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<?php
defined('ABSPATH') or die();
class rsssl_hardening {
	private static $_this;
	public $risk_naming;
	function __construct()
	{
		if (isset(self::$_this))
			wp_die(sprintf(__('%s is a singleton class and you cannot create a second instance.', 'really-simple-ssl'), get_class($this)));
		add_filter( 'rsssl_do_action', array($this, 'hardening_data'), 10, 3 );

add_action("admin_init", array($this, "load_translations"));
		self::$_this = $this;
	}

public function load_translations(){
		$this->risk_naming = [
			'l' => __('low-risk', 'really-simple-ssl'),
			'm' => __('medium-risk', 'really-simple-ssl'),
			'h' => __('high-risk', 'really-simple-ssl'),
			'c' => __('critical', 'really-simple-ssl'),
		];
	}

function hardening_data( array $response, string $action, $data ): array {
		if ( ! rsssl_user_can_manage() ) {
			return $response;
		}
		if ($action === 'hardening_data') {
			$response = $this->get_stats( $data );
		}

return $response;
	}

static function this()
	{
		return self::$_this;
	}

/* Public Section 2: DataGathering */

/**
	 * @param $data
	 *
	 * @return array
	 */
	public function get_stats($data): array
	{
		if ( ! rsssl_user_can_manage() ) {
			return [];
		}

$vulEnabled = rsssl_get_option('enable_vulnerability_scanner');
		//now we fetch all plugins that have an update available.

$stats = [
			'updates' => $this->getAllUpdatesCount(),
			'lastChecked' => time(),
			'riskNaming'   => $this->risk_naming,
			'vulEnabled' => $vulEnabled,
		];

$repsonse = [
			"request_success" => true,
			'data' => apply_filters('rsssl_vulnerability_data', $stats),
		];
		return $repsonse;
	}

/**
	 * Gets the count of all available updates for core, plugins, and themes.
	 *
	 * @return int The count of all available updates.
	 */
	public function getAllUpdatesCount(): int
	{
		$updatesData = wp_get_update_data();
		// Checks if the 'counts' key exists in the array and it's an array itself.
		if (isset($updatesData['counts']) && is_array($updatesData['counts'])) {
			//we only want core, plugins and themes.
			$updatesCounts = array_slice($updatesData['counts'], 0, 3);
			return array_sum($updatesCounts);
		}
		// Fallback return in case there's no 'counts' key or it's not an array.
		return 0;
	}
}