Implement sending messages from desktop to add-on

Reviewed By: antonk52

Differential Revision: D34239803

fbshipit-source-id: 1a18d522ba877ade3d0703fbb374c15b596241d7

desktop/flipper-ui-core/src/utils/createServerAddOnControls.tsx

@@ -7,7 +7,11 @@
  * @format
  */
 
-import {FlipperServer, ServerAddOnControls} from 'flipper-common';
+import {
+  FlipperServer,
+  ServerAddOnControls,
+  deserializeRemoteError,
+} from 'flipper-common';
 
 export const createServerAddOnControls = (
   flipperServer: Pick<FlipperServer, 'exec'>,
@@ -16,4 +20,23 @@ export const createServerAddOnControls = (
     flipperServer.exec('plugins-server-add-on-start', pluginName, owner),
   stop: (pluginName, owner) =>
     flipperServer.exec('plugins-server-add-on-stop', pluginName, owner),
+  sendMessage: async (pluginName, method, params) => {
+    const res = await flipperServer.exec(
+      'plugins-server-add-on-request-response',
+      {
+        method: 'execute',
+        params: {
+          method,
+          api: pluginName,
+          params,
+        },
+      },
+    );
+
+    if (res.error) {
+      throw deserializeRemoteError(res.error);
+    }
+
+    return res.success;
+  },
 });