Add telemetry to custom provider endpoints (#24229)

* add telemetry to custom provider endpoints

* add reload ads telemetry

* change import

* add telemetry error event

* use vscode getpackageinfo

* remove getpackageinfo, fix semicolon

* use enum for telemetry message

* add enum, use error object instead of message for telemetry

extensions/azurecore/src/telemetry.ts

@@ -0,0 +1,25 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the Source EULA. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+import * as vscode from 'vscode';
+import AdsTelemetryReporter from '@microsoft/ads-extension-telemetry';
+import { IPackageInfo } from './utils';
+import * as Constants from './constants';
+
+
+const packageInfo = vscode.extensions.getExtension(Constants.PackageName)?.packageJSON as IPackageInfo | undefined;
+
+/* eslint-disable @typescript-eslint/no-unsafe-assignment */
+export const TelemetryReporter = new AdsTelemetryReporter<TelemetryViews, TelemetryAction>(packageInfo!.name, packageInfo!.version, packageInfo!.aiKey);
+
+export enum TelemetryViews {
+	AzureCore = 'AzureCore'
+}
+
+export enum TelemetryAction {
+	LoadCustomEndpointsError = 'LoadCustomEndpointsError',
+	LoadCustomEndpointsSuccess = 'LoadCustomEndpointsSuccess',
+	ReloadAdsCustomEndpoints = 'ReloadAdsCustomEndpoints'
+}