mod launchd;
mod lifecycle;
mod registry;
mod server;
mod surface;

use anyhow::Result;

#[tokio::main]
async fn main() -> Result<()> {
    let arg = std::env::args().nth(1);
    match arg.as_deref() {
        Some("install-agent") => {
            launchd::install_agent()?;
            println!("launchd agent installed");
            Ok(())
        }
        Some("--help") | Some("-h") => {
            println!("spaceshd [install-agent]");
            Ok(())
        }
        _ => run_daemon().await,
    }
}

async fn run_daemon() -> Result<()> {
    let Some(_lock) = lifecycle::acquire_instance_lock()? else {
        eprintln!("another spaceshd is already running");
        return Ok(());
    };
    lifecycle::clear_stale_socket()?;
    let sock = lifecycle::socket_path()?;
    eprintln!("spaceshd listening on {}", sock.display());
    server::serve(&sock).await
}