<?php

namespace App\Library\Cache;

final class AppCache
{
    /** @var array<string, CacheScope> */
    private static array $cache = [];

    public static function for(Cacheable $subject, ?\Closure $onWrite = null): CacheScope
    {
        $scope = $subject->cacheKey();
        $handle = self::$cache[$scope] ??= new CacheScope($scope, $onWrite);

        if (!$handle->hasEntries()) {
            foreach ($subject->cacheManifest() as $name => $spec) {
                $handle->register(CacheEntry::fromManifestValue($name, $spec));
            }
        }

        return $handle;
    }

    public static function reset(): void
    {
        self::$cache = [];
    }
}