extern crate flate2;
extern crate tar;

use flate2::read::GzDecoder;
use tar::Archive;

use std::fs::File;
use std::io::prelude::*;

use reqwest::Client;
use reqwest::header::ETAG;

fn main() -> Result<(), std::io::Error> {
    let client = Client::new();

    let mut resp = client.get("http://mirrors.advancedhosters.com/archlinux/core/os/x86_64/bash-5.0.009-1-x86_64.pkg.tar.xz")
        .send().expect("Failed to make request");

    if resp.status().is_success() {
        if let Some(etag) = resp.headers().get(ETAG) {
            std::fs::write("etag", etag.as_bytes()).expect("Failed to write ETAG...");
        }

        let mut file = File::create("/imperfect/repo/arch/tarballs/bash.pkg.tar.xz").expect("file creation failed. Did you setup arch? Do you have permission?");
        resp.copy_to(&mut file).expect("failed to write file");
    }

    let path = "/imperfect/pkgs/tarballs/bash.pkg.tar.xz";

    let tar_gz = File::open(path).expect("Failed to open tar file...");
    let tar = GzDecoder::new(tar_gz);
    let mut archive = Archive::new(tar);
    archive.unpack("/imperfect/pkgs/tarball").expect("Could not unpack tarball");

    Ok(())
}