[8.6] [Obs] fixing news feed by using dynamic kibana version (#150053) (#150335)

# Backport

This will backport the following commits from `main` to `8.6`:
- [[Obs] fixing news feed by using dynamic kibana version
(#150053)](https://github.com/elastic/kibana/pull/150053)

<!--- Backport version: 8.9.7 -->

### Questions ?
Please refer to the [Backport tool
documentation](https://github.com/sqren/backport)

<!--BACKPORT [{"author":{"name":"Cauê
Marcondes","email":"55978943+cauemarcondes@users.noreply.github.com"},"sourceCommit":{"committedDate":"2023-02-02T17:12:36Z","message":"[Obs]
fixing news feed by using dynamic kibana version (#150053)\n\ncloses
https://github.com/elastic/kibana/issues/149986\r\n\r\n<img
width=\"2551\" alt=\"Screenshot 2023-02-01 at 9 03 40
AM\"\r\nsrc=\"https://user-images.githubusercontent.com/55978943/216064385-30cc4604-39d1-40bf-a6b8-0632ca8e27fd.png\">\r\n\r\n---------\r\n\r\nCo-authored-by:
Kibana Machine
<42973632+kibanamachine@users.noreply.github.com>","sha":"7b842280b8a6bbf540db27480a40ae899779aa79","branchLabelMapping":{"^v8.7.0$":"main","^v(\\d+).(\\d+).\\d+$":"$1.$2"}},"sourcePullRequest":{"labels":["release_note:fix","v8.7.0","v8.6.2"],"number":150053,"url":"https://github.com/elastic/kibana/pull/150053","mergeCommit":{"message":"[Obs]
fixing news feed by using dynamic kibana version (#150053)\n\ncloses
https://github.com/elastic/kibana/issues/149986\r\n\r\n<img
width=\"2551\" alt=\"Screenshot 2023-02-01 at 9 03 40
AM\"\r\nsrc=\"https://user-images.githubusercontent.com/55978943/216064385-30cc4604-39d1-40bf-a6b8-0632ca8e27fd.png\">\r\n\r\n---------\r\n\r\nCo-authored-by:
Kibana Machine
<42973632+kibanamachine@users.noreply.github.com>","sha":"7b842280b8a6bbf540db27480a40ae899779aa79"}},"sourceBranch":"main","suggestedTargetBranches":["8.6"],"targetPullRequestStates":[{"branch":"main","label":"v8.7.0","labelRegex":"^v8.7.0$","isSourceBranch":true,"state":"MERGED","url":"https://github.com/elastic/kibana/pull/150053","number":150053,"mergeCommit":{"message":"[Obs]
fixing news feed by using dynamic kibana version (#150053)\n\ncloses
https://github.com/elastic/kibana/issues/149986\r\n\r\n<img
width=\"2551\" alt=\"Screenshot 2023-02-01 at 9 03 40
AM\"\r\nsrc=\"https://user-images.githubusercontent.com/55978943/216064385-30cc4604-39d1-40bf-a6b8-0632ca8e27fd.png\">\r\n\r\n---------\r\n\r\nCo-authored-by:
Kibana Machine
<42973632+kibanamachine@users.noreply.github.com>","sha":"7b842280b8a6bbf540db27480a40ae899779aa79"}},{"branch":"8.6","label":"v8.6.2","labelRegex":"^v(\\d+).(\\d+).\\d+$","isSourceBranch":false,"state":"NOT_CREATED"}]}]
BACKPORT-->

---------

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

x-pack/plugins/observability/public/application/application.test.tsx

@@ -91,6 +91,7 @@ describe('renderApp', () => {
           },
           reportUiCounter: jest.fn(),
         },
+        kibanaVersion: '8.7.0',
       });
       unmount();
     }).not.toThrowError();

x-pack/plugins/observability/public/application/index.tsx

@@ -53,6 +53,7 @@ export const renderApp = ({
   ObservabilityPageTemplate,
   usageCollection,
   isDev,
+  kibanaVersion,
 }: {
   core: CoreStart;
   config: ConfigSchema;
@@ -62,6 +63,7 @@ export const renderApp = ({
   ObservabilityPageTemplate: React.ComponentType<LazyObservabilityPageTemplateProps>;
   usageCollection: UsageCollectionSetup;
   isDev?: boolean;
+  kibanaVersion: string;
 }) => {
   const { element, history, theme$ } = appMountParameters;
   const i18nCore = core.i18n;
@@ -83,7 +85,13 @@ export const renderApp = ({
     <ApplicationUsageTrackingProvider>
       <KibanaThemeProvider theme$={theme$}>
         <KibanaContextProvider
-          services={{ ...core, ...plugins, storage: new Storage(localStorage), isDev }}
+          services={{
+            ...core,
+            ...plugins,
+            storage: new Storage(localStorage),
+            isDev,
+            kibanaVersion,
+          }}
         >
           <PluginContext.Provider
             value={{

x-pack/plugins/observability/public/application/types.ts

@@ -46,4 +46,5 @@ export interface ObservabilityAppServices {
   uiSettings: IUiSettingsClient;
   unifiedSearch: UnifiedSearchPublicPluginStart;
   isDev?: boolean;
+  kibanaVersion: string;
 }

x-pack/plugins/observability/public/pages/overview/containers/overview_page/overview_page.tsx

@@ -73,6 +73,7 @@ export function OverviewPage() {
     http,
     application: { capabilities },
     triggersActionsUi: { alertsTableConfigurationRegistry, getAlertsStateTable: AlertsStateTable },
+    kibanaVersion,
   } = useKibana<ObservabilityAppServices>().services;
 
   const { ObservabilityPageTemplate } = usePluginContext();
@@ -84,7 +85,10 @@ export function OverviewPage() {
     })
   );
 
-  const { data: newsFeed } = useFetcher(() => getNewsFeed({ http }), [http]);
+  const { data: newsFeed } = useFetcher(
+    () => getNewsFeed({ http, kibanaVersion }),
+    [http, kibanaVersion]
+  );
 
   const { hasAnyData, isAllRequestsComplete } = useHasData();
   const refetch = useRef<() => void>();

x-pack/plugins/observability/public/plugin.ts

@@ -162,6 +162,7 @@ export class Plugin
     const category = DEFAULT_APP_CATEGORIES.observability;
     const euiIconType = 'logoObservability';
     const config = this.initContext.config.get();
+    const kibanaVersion = this.initContext.env.packageInfo.version;
 
     createCallObservabilityApi(coreSetup.http);
 
@@ -185,6 +186,7 @@ export class Plugin
         ObservabilityPageTemplate: navigation.PageTemplate,
         usageCollection: pluginsSetup.usageCollection,
         isDev: this.initContext.env.mode.dev,
+        kibanaVersion,
       });
     };
 

x-pack/plugins/observability/public/services/get_news_feed.test.ts

@@ -25,7 +25,7 @@ describe('getNewsFeed', () => {
       },
     } as unknown as HttpSetup;
 
-    const newsFeed = await getNewsFeed({ http });
+    const newsFeed = await getNewsFeed({ http, kibanaVersion: '8.7.0' });
     expect(newsFeed.items).toEqual([]);
   });
   it('Returns array with the news feed', async () => {
@@ -92,7 +92,7 @@ describe('getNewsFeed', () => {
       },
     } as unknown as HttpSetup;
 
-    const newsFeed = await getNewsFeed({ http });
+    const newsFeed = await getNewsFeed({ http, kibanaVersion: '8.7.0' });
     expect(newsFeed.items.length).toEqual(3);
   });
 });

x-pack/plugins/observability/public/services/get_news_feed.ts

@@ -6,6 +6,7 @@
  */
 
 import type { HttpSetup } from '@kbn/core/public';
+import semverCoerce from 'semver/functions/coerce';
 
 export interface NewsItem {
   title: { en: string };
@@ -17,10 +18,27 @@ export interface NewsItem {
 interface NewsFeed {
   items: NewsItem[];
 }
+/**
+ * Removes the suffix that is sometimes appended to the Kibana version,
+ * (e.g. `8.0.0-SNAPSHOT-rc1`), which is typically only seen in non-production
+ * environments
+ */
+const removeSuffixFromVersion = (kibanaVersion?: string) =>
+  semverCoerce(kibanaVersion)?.version ?? kibanaVersion;
 
-export async function getNewsFeed({ http }: { http: HttpSetup }): Promise<NewsFeed> {
+export async function getNewsFeed({
+  http,
+  kibanaVersion,
+}: {
+  http: HttpSetup;
+  kibanaVersion: string;
+}): Promise<NewsFeed> {
   try {
-    return await http.get('https://feeds.elastic.co/observability-solution/v8.0.0.json');
+    return await http.get(
+      `https://feeds.elastic.co/observability-solution/v${removeSuffixFromVersion(
+        kibanaVersion
+      )}.json`
+    );
   } catch (e) {
     console.error('Error while fetching news feed', e);
     return { items: [] };