---
import { Image } from 'astro:assets';
import type { ImageMetadata } from 'astro';
import FormattedDate from './FormattedDate.astro';

interface Props {
	title: string;
	description: string;
	pubDate: Date;
	heroImage?: ImageMetadata;
	category?: string;
	tags?: string[];
	href: string;
	variant?: 'default' | 'compact' | 'featured';
	class?: string;
}

const {
	title,
	description,
	pubDate,
	heroImage,
	category,
	tags,
	href,
	variant = 'default',
	class: className = '',
} = Astro.props;

// Compute estimated read time (rough estimate: 200 words per minute)
// For now, we'll show a placeholder since we don't have word count in frontmatter
const readTime = '5 min read';

const isCompact = variant === 'compact';
const isFeatured = variant === 'featured';
---

<article class:list={[
	'group relative border border-white/10 bg-white/[0.02] hover:border-brand-accent/40 transition-all duration-500 overflow-hidden',
	isFeatured ? 'lg:grid lg:grid-cols-2' : '',
	className
]}>
	<!-- Accent indicator strip -->
	<div class="absolute top-0 left-0 w-1 h-full bg-slate-700 opacity-50 group-hover:bg-brand-accent group-hover:opacity-100 transition-all duration-500"></div>
	
	<!-- Image section -->
	<a href={href} class:list={[
		'block relative overflow-hidden',
		isFeatured ? 'aspect-[16/10] lg:aspect-auto lg:h-full' : isCompact ? 'aspect-[16/9]' : 'aspect-[16/9]'
	]}>
		{heroImage && (
			<Image
				src={heroImage}
				alt=""
				width={isFeatured ? 800 : 720}
				height={isFeatured ? 500 : 360}
				class="w-full h-full object-cover transition-transform duration-[1.2s] ease-out group-hover:scale-105"
			/>
		)}
		<div class="absolute inset-0 bg-brand-dark/40 group-hover:bg-brand-dark/20 transition-colors duration-500"></div>
		<div class="absolute inset-0 bg-gradient-to-t from-brand-dark/60 to-transparent"></div>
		
		<!-- Category badge overlay -->
		{category && (
			<div class="absolute top-4 left-4">
				<span class="px-3 py-1.5 text-[10px] font-mono font-bold uppercase tracking-widest bg-brand-dark/80 border border-white/20 text-white backdrop-blur-sm">
					{category}
				</span>
			</div>
		)}
	</a>
	
	<!-- Content section -->
	<div class:list={[
		'flex flex-col',
		isFeatured ? 'p-8 lg:p-12 justify-center' : isCompact ? 'p-5' : 'p-6 lg:p-8'
	]}>
		<!-- Technical header with metadata -->
		<div class="flex items-center gap-3 mb-4">
			<span class="text-[10px] font-mono text-brand-accent uppercase tracking-widest">
				<FormattedDate date={pubDate} />
			</span>
			<span class="h-px flex-grow max-w-8 bg-white/20"></span>
			<span class="text-[10px] font-mono text-slate-500 uppercase tracking-widest">
				{readTime}
			</span>
		</div>
		
		<!-- Title -->
		<a href={href}>
			<h3 class:list={[
				'font-bold text-white uppercase tracking-tight mb-3 group-hover:text-brand-accent transition-colors duration-300 leading-tight',
				isFeatured ? 'text-3xl lg:text-4xl' : isCompact ? 'text-lg' : 'text-xl lg:text-2xl'
			]}>
				{title}
			</h3>
		</a>
		
		<!-- Description -->
		<p class:list={[
			'text-slate-400 font-light leading-relaxed',
			isFeatured ? 'text-base lg:text-lg line-clamp-3 mb-8' : isCompact ? 'text-sm line-clamp-2 mb-4' : 'text-sm line-clamp-2 mb-6'
		]}>
			{description}
		</p>
		
		<!-- Tags (only for featured and default variants) -->
		{tags && tags.length > 0 && !isCompact && (
			<div class="flex flex-wrap gap-2 mb-6">
				{tags.slice(0, 4).map((tag) => (
					<span class="px-2 py-1 text-[10px] font-mono uppercase border border-white/10 text-slate-500 group-hover:border-white/20 transition-colors">
						{tag}
					</span>
				))}
			</div>
		)}
		
		<!-- Read link -->
		<div class:list={[
			'flex items-center',
			isFeatured ? 'mt-auto pt-6 border-t border-white/10' : 'mt-auto'
		]}>
			<a
				href={href}
				class="inline-flex items-center gap-3 text-xs font-bold uppercase tracking-widest text-slate-500 group-hover:text-white transition-all duration-300"
			>
				Read Article
				<span class="block w-6 h-[1px] bg-slate-600 group-hover:bg-brand-accent group-hover:w-10 transition-all duration-300"></span>
				<svg
					xmlns="http://www.w3.org/2000/svg"
					width="12"
					height="12"
					viewBox="0 0 24 24"
					fill="none"
					stroke="currentColor"
					stroke-width="2"
					stroke-linecap="round"
					stroke-linejoin="round"
					class="opacity-0 -translate-x-2 group-hover:opacity-100 group-hover:translate-x-0 transition-all duration-300"
				>
					<path d="M5 12h14" />
					<path d="m12 5 7 7-7 7" />
				</svg>
			</a>
		</div>
	</div>
</article>