Remove post-installation redirect for integrations (#103179) (#103473)

When installation integrations via the browse -> add integration flow in
the integrations UI, we will no longer redirect the user back to the
integration details page.

Closes #100978

Co-authored-by: Kibana Machine <[email protected]>

Co-authored-by: Kyle Pollich <[email protected]>

x-pack/plugins/fleet/public/applications/integrations/sections/epm/screens/detail/index.tsx

@@ -6,7 +6,7 @@
  */
 import type { ReactEventHandler } from 'react';
 import React, { useCallback, useEffect, useMemo, useState } from 'react';
-import { Redirect, Route, Switch, useLocation, useParams, useHistory } from 'react-router-dom';
+import { Redirect, Route, Switch, useLocation, useParams } from 'react-router-dom';
 import styled from 'styled-components';
 import {
   EuiBetaBadge,
@@ -31,24 +31,15 @@ import {
   useBreadcrumbs,
   useStartServices,
 } from '../../../../hooks';
-import {
-  PLUGIN_ID,
-  INTEGRATIONS_PLUGIN_ID,
-  INTEGRATIONS_ROUTING_PATHS,
-  pagePathGetters,
-} from '../../../../constants';
+import { PLUGIN_ID, INTEGRATIONS_ROUTING_PATHS, pagePathGetters } from '../../../../constants';
 import {
   useCapabilities,
   useGetPackageInfoByKey,
   useLink,
   useAgentPolicyContext,
 } from '../../../../hooks';
 import { pkgKeyFromPackageInfo } from '../../../../services';
-import type {
-  CreatePackagePolicyRouteState,
-  DetailViewPanelName,
-  PackageInfo,
-} from '../../../../types';
+import type { DetailViewPanelName, PackageInfo } from '../../../../types';
 import { InstallStatus } from '../../../../types';
 import { Error, Loading } from '../../../../components';
 import type { WithHeaderLayoutProps } from '../../../../layouts';
@@ -89,8 +80,7 @@ export function Detail() {
   const { pkgkey, panel } = useParams<DetailParams>();
   const { getHref } = useLink();
   const hasWriteCapabilites = useCapabilities().write;
-  const history = useHistory();
-  const { pathname, search, hash } = useLocation();
+  const { search } = useLocation();
   const queryParams = useMemo(() => new URLSearchParams(search), [search]);
   const integration = useMemo(() => queryParams.get('integration'), [queryParams]);
   const services = useStartServices();
@@ -212,66 +202,19 @@ export function Detail() {
     (ev) => {
       ev.preventDefault();
 
-      // The object below, given to `createHref` is explicitly accessing keys of `location` in order
-      // to ensure that dependencies to this `useCallback` is set correctly (because `location` is mutable)
-      const currentPath = history.createHref({
-        pathname,
-        search,
-        hash,
-      });
-
       const path = pagePathGetters.add_integration_to_policy({
         pkgkey,
         ...(integration ? { integration } : {}),
         ...(agentPolicyIdFromContext ? { agentPolicyId: agentPolicyIdFromContext } : {}),
       })[1];
 
-      let redirectToPath: CreatePackagePolicyRouteState['onSaveNavigateTo'] &
-        CreatePackagePolicyRouteState['onCancelNavigateTo'];
-
-      if (agentPolicyIdFromContext) {
-        redirectToPath = [
-          PLUGIN_ID,
-          {
-            path: `#${
-              pagePathGetters.policy_details({
-                policyId: agentPolicyIdFromContext,
-              })[1]
-            }`,
-          },
-        ];
-      } else {
-        redirectToPath = [
-          INTEGRATIONS_PLUGIN_ID,
-          {
-            path: currentPath,
-          },
-        ];
-      }
-
-      const redirectBackRouteState: CreatePackagePolicyRouteState = {
-        onSaveNavigateTo: redirectToPath,
-        onCancelNavigateTo: redirectToPath,
-        onCancelUrl: currentPath,
-      };
-
       services.application.navigateToApp(PLUGIN_ID, {
         // Necessary because of Fleet's HashRouter. Can be changed when
         // https://github.com/elastic/kibana/issues/96134 is resolved
         path: `#${path}`,
-        state: redirectBackRouteState,
       });
     },
-    [
-      history,
-      hash,
-      pathname,
-      search,
-      pkgkey,
-      integration,
-      services.application,
-      agentPolicyIdFromContext,
-    ]
+    [pkgkey, integration, services.application, agentPolicyIdFromContext]
   );
 
   const headerRightContent = useMemo(