chore: ECE copy for tokenized cart implementation

changelog/chore-copy-of-express-checkout-ece-for-tokenized-feature-flag

@@ -0,0 +1,5 @@
+Significance: patch
+Type: add
+Comment: chore: create copy of ECE for tokenized cart feature flag
+
+

client/checkout/blocks/index.js

@@ -22,7 +22,10 @@ import {
 	expressCheckoutElementApplePay,
 	expressCheckoutElementGooglePay,
 } from '../../express-checkout/blocks';
-import tokenizedCartPaymentRequestPaymentMethod from '../../tokenized-payment-request/blocks';
+import {
+	tokenizedExpressCheckoutElementApplePay,
+	tokenizedExpressCheckoutElementGooglePay,
+} from 'wcpay/tokenized-express-checkout/blocks';
 
 import {
 	PAYMENT_METHOD_NAME_CARD,
@@ -162,7 +165,10 @@ if ( getUPEConfig( 'isWooPayEnabled' ) ) {
 if ( getUPEConfig( 'isPaymentRequestEnabled' ) ) {
 	if ( getUPEConfig( 'isTokenizedCartEceEnabled' ) ) {
 		registerExpressPaymentMethod(
-			tokenizedCartPaymentRequestPaymentMethod( api )
+			tokenizedExpressCheckoutElementApplePay( api )
+		);
+		registerExpressPaymentMethod(
+			tokenizedExpressCheckoutElementGooglePay( api )
 		);
 	} else {
 		registerExpressPaymentMethod( expressCheckoutElementApplePay( api ) );

client/tokenized-express-checkout/blocks/components/express-checkout-component.js

@@ -0,0 +1,154 @@
+/**
+ * External dependencies
+ */
+import { ExpressCheckoutElement } from '@stripe/react-stripe-js';
+/**
+ * Internal dependencies
+ */
+import {
+	shippingAddressChangeHandler,
+	shippingRateChangeHandler,
+} from '../../event-handlers';
+import { useExpressCheckout } from '../hooks/use-express-checkout';
+import { PAYMENT_METHOD_NAME_EXPRESS_CHECKOUT_ELEMENT } from 'wcpay/checkout/constants';
+
+const getPaymentMethodsOverride = ( enabledPaymentMethod ) => {
+	const allDisabled = {
+		amazonPay: 'never',
+		applePay: 'never',
+		googlePay: 'never',
+		link: 'never',
+		paypal: 'never',
+	};
+
+	const enabledParam = [ 'applePay', 'googlePay' ].includes(
+		enabledPaymentMethod
+	)
+		? 'always'
+		: 'auto';
+
+	return {
+		paymentMethods: {
+			...allDisabled,
+			[ enabledPaymentMethod ]: enabledParam,
+		},
+	};
+};
+
+// Visual adjustments to horizontally align the buttons.
+const adjustButtonHeights = ( buttonOptions, expressPaymentMethod ) => {
+	// Apple Pay has a nearly imperceptible height difference. We increase it by 1px here.
+	if ( buttonOptions.buttonTheme.applePay === 'black' ) {
+		if ( expressPaymentMethod === 'applePay' ) {
+			buttonOptions.buttonHeight = buttonOptions.buttonHeight + 0.4;
+		}
+	}
+
+	// GooglePay with the white theme has a 2px height difference due to its border.
+	if (
+		expressPaymentMethod === 'googlePay' &&
+		buttonOptions.buttonTheme.googlePay === 'white'
+	) {
+		buttonOptions.buttonHeight = buttonOptions.buttonHeight - 2;
+	}
+
+	// Clamp the button height to the allowed range 40px to 55px.
+	buttonOptions.buttonHeight = Math.max(
+		40,
+		Math.min( buttonOptions.buttonHeight, 55 )
+	);
+	return buttonOptions;
+};
+
+/**
+ * ExpressCheckout express payment method component.
+ *
+ * @param {Object} props PaymentMethodProps.
+ *
+ * @return {ReactNode} Stripe Elements component.
+ */
+const ExpressCheckoutComponent = ( {
+	api,
+	billing,
+	shippingData,
+	setExpressPaymentError,
+	onClick,
+	onClose,
+	expressPaymentMethod = '',
+	buttonAttributes,
+	isPreview = false,
+} ) => {
+	const {
+		buttonOptions,
+		onButtonClick,
+		onConfirm,
+		onReady,
+		onCancel,
+		elements,
+	} = useExpressCheckout( {
+		api,
+		billing,
+		shippingData,
+		onClick,
+		onClose,
+		setExpressPaymentError,
+	} );
+	const onClickHandler = ! isPreview ? onButtonClick : () => {};
+	const onShippingAddressChange = ( event ) =>
+		shippingAddressChangeHandler( api, event, elements );
+
+	const onShippingRateChange = ( event ) =>
+		shippingRateChangeHandler( api, event, elements );
+
+	const onElementsReady = ( event ) => {
+		const paymentMethodContainer = document.getElementById(
+			`express-payment-method-${ PAYMENT_METHOD_NAME_EXPRESS_CHECKOUT_ELEMENT }_${ expressPaymentMethod }`
+		);
+
+		const availablePaymentMethods = event.availablePaymentMethods || {};
+
+		if (
+			paymentMethodContainer &&
+			! availablePaymentMethods[ expressPaymentMethod ]
+		) {
+			paymentMethodContainer.remove();
+		}
+
+		// Any actions that WooPayments needs to perform.
+		onReady( event );
+	};
+
+	// The Cart & Checkout blocks provide unified styles across all buttons,
+	// which should override the extension specific settings.
+	const withBlockOverride = () => {
+		const override = {};
+		if ( typeof buttonAttributes !== 'undefined' ) {
+			override.buttonHeight = Number( buttonAttributes.height );
+		}
+		return {
+			...buttonOptions,
+			...override,
+		};
+	};
+
+	return (
+		<ExpressCheckoutElement
+			options={ {
+				...withBlockOverride( buttonOptions ),
+				...adjustButtonHeights(
+					withBlockOverride( buttonOptions ),
+					expressPaymentMethod
+				),
+				...getPaymentMethodsOverride( expressPaymentMethod ),
+			} }
+			onClick={ onClickHandler }
+			onConfirm={ onConfirm }
+			onReady={ onElementsReady }
+			onCancel={ onCancel }
+			onShippingAddressChange={ onShippingAddressChange }
+			onShippingRateChange={ onShippingRateChange }
+		/>
+	);
+};
+
+export default ExpressCheckoutComponent;

client/tokenized-express-checkout/blocks/components/express-checkout-container.js

@@ -0,0 +1,42 @@
+/**
+ * External dependencies
+ */
+import { useMemo } from 'react';
+import { Elements } from '@stripe/react-stripe-js';
+
+/**
+ * Internal dependencies
+ */
+import ExpressCheckoutComponent from './express-checkout-component';
+import {
+	getExpressCheckoutButtonAppearance,
+	getExpressCheckoutData,
+} from 'wcpay/express-checkout/utils';
+import '../express-checkout-element.scss';
+
+const ExpressCheckoutContainer = ( props ) => {
+	const { api, billing, buttonAttributes, isPreview } = props;
+
+	const stripePromise = useMemo( () => {
+		return api.loadStripeForExpressCheckout();
+	}, [ api ] );
+
+	const options = {
+		mode: 'payment',
+		paymentMethodCreation: 'manual',
+		amount: ! isPreview ? billing.cartTotal.value : 10,
+		currency: ! isPreview ? billing.currency.code.toLowerCase() : 'usd',
+		appearance: getExpressCheckoutButtonAppearance( buttonAttributes ),
+		locale: getExpressCheckoutData( 'stripe' )?.locale ?? 'en',
+	};
+
+	return (
+		<div style={ { minHeight: '40px' } }>
+			<Elements stripe={ stripePromise } options={ options }>
+				<ExpressCheckoutComponent { ...props } />
+			</Elements>
+		</div>
+	);
+};
+
+export default ExpressCheckoutContainer;

client/tokenized-express-checkout/blocks/components/express-checkout-preview.js

@@ -0,0 +1,108 @@
+/**
+ * External dependencies
+ */
+import { useState } from 'react';
+import { Elements, ExpressCheckoutElement } from '@stripe/react-stripe-js';
+import { __ } from '@wordpress/i18n';
+
+/**
+ * Internal dependencies
+ */
+import InlineNotice from 'components/inline-notice';
+import { getDefaultBorderRadius } from 'wcpay/utils/express-checkout';
+
+export const ExpressCheckoutPreviewComponent = ( {
+	stripe,
+	buttonType,
+	theme,
+	height,
+	radius,
+} ) => {
+	const [ canRenderButtons, setCanRenderButtons ] = useState( true );
+
+	const options = {
+		mode: 'payment',
+		amount: 1000,
+		currency: 'usd',
+		appearance: {
+			variables: {
+				borderRadius: `${ radius ?? getDefaultBorderRadius() }px`,
+				spacingUnit: '6px',
+			},
+		},
+	};
+
+	const mapThemeConfigToButtonTheme = ( paymentMethod, buttonTheme ) => {
+		switch ( buttonTheme ) {
+			case 'dark':
+				return 'black';
+			case 'light':
+				return 'white';
+			case 'light-outline':
+				if ( paymentMethod === 'googlePay' ) {
+					return 'white';
+				}
+
+				return 'white-outline';
+			default:
+				return 'black';
+		}
+	};
+
+	const type = buttonType === 'default' ? 'plain' : buttonType;
+
+	const buttonOptions = {
+		buttonHeight: Math.min( Math.max( height, 40 ), 55 ),
+		buttonTheme: {
+			googlePay: mapThemeConfigToButtonTheme( 'googlePay', theme ),
+			applePay: mapThemeConfigToButtonTheme( 'applePay', theme ),
+		},
+		buttonType: {
+			googlePay: type,
+			applePay: type,
+		},
+		paymentMethods: {
+			link: 'never',
+			googlePay: 'always',
+			applePay: 'always',
+		},
+		layout: { overflow: 'never' },
+	};
+
+	const onReady = ( { availablePaymentMethods } ) => {
+		if ( availablePaymentMethods ) {
+			setCanRenderButtons( true );
+		} else {
+			setCanRenderButtons( false );
+		}
+	};
+
+	if ( canRenderButtons ) {
+		return (
+			<div
+				key={ `${ buttonType }-${ theme }` }
+				style={ { minHeight: `${ height }px`, width: '100%' } }
+			>
+				<Elements stripe={ stripe } options={ options }>
+					<ExpressCheckoutElement
+						options={ buttonOptions }
+						onClick={ () => {} }
+						onReady={ onReady }
+					/>
+				</Elements>
+			</div>
+		);
+	}
+
+	return (
+		<InlineNotice icon status="error" isDismissible={ false }>
+			{ __(
+				'Failed to preview the Apple Pay or Google Pay button. ' +
+					'Ensure your store uses HTTPS on a publicly available domain ' +
+					"and you're viewing this page in a Safari or Chrome browser. " +
+					'Your device must be configured to use Apple Pay or Google Pay.',
+				'woocommerce-payments'
+			) }
+		</InlineNotice>
+	);
+};

client/tokenized-express-checkout/blocks/express-checkout-element.scss

@@ -0,0 +1,23 @@
+// Cart Block
+.wc-block-components-express-payment--cart {
+	.wc-block-components-express-payment__event-buttons > li {
+		padding-bottom: 12px !important;
+
+		&:last-child {
+			padding-bottom: 0 !important;
+		}
+	}
+}
+
+// OR separator
+.wc-block-components-express-payment-continue-rule--cart {
+	margin: 24px 0 !important;
+	height: 20px;
+}
+
+.wc-block-components-express-payment
+	.wc-block-components-express-payment__event-buttons
+	> li {
+	margin-left: 1px !important;
+	width: 99% !important;
+}