<?php

namespace App\Services;

use App\Repositories\Whois\WhoisRepositoryInterface;
use Illuminate\Support\Facades\Http;
use Illuminate\Support\Facades\Log;
use Exception;

class WhoisService
{
    protected $whoisRepository;
    
    public function __construct(WhoisRepositoryInterface $whoisRepository)
    {
        $this->whoisRepository = $whoisRepository;
    }
    
    /**
     * Get domain whois information
     *
     * @param string $domain
     * @return array
     * @throws Exception
     */
    public function getDomainInfo(string $domain): array
    {
        try {
            // Check cache first
            $cachedData = $this->whoisRepository->getDomainInfo($domain);
            if ($cachedData) {
                return $cachedData;
            }
            
            // Make API request to whois.inet.vn
            $response = Http::timeout(30)->get("https://whois.inet.vn/api/whois/domainspecify/{$domain}");
            
            if (!$response->successful()) {
                throw new Exception(__('Failed to retrieve domain information'));
            }
            
            $data = $response->json();
            
            // Cache the result
            $this->whoisRepository->cacheDomainInfo($domain, $data);
            
            Log::info('Domain whois query successful', ['domain' => $domain]);
            
            return $data;
            
        } catch (Exception $e) {
            Log::error('Domain whois query failed', [
                'domain' => $domain,
                'error' => $e->getMessage()
            ]);
            
            throw $e;
        }
    }
    
    /**
     * Check if domain is available
     *
     * @param string $domain
     * @return bool
     */
    public function isDomainAvailable(string $domain): bool
    {
        try {
            $info = $this->getDomainInfo($domain);
            return isset($info['code']) && $info['code'] !== '0';
        } catch (Exception $e) {
            return false;
        }
    }
    
    /**
     * Get domain status in Vietnamese
     *
     * @param string $domain
     * @return string
     */
    public function getDomainStatus(string $domain): string
    {
        try {
            $info = $this->getDomainInfo($domain);
            return $info['message'] ?? __('Unknown status');
        } catch (Exception $e) {
            return __('Unable to check domain status');
        }
    }
}