/*---------------------------------------------------------------------------------------------
 *  Copyright (c) Microsoft Corporation. All rights reserved.
 *  Licensed under the MIT License. See License.txt in the project root for license information.
 *--------------------------------------------------------------------------------------------*/

import { Registry } from 'vs/platform/registry/common/platform';
import { Extensions as WorkbenchExtensions, IWorkbenchContributionsRegistry, IWorkbenchContribution } from 'vs/workbench/common/contributions';
import { LifecyclePhase, ILifecycleService } from 'vs/platform/lifecycle/common/lifecycle';
import { ITelemetryService } from 'vs/platform/telemetry/common/telemetry';
import { IWorkspaceContextService, WorkbenchState } from 'vs/platform/workspace/common/workspace';
import { IActivityService } from 'vs/workbench/services/activity/common/activity';
import { IEditorService } from 'vs/workbench/services/editor/common/editorService';
import { IKeybindingService } from 'vs/platform/keybinding/common/keybinding';
import { IWorkbenchThemeService } from 'vs/workbench/services/themes/common/workbenchThemeService';
import { IWindowService } from 'vs/platform/windows/common/windows';
import { language } from 'vs/base/common/platform';
import { Disposable } from 'vs/base/common/lifecycle';
import ErrorTelemetry from 'vs/platform/telemetry/browser/errorTelemetry';
import { configurationTelemetry } from 'vs/platform/telemetry/common/telemetryUtils';
import { IConfigurationService } from 'vs/platform/configuration/common/configuration';
import { IViewletService } from 'vs/workbench/services/viewlet/browser/viewlet';

export class TelemetryContribution extends Disposable implements IWorkbenchContribution {

	constructor(
		@ITelemetryService telemetryService: ITelemetryService,
		@IWorkspaceContextService contextService: IWorkspaceContextService,
		@IActivityService activityService: IActivityService,
		@ILifecycleService lifecycleService: ILifecycleService,
		@IEditorService editorService: IEditorService,
		@IKeybindingService keybindingsService: IKeybindingService,
		@IWorkbenchThemeService themeService: IWorkbenchThemeService,
		@IWindowService windowService: IWindowService,
		@IConfigurationService configurationService: IConfigurationService,
		@IViewletService viewletService: IViewletService
	) {
		super();

		const { filesToOpen, filesToCreate, filesToDiff } = windowService.getConfiguration();
		const activeViewlet = viewletService.getActiveViewlet();

		/* __GDPR__
			"workspaceLoad" : {
				"userAgent" : { "classification": "SystemMetaData", "purpose": "FeatureInsight" },
				"windowSize.innerHeight": { "classification": "SystemMetaData", "purpose": "FeatureInsight", "isMeasurement": true },
				"windowSize.innerWidth": { "classification": "SystemMetaData", "purpose": "FeatureInsight", "isMeasurement": true },
				"windowSize.outerHeight": { "classification": "SystemMetaData", "purpose": "FeatureInsight", "isMeasurement": true },
				"windowSize.outerWidth": { "classification": "SystemMetaData", "purpose": "FeatureInsight", "isMeasurement": true },
				"emptyWorkbench": { "classification": "SystemMetaData", "purpose": "FeatureInsight", "isMeasurement": true },
				"workbench.filesToOpen": { "classification": "SystemMetaData", "purpose": "FeatureInsight", "isMeasurement": true },
				"workbench.filesToCreate": { "classification": "SystemMetaData", "purpose": "FeatureInsight", "isMeasurement": true },
				"workbench.filesToDiff": { "classification": "SystemMetaData", "purpose": "FeatureInsight", "isMeasurement": true },
				"customKeybindingsCount": { "classification": "SystemMetaData", "purpose": "FeatureInsight", "isMeasurement": true },
				"theme": { "classification": "SystemMetaData", "purpose": "FeatureInsight" },
				"language": { "classification": "SystemMetaData", "purpose": "BusinessInsight" },
				"pinnedViewlets": { "classification": "SystemMetaData", "purpose": "FeatureInsight" },
				"restoredViewlet": { "classification": "SystemMetaData", "purpose": "FeatureInsight" },
				"restoredEditors": { "classification": "SystemMetaData", "purpose": "FeatureInsight", "isMeasurement": true },
				"pinnedViewlets": { "classification": "SystemMetaData", "purpose": "FeatureInsight" },
				"startupKind": { "classification": "SystemMetaData", "purpose": "FeatureInsight", "isMeasurement": true }
			}
		*/
		telemetryService.publicLog('workspaceLoad', {
			userAgent: navigator.userAgent,
			windowSize: { innerHeight: window.innerHeight, innerWidth: window.innerWidth, outerHeight: window.outerHeight, outerWidth: window.outerWidth },
			emptyWorkbench: contextService.getWorkbenchState() === WorkbenchState.EMPTY,
			'workbench.filesToOpen': filesToOpen && filesToOpen.length || 0,
			'workbench.filesToCreate': filesToCreate && filesToCreate.length || 0,
			'workbench.filesToDiff': filesToDiff && filesToDiff.length || 0,
			customKeybindingsCount: keybindingsService.customKeybindingsCount(),
			theme: themeService.getColorTheme().id,
			language,
			pinnedViewlets: activityService.getPinnedViewletIds(),
			restoredViewlet: activeViewlet ? activeViewlet.getId() : undefined,
			restoredEditors: editorService.visibleEditors.length,
			startupKind: lifecycleService.startupKind
		});

		// Error Telemetry
		this._register(new ErrorTelemetry(telemetryService));

		// Configuration Telemetry
		this._register(configurationTelemetry(telemetryService, configurationService));

		// Lifecycle
		this._register(lifecycleService.onShutdown(() => this.dispose()));
	}
}

Registry.as<IWorkbenchContributionsRegistry>(WorkbenchExtensions.Workbench).registerWorkbenchContribution(TelemetryContribution, LifecyclePhase.Restored);