feat: plugins only see their own host settings in the browser

plugins/wake-on-lan/src/frontend/host-action.ts

@@ -5,11 +5,19 @@ import type {
   TermixApp,
 } from "@termix/plugin-sdk/frontend";
 
+export function macAddressOf(
+  host: Pick<PluginHostRecord, "pluginSettings"> | null | undefined,
+): string | null {
+  const macAddress = host?.pluginSettings?.["wake-on-lan"]?.macAddress;
+  return typeof macAddress === "string" && macAddress.trim()
+    ? macAddress.trim()
+    : null;
+}
+
 export function hasMacAddress(
   host: Pick<PluginHostRecord, "pluginSettings">,
 ): boolean {
-  const macAddress = host.pluginSettings?.["wake-on-lan"]?.macAddress;
-  return typeof macAddress === "string" && macAddress.trim().length > 0;
+  return macAddressOf(host) !== null;
 }
 
 function errorMessage(error: unknown, fallback: string): string {

plugins/wake-on-lan/src/frontend/index.tsx

@@ -1,6 +1,6 @@
 import { Zap } from "lucide-react";
 import type { TermixApp } from "@termix/plugin-sdk/frontend";
-import { hasMacAddress, wakeHost } from "./host-action.js";
+import { hasMacAddress, macAddressOf, wakeHost } from "./host-action.js";
 
 export function activate(app: TermixApp): void {
   app.registerHostAction({
@@ -12,4 +12,8 @@ export function activate(app: TermixApp): void {
     when: (host) => hasMacAddress(host),
     run: (host) => wakeHost(app.api, app.t, String(host.id)),
   });
+
+  // A saved host's MAC address, for plugins that send their own wake packet.
+  app.registerAction("wakeOnLan.macAddress", ((hostId: string | number) =>
+    macAddressOf(app.getHost(hostId))) as never);
 }