import type { Metadata } from 'next';
import Link from 'next/link';
import { getAllPosts } from '@/lib/mdx';
import { format } from 'date-fns';

export const metadata: Metadata = {
    title: 'Blog',
    description: 'Thoughts on software, deep learning, and research by Akshay Kolli.',
    openGraph: {
        title: 'Blog',
        description: 'Thoughts on software, deep learning, and research by Akshay Kolli.',
    },
};

export default function BlogIndex() {
    const posts = getAllPosts();

    return (
        <div className="max-w-3xl mx-auto px-6 py-24 space-y-12 animate-fade-in">
            <header className="space-y-4 text-center sm:text-left">
                <h1 className="text-4xl font-bold tracking-tight text-zinc-900 dark:text-zinc-50">Writing</h1>
                <p className="text-zinc-500 dark:text-zinc-400 font-light">
                    Thoughts on software, design, and minimalism.
                </p>
            </header>

            <div className="grid gap-10">
                {posts.map((post) => (
                    <article key={post.slug} className="group relative flex flex-col space-y-3">
                        <div className="flex items-center gap-3 text-sm text-zinc-400 dark:text-zinc-500">
                            <time dateTime={post.date}>
                                {format(new Date(post.date), 'MMMM d, yyyy')}
                            </time>
                            <span className="w-1 h-1 rounded-full bg-zinc-300 dark:bg-zinc-700" />
                            <div className="flex gap-2">
                                {post.tags?.map(tag => (
                                    <span key={tag} className="text-xs uppercase tracking-wider">{tag}</span>
                                ))}
                            </div>
                        </div>

                        <Link href={`/blog/${post.slug}`} className="block">
                            <h2 className="text-2xl font-semibold text-zinc-900 dark:text-zinc-100 group-hover:text-zinc-600 dark:group-hover:text-zinc-300 transition-colors">
                                {post.title}
                            </h2>
                        </Link>

                        <p className="text-zinc-600 dark:text-zinc-400 font-light leading-relaxed">
                            {post.description}
                        </p>

                        <div className="pt-2">
                            <Link href={`/blog/${post.slug}`} className="text-sm font-medium text-zinc-900 dark:text-zinc-100 underline decoration-zinc-300 dark:decoration-zinc-700 underline-offset-4 hover:decoration-zinc-900 dark:hover:decoration-zinc-100 transition-all">
                                Read more
                            </Link>
                        </div>
                    </article>
                ))}
            </div>
        </div>
    );
}