// SPDX-FileCopyrightText: 2024 Łukasz Niemier <#@hauleth.dev>
//
// SPDX-License-Identifier: EUPL-1.2

use std::fs;
use std::path::Path;

fn main() -> simple_eyre::Result<()> {
    let sh = xshell::Shell::new()?;

    let outdir = std::env::var("OUT")?;
    let outdir = Path::new(&outdir);

    // Generate Manpages using scdoc
    for entry in fs::read_dir("docs")? {
        let entry = entry?;
        let file_name = entry.file_name();
        let file_name = Path::new(&file_name);
        if file_name.extension() != Some(std::ffi::OsStr::new("scd")) {
            continue;
        }

        let outname = Path::file_stem(file_name).unwrap();
        let page = Path::new(outname).extension().unwrap().to_str().unwrap();

        let outdir = outdir.join(format!("man{page}"));

        fs::create_dir_all(&outdir)?;

        let input = entry.path();
        let input = Path::new(&input);

        let output = xshell::cmd!(sh, "scdoc").stdin(fs::read(input)?).read()?;

        fs::write(outdir.join(outname), &output)?;

        println!("{:?}", outname);
    }

    Ok(())
}