utils.ts

import favecon from "favecon";

export function setDarkMode() {
  document.documentElement.style.setProperty("--body-bg-color", "#000");
  document.documentElement.style.setProperty("--body-color", "#FFF");
  document.documentElement.style.setProperty("--link-color", "#FFC400");
  document.documentElement.style.setProperty("--link-visited-color", "#C27DC0");
  document.documentElement.style.setProperty("--rss-orange", "#ee802f");
}

export function setLightMode() {
  document.documentElement.style.setProperty("--body-bg-color", "#FFF");
  document.documentElement.style.setProperty("--body-color", "#000");
  document.documentElement.style.setProperty("--link-color", "#00E");
  document.documentElement.style.setProperty("--link-visited-color", "#551A8B");
  document.documentElement.style.setProperty("--rss-orange", "#ee802f");
}

export async function getFavicon(link?: string): Promise<string | undefined> {
  try {
    const feedFavicon =
      (link && (await favecon.getBestIcons(link))[0]?.href) ??
      (await fetch(`${link}/favicon.ico`, { method: "HEAD" }).then((res) =>
        res.ok ? `${link}/favicon.ico` : undefined
      ));

    return feedFavicon;
  } catch {
    return undefined;
  }
}