import { meshkeeApiBase, websiteDomain } from "@/lib/config";

export async function GET(request: Request) {
  const url = new URL(request.url);
  const query = url.searchParams.get("q")?.trim() ?? "";
  if (query.length <= 2) {
    return Response.json({ items: [] });
  }

  const encoded = encodeURIComponent(query);
  const base = `${meshkeeApiBase}/tenants/${encodeURIComponent(websiteDomain)}`;

  try {
    const storeResponse = await fetch(`${base}/store-items?name=${encoded}&pageSize=8`, {
      cache: "no-store",
    });
    const storeData = (await storeResponse.json()) as { items?: unknown[] };
    if (storeData.items?.length) {
      return Response.json(storeData);
    }

    const catalogResponse = await fetch(`${base}/products?name=${encoded}&pageSize=8`, {
      cache: "no-store",
    });
    const catalogData = (await catalogResponse.json()) as {
      items?: Array<{
        id: string;
        nameFa?: string | null;
        title?: string | null;
        slug?: string | null;
        thumbnailUrl?: string | null;
        image?: string | null;
        store?: { minPrice?: number | null; maxPrice?: number | null };
      }>;
    };

    return Response.json({
      items: (catalogData.items ?? []).map((item) => ({
        id: item.id,
        productId: item.id,
        productNameFa: item.nameFa,
        productTitle: item.title,
        productImage: item.thumbnailUrl || item.image,
        price: item.store?.minPrice ?? item.store?.maxPrice ?? null,
      })),
    });
  } catch {
    return Response.json({ items: [] });
  }
}