import { BlogPost, Category } from "@/types";
import { fetchPosts, filterByCategory } from "@/lib/blog";

// Retrieve all published articles sorted by date
export async function getInsights(
  category: Category = "All"
): Promise<BlogPost[]> {
  const posts = await fetchPosts();
  const sorted = posts.sort((a, b) =>
    new Date(b.date).getTime() -
    new Date(a.date).getTime()
  );
  return filterByCategory(sorted, category);
}

// Calculate estimated read time from word count
export function readTime(content: string): string {
  const words = content.trim().split(/\s+/).length;
  const mins = Math.ceil(words / 200);
  return `${mins} min read`;
}

// Tag a post as featured if it meets the threshold
export function isFeatured(post: BlogPost): boolean {
  return post.views > 1000 && post.featured === true;
}