My Jetpack: add post-activation experiment

projects/packages/my-jetpack/_inc/components/welcome-flow/ConnectionStep.tsx

@@ -1,45 +1,43 @@
-import { Col, Button, Text, TermsOfService } from '@automattic/jetpack-components';
+import { Col, Button, Text, TermsOfService, getRedirectUrl } from '@automattic/jetpack-components';
 import { initializeExPlat, loadExperimentAssignment } from '@automattic/jetpack-explat';
 import { __ } from '@wordpress/i18n';
 import { useCallback, useContext } from 'react';
 import { NoticeContext } from '../../context/notices/noticeContext';
 import { NOTICE_SITE_CONNECTED } from '../../context/notices/noticeTemplates';
 import useProductsByOwnership from '../../data/products/use-products-by-ownership';
+import { getMyJetpackWindowInitialState } from '../../data/utils/get-my-jetpack-window-state';
 import useAnalytics from '../../hooks/use-analytics';
 import sideloadTracks from '../../utils/side-load-tracks';
 import styles from './style.module.scss';
-import type { WelcomeFlowExperiment } from '.';
-import type { Dispatch, SetStateAction } from 'react';
 
 type ConnectionStepProps = {
 	onActivateSite: ( e?: Event ) => Promise< void >;
-	onUpdateWelcomeFlowExperiment: Dispatch< SetStateAction< WelcomeFlowExperiment > >;
 	isActivating: boolean;
 };
 
 /**
  * Component that renders the Welcome banner on My Jetpack.
  *
- * @param {object}   props                               - ConnectioStepProps
- * @param {Function} props.onActivateSite                - Alias for handleRegisterSite
- * @param {Function} props.onUpdateWelcomeFlowExperiment - Updating the welcomeFlowExperiment state
- * @param {boolean}  props.isActivating                  - Alias for siteIsRegistering
+ * @param {object}   props                - ConnectioStepProps
+ * @param {Function} props.onActivateSite - Alias for handleRegisterSite
+ * @param {boolean}  props.isActivating   - Alias for siteIsRegistering
  * @return {object} The ConnectionStep component.
  */
-const ConnectionStep = ( {
-	onActivateSite,
-	onUpdateWelcomeFlowExperiment,
-	isActivating,
-}: ConnectionStepProps ) => {
+const ConnectionStep = ( { onActivateSite, isActivating }: ConnectionStepProps ) => {
 	const { recordEvent } = useAnalytics();
 	const { setNotice, resetNotice } = useContext( NoticeContext );
 
+	const { purchaseToken, siteUrl, adminUrl } = getMyJetpackWindowInitialState();
+	const redirectUri = `?redirect_uri=${ encodeURIComponent( window.location.href ) }`;
+	const connectAfterCheckoutUrl = `&connect_after_checkout=true&from_site_slug=${ siteUrl }&admin_url=${ adminUrl }`;
+	const query = `${ redirectUri }${ purchaseToken }${ connectAfterCheckoutUrl }`;
+	const jetpackPlansPath = getRedirectUrl( 'jetpack-plans', { query } );
+
 	const activationButtonLabel = __( 'Activate Jetpack in one click', 'jetpack-my-jetpack' );
 	const { refetch: refetchOwnershipData } = useProductsByOwnership();
 
 	const onConnectSiteClick = useCallback( async () => {
 		recordEvent( 'jetpack_myjetpack_welcome_banner_connect_site_click' );
-		onUpdateWelcomeFlowExperiment( state => ( { ...state, isLoading: true } ) );
 		await onActivateSite();
 
 		recordEvent( 'jetpack_myjetpack_welcome_banner_connect_site_success' );
@@ -50,23 +48,20 @@ const ConnectionStep = ( {
 			initializeExPlat();
 
 			const { variationName } = await loadExperimentAssignment(
-				'jetpack_my_jetpack_welcome_flow_display_default_recommendations_upfront_202410'
+				'jetpack_my_jetpack_recommendations_pricing_page_202411'
 			);
 
-			onUpdateWelcomeFlowExperiment( state => ( {
-				...state,
-				variation: ( variationName ?? 'control' ) as WelcomeFlowExperiment[ 'variation' ], // casting to 'control' or 'treatment'
-			} ) );
+			if ( variationName === 'treatment' ) {
+				window.location.href = jetpackPlansPath;
+			}
 		} finally {
 			resetNotice();
 			setNotice( NOTICE_SITE_CONNECTED, resetNotice );
 			refetchOwnershipData();
-
-			onUpdateWelcomeFlowExperiment( state => ( { ...state, isLoading: false } ) );
 		}
 	}, [
+		jetpackPlansPath,
 		onActivateSite,
-		onUpdateWelcomeFlowExperiment,
 		recordEvent,
 		refetchOwnershipData,
 		resetNotice,

projects/packages/my-jetpack/_inc/components/welcome-flow/index.tsx

@@ -25,11 +25,7 @@ interface Props extends PropsWithChildren {
 	setWelcomeFlowExperiment: React.Dispatch< React.SetStateAction< WelcomeFlowExperiment > >;
 }
 
-const WelcomeFlow: FC< Props > = ( {
-	welcomeFlowExperiment,
-	setWelcomeFlowExperiment,
-	children,
-} ) => {
+const WelcomeFlow: FC< Props > = ( { children } ) => {
 	const { recordEvent } = useAnalytics();
 	const { dismissWelcomeBanner } = useWelcomeBanner();
 	const { recommendedModules, submitEvaluation, saveEvaluationResult } =
@@ -134,8 +130,7 @@ const WelcomeFlow: FC< Props > = ( {
 						{ 'connection' === currentStep && (
 							<ConnectionStep
 								onActivateSite={ handleRegisterSite }
-								onUpdateWelcomeFlowExperiment={ setWelcomeFlowExperiment }
-								isActivating={ siteIsRegistering || welcomeFlowExperiment.isLoading }
+								isActivating={ siteIsRegistering }
 							/>
 						) }
 						{ 'evaluation' === currentStep && (

projects/packages/my-jetpack/global.d.ts

@@ -99,6 +99,7 @@ interface Window {
 			showFullJetpackStatsCard: boolean;
 			videoPressStats: boolean;
 		};
+		purchaseToken: string;
 		lifecycleStats: {
 			historicallyActiveModules: JetpackModule[];
 			brokenModules: {

projects/packages/my-jetpack/src/class-initializer.php

@@ -201,6 +201,28 @@ public static function can_use_analytics() {
 
 		return $tracking->should_enable_tracking( new Terms_Of_Service(), $status );
 	}
+
+	/**
+	 * Gets a purchase token that is used for Jetpack logged out visitor checkout.
+	 * The purchase token should be appended to all CTA url's that lead to checkout.
+	 *
+	 * @return string|boolean
+	 */
+	protected static function get_purchase_token() {
+		if ( ! self::current_user_can_purchase() ) {
+			return false;
+		}
+
+		$purchase_token = \Jetpack_Options::get_option( 'purchase_token', false );
+
+		if ( $purchase_token ) {
+			return $purchase_token;
+		}
+		// If the purchase token is not saved in the options table yet, then add it.
+		\Jetpack_Options::update_option( 'purchase_token', self::generate_purchase_token(), true );
+		return \Jetpack_Options::get_option( 'purchase_token', false );
+	}
+
 	/**
 	 * Enqueue admin page assets.
 	 *
@@ -265,6 +287,7 @@ public static function enqueue_scripts() {
 				'loadAddLicenseScreen'   => self::is_licensing_ui_enabled(),
 				'adminUrl'               => esc_url( admin_url() ),
 				'IDCContainerID'         => static::get_idc_container_id(),
+				'purchaseToken'          => self::get_purchase_token(),
 				'userIsAdmin'            => current_user_can( 'manage_options' ),
 				'userIsNewToJetpack'     => self::is_jetpack_user_new(),
 				'lifecycleStats'         => array(
@@ -967,4 +990,35 @@ public static function alert_if_missing_connection( array $red_bubble_slugs ) {
 
 		return $red_bubble_slugs;
 	}
+
+	/**
+	 * Generates a purchase token that is used for Jetpack logged out visitor checkout.
+	 *
+	 * @return string
+	 */
+	protected static function generate_purchase_token() {
+		return wp_generate_password( 12, false );
+	}
+
+	/**
+	 * Determine if the current user is allowed to make Jetpack purchases without
+	 * a WordPress.com account
+	 *
+	 * @return boolean True if the user can make purchases, false if not
+	 */
+	public static function current_user_can_purchase() {
+		// The site must be site-connected to Jetpack (no users connected).
+		$connection_manager = new Connection_Manager();
+
+		if ( ! $connection_manager->is_site_connection() ) {
+			return false;
+		}
+
+		// Make sure only administrators can make purchases.
+		if ( ! current_user_can( 'manage_options' ) ) {
+			return false;
+		}
+
+		return true;
+	}
 }