<?php

namespace App\Vito\Plugins\LiittleCookie\VitoTechnitiumDns\Actions;

use App\Vito\Plugins\LiittleCookie\VitoTechnitiumDns\Services\TechnitiumClient;
use Illuminate\Support\Facades\Log;
use Throwable;

class ListZones
{
    public function __construct(private readonly TechnitiumClient $client) {}

    /**
     * @param  array<int, string>  $allowedZones
     * @return array<int, array<string, mixed>>
     */
    public function list(array $allowedZones = []): array
    {
        try {
            $zones = $this->fetchAll();

            return collect($zones)
                // Only show Primary zones (authoritative zones the user actually manages)
                ->filter(fn (array $zone) => ($zone['type'] ?? '') === 'Primary')
                // Exclude internal zones
                ->reject(fn (array $zone) => ($zone['internal'] ?? false) === true)
                // Apply optional zone filter
                ->when(count($allowedZones) > 0, fn ($collection) => $collection->filter(
                    fn (array $zone) => in_array($zone['name'], $allowedZones)
                ))
                ->map(fn (array $zone) => self::mapZone($zone))
                ->values()
                ->toArray();
        } catch (Throwable $e) {
            Log::error('Technitium getDomains exception', ['error' => $e->getMessage()]);

            return [];
        }
    }

    /**
     * @return array<string, mixed>
     */
    public function find(string $domainId): array
    {
        try {
            $zones = $this->fetchAll();

            $zone = collect($zones)->first(
                fn (array $zone) => $zone['name'] === $domainId
            );

            return $zone ? self::mapZone($zone) : [];
        } catch (Throwable $e) {
            Log::error('Technitium getDomain exception', ['error' => $e->getMessage()]);

            return [];
        }
    }

    /**
     * @return array<int, array<string, mixed>>
     */
    private function fetchAll(): array
    {
        $response = $this->client->get('zones/list');

        if (! $this->client->isSuccessful($response)) {
            Log::error('Failed to fetch Technitium zones', ['response' => $response->json()]);

            return [];
        }

        return $this->client->responseData($response, 'zones') ?? [];
    }

    /**
     * Map a Technitium zone to the format Vito expects.
     *
     * @return array<string, mixed>
     */
    private static function mapZone(array $zone): array
    {
        return [
            'id' => $zone['name'],
            'name' => $zone['name'],
            'status' => ($zone['disabled'] ?? false) ? 'disabled' : 'active',
            'created_on' => null,
            'modified_on' => null,
        ];
    }
}