/**
 * Homepage data — fetches featured plants from the Turso DB.
 * Uses React's cache() to ensure one fetch per render pass.
 * Backed by the async fetch for SSR but stays sync in exported interface
 * via a module-level cache pattern.
 */

import { unstable_cache } from "next/cache";

// Re-export the type for convenience
export type { PlantCardData } from "@/components/PlantCard";

/**
 * Get featured plants for the homepage.
 * Cached via next/cache to avoid repeated DB calls.
 */
export const getFeaturedPlants = unstable_cache(
  async () => {
    const { getBrowsePlants } = await import("./browse");
    const all = await getBrowsePlants();
    const FEATURED_IDS = [
      "tomato",
      "basil",
      "rose",
      "monstera",
      "snake-plant",
      "pepper",
      "apple",
      "corn",
      "wheat",
      "strawberry",
      "blueberry",
      "lettuce",
    ];
    const featured = all.filter((p) => FEATURED_IDS.includes(p.id));
    if (featured.length < 6) {
      const rest = all.filter((p) => !FEATURED_IDS.includes(p.id));
      return [...featured, ...rest].slice(0, 12);
    }
    return featured.slice(0, 12);
  },
  ["featured-plants"],
  { revalidate: 3600 },
);