<?php

declare(strict_types=1);

namespace KTXC\Service;

use KTXC\Models\Firewall\FirewallRuleObject;
use KTXC\Stores\FirewallStore;

final class FirewallRuleCache
{
    /** @var array<string, FirewallRuleObject[]> */
    private array $tenantRules = [];

    /** @var FirewallRuleObject[]|null */
    private ?array $systemRules = null;

    public function __construct(private readonly FirewallStore $store)
    {
    }

    /** @return FirewallRuleObject[] */
    public function tenant(string $tenantId): array
    {
        return $this->tenantRules[$tenantId] ??= $this->store->listRules($tenantId);
    }

    /** @return FirewallRuleObject[] */
    public function system(): array
    {
        return $this->systemRules ??= $this->store->listSystemRules();
    }

    public function invalidate(): void
    {
        $this->tenantRules = [];
        $this->systemRules = null;
    }
}