[Lens] Load indexpatterns list from indexPattern Service (#91984)

* [Lens] Load lists from indexPattern Service

* test that indexpattern service has not been called

* Use mock data

Co-authored-by: Kibana Machine <42973632+kibanamachine@users.noreply.github.com>

x-pack/plugins/lens/public/indexpattern_datasource/indexpattern.tsx

@@ -82,7 +82,6 @@ export function getIndexPatternDatasource({
   data: DataPublicPluginStart;
   charts: ChartsPluginSetup;
 }) {
-  const savedObjectsClient = core.savedObjects.client;
   const uiSettings = core.uiSettings;
   const onIndexPatternLoadError = (err: Error) =>
     core.notifications.toasts.addError(err, {
@@ -121,7 +120,6 @@ export function getIndexPatternDatasource({
       return loadInitialState({
         persistedState,
         references,
-        savedObjectsClient: await savedObjectsClient,
         defaultIndexPatternId: core.uiSettings.get('defaultIndex'),
         storage,
         indexPatternsService,

x-pack/plugins/lens/public/indexpattern_datasource/loader.test.ts

@@ -5,7 +5,7 @@
  * 2.0.
  */
 
-import { HttpHandler, SavedObjectsClientContract } from 'kibana/public';
+import { HttpHandler } from 'kibana/public';
 import _ from 'lodash';
 import {
   loadInitialState,
@@ -183,23 +183,24 @@ const sampleIndexPatterns = {
   '2': indexPattern2,
 };
 
-function mockClient() {
-  return ({
-    find: jest.fn(async () => ({
-      savedObjects: [
-        { id: '1', attributes: { title: sampleIndexPatterns[1].title } },
-        { id: '2', attributes: { title: sampleIndexPatterns[2].title } },
-      ],
-    })),
-  } as unknown) as Pick<SavedObjectsClientContract, 'find'>;
-}
-
 function mockIndexPatternsService() {
   return ({
     get: jest.fn(async (id: '1' | '2') => {
       return { ...sampleIndexPatternsFromService[id], metaFields: [] };
     }),
-  } as unknown) as Pick<IndexPatternsContract, 'get'>;
+    getIdsWithTitle: jest.fn(async () => {
+      return [
+        {
+          id: sampleIndexPatterns[1].id,
+          title: sampleIndexPatterns[1].title,
+        },
+        {
+          id: sampleIndexPatterns[2].id,
+          title: sampleIndexPatterns[2].title,
+        },
+      ];
+    }),
+  } as unknown) as Pick<IndexPatternsContract, 'get' | 'getIdsWithTitle'>;
 }
 
 describe('loader', () => {
@@ -212,7 +213,8 @@ describe('loader', () => {
           get: jest.fn(() =>
             Promise.reject('mockIndexPatternService.get should not have been called')
           ),
-        } as unknown) as Pick<IndexPatternsContract, 'get'>,
+          getIdsWithTitle: jest.fn(),
+        } as unknown) as Pick<IndexPatternsContract, 'get' | 'getIdsWithTitle'>,
       });
 
       expect(cache).toEqual(sampleIndexPatterns);
@@ -281,7 +283,11 @@ describe('loader', () => {
               },
             ],
           })),
-        } as unknown) as Pick<IndexPatternsContract, 'get'>,
+          getIdsWithTitle: jest.fn(async () => ({
+            id: 'foo',
+            title: 'Foo index',
+          })),
+        } as unknown) as Pick<IndexPatternsContract, 'get' | 'getIdsWithTitle'>,
       });
 
       expect(cache.foo.getFieldByName('bytes')!.aggregationRestrictions).toEqual({
@@ -333,7 +339,11 @@ describe('loader', () => {
               },
             ],
           })),
-        } as unknown) as Pick<IndexPatternsContract, 'get'>,
+          getIdsWithTitle: jest.fn(async () => ({
+            id: 'foo',
+            title: 'Foo index',
+          })),
+        } as unknown) as Pick<IndexPatternsContract, 'get' | 'getIdsWithTitle'>,
       });
 
       expect(cache.foo.getFieldByName('timestamp')!.meta).toEqual(true);
@@ -344,7 +354,6 @@ describe('loader', () => {
     it('should load a default state', async () => {
       const storage = createMockStorage();
       const state = await loadInitialState({
-        savedObjectsClient: mockClient(),
         indexPatternsService: mockIndexPatternsService(),
         storage,
         options: { isFullEditor: true },
@@ -368,10 +377,9 @@ describe('loader', () => {
 
     it('should load a default state without loading the indexPatterns when embedded', async () => {
       const storage = createMockStorage();
-      const savedObjectsClient = mockClient();
+      const indexPatternsService = mockIndexPatternsService();
       const state = await loadInitialState({
-        savedObjectsClient,
-        indexPatternsService: mockIndexPatternsService(),
+        indexPatternsService,
         storage,
         options: { isFullEditor: false },
       });
@@ -384,14 +392,12 @@ describe('loader', () => {
       });
 
       expect(storage.set).not.toHaveBeenCalled();
-
-      expect(savedObjectsClient.find).not.toHaveBeenCalled();
+      expect(indexPatternsService.getIdsWithTitle).not.toHaveBeenCalled();
     });
 
     it('should load a default state when lastUsedIndexPatternId is not found in indexPatternRefs', async () => {
       const storage = createMockStorage({ indexPatternId: 'c' });
       const state = await loadInitialState({
-        savedObjectsClient: mockClient(),
         indexPatternsService: mockIndexPatternsService(),
         storage,
         options: { isFullEditor: true },
@@ -415,7 +421,6 @@ describe('loader', () => {
 
     it('should load lastUsedIndexPatternId if in localStorage', async () => {
       const state = await loadInitialState({
-        savedObjectsClient: mockClient(),
         indexPatternsService: mockIndexPatternsService(),
         storage: createMockStorage({ indexPatternId: '2' }),
         options: { isFullEditor: true },
@@ -438,7 +443,6 @@ describe('loader', () => {
       const storage = createMockStorage();
       const state = await loadInitialState({
         defaultIndexPatternId: '2',
-        savedObjectsClient: mockClient(),
         indexPatternsService: mockIndexPatternsService(),
         storage,
         options: { isFullEditor: true },
@@ -463,7 +467,6 @@ describe('loader', () => {
     it('should use the indexPatternId of the visualize trigger field, if provided', async () => {
       const storage = createMockStorage();
       const state = await loadInitialState({
-        savedObjectsClient: mockClient(),
         indexPatternsService: mockIndexPatternsService(),
         storage,
         initialContext: {
@@ -524,7 +527,6 @@ describe('loader', () => {
           { name: 'indexpattern-datasource-layer-layerb', id: '2', type: 'index-pattern' },
           { name: 'another-reference', id: 'c', type: 'index-pattern' },
         ],
-        savedObjectsClient: mockClient(),
         indexPatternsService: mockIndexPatternsService(),
         storage,
         options: { isFullEditor: true },
@@ -681,6 +683,7 @@ describe('loader', () => {
           get: jest.fn(async () => {
             throw err;
           }),
+          getIdsWithTitle: jest.fn(),
         },
         onError,
         storage,
@@ -808,6 +811,7 @@ describe('loader', () => {
           get: jest.fn(async () => {
             throw err;
           }),
+          getIdsWithTitle: jest.fn(),
         },
         onError,
         storage,

x-pack/plugins/lens/public/indexpattern_datasource/loader.ts

@@ -7,7 +7,7 @@
 
 import _ from 'lodash';
 import { IStorageWrapper } from 'src/plugins/kibana_utils/public';
-import { SavedObjectsClientContract, HttpSetup, SavedObjectReference } from 'kibana/public';
+import { HttpSetup, SavedObjectReference } from 'kibana/public';
 import { InitializationOptions, StateSetter } from '../types';
 import {
   IndexPattern,
@@ -30,8 +30,7 @@ import { readFromStorage, writeToStorage } from '../settings_storage';
 import { getFieldByNameFactory } from './pure_helpers';
 
 type SetState = StateSetter<IndexPatternPrivateState>;
-type SavedObjectsClient = Pick<SavedObjectsClientContract, 'find'>;
-type IndexPatternsService = Pick<IndexPatternsContract, 'get'>;
+type IndexPatternsService = Pick<IndexPatternsContract, 'get' | 'getIdsWithTitle'>;
 type ErrorHandler = (err: Error) => void;
 
 export async function loadIndexPatterns({
@@ -186,7 +185,6 @@ export function injectReferences(
 export async function loadInitialState({
   persistedState,
   references,
-  savedObjectsClient,
   defaultIndexPatternId,
   storage,
   indexPatternsService,
@@ -195,7 +193,6 @@ export async function loadInitialState({
 }: {
   persistedState?: IndexPatternPersistedState;
   references?: SavedObjectReference[];
-  savedObjectsClient: SavedObjectsClient;
   defaultIndexPatternId?: string;
   storage: IStorageWrapper;
   indexPatternsService: IndexPatternsService;
@@ -203,7 +200,7 @@ export async function loadInitialState({
   options?: InitializationOptions;
 }): Promise<IndexPatternPrivateState> {
   const { isFullEditor } = options ?? {};
-  const indexPatternRefs = await (isFullEditor ? loadIndexPatternRefs(savedObjectsClient) : []);
+  const indexPatternRefs = await (isFullEditor ? loadIndexPatternRefs(indexPatternsService) : []);
   const lastUsedIndexPatternId = getLastUsedIndexPatternId(storage, indexPatternRefs);
 
   const state =
@@ -334,22 +331,13 @@ export async function changeLayerIndexPattern({
 }
 
 async function loadIndexPatternRefs(
-  savedObjectsClient: SavedObjectsClient
+  indexPatternsService: IndexPatternsService
 ): Promise<IndexPatternRef[]> {
-  const result = await savedObjectsClient.find<{ title: string }>({
-    type: 'index-pattern',
-    fields: ['title'],
-    perPage: 10000,
-  });
+  const indexPatterns = await indexPatternsService.getIdsWithTitle();
 
-  return result.savedObjects
-    .map((o) => ({
-      id: String(o.id),
-      title: (o.attributes as { title: string }).title,
-    }))
-    .sort((a, b) => {
-      return a.title.localeCompare(b.title);
-    });
+  return indexPatterns.sort((a, b) => {
+    return a.title.localeCompare(b.title);
+  });
 }
 
 export async function syncExistingFields({