//! A relay binary use to join the Tor network to relay anonymous communication.
//!
//! NOTE: This binary is still highly experimental as in in active development, not stable and
//! without any type of guarantee of running or even working.

mod builder;
mod cli;
mod config;
mod err;
mod relay;

use clap::Parser;

use crate::relay::TorRelay;

fn main() -> anyhow::Result<()> {
    let cli = cli::Cli::parse();

    // use the tokio runtime from tor_rtcompat unless we later find a reason to use tokio directly;
    // see https://gitlab.torproject.org/tpo/core/arti/-/work_items/1744
    let runtime = tor_rtcompat::PreferredRuntime::create()?;

    match cli.command {
        cli::Commands::BuildInfo => {
            println!("Version: {}", env!("CARGO_PKG_VERSION"));
            // these are set by our build script
            println!("Features: {}", env!("BUILD_FEATURES"));
            println!("Profile: {}", env!("BUILD_PROFILE"));
            println!("Debug: {}", env!("BUILD_DEBUG"));
            println!("Optimization level: {}", env!("BUILD_OPT_LEVEL"));
            println!("Rust version: {}", env!("BUILD_RUSTC_VERSION"));
            println!("Target triple: {}", env!("BUILD_TARGET"));
            println!("Host triple: {}", env!("BUILD_HOST"));
        }
        cli::Commands::Run(_args) => {
            let _relay = TorRelay::with_runtime(runtime).create()?;
        }
    }

    Ok(())
}