<?php

namespace App\Services\Dns;

use RuntimeException;

class FakeHostDnsDirectory implements HostDnsDirectory
{
    /** @var array<string, string> name => ip */
    public array $ips = [];

    /** @var array<string, string> name => fqdn */
    public array $fqdns = [];

    public bool $failWrite = false;

    public bool $failRemove = false;

    public function write(string $name, string $fqdn, string $ip): void
    {
        if ($this->failWrite) {
            throw new RuntimeException('dns-hosts volume unavailable');
        }

        $this->ips[$name] = $ip;
        $this->fqdns[$name] = $fqdn;
    }

    public function remove(string $name): void
    {
        if ($this->failRemove) {
            throw new RuntimeException('dns-hosts volume unavailable');
        }

        unset($this->ips[$name], $this->fqdns[$name]);
    }
}