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File Content: `StoreTitle.php`

<?php

declare( strict_types = 1 );

namespace Automattic\WooCommerce\Admin\API\AI;

use Automattic\WooCommerce\Blocks\AI\Connection;
use WP_Error;
use WP_REST_Request;
use WP_REST_Response;

defined( 'ABSPATH' ) || exit;

/**
 * Store Title controller
 *
 * @internal
 */
class StoreTitle extends AIEndpoint {
	/**
	 * The store title option name.
	 *
	 * @var string
	 */
	const STORE_TITLE_OPTION_NAME = 'blogname';

	/**
	 * The AI generated store title option name.
	 *
	 * @var string
	 */
	const AI_STORE_TITLE_OPTION_NAME = 'ai_generated_site_title';

	/**
	 * The default store title.
	 *
	 * @var string
	 */
	const DEFAULT_TITLE = 'Site Title';

	/**
	 * Endpoint.
	 *
	 * @var string
	 */
	protected $endpoint = 'store-title';

	/**
	 * Register routes.
	 */
	public function register_routes() {
		$this->register(
			array(
				array(
					'methods'             => \WP_REST_Server::CREATABLE,
					'callback'            => array( $this, 'update_store_title' ),
					'permission_callback' => array( Middleware::class, 'is_authorized' ),
					'args'                => array(
						'business_description' => array(
							'description' => __( 'The business description for a given store.', 'woocommerce' ),
							'type'        => 'string',
						),
					),
				),
				'schema' => array( $this, 'get_schema' ),
			)
		);
	}

	/**
	 * Update the store title powered by AI.
	 *
	 * @param  WP_REST_Request $request Request object.
	 *
	 * @return WP_Error|WP_REST_Response
	 */
	public function update_store_title( $request ) {

		$business_description = $request->get_param( 'business_description' );

		if ( ! $business_description ) {
			return new WP_Error(
				'invalid_business_description',
				__( 'Invalid business description.', 'woocommerce' )
			);
		}

		$store_title                 = html_entity_decode( get_option( self::STORE_TITLE_OPTION_NAME, '' ) );
		$previous_ai_generated_title = html_entity_decode( get_option( self::AI_STORE_TITLE_OPTION_NAME, '' ) );

		if ( strtolower( trim( self::DEFAULT_TITLE ) ) === strtolower( trim( $store_title ) ) || ( ! empty( $store_title ) && $previous_ai_generated_title !== $store_title ) ) {
			return rest_ensure_response( array( 'ai_content_generated' => false ) );
		}

		$ai_generated_title = $this->generate_ai_title( $business_description );
		if ( is_wp_error( $ai_generated_title ) ) {
			return $ai_generated_title;
		}

		update_option( self::AI_STORE_TITLE_OPTION_NAME, $ai_generated_title );
		update_option( self::STORE_TITLE_OPTION_NAME, $ai_generated_title );

		return rest_ensure_response(
			array(
				'ai_content_generated' => true,
			)
		);
	}


	/**
	 * Generate the store title powered by AI.
	 *
	 * @param string $business_description The business description for a given store.
	 *
	 * @return string|WP_Error|WP_REST_Response The store title generated by AI.
	 */
	private function generate_ai_title( $business_description ) {
		$ai_connection = new Connection();

		$site_id = $ai_connection->get_site_id();
		if ( is_wp_error( $site_id ) ) {
			return $site_id;
		}

		$token = $ai_connection->get_jwt_token( $site_id );
		if ( is_wp_error( $token ) ) {
			return $token;
		}

		$prompt = "Generate a store title for a store that has the following: '$business_description'. The length of the title should be 1 and 3 words. The result should include only the store title without any other explanation, number or punctuation marks";

		$ai_response = $ai_connection->fetch_ai_response( $token, $prompt );
		if ( is_wp_error( $ai_response ) ) {
			return $ai_response;
		}

		if ( ! isset( $ai_response['completion'] ) ) {
			return '';
		}

		return $ai_response['completion'];
	}

	/**
	 * Get the Business Description response.
	 *
	 * @return array
	 */
	public function get_schema() {
		return array(
			'ai_content_generated' => true,
		);
	}
}
Name	Size	Permission
AIEndpoint.php	853 bytes	0644
BusinessDescription.php	1779 bytes	0644
Images.php	2302 bytes	0644
Middleware.php	1383 bytes	0644
Patterns.php	2536 bytes	0644
Product.php	2157 bytes	0644
StoreInfo.php	1582 bytes	0644
StoreTitle.php	3844 bytes	0644
File Content: StoreTitle.php

File Content: `StoreTitle.php`
