<?php
/**
 * The Activity Log React initial state.
 *
 * @package automattic/jetpack-activity-log
 */

namespace Automattic\Jetpack\Activity_Log;

use Automattic\Jetpack\Status;
use Jetpack_Options;
use function admin_url;
use function esc_url_raw;
use function get_bloginfo;
use function get_locale;
use function get_option;
use function get_site_url;
use function wp_create_nonce;
use function wp_json_encode;
use function wp_parse_url;

/**
 * The Activity Log React initial state.
 */
class Initial_State {
	/**
	 * Get the initial state data.
	 *
	 * @return array
	 */
	private function get_data() {
		$gmt_offset      = get_option( 'gmt_offset' );
		$timezone_string = get_option( 'timezone_string' );
		$home_host       = wp_parse_url( get_site_url(), PHP_URL_HOST );

		return array(
			'jetpackStatus' => array(
				'calypsoSlug' => ( new Status() )->get_site_suffix(),
			),
			'siteData'      => array(
				'id'                    => Jetpack_Options::get_option( 'id' ),
				'title'                 => get_bloginfo( 'name' ) ? get_bloginfo( 'name' ) : get_site_url(),
				'adminUrl'              => esc_url_raw( admin_url() ),
				'slug'                  => is_string( $home_host ) ? $home_host : '',
				'gmtOffset'             => is_numeric( $gmt_offset ) ? (float) $gmt_offset : 0.0,
				'timezoneString'        => is_string( $timezone_string ) ? $timezone_string : '',
				'locale'                => str_replace( '_', '-', (string) get_locale() ),
				// The paid-plan capability check. Drives the free-tier
				// upsell callout and matches the server-side clamp in
				// REST_Controller::get_activity_log(). The result is
				// cached in a site transient by the REST controller
				// (5-minute TTL); on a cache miss this call issues a
				// synchronous WPCOM request (~200–800ms typical, up to
				// the 2s internal timeout) that blocks page rendering
				// until it returns.
				'hasActivityLogsAccess' => REST_Controller::has_activity_logs_access(),
			),
			'nonces'        => array(
				// Consumed by `UpsellCallout` to build a `redirect_to`
				// URL that invalidates the access cache on return from
				// checkout. See `Jetpack_Activity_Log::admin_init()`.
				'refreshAccess' => wp_create_nonce( Jetpack_Activity_Log::REFRESH_ACCESS_NONCE_ACTION ),
			),
		);
	}

	/**
	 * Render the initial state into a JavaScript variable.
	 *
	 * @return string
	 */
	public function render() {
		return 'var JPACTIVITYLOG_INITIAL_STATE=' . wp_json_encode( $this->get_data(), JSON_UNESCAPED_SLASHES | JSON_HEX_TAG | JSON_HEX_AMP ) . ';';
	}
}