mod app;
mod git;

pub use app::AppState;
mod highlight;
mod http_backend;
mod markdown;
mod middleware;
mod render;
mod routes;
mod templates;

use std::net::SocketAddr;

#[tokio::main]
async fn main() -> anyhow::Result<()> {
    dotenvy::dotenv().ok();
    tracing_subscriber::fmt()
        .with_env_filter(
            tracing_subscriber::EnvFilter::try_from_default_env()
                .unwrap_or_else(|_| tracing_subscriber::EnvFilter::new("info")),
        )
        .init();

    let port: u16 = std::env::var("PORT")
        .ok()
        .and_then(|v| v.parse().ok())
        .unwrap_or(8000);

    let state = app::AppState::from_env();
    let router = app::router(state);

    let addr = SocketAddr::from(([0, 0, 0, 0], port));
    let listener = tokio::net::TcpListener::bind(addr).await?;
    tracing::info!("heartwood listening on http://{addr}");
    // ConnectInfo so clone routes can pass REMOTE_ADDR to git http-backend.
    axum::serve(
        listener,
        router.into_make_service_with_connect_info::<SocketAddr>(),
    )
    .await?;
    Ok(())
}