][0].headers.destination).toContain('/restore/')
+		})
+
+		it('deletes node from current view after successfull request', async () => {
+			const node = new Folder({ owner: 'test', source: 'https://example.com/remote.php/dav/trashbin/test/folder', root: '/trashbin/test/', permissions: PERMISSION_ALL })
+
+			const emitSpy = vi.spyOn(ncEventBus, 'emit')
+
+			expect(await restoreAction.exec(node, trashbinView, '/')).toBe(true)
+			expect(axiosMock.request).toBeCalled()
+			expect(emitSpy).toBeCalled()
+			expect(emitSpy).toBeCalledWith('files:node:deleted', node)
+		})
+
+		it('does not delete node from view if reuest failed', async () => {
+			const node = new Folder({ owner: 'test', source: 'https://example.com/remote.php/dav/trashbin/test/folder', root: '/trashbin/test/', permissions: PERMISSION_ALL })
+
+			axiosMock.request.mockImplementationOnce(() => { throw new Error() })
+			const emitSpy = vi.spyOn(ncEventBus, 'emit')
+
+			expect(await restoreAction.exec(node, trashbinView, '/')).toBe(false)
+			expect(axiosMock.request).toBeCalled()
+			expect(emitSpy).not.toBeCalled()
+		})
+
+		it('batch: only returns success if all requests worked', async () => {
+			const node = new Folder({ owner: 'test', source: 'https://example.com/remote.php/dav/trashbin/test/folder', root: '/trashbin/test/', permissions: PERMISSION_ALL })
+
+			expect(await restoreAction.execBatch!([node, node], trashbinView, '/')).toStrictEqual([true, true])
+			expect(axiosMock.request).toBeCalledTimes(2)
+		})
+
+		it('batch: only returns success if all requests worked - one failed', async () => {
+			const node = new Folder({ owner: 'test', source: 'https://example.com/remote.php/dav/trashbin/test/folder', root: '/trashbin/test/', permissions: PERMISSION_ALL })
+
+			axiosMock.request.mockImplementationOnce(() => { throw new Error() })
+			expect(await restoreAction.execBatch!([node, node], trashbinView, '/')).toStrictEqual([false, true])
+			expect(axiosMock.request).toBeCalledTimes(2)
+		})
+	})
+})
diff --git a/apps/files_trashbin/src/files_actions/restoreAction.ts b/apps/files_trashbin/src/files_actions/restoreAction.ts
new file mode 100644
index 00000000000..3aeeceea7b3
--- /dev/null
+++ b/apps/files_trashbin/src/files_actions/restoreAction.ts
@@ -0,0 +1,71 @@
+/**
+ * SPDX-FileCopyrightText: 2023 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+import { getCurrentUser } from '@nextcloud/auth'
+import { showError } from '@nextcloud/dialogs'
+import { emit } from '@nextcloud/event-bus'
+import { Permission, Node, View, FileAction } from '@nextcloud/files'
+import { t } from '@nextcloud/l10n'
+import { encodePath } from '@nextcloud/paths'
+import { generateRemoteUrl } from '@nextcloud/router'
+import axios from '@nextcloud/axios'
+import svgHistory from '@mdi/svg/svg/history.svg?raw'
+
+import { TRASHBIN_VIEW_ID } from '../files_views/trashbinView.ts'
+import logger from '../../../files/src/logger.ts'
+
+export const restoreAction = new FileAction({
+	id: 'restore',
+
+	displayName() {
+		return t('files_trashbin', 'Restore')
+	},
+
+	iconSvgInline: () => svgHistory,
+
+	enabled(nodes: Node[], view) {
+		// Only available in the trashbin view
+		if (view.id !== TRASHBIN_VIEW_ID) {
+			return false
+		}
+
+		// Only available if all nodes have read permission
+		return nodes.length > 0
+			&& nodes
+				.map((node) => node.permissions)
+				.every((permission) => Boolean(permission & Permission.READ))
+	},
+
+	async exec(node: Node) {
+		try {
+			const destination = generateRemoteUrl(encodePath(`dav/trashbin/${getCurrentUser()!.uid}/restore/${node.basename}`))
+			await axios.request({
+				method: 'MOVE',
+				url: node.encodedSource,
+				headers: {
+					destination,
+				},
+			})
+
+			// Let's pretend the file is deleted since
+			// we don't know the restored location
+			emit('files:node:deleted', node)
+			return true
+		} catch (error) {
+			if (error.response?.status === 507) {
+				showError(t('files_trashbin', 'Not enough free space to restore the file/folder'))
+			}
+			logger.error('Failed to restore node', { error, node })
+			return false
+		}
+	},
+
+	async execBatch(nodes: Node[], view: View, dir: string) {
+		return Promise.all(nodes.map(node => this.exec(node, view, dir)))
+	},
+
+	order: 1,
+
+	inline: () => true,
+})