<?php

namespace App\Services;

use Illuminate\Support\Facades\Cache;
use Illuminate\Support\Facades\Http;
use Illuminate\Support\Str;

class ClaudeCodeNewsService
{
    private const CACHE_KEY = 'claude_code_releases';

    private const CACHE_TTL = 3600; // 1시간

    private const API_URL = 'https://api.github.com/repos/anthropics/claude-code/releases';

    /**
     * GitHub Releases 목록 조회 (캐싱)
     */
    public function getReleases(int $perPage = 20): array
    {
        return Cache::remember(self::CACHE_KEY, self::CACHE_TTL, function () use ($perPage) {
            return $this->fetchFromGitHub($perPage);
        });
    }

    /**
     * 캐시 클리어
     */
    public function clearCache(): void
    {
        Cache::forget(self::CACHE_KEY);
    }

    /**
     * GitHub API에서 릴리즈 정보 가져오기
     */
    private function fetchFromGitHub(int $perPage): array
    {
        try {
            $response = Http::withHeaders([
                'Accept' => 'application/vnd.github.v3+json',
                'User-Agent' => 'SAM-MNG-App',
            ])->timeout(10)->get(self::API_URL, [
                'per_page' => $perPage,
            ]);

            if (! $response->successful()) {
                return [];
            }

            return collect($response->json())
                ->map(function ($release) {
                    return [
                        'id' => $release['id'],
                        'tag_name' => $release['tag_name'],
                        'name' => $release['name'] ?? $release['tag_name'],
                        'body_html' => Str::markdown($release['body'] ?? ''),
                        'published_at' => $release['published_at'],
                        'author' => $release['author']['login'] ?? 'unknown',
                        'author_avatar' => $release['author']['avatar_url'] ?? '',
                        'html_url' => $release['html_url'],
                        'prerelease' => $release['prerelease'] ?? false,
                        'draft' => $release['draft'] ?? false,
                    ];
                })
                ->toArray();
        } catch (\Exception $e) {
            report($e);

            return [];
        }
    }
}