From 6b37eaeff0e024ab0398fc726e51fc4f1d5e8aae Mon Sep 17 00:00:00 2001
From: Phillip Burch <phillip.burch@live.com>
Date: Wed, 18 Aug 2021 11:43:37 -0500
Subject: [PATCH] Remove angular dep from legacy shims

---
 .../plugins/monitoring/public/legacy_shims.ts  |  8 +++++---
 x-pack/plugins/monitoring/public/plugin.ts     | 18 ++++++++++++++++++
 2 files changed, 23 insertions(+), 3 deletions(-)

diff --git a/x-pack/plugins/monitoring/public/legacy_shims.ts b/x-pack/plugins/monitoring/public/legacy_shims.ts
index 1d897b710d7fa..46c4212e350e2 100644
--- a/x-pack/plugins/monitoring/public/legacy_shims.ts
+++ b/x-pack/plugins/monitoring/public/legacy_shims.ts
@@ -37,10 +37,12 @@ export interface KFetchKibanaOptions {
   prependBasePath?: boolean;
 }
 
+const angularNoop = () => { throw new Error('Angular has been removed.') }
+
 export interface IShims {
   toastNotifications: CoreStart['notifications']['toasts'];
   capabilities: CoreStart['application']['capabilities'];
-  getAngularInjector: () => angular.auto.IInjectorService;
+  getAngularInjector: typeof angularNoop | (() => angular.auto.IInjectorService);
   getBasePath: () => string;
   getInjected: (name: string, defaultValue?: unknown) => unknown;
   breadcrumbs: {
@@ -78,12 +80,12 @@ export class Legacy {
       usageCollection,
       appMountParameters,
     }: MonitoringStartPluginDependencies,
-    ngInjector: angular.auto.IInjectorService
+    ngInjector?: angular.auto.IInjectorService
   ) {
     this._shims = {
       toastNotifications: core.notifications.toasts,
       capabilities: core.application.capabilities,
-      getAngularInjector: (): angular.auto.IInjectorService => ngInjector,
+      getAngularInjector: ngInjector ? (): angular.auto.IInjectorService => ngInjector : angularNoop,
       getBasePath: (): string => core.http.basePath.get(),
       getInjected: (name: string, defaultValue?: unknown): string | unknown =>
         core.injectedMetadata.getInjectedVar(name, defaultValue),
diff --git a/x-pack/plugins/monitoring/public/plugin.ts b/x-pack/plugins/monitoring/public/plugin.ts
index 710b453e7f21e..0868ca2abcabd 100644
--- a/x-pack/plugins/monitoring/public/plugin.ts
+++ b/x-pack/plugins/monitoring/public/plugin.ts
@@ -6,6 +6,7 @@
  */
 
 import { i18n } from '@kbn/i18n';
+import { Legacy } from './legacy_shims';
 import {
   App,
   AppMountParameters,
@@ -65,6 +66,7 @@ export class MonitoringPlugin
     if (!monitoring.ui.enabled || !monitoring.enabled) {
       return false;
     }
+    
 
     if (home) {
       home.featureCatalogue.register({
@@ -108,6 +110,22 @@ export class MonitoringPlugin
           appMountParameters: params,
         };
 
+        Legacy.init(
+          {
+            core: deps.core,
+            element: deps.element,
+            data: deps.data,
+            navigation: deps.navigation,
+            isCloud: deps.isCloud,
+            pluginInitializerContext: deps.pluginInitializerContext,
+            externalConfig: deps.externalConfig,
+            kibanaLegacy: deps.kibanaLegacy,
+            triggersActionsUi: deps.triggersActionsUi,
+            usageCollection: deps.usageCollection,
+            appMountParameters: deps.appMountParameters,
+          }
+        );
+
         const monitoringApp = new AngularApp(deps);
         const removeHistoryListener = params.history.listen((location) => {
           if (location.pathname === '' && location.hash === '') {