// GENFSTAB

use crate::{config::GeneralConfig, print_status, run_command};

use super::{str_vec, uncomment_first_value_of};

pub fn genfstab() {
    print_status("Generating fstab");
    let (stdout, _) = run_command(&str_vec(vec!["genfstab", "-U", "/mnt"]), None, false);
    std::fs::write("/mnt/etc/fstab", stdout).unwrap();
}

pub fn first_boot_values(conf: &GeneralConfig) {
    // Locale
    print_status(&format!("Setting locale {}", conf.locale));
    std::fs::write(
        "/mnt/etc/locale.conf",
        format!("LANG=\"{}\"\n", conf.locale),
    )
    .unwrap();

    // Timezone
    print_status(&format!("Setting timezone {}", conf.timezone));
    let tz_paths = conf.timezone.split('/').collect::<Vec<&str>>();
    let mut tz_link = std::path::PathBuf::from("/usr/share/zoneinfo/");

    for path in tz_paths {
        tz_link.push(path);
    }

    std::os::unix::fs::symlink(tz_link, "/mnt/etc/localtime").unwrap();

    // Keymap
    print_status("Writing /etc/vconsole.conf");
    std::fs::write(
        "/mnt/etc/vconsole.conf",
        format!("KEYMAP=\"{}\"", conf.keymap),
    )
    .unwrap();

    // Hostname
    print_status("Writing /etc/hostname");
    std::fs::write("/mnt/etc/hostname", format!("{}\n", conf.hostname)).unwrap();

    // LOCALE
    print_status("Setting locale");
    uncomment_first_value_of(&conf.locale, "/mnt/etc/locale.gen");
    run_command(
        &str_vec(vec!["arch-chroot", "/mnt", "locale-gen"]),
        None,
        false,
    );

    run_command(
        &str_vec(vec!["arch-chroot", "/mnt", "hwclock", "--systohc"]),
        None,
        false,
    );

    run_command(
        &str_vec(vec![
            "arch-chroot",
            "/mnt",
            "systemctl",
            "enable",
            "NetworkManager.service",
        ]),
        None,
        false,
    );
}