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#[macro_use]
extern crate clap;
extern crate directories;
#[macro_use]
extern crate failure;
extern crate indicatif;
extern crate reqwest;
extern crate rusqlite;
extern crate serde;
extern crate serde_json;
#[macro_use]
extern crate serde_derive;
mod cli;
mod exporter;
mod lastfm;
mod paths;
mod db;
fn run(opts: cli::Options) -> failure::Fallible<()> {
let db = db::DB::new(&paths::dbpath())?;
let lastfm = lastfm::LastFMClient::new(&opts.api_key, &opts.username);
let exporter = exporter::Exporter::new(&db, &lastfm);
let to_fetch = exporter.tracks_to_sync()?;
println!("need to download {} tracks", to_fetch);
let bar = indicatif::ProgressBar::new(to_fetch);
bar.set_style(
indicatif::ProgressStyle::default_bar()
.progress_chars("=> ")
.template("{percent:>3}% [{wide_bar}] {eta:5}")
);
exporter.sync(|_| { bar.inc(1); })?;
bar.finish_with_message("done");
Ok(())
}
fn program_name() -> failure::Fallible<String> {
let program = std::env::args()
.next()
.ok_or_else(|| format_err!("no program name found"))?;
let path = std::path::Path::new(&program);
let filename = path.file_name()
.ok_or_else(|| format_err!("invalid filename found"))?
.to_string_lossy()
.to_string();
Ok(filename)
}
fn main() {
let opts = cli::get_options();
match run(opts) {
Ok(_) => {},
Err(e) => {
let name = program_name()
.unwrap_or_else(|e| {
eprintln!("{}", e);
"?".to_string()
});
let cause = e
.iter_chain()
.fold(String::new(), |acc, x| acc + ": " + &format!("{}", x));
eprintln!("{}{}", name, cause);
std::process::exit(1);
}
}
}
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