[7.x] Add "legacy" Encrypted Saved Objects plugin typings. (#36128)

x-pack/plugins/encrypted_saved_objects/index.ts

@@ -12,6 +12,11 @@ import { AuditLogger } from '../../server/lib/audit_logger';
 
 import { CONFIG_PREFIX, PLUGIN_ID, Plugin } from './server/plugin';
 
+/**
+ * Public interface of the security plugin for the legacy plugin system.
+ */
+export type EncryptedSavedObjectsPlugin = ReturnType<Plugin['setup']>;
+
 export const encryptedSavedObjects = (kibana: any) =>
   new kibana.Plugin({
     id: PLUGIN_ID,

x-pack/plugins/encrypted_saved_objects/server/plugin.ts

@@ -7,7 +7,11 @@
 import crypto from 'crypto';
 import { Legacy, Server } from 'kibana';
 import { SavedObjectsRepository } from 'src/legacy/server/saved_objects/service/lib';
-import { BaseOptions } from 'src/legacy/server/saved_objects/service/saved_objects_client';
+import {
+  BaseOptions,
+  SavedObject,
+  SavedObjectAttributes,
+} from 'src/legacy/server/saved_objects/service/saved_objects_client';
 import {
   EncryptedSavedObjectsService,
   EncryptedSavedObjectTypeRegistration,
@@ -71,7 +75,11 @@ export class Plugin {
       isEncryptionError: (error: Error) => error instanceof EncryptionError,
       registerType: (typeRegistration: EncryptedSavedObjectTypeRegistration) =>
         service.registerType(typeRegistration),
-      getDecryptedAsInternalUser: async (type: string, id: string, options?: BaseOptions) => {
+      getDecryptedAsInternalUser: async <T extends SavedObjectAttributes = any>(
+        type: string,
+        id: string,
+        options?: BaseOptions
+      ): Promise<SavedObject<T>> => {
         const savedObject = await internalRepository.get(type, id, options);
         return {
           ...savedObject,

x-pack/typings/hapi.d.ts

@@ -7,6 +7,7 @@
 import 'hapi';
 
 import { CloudPlugin } from '../plugins/cloud';
+import { EncryptedSavedObjectsPlugin } from '../plugins/encrypted_saved_objects';
 import { SecurityPlugin } from '../plugins/security';
 import { XPackMainPlugin } from '../plugins/xpack_main/xpack_main';
 
@@ -15,5 +16,6 @@ declare module 'hapi' {
     cloud?: CloudPlugin;
     xpack_main: XPackMainPlugin;
     security?: SecurityPlugin;
+    encrypted_saved_objects?: EncryptedSavedObjectsPlugin;
   }
 }