report when search is finished (microsoft#153464)

Author: sandy081

src/vs/workbench/contrib/extensions/browser/extensionsViewlet.ts

@@ -21,7 +21,7 @@ import { InstallLocalExtensionsInRemoteAction, InstallRemoteExtensionsInLocalAct
 import { IExtensionManagementService } from 'vs/platform/extensionManagement/common/extensionManagement';
 import { IWorkbenchExtensionEnablementService, IExtensionManagementServerService, IExtensionManagementServer } from 'vs/workbench/services/extensionManagement/common/extensionManagement';
 import { ExtensionsInput } from 'vs/workbench/contrib/extensions/common/extensionsInput';
-import { ExtensionsListView, EnabledExtensionsView, DisabledExtensionsView, RecommendedExtensionsView, WorkspaceRecommendedExtensionsView, BuiltInFeatureExtensionsView, BuiltInThemesExtensionsView, BuiltInProgrammingLanguageExtensionsView, ServerInstalledExtensionsView, DefaultRecommendedExtensionsView, UntrustedWorkspaceUnsupportedExtensionsView, UntrustedWorkspacePartiallySupportedExtensionsView, VirtualWorkspaceUnsupportedExtensionsView, VirtualWorkspacePartiallySupportedExtensionsView, DefaultPopularExtensionsView, DeprecatedExtensionsView } from 'vs/workbench/contrib/extensions/browser/extensionsViews';
+import { ExtensionsListView, EnabledExtensionsView, DisabledExtensionsView, RecommendedExtensionsView, WorkspaceRecommendedExtensionsView, BuiltInFeatureExtensionsView, BuiltInThemesExtensionsView, BuiltInProgrammingLanguageExtensionsView, ServerInstalledExtensionsView, DefaultRecommendedExtensionsView, UntrustedWorkspaceUnsupportedExtensionsView, UntrustedWorkspacePartiallySupportedExtensionsView, VirtualWorkspaceUnsupportedExtensionsView, VirtualWorkspacePartiallySupportedExtensionsView, DefaultPopularExtensionsView, DeprecatedExtensionsView, SearchMarketplaceExtensionsView } from 'vs/workbench/contrib/extensions/browser/extensionsViews';
 import { IProgressService, ProgressLocation } from 'vs/platform/progress/common/progress';
 import { IEditorGroupsService } from 'vs/workbench/services/editor/common/editorGroupsService';
 import Severity from 'vs/base/common/severity';
@@ -268,7 +268,7 @@ export class ExtensionsViewletViewsContribution implements IWorkbenchContributio
 		viewDescriptors.push({
 			id: 'workbench.views.extensions.marketplace',
 			name: localize('marketPlace', "Marketplace"),
-			ctorDescriptor: new SyncDescriptor(ExtensionsListView, [{}]),
+			ctorDescriptor: new SyncDescriptor(SearchMarketplaceExtensionsView, [{}]),
 			when: ContextKeyExpr.and(ContextKeyExpr.has('searchMarketplaceExtensions')),
 		});
 

src/vs/workbench/contrib/extensions/browser/extensionsViews.ts

@@ -39,7 +39,7 @@ import { IListContextMenuEvent } from 'vs/base/browser/ui/list/list';
 import { CancellationToken } from 'vs/base/common/cancellation';
 import { IAction, Action, Separator, ActionRunner } from 'vs/base/common/actions';
 import { ExtensionIdentifier, ExtensionUntrustedWorkspaceSupportType, ExtensionVirtualWorkspaceSupportType, IExtensionDescription, isLanguagePackExtension } from 'vs/platform/extensions/common/extensions';
-import { CancelablePromise, createCancelablePromise } from 'vs/base/common/async';
+import { CancelablePromise, createCancelablePromise, ThrottledDelayer } from 'vs/base/common/async';
 import { IProductService } from 'vs/platform/product/common/productService';
 import { SeverityIcon } from 'vs/platform/severityIcon/common/severityIcon';
 import { IContextKeyService } from 'vs/platform/contextkey/common/contextkey';
@@ -1202,6 +1202,24 @@ export class DeprecatedExtensionsView extends ExtensionsListView {
 	}
 }
 
+export class SearchMarketplaceExtensionsView extends ExtensionsListView {
+
+	private readonly reportSearchFinishedDelayer = this._register(new ThrottledDelayer(2000));
+	private searchWaitPromise: Promise<void> = Promise.resolve();
+
+	override async show(query: string): Promise<IPagedModel<IExtension>> {
+		const queryPromise = super.show(query);
+		this.reportSearchFinishedDelayer.trigger(() => this.reportSearchFinished());
+		this.searchWaitPromise = queryPromise.then(null, null);
+		return queryPromise;
+	}
+
+	private async reportSearchFinished(): Promise<void> {
+		await this.searchWaitPromise;
+		this.telemetryService.publicLog2('extensionsView:MarketplaceSearchFinished');
+	}
+}
+
 export class DefaultRecommendedExtensionsView extends ExtensionsListView {
 	private readonly recommendedExtensionsQuery = '@recommended:all';