.0
	 * @access public
	 *
	 * @todo Move & refactor the reCAPTCHA validation to a separate handler similar to Mailchimp_Handler.
	 *
	 * @param object $ajax_handler Ajax handler instance.
	 * @param object $field The field data.
	 */
	public static function validate( $ajax_handler, $field ) {
		$secret_key = get_option( 'elementor_raven_recaptcha_secret_key' );

		if ( ! empty( $_POST['g-recaptcha-response'] ) ) { // phpcs:ignore
			$response = wp_remote_post( 'https://www.google.com/recaptcha/api/siteverify', [
				'body' => [
					'secret' => $secret_key,
					'response' => wp_unslash( $_POST['g-recaptcha-response'] ), // phpcs:ignore
				],
			] );

			if ( is_wp_error( $response ) ) {
				return $ajax_handler
					->add_response( 'errors', $response->get_error_message(), $field['_id'] )
					->set_success( false );
			}

			$response_code = wp_remote_retrieve_response_code( $response );

			if ( 200 !== $response_code ) {
				$error = wp_remote_retrieve_response_message( $response );

				return $ajax_handler
					->add_response( 'errors', $error, $field['_id'] )
					->set_success( false );
			}

			$response_body = wp_remote_retrieve_body( $response );
			$response_body = json_decode( $response_body, true );

			$error_codes = [
				'missing-input-secret' => __( 'The secret parameter is missing.', 'jupiterx-core' ),
				'invalid-input-secret' => __( 'The secret parameter is invalid or malformed.', 'jupiterx-core' ),
				'missing-input-response' => __( 'The response parameter is missing.', 'jupiterx-core' ),
				'invalid-input-response' => __( 'The response parameter is invalid or malformed.', 'jupiterx-core' ),
				'bad-request' => __( 'The request is invalid or malformed.', 'jupiterx-core' ),
			];

			if ( true === $response_body['success'] ) {
				return;
			}

			$error = $error_codes[ $response_body['error-codes'][0] ];
		} else {
			$error = __( 'The reCAPTCHA field is required.', 'jupiterx-core' );
		}

		if ( empty( $error ) ) {
			return;
		}

		$ajax_handler
			->add_response( 'errors', $error, $field['_id'] )
			->set_success( false );
	}

	/**
	 * Register admin fields.
	 *
	 * Register required admin settings for the field.
	 *
	 * @since 1.0.0
	 * @access public
	 *
	 * @param object $settings Settings.
	 */
	public function register_admin_fields( $settings ) {
		$settings->add_section( 'raven', 'raven_recaptcha', [
			'label' => __( 'reCAPTCHA', 'jupiterx-core' ),
			'callback' => function() {
				echo '<p>' . sprintf(
					/* translators: %s: reCAPTCHA URL  */
					__( '<a href="%s" target="_blank">reCAPTCHA</a> is a free Google service that protects your website from spam and abuse.', 'jupiterx-core' ),
					'https://www.google.com/recaptcha/'
				) . '</p>';
			},
			'fields' => [
				'raven_recaptcha_site_key' => [
					'label' => __( 'Site Key', 'jupiterx-core' ),
					'field_args' => [
						'type' => 'text',
					],
				],
				'raven_recaptcha_secret_key' => [
					'label' => __( 'Secret Key', 'jupiterx-core' ),
					'field_args' => [
						'type' => 'text',
					],
				],
			],
		] );
	}
}