use KibanaClient interface instead of Client for new client interface (#72388)

* use KibanaClient interface instead of Client

* add back helpers to ElasticsearchClient interface

* use TransportRequestPromise for transport.request

* update generated doc

docs/development/core/server/kibana-plugin-core-server.httpservicesetup.registeronpostauth.md

@@ -14,5 +14,5 @@ registerOnPostAuth: (handler: OnPostAuthHandler) => void;
 
 ## Remarks
 
-The auth state is available at stage via http.auth.get(..) Can register any number of registerOnPreRouting, which are called in sequence (from the first registered to the last). See [OnPostAuthHandler](./kibana-plugin-core-server.onpostauthhandler.md)<!-- -->.
+The auth state is available at stage via http.auth.get(..) Can register any number of registerOnPostAuth, which are called in sequence (from the first registered to the last). See [OnPostAuthHandler](./kibana-plugin-core-server.onpostauthhandler.md)<!-- -->.
 

docs/development/core/server/kibana-plugin-core-server.httpservicesetup.registeronpreauth.md

@@ -14,5 +14,5 @@ registerOnPreAuth: (handler: OnPreAuthHandler) => void;
 
 ## Remarks
 
-Can register any number of registerOnPostAuth, which are called in sequence (from the first registered to the last). See [OnPreRoutingHandler](./kibana-plugin-core-server.onpreroutinghandler.md)<!-- -->.
+Can register any number of registerOnPreAuth, which are called in sequence (from the first registered to the last). See [OnPreAuthHandler](./kibana-plugin-core-server.onpreauthhandler.md)<!-- -->.
 

docs/development/core/server/kibana-plugin-core-server.md

@@ -122,7 +122,7 @@ The plugin integrates with the core system via lifecycle events: `setup`<!-- -->
 |  [OnPreAuthToolkit](./kibana-plugin-core-server.onpreauthtoolkit.md) | A tool set defining an outcome of OnPreAuth interceptor for incoming request. |
 |  [OnPreResponseExtensions](./kibana-plugin-core-server.onpreresponseextensions.md) | Additional data to extend a response. |
 |  [OnPreResponseInfo](./kibana-plugin-core-server.onpreresponseinfo.md) | Response status code. |
-|  [OnPreResponseToolkit](./kibana-plugin-core-server.onpreresponsetoolkit.md) | A tool set defining an outcome of OnPreRouting interceptor for incoming request. |
+|  [OnPreResponseToolkit](./kibana-plugin-core-server.onpreresponsetoolkit.md) | A tool set defining an outcome of OnPreResponse interceptor for incoming request. |
 |  [OnPreRoutingToolkit](./kibana-plugin-core-server.onpreroutingtoolkit.md) | A tool set defining an outcome of OnPreRouting interceptor for incoming request. |
 |  [OpsMetrics](./kibana-plugin-core-server.opsmetrics.md) | Regroups metrics gathered by all the collectors. This contains metrics about the os/runtime, the kibana process and the http server. |
 |  [OpsOsMetrics](./kibana-plugin-core-server.opsosmetrics.md) | OS related metrics |

docs/development/core/server/kibana-plugin-core-server.onpreresponsetoolkit.md

@@ -4,7 +4,7 @@
 
 ## OnPreResponseToolkit interface
 
-A tool set defining an outcome of OnPreRouting interceptor for incoming request.
+A tool set defining an outcome of OnPreResponse interceptor for incoming request.
 
 <b>Signature:</b>
 

src/core/server/elasticsearch/client/types.ts

@@ -17,11 +17,12 @@
  * under the License.
  */
 
-import type { Client } from '@elastic/elasticsearch';
+import type { KibanaClient } from '@elastic/elasticsearch/api/kibana';
 import type {
   ApiResponse,
   TransportRequestOptions,
   TransportRequestParams,
+  TransportRequestPromise,
 } from '@elastic/elasticsearch/lib/Transport';
 
 /**
@@ -30,13 +31,13 @@ import type {
  * @public
  */
 export type ElasticsearchClient = Omit<
-  Client,
-  'connectionPool' | 'transport' | 'serializer' | 'extend' | 'helpers' | 'child' | 'close'
+  KibanaClient,
+  'connectionPool' | 'transport' | 'serializer' | 'extend' | 'child' | 'close'
 > & {
   transport: {
     request(
       params: TransportRequestParams,
       options?: TransportRequestOptions
-    ): Promise<ApiResponse>;
+    ): TransportRequestPromise<ApiResponse>;
   };
 };

src/core/server/server.api.md

@@ -22,7 +22,6 @@ import { CatTasksParams } from 'elasticsearch';
 import { CatThreadPoolParams } from 'elasticsearch';
 import { ClearScrollParams } from 'elasticsearch';
 import { Client } from 'elasticsearch';
-import { Client as Client_2 } from '@elastic/elasticsearch';
 import { ClientOptions } from '@elastic/elasticsearch';
 import { ClusterAllocationExplainParams } from 'elasticsearch';
 import { ClusterGetSettingsParams } from 'elasticsearch';
@@ -93,6 +92,7 @@ import { IngestDeletePipelineParams } from 'elasticsearch';
 import { IngestGetPipelineParams } from 'elasticsearch';
 import { IngestPutPipelineParams } from 'elasticsearch';
 import { IngestSimulateParams } from 'elasticsearch';
+import { KibanaClient } from '@elastic/elasticsearch/api/kibana';
 import { KibanaConfigType } from 'src/core/server/kibana_config';
 import { MGetParams } from 'elasticsearch';
 import { MGetResponse } from 'elasticsearch';
@@ -143,6 +143,7 @@ import { TasksListParams } from 'elasticsearch';
 import { TermvectorsParams } from 'elasticsearch';
 import { TransportRequestOptions } from '@elastic/elasticsearch/lib/Transport';
 import { TransportRequestParams } from '@elastic/elasticsearch/lib/Transport';
+import { TransportRequestPromise } from '@elastic/elasticsearch/lib/Transport';
 import { Type } from '@kbn/config-schema';
 import { TypeOf } from '@kbn/config-schema';
 import { UpdateDocumentByQueryParams } from 'elasticsearch';