use std::io::Result;
use percent_encoding::{utf8_percent_encode, NON_ALPHANUMERIC};

mod genius;

use crate::Track;
use genius::{get_lyrics, search};

const GENIUS_CLIENT_TOKEN: &str = env!("LYRICLI_GENIUS_TOKEN");
const GENIUS_API_URL: &str = "https://api.genius.com/search";

pub async fn print_lyrics(track: Track, show_title: bool) -> Result<()> {
    if show_title {
        println!("{} - {}", track.artist, track.name);
    }

    let artist = utf8_percent_encode(&track.artist, NON_ALPHANUMERIC).to_string();
    let name = utf8_percent_encode(&track.name, NON_ALPHANUMERIC).to_string();
    let url = format!("{}?access_token={}&q={}%20{}", GENIUS_API_URL, GENIUS_CLIENT_TOKEN, artist, name);

    let song_url = search(&url).await?;
    let lyrics = get_lyrics(&song_url).await?;

    println!("{}", lyrics);
    Ok(())
}