import { Post, ProviderContext } from "../types";

export const getPosts = async function ({
  filter,
  page,
  // providerValue,
  signal,
  providerContext,
}: {
  filter: string;
  page: number;
  providerValue: string;
  signal: AbortSignal;
  providerContext: ProviderContext;
}): Promise<Post[]> {
  const { getBaseUrl, axios, cheerio } = providerContext;
  const baseUrl = await getBaseUrl("vadapav");
  if (page > 1) {
    return [];
  }
  const url = `${baseUrl + filter}`;
  return posts({ baseUrl, url, signal, axios, cheerio });
};

export const getSearchPosts = async function ({
  searchQuery,
  page,
  // providerValue,
  signal,
  providerContext,
}: {
  searchQuery: string;
  page: number;
  providerValue: string;
  signal: AbortSignal;
  providerContext: ProviderContext;
}): Promise<Post[]> {
  const { getBaseUrl, axios, cheerio } = providerContext;
  const baseUrl = await getBaseUrl("vadapav");
  if (page > 1) {
    return [];
  }
  const url = `${baseUrl}/s/${searchQuery}`;
  return posts({ baseUrl, url, signal, axios, cheerio });
};

async function posts({
  // baseUrl,
  url,
  signal,
  axios,
  cheerio,
}: {
  baseUrl: string;
  url: string;
  signal: AbortSignal;
  axios: ProviderContext["axios"];
  cheerio: ProviderContext["cheerio"];
}): Promise<Post[]> {
  try {
    const res = await axios.get(url, { signal });
    const data = res.data;
    const $ = cheerio.load(data);
    const catalog: Post[] = [];
    $('.directory-entry:not(:contains("Parent Directory"))').map(
      (i, element) => {
        const title = $(element).text();
        const link = $(element).attr("href");
        const imageTitle =
          title?.length > 30
            ? title?.slice(0, 30)?.replace(/\./g, " ")
            : title?.replace(/\./g, " ");
        const image = `https://placehold.jp/23/000000/ffffff/200x400.png?text=${encodeURIComponent(
          imageTitle
        )}&css=%7B%22background%22%3A%22%20-webkit-gradient(linear%2C%20left%20bottom%2C%20left%20top%2C%20from(%233f3b3b)%2C%20to(%23000000))%22%2C%22text-transform%22%3A%22%20capitalize%22%7D`;
        if (title && link) {
          catalog.push({
            title: title,
            link: link,
            image: image,
          });
        }
      }
    );
    return catalog;
  } catch (err) {
    return [];
  }
}
