use directories::UserDirs;
use std::path::PathBuf;

fn main() {
    match remotes() {
        Ok(_) => {}
        Err(e) => panic!("{}", e),
    }
}

fn remotes() -> std::result::Result<(), Box<dyn std::error::Error>> {
    println!("remotes");

    let filename = std::env::temp_dir().join("remotes.tmp.json");
    if filename.exists() {
        std::fs::remove_file(&filename)?;
    }
    assert!(!filename.exists(), "{} exists!", filename.display());

    let mut remotes = reel::Remotes::new(&filename);
    println!("remotes.clobber()");
    remotes.clobber()?;
    assert_eq!(0, remotes.origins().len(), "remotes.origins().len()");

    let home = match UserDirs::new() {
        Some(user_dirs) => user_dirs.home_dir().to_path_buf(),
        None => std::env::temp_dir(),
    };

    let dev_root = match std::env::var("DEV_ROOT") {
        Ok(val) => PathBuf::from(val),
        Err(_) => home,
    };

    let work = dev_root.join("work");
    println!("remotes.import({:?})", work);
    remotes.import(&work)?;
    println!(
        "after import, remotes.origins().len = {}",
        remotes.origins().len()
    );
    for origin in remotes.origins() {
        println!("{}", origin);
    }

    Ok(())
}