Split codebase (#455)

apps/yaak-proxy/hooks/useActionMetadata.ts

@@ -0,0 +1,32 @@
+import type { ActionInvocation, ActionMetadata } from "@yaakapp-internal/proxy-lib";
+import { useEffect, useState } from "react";
+import { rpc } from "../lib/rpc";
+
+/** Look up metadata for a specific action invocation. */
+// oxlint-disable-next-line no-redundant-type-constituents -- ActionMetadata resolves at runtime
+export function useActionMetadata(action: ActionInvocation): ActionMetadata | null {
+  // oxlint-disable-next-line no-redundant-type-constituents -- ActionMetadata resolves at runtime
+  const [meta, setMeta] = useState<ActionMetadata | null>(null);
+
+  useEffect(() => {
+    void getActions().then((actions) => {
+      const match = actions.find(
+        ([inv]) => inv.scope === action.scope && inv.action === action.action,
+      );
+      setMeta(match?.[1] ?? null);
+    });
+  }, [action]);
+
+  return meta;
+}
+
+let cachedActions: [ActionInvocation, ActionMetadata][] | null = null;
+
+/** Fetch and cache all action metadata. */
+async function getActions(): Promise<[ActionInvocation, ActionMetadata][]> {
+  if (!cachedActions) {
+    const { actions } = await rpc("list_actions", {});
+    cachedActions = actions;
+  }
+  return cachedActions;
+}