add ContextConsumer to get instance of NotificationService

src/Umbraco.Web.UI.Client/src/core/controllers/resource.controller.ts

@@ -2,24 +2,37 @@
 import { ReactiveController, ReactiveControllerHost } from 'lit';
 import { ApiError, CancelablePromise, ProblemDetails } from '@umbraco-cms/backend-api';
 import { UmbNotificationOptions, UmbNotificationDefaultData, UmbNotificationService } from '@umbraco-cms/services';
+import { UmbContextConsumer } from '@umbraco-cms/context-api';
 
 export class UmbResourceController implements ReactiveController {
 	host: ReactiveControllerHost;
 
 	#promises: Promise<any>[] = [];
 
+	#notificationConsumer: UmbContextConsumer;
+
 	#notificationService?: UmbNotificationService;
 
 	constructor(host: ReactiveControllerHost) {
 		(this.host = host).addController(this);
+
+		this.#notificationConsumer = new UmbContextConsumer(
+			host as unknown as EventTarget,
+			'umbNotificationService',
+			(_instance: UmbNotificationService) => {
+				this.#notificationService = _instance;
+			}
+		);
 	}
 
 	hostConnected() {
 		this.#promises.length = 0;
+		this.#notificationConsumer.attach();
 	}
 
 	hostDisconnected() {
 		this.cancelAllResources();
+		this.#notificationConsumer.detach();
 	}
 
 	addResource(promise: Promise<any>): void {