Open workspace files in desktop targets

packages/app/src/workspace/desktop-open-targets.ts

@@ -0,0 +1,71 @@
+import { useQuery } from "@tanstack/react-query";
+import { getDesktopHost, type DesktopEditorBridge } from "@/desktop/host";
+
+export type DesktopOpenTargetKind = "editor" | "file-manager";
+export type DesktopOpenMode = "open" | "reveal";
+
+export interface DesktopOpenTarget {
+  id: string;
+  label: string;
+  kind: DesktopOpenTargetKind;
+}
+
+export interface OpenDesktopTargetInput {
+  editorId: string;
+  path: string;
+  cwd?: string;
+  mode?: DesktopOpenMode;
+}
+
+interface AvailableDesktopEditorBridge {
+  listTargets: NonNullable<DesktopEditorBridge["listTargets"]>;
+  openTarget: NonNullable<DesktopEditorBridge["openTarget"]>;
+}
+
+function getDesktopEditorBridge(): AvailableDesktopEditorBridge | null {
+  const bridge = getDesktopHost()?.editor;
+  if (!bridge?.listTargets || !bridge.openTarget) {
+    return null;
+  }
+  return {
+    listTargets: bridge.listTargets,
+    openTarget: bridge.openTarget,
+  };
+}
+
+export function hasDesktopOpenTargetsBridge(): boolean {
+  return getDesktopEditorBridge() !== null;
+}
+
+export async function listDesktopOpenTargets(): Promise<DesktopOpenTarget[]> {
+  const bridge = getDesktopEditorBridge();
+  if (!bridge) {
+    return [];
+  }
+  return await bridge.listTargets();
+}
+
+export async function openDesktopTarget(input: OpenDesktopTargetInput): Promise<void> {
+  const bridge = getDesktopEditorBridge();
+  if (!bridge) {
+    throw new Error("Desktop editor bridge is unavailable");
+  }
+  await bridge.openTarget(input);
+}
+
+export function useDesktopOpenTargets(input: { isLocalExecution: boolean }) {
+  const hasBridge = hasDesktopOpenTargetsBridge();
+  const canListTargets = hasBridge && input.isLocalExecution;
+  const query = useQuery({
+    queryKey: ["desktop-open-targets"],
+    enabled: canListTargets,
+    staleTime: 60_000,
+    retry: false,
+    queryFn: listDesktopOpenTargets,
+  });
+
+  return {
+    targets: query.data ?? [],
+    isAvailable: canListTargets,
+  };
+}