use std::{fs, io::Write, path::Path, str};

pub fn get_body(url: &str) -> Vec<u8> {
    let mut res: Vec<u8> = Vec::new();
    let req = http_req::request::Request::new(&url.try_into().unwrap())
        .header(
            "User-Agent",
            "AlterWare Launcher | github.com/mxve/alterware-launcher",
        )
        .send(&mut res)
        .unwrap_or_else(|error| {
            panic!("\n\n{}:\n{:?}", "Error", error);
        });

    if req.status_code() == http_req::response::StatusCode::new(302) {
        let location = req.headers().get("Location").unwrap().as_str();
        return get_body(location);
    }

    res
}

pub fn get_body_string(url: &str) -> String {
    String::from_utf8(get_body(url)).unwrap()
}

pub fn download_file(url: &str, file_path: &Path) {
    let body = get_body(url);

    let mut f = fs::File::create(file_path).unwrap_or_else(|error| {
        panic!("\n\n{}:\n{:?}", "Error", error);
    });
    f.write_all(&body).unwrap_or_else(|error| {
        panic!("\n\n{}:\n{:?}", "Error", error);
    });
}