Get info on a song on Spotify using Pylon and Slash Commands

pylon-spotify.ts

export async function api(
  url: string,
  type: 'json' | 'text' | 'buffer' = 'json'
) {
  const a = await fetch(url);
  switch (type) {
    case 'buffer':
      return await a.arrayBuffer();
    case 'text':
      return await a.text();
    case 'json':
      return await a.json();
  }
}
interface Track {
  id: string;
  name: string;
  explicit: boolean;
  popularity: number;
  album: {
    id: string;
    name: string;
    size: number;
    date: string;
    icon: {
      height: number;
      url: string;
      width: number;
    };
  };
  length: number;
  artists: { id: string; name: string }[];
}
export async function spotifySearch(search: string) {
  // https://evan.lol/spotify/search/top?q=
  const cr = await api(
    'https://evan.lol/spotify/search/top?q=' + encodeURIComponent(search),
    'json'
  );
  if (cr.status == 404) {
    return undefined;
  }
  return cr as Track;
}
discord.interactions.commands.register(
  {
    name: 'spotify',
    description: 'Songs',
    showSourceMessage: false,
    options: (opt) => ({
      search: opt.string({
        name: 'search',
        description: 'The song'
      })
    })
  },
  async (_, { search }) => {
    const track = await spotifySearch(search);
    if (!track) {
      return await _.respondEphemeral('Not found');
    }
    const embed = new discord.Embed();
    embed.setAuthor({
      name: track.artists[0].name,
      iconUrl: track.album.icon.url
    });
    embed.setThumbnail({ url: track.album.icon.url });
    embed.setTitle(track.name);

    embed.setUrl(`https://open.spotify.com/track/${track.id}`);
    embed.addField({
      name: '❯ Track Info',
      value: `Length: **${fancyTimeFormat(track.length)}**
Explicit: **${track.explicit ? 'Yes' : 'No'}**
Popularity: **${track.popularity}/100**`
    });
    embed.addField({
      name: '❯ Album Info',
      value: `Name: [**\`${
        track.album.name
      }\`**](https://open.spotify.com/album/${track.album.id})
Tracks: **${track.album.size}**
Created At: ${simpleGetLongAgo(
        +new Date(track.album.date)
      )} ago **[**\`${new Date(track.album.date).toLocaleDateString()}\`**]**`
    });
    embed.addField({
      name: '❯ Artists',
      value: track.artists
        .map((e) => `[\`${e.name}\`](https://open.spotify.com/artist/${e.id})`)
        .join(', ')
    });
    embed.setColor(embedColor);
    await _.acknowledge(true);
    await _.respond({
      embeds: [embed]
    });
  }
);