My Jetpack: Adding new modal interstitial

projects/packages/my-jetpack/_inc/components/product-interstitial-modal/index.tsx

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+import { Text, Button, ThemeProvider, Col, Container } from '@automattic/jetpack-components';
+import { Modal } from '@wordpress/components';
+import { __ } from '@wordpress/i18n';
+import clsx from 'clsx';
+import { useCallback, useState, type FC } from 'react';
+import styles from './style.module.scss';
+
+interface ProductInterstitialModalProps {
+	title: string;
+	hideCloseButton?: boolean;
+	triggerButton?: React.ReactNode;
+	className?: string;
+	children?: React.ReactNode;
+	secondaryColumn?: React.ReactNode;
+	additionalColumn?: React.ReactNode;
+	onOpen?: () => void;
+	onClose?: () => void;
+	onClick?: () => void;
+	secondaryButtonExternalLink?: boolean;
+	secondaryButtonHref?: string;
+	buttonDisabled?: boolean;
+	buttonExternalLink?: boolean;
+	buttonHref?: string;
+	buttonContent?: string;
+}
+
+const ProductInterstitialModal: FC< ProductInterstitialModalProps > = props => {
+	const {
+		title,
+		className,
+		children,
+		triggerButton,
+		onOpen,
+		onClose,
+		onClick,
+		buttonDisabled,
+		buttonExternalLink,
+		buttonHref,
+		buttonContent,
+		secondaryButtonExternalLink,
+		secondaryButtonHref,
+		secondaryColumn,
+		additionalColumn = false,
+	} = props;
+
+	const [ isOpen, setOpen ] = useState( false );
+	const openModal = useCallback( () => {
+		onOpen?.();
+		setOpen( true );
+	}, [ onOpen ] );
+	const closeModal = useCallback( () => {
+		onClose?.();
+		setOpen( false );
+	}, [ onClose ] );
+
+	if ( ! title || ! children || ! triggerButton ) {
+		return null;
+	}
+
+	return (
+		<>
+			<ThemeProvider>
+				{
+					// TODO: use any component as a trigger
+				 }
+				<Button variant="secondary" onClick={ openModal }>
+					{ triggerButton }
+				</Button>
+				{ isOpen && (
+					<Modal
+						onRequestClose={ closeModal }
+						className={ clsx( styles[ 'component-product-interstitial-modal' ], className ) }
+					>
+						<Container
+							className={ styles.wrapper }
+							horizontalSpacing={ 0 }
+							horizontalGap={ 1 }
+							fluid={ false }
+						>
+							{
+								// left column - always takes 33% of the width or the full with for small breakpoint
+							 }
+							<Col sm={ 4 } md={ 8 } lg={ 4 } className={ styles.primary }>
+								<div className={ styles[ 'primary-content' ] }>
+									<div className={ styles.header }>
+										<Text variant="headline-small" className={ styles.title }>
+											{ title }
+										</Text>
+									</div>
+									{ children }
+								</div>
+								<div className={ styles[ 'primary-footer' ] }>
+									<Button
+										variant="primary"
+										className={ styles[ 'action-button' ] }
+										disabled={ buttonDisabled }
+										onClick={ onClick }
+										isExternalLink={ buttonExternalLink }
+										href={ buttonHref }
+									>
+										{ buttonContent }
+									</Button>
+									<Button
+										variant="link"
+										isExternalLink={ secondaryButtonExternalLink }
+										href={ secondaryButtonHref }
+									>
+										{ __( 'Learn more', 'jetpack-my-jetpack' ) }
+									</Button>
+								</div>
+							</Col>
+							{
+								// middle column for three columns layout and the right column for two columns layout
+								// small breakpoint: takes full width
+								// medium breakpoint: ~63% of the width without the additional column or 50% of the second row with the additional column
+								// large breakpoint: 66% of the width without the additional column or 33% with the additional column
+							 }
+							<Col
+								sm={ 4 }
+								md={ additionalColumn ? 4 : 5 }
+								lg={ additionalColumn ? 4 : 8 }
+								className={ styles.secondary }
+							>
+								{ secondaryColumn }
+							</Col>
+							{
+								// additional column for three columns layout
+								// small breakpoint (max 4 cols): takes full width
+								// medium breakpoint (max 8 cols): 50% of the second row width
+								// large breakpoint (max 12 cols): 33% of the width
+								additionalColumn && (
+									<Col sm={ 4 } md={ 4 } lg={ 4 } className={ styles.additional }>
+										{ additionalColumn }
+									</Col>
+								)
+							}
+						</Container>
+					</Modal>
+				) }
+			</ThemeProvider>
+		</>
+	);
+};
+
+export default ProductInterstitialModal;

projects/packages/my-jetpack/_inc/components/product-interstitial-modal/stories/index.stories.jsx

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+import { Text, ProductPrice } from '@automattic/jetpack-components';
+import React from 'react';
+import { HashRouter, Routes, Route } from 'react-router-dom';
+import ProductInterstitialModal from '..';
+import boostImage from './boost.png';
+
+export default {
+	title: 'Packages/My Jetpack/Product Interstitial Modal',
+	component: ProductInterstitialModal,
+};
+
+const DefaultArgs = {
+	title: 'Product Interstitial Modal',
+	children: (
+		<div style={ { display: 'flex', flexDirection: 'column', gap: '1rem' } }>
+			<Text>
+				Lorem ipsum dolor <b>sit amet</b>, consectetur adipiscing elit. Cras rutrum neque odio, vel
+				viverra lectus vulputate et. Lorem ipsum dolor <b>sit amet</b>, consectetur adipiscing elit.
+				Cras rutrum neque odio, vel viverra lectus vulputate et. Lorem ipsum dolor <b>sit amet</b>,
+				consectetur adipiscing elit. Cras rutrum neque odio, vel viverra lectus vulputate et.
+			</Text>
+			<ProductPrice
+				currency="USD"
+				price={ 24.92 }
+				offPrice={ 12.42 }
+				showNotOffPrice={ true }
+				isNotConvenientPrice={ false }
+				hidePriceFraction={ false }
+				hideDiscountLabel={ false }
+				promoLabel="NEW"
+				legend="/month, paid yearly"
+			/>
+		</div>
+	),
+	triggerButton: 'Open Modal',
+	hideCloseButton: false,
+	buttonContent: 'Upgrade now',
+	secondaryColumn: <img src={ boostImage } alt="Boost" />,
+	buttonExternalLink: 'https://jetpack.com',
+};
+
+const Template = args => (
+	<HashRouter>
+		<Routes>
+			<Route path="/" element={ <ProductInterstitialModal { ...args } /> } />
+		</Routes>
+	</HashRouter>
+);
+
+export const Default = Template.bind( {} );
+
+export const WithAdditionalColumn = Template.bind( {} );
+WithAdditionalColumn.args = {
+	...DefaultArgs,
+	secondaryColumn: <div>CTA Content</div>,
+	additionalColumn: <div>Additional Column</div>,
+};
+
+Default.parameters = {};
+Default.args = DefaultArgs;

projects/packages/my-jetpack/_inc/components/product-interstitial-modal/style.module.scss

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+.component-product-interstitial-modal {
+	:global(.components-modal__header) + div {
+		height: 100%;
+	}
+}
+
+
+.wrapper {
+	height: 100%;
+}
+
+.primary {
+	display: flex;
+	flex-direction: column;
+	justify-content: space-between;
+}
+
+.primary-content {
+	display: flex;
+	flex-direction: column;
+	justify-content: space-between;
+}
+
+.primary-footer {
+	display: flex;
+	flex-direction: row;
+	justify-content: space-between;
+}
+
+.secondary {
+	max-width: 100%;
+	height: auto;
+	display: flex;
+	align-items: center;
+	justify-content: center;
+	overflow: hidden;
+
+	img {
+		max-width: 100%;
+		height: auto;
+		max-height: 100%;
+		object-fit: contain;
+		display: flex;
+		align-items: center;
+		overflow: hidden;
+	}
+}
+
+.additional {
+	display: flex;
+	flex-direction: column;
+}

projects/packages/my-jetpack/changelog/add-my-jetpack-modal-interstitial

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+Significance: minor
+Type: added
+
+Adding new modal based interstitial component.