use std::{env, io};

use clap_complete::{generate_to, Shell};
use cli_args::Args;
use clap::{CommandFactory, ValueEnum};

mod cli_args {
    include!("src/cli_args.rs");
}

fn main() -> io::Result<()> {
    let Some(outdir) = env::var_os("OUT_DIR") else {
        return Ok(());
    };
    let mut command = Args::command();

    for shell in Shell::value_variants() {
        generate_to(*shell, &mut command, "subtitle-merge", &outdir)?;
        // println!("cargo:warning=completion file is generated: {path:?}");
    }
    Ok(())
}