extern crate directories;
extern crate failure;
extern crate pbr;
extern crate reqwest;
extern crate rusqlite;
extern crate serde;
extern crate serde_json;
#[macro_use]
extern crate serde_derive;

mod error;
mod exporter;
mod lastfm;
mod paths;
mod db;

fn main() {
    let args: Vec<_> = std::env::args().collect();
    if args.len() < 3 {
        panic!("usage: {} USERNAME API_KEY", args[0]);
    }
    let username = &args[1];
    let api_key = &args[2];

    let db = db::DB::new(&paths::dbpath())
        .expect("failed to create db");
    let lastfm = lastfm::LastFMClient::new(api_key, username);
    let exporter = exporter::Exporter::new(&db, &lastfm);

    let to_fetch = exporter.tracks_to_sync().unwrap();
    println!("need to download {} tracks", to_fetch);
    let mut bar = pbr::ProgressBar::new(to_fetch);

    exporter.sync(|_| { bar.inc(); })
        .expect("failed to update db");

    bar.finish_print("done");
}