use liblmod::Selection;
use liblmod::modprobe;
use std::fs;

fn parse_modules() -> Result<Vec<String>, Box<dyn std::error::Error>> {
    let raw_mods = fs::read_to_string("/etc/modules")?
        .split(',')
        .map(|s| s.trim().to_string())
        .collect();

    Ok(raw_mods)
}

pub fn load_modules() -> Result<(), Box<dyn std::error::Error>> {
    let modules = parse_modules()?;

    for i in 0..modules.len() {
        modprobe(modules[i].to_string(), "".to_string(), Selection::Current)?;
    }

    Ok(())
}

// TODO: Think, is `rmmod` needed?