use axum::{Router, response::Html, routing::get};
use std::{fs::OpenOptions, io::Read};

type Error = Box<dyn std::error::Error>;
type Result<T> = std::result::Result<T, Error>;

#[tokio::main]
async fn main() -> Result<()> {
    // build our application with a single route
    let app = Router::new()
        .route("/", get(serve_path("./routes/root/index.html")?))
        .route("/who", get(serve_path("./routes/who/index.html")?))
        .route("/contact", get(serve_path("./routes/contact/index.html")?))
        // .route("/api/pubkey", get(todo!()));
        ;

    // run our app with hyper, listening globally on port 3000
    let listener = tokio::net::TcpListener::bind("0.0.0.0:3000").await.unwrap();
    axum::serve(listener, app).await.unwrap();

    Ok(())
}

fn serve_path(path: impl AsRef<std::path::Path>) -> Result<Html<String>> {
    let mut s = String::new();
    OpenOptions::new()
        .read(true)
        .write(false)
        .open(path)?
        .read_to_string(&mut s)?;

    Ok(Html(s))
}