woocommerce/plugins/woocommerce-blocks/assets/js/blocks/featured-items/with-api-error.tsx

/**
 * External dependencies
 */
import ErrorPlaceholder, {
	ErrorObject,
} from '@woocommerce/editor-components/error-placeholder';
import type { Block } from '@wordpress/blocks';
import { ComponentType } from 'react';

/**
 * Internal dependencies
 */
import { BLOCK_NAMES } from './constants';
import { getClassPrefixFromName } from './utils';

interface APIErrorRequiredProps {
	error: ErrorObject;
	isLoading: boolean;
	name: string;
}

interface APIErrorProductProps extends APIErrorRequiredProps {
	getCategory: never;
	getProduct(): void;
}

interface APIErrorCategoryProps extends APIErrorRequiredProps {
	getCategory(): void;
	getProduct: never;
}

type APIErrorProps< T extends Block > =
	| ( T & APIErrorProductProps )
	| ( T & APIErrorCategoryProps );

export const withApiError = < T extends Block >(
	Component: ComponentType< T >
) => ( props: APIErrorProps< T > ) => {
	const { error, isLoading, name } = props;

	const className = getClassPrefixFromName( name );
	const onRetry =
		name === BLOCK_NAMES.featuredCategory
			? props.getCategory
			: props.getProduct;

	if ( error ) {
		return (
			<ErrorPlaceholder
				className={ `${ className }-error` }
				error={ error }
				isLoading={ isLoading }
				onRetry={ onRetry }
			/>
		);
	}

	return <Component { ...props } />;
};