---
import { MONTHS } from "@lib/constants";

const POCKETBASE_URL = import.meta.env.POCKETBASE_URL || "http://localhost:8090";

export interface Props {
  currentPostId?: string;
  currentPostSlug?: string;
}

const { currentPostId, currentPostSlug } = Astro.props;

interface PostRecord {
  id: string;
  title: string;
  slug: string;
  excerpt: string;
  image?: string;
  tags?: string;
  created: string;
}

interface PocketBaseResponse {
  items: PostRecord[];
}

// Получаем похожие посты (исключая текущий)
let relatedPosts: PostRecord[] = [];

try {
  const filter = currentPostId ? `id!="${currentPostId}"` : "";
  const response = await fetch(
    `${POCKETBASE_URL}/api/collections/posts/records?filter=${encodeURIComponent(filter)}&perPage=3`
  );
  const data: PocketBaseResponse = await response.json();
  
  if (data.items) {
    relatedPosts = data.items;
  }
} catch (error) {
  console.error("Error fetching related posts:", error);
}

// Форматируем дату
function formatDate(dateString: string) {
  const date = new Date(dateString);
  return `${date.getDate()} ${MONTHS[date.getMonth()]} ${date.getFullYear()}`;
}

// Парсим tags
function parseTags(tagsString?: string): string {
  if (!tagsString) return "НОВОСТИ";
  try {
    const tags = typeof tagsString === "string" ? JSON.parse(tagsString) : tagsString;
    return Array.isArray(tags) && tags.length > 0 ? tags[0].toUpperCase() : "НОВОСТИ";
  } catch {
    return "НОВОСТИ";
  }
}
---

<section
  class="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8 py-12 border-t border-gray-200"
>
  {/* Заголовок */}
  <div class="flex items-center justify-between mb-8">
    <h2 class="text-2xl font-bold text-gray-900">Похожие публикации</h2>
    <a
      href="/blog"
      class="text-blue-600 hover:text-blue-800 font-medium text-sm flex items-center gap-1 transition-colors group"
    >
      Все статьи
      <svg
        class="w-4 h-4 transition-transform group-hover:translate-x-1"
        fill="none"
        stroke="currentColor"
        viewBox="0 0 24 24"
      >
        <path
          stroke-linecap="round"
          stroke-linejoin="round"
          stroke-width="2"
          d="M9 5l7 7-7 7"></path>
      </svg>
    </a>
  </div>

  {/* Сетка карточек */}
  <div class="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-6">
    {relatedPosts && relatedPosts.length > 0 ? (
      relatedPosts.map((post) => {
        const imageUrl = post.image 
          ? `${POCKETBASE_URL}/api/files/posts/${post.id}/${post.image}`
          : "https://images.unsplash.com/photo-1589829085413-56de8ae18c73?q=80&w=800&auto=format&fit=crop";
        
        return (
          <article class="group bg-white rounded-2xl overflow-hidden shadow-sm border border-gray-100 hover:shadow-lg transition-all duration-300">
            {/* Изображение */}
            <a
              href={`/blog/${post.slug}`}
              class="block relative overflow-hidden aspect-video"
            >
              <img
                src={imageUrl}
                alt={post.title}
                class="w-full h-full object-cover transition-transform duration-500 group-hover:scale-105"
              />
              <div class="absolute inset-0 bg-gradient-to-t from-black/30 to-transparent opacity-0 group-hover:opacity-100 transition-opacity duration-300" />
            </a>

            {/* Контент */}
            <div class="p-6">
              <span class="inline-block px-3 py-1 bg-blue-50 text-blue-600 text-xs font-medium rounded-full mb-3">
                {parseTags(post.tags)}
              </span>

              <h3 class="text-lg font-bold text-gray-900 mb-3 line-clamp-2 group-hover:text-blue-600 transition-colors">
                <a href={`/blog/${post.slug}`}>{post.title}</a>
              </h3>

              <p class="text-gray-600 text-sm line-clamp-3 mb-4 leading-relaxed">
                {post.excerpt}
              </p>

              <a
                href={`/blog/${post.slug}`}
                class="inline-flex items-center gap-2 text-blue-600 font-medium text-sm hover:text-blue-800 transition-colors group/link"
              >
                Читать далее
                <svg
                  class="w-4 h-4 transition-transform group-hover/link:translate-x-1"
                  fill="none"
                  stroke="currentColor"
                  viewBox="0 0 24 24"
                >
                  <path
                    stroke-linecap="round"
                    stroke-linejoin="round"
                    stroke-width="2"
                    d="M17 8l4 4m0 0l-4 4m4-4H3"
                  />
                </svg>
              </a>
            </div>
          </article>
        );
      })
    ) : (
      <p class="col-span-full text-center text-gray-500 py-8">Нет связанных публикаций</p>
    )}
  </div>
</section>