1 files changed, 81 insertions, 0 deletions
diff --git a/apps/files/src/actions/convertAction.ts b/apps/files/src/actions/convertAction.ts
new file mode 100644
index 00000000000..a8b4d537eb2
--- /dev/null
+++ b/apps/files/src/actions/convertAction.ts
@@ -0,0 +1,81 @@
+/**
+ * SPDX-FileCopyrightText: 2025 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+import type { Node, View } from '@nextcloud/files'
+
+import { FileAction, registerFileAction } from '@nextcloud/files'
+import { generateUrl } from '@nextcloud/router'
+import { getCapabilities } from '@nextcloud/capabilities'
+import { t } from '@nextcloud/l10n'
+
+import AutoRenewSvg from '@mdi/svg/svg/autorenew.svg?raw'
+
+import { convertFile, convertFiles, getParentFolder } from './convertUtils'
+
+type ConversionsProvider = {
+	from: string,
+	to: string,
+	displayName: string,
+}
+
+export const ACTION_CONVERT = 'convert'
+export const registerConvertActions = () => {
+	// Generate sub actions
+	const convertProviders = getCapabilities()?.files?.file_conversions as ConversionsProvider[] ?? []
+	const actions = convertProviders.map(({ to, from, displayName }) => {
+		return new FileAction({
+			id: `convert-${from}-${to}`,
+			displayName: () => t('files', 'Save as {displayName}', { displayName }),
+			iconSvgInline: () => generateIconSvg(to),
+			enabled: (nodes: Node[]) => {
+				// Check that all nodes have the same mime type
+				return nodes.every(node => from === node.mime)
+			},
+
+			async exec(node: Node, view: View, dir: string) {
+				// If we're here, we know that the node has a fileid
+				convertFile(node.fileid as number, to, getParentFolder(view, dir))
+
+				// Silently terminate, we'll handle the UI in the background
+				return null
+			},
+
+			async execBatch(nodes: Node[], view: View, dir: string) {
+				const fileIds = nodes.map(node => node.fileid).filter(Boolean) as number[]
+				convertFiles(fileIds, to, getParentFolder(view, dir))
+
+				// Silently terminate, we'll handle the UI in the background
+				return Array(nodes.length).fill(null)
+			},
+
+			parent: ACTION_CONVERT,
+		})
+	})
+
+	// Register main action
+	registerFileAction(new FileAction({
+		id: ACTION_CONVERT,
+		displayName: () => t('files', 'Save as …'),
+		iconSvgInline: () => AutoRenewSvg,
+		enabled: (nodes: Node[], view: View) => {
+			return actions.some(action => action.enabled!(nodes, view))
+		},
+		async exec() {
+			return null
+		},
+		order: 25,
+	}))
+
+	// Register sub actions
+	actions.forEach(registerFileAction)
+}
+
+export const generateIconSvg = (mime: string) => {
+	// Generate icon based on mime type
+	const url = generateUrl('/core/mimeicon?mime=' + encodeURIComponent(mime))
+	return `<svg width="32" height="32" viewBox="0 0 32 32"
+		xmlns="http://www.w3.org/2000/svg">
+		<image href="${url}" height="32" width="32" />
+	</svg>`
+}