import { notFound } from "next/navigation";

import type { Catalog, Product } from "./types";

function apiBase(): string {
  const url = process.env.API_INTERNAL_URL;
  if (!url) {
    throw new Error("API_INTERNAL_URL is not set");
  }
  return url.replace(/\/$/, "");
}

export async function getCatalog(categoryId?: string, sort = "price_asc"): Promise<Catalog> {
  const params = new URLSearchParams({ sort });
  if (categoryId) {
    params.set("category_id", categoryId);
  }
  const response = await fetch(`${apiBase()}/products?${params}`, { cache: "no-store" });
  if (!response.ok) {
    throw new Error("Не удалось загрузить каталог");
  }
  return response.json();
}

export async function getProduct(id: string): Promise<Product> {
  const response = await fetch(`${apiBase()}/products/${id}`, { cache: "no-store" });
  if (response.status === 404) {
    notFound();
  }
  if (!response.ok) {
    throw new Error("Не удалось загрузить товар");
  }
  return response.json();
}