---
import { type Service } from "../../lib/types";
import ServiceCard from "../common/ServiceCard.astro";
import ScrollReveal from "../common/ScrollReveal.astro";

/**
 * CategorySection component displays a collapsible section of services grouped by category
 * @component
 * @example
 * ```astro
 * <CategorySection 
 *   category="Development" 
 *   apps={[
 *     {
 *       name: "Gitea",
 *       link: "https://code.justin.deal",
 *       icon: "https://cdn.jsdelivr.net/gh/selfhst/icons/svg/gitea.svg",
 *       alt: "Gitea"
 *     }
 *   ]} 
 * />
 * ```
 */
interface Props {
  /**
   * The category name to display as the section title
   */
  category: string;
  
  /**
   * Array of service objects to display in this category
   */
  apps: Service[];
}

const { category, apps } = Astro.props;

// Pre-compute values during server-side rendering
const categoryId = `category-${category.toLowerCase().replace(/\s+/g, '-')}`;
const categoryLower = category.toLowerCase();
---

<div class="mb-8 category-section" data-category={categoryLower} x-data="{ open: true, hover: false }">
  <button
    @click="open = !open"
    @mouseenter="hover = true"
    @mouseleave="hover = false"
    class="category-toggle text-xl font-semibold mb-4 w-full text-left flex items-center justify-between relative overflow-hidden"
    aria-expanded="true"
    :aria-expanded="open.toString()"
    aria-controls={categoryId}
  >
    <span class="relative z-10 category-title">{category}</span>
    
    <!-- Background animation element -->
    <span 
      class="category-bg absolute inset-0 opacity-0 transition-opacity duration-300" 
      :class="{ 'opacity-5': hover }"
    ></span>
    
    <svg
      :class="{ 'rotate-180': open, 'translate-y-1': hover && !open, '-translate-y-1': hover && open }"
      class="w-5 h-5 transform transition-all duration-300 relative z-10"
      fill="none"
      stroke="currentColor"
      viewBox="0 0 24 24"
    >
      <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 9l-7 7-7-7" />
    </svg>
  </button>

  <div 
    x-show="open" 
    x-transition:enter="transition ease-out duration-300"
    x-transition:enter-start="opacity-0 transform -translate-y-4"
    x-transition:enter-end="opacity-100 transform translate-y-0"
    x-transition:leave="transition ease-in duration-200"
    x-transition:leave-start="opacity-100 transform translate-y-0"
    x-transition:leave-end="opacity-0 transform -translate-y-4"
    id={categoryId}
  >
    <div class="grid grid-cols-2 sm:grid-cols-3 lg:grid-cols-4 gap-6 transition-all duration-300">
      {apps.length > 0 ? (
        apps.map(app => {
          const appName = app.name.toLowerCase();
          const appTags = app.tags ? app.tags.join(' ').toLowerCase() : '';
          
          return (
            <ScrollReveal 
              animation="fade-up" 
              delay={100 * apps.indexOf(app)} 
              duration={500}
              threshold={0.1}
            >
              <div 
                class="app-card transition-all duration-300" 
                data-app-name={appName}
                data-app-tags={appTags}
                data-app-category={categoryLower}
              >
                <ServiceCard
                  name={app.name}
                  href={app.link}
                  img={app.icon}
                  imgDark={app.iconDark}
                  alt={app.name}
                />
              </div>
            </ScrollReveal>
          );
        })
      ) : (
        <p class="text-center col-span-full">Coming soon...</p>
      )}
    </div>
  </div>
</div>

<style>
  /* Category toggle button styles */
  .category-toggle {
    padding: 0.5rem;
    border-radius: 0.375rem;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    position: relative;
  }
  
  .category-toggle:hover {
    padding-left: 1rem;
  }
  
  .category-toggle:active {
    transform: scale(0.98);
  }
  
  .category-bg {
    background: var(--color-zag-accent);
    border-radius: 0.375rem;
  }
  
  /* Title animation */
  .category-title {
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    display: inline-block;
  }
  
  .category-toggle:hover .category-title {
    transform: translateX(0.25rem);
  }
  
  /* Focus styles for accessibility */
  .category-toggle:focus-visible {
    outline: 2px solid var(--color-zag-accent-dark);
    outline-offset: 2px;
  }
</style>