mod args;
mod config;
mod errors;
mod handlers;
mod models;

pub use errors::{Error, Result};

use std::net::{IpAddr, Ipv6Addr, SocketAddr};

use axum::{Router, routing::get};
use clap::Parser;
use tokio::net::TcpListener;
use tower_http::services::ServeFile;

use args::{Cli, Command};
use config::Config;

pub fn app(config: Config) -> Router {
    Router::new()
        .nest_service("/static/style.css", ServeFile::new(&config.style_file))
        .nest_service("/static/favicon.svg", ServeFile::new(&config.favicon_file))
        .route("/", get(handlers::handler))
        .with_state(config)
}

pub async fn run() -> Result<()> {
    let args = Cli::parse();

    match args.command {
        Command::Serv(args) => {
            let config = config::Config::new(args)?;

            let socket = SocketAddr::new(IpAddr::V6(Ipv6Addr::UNSPECIFIED), config.port);
            let listener = TcpListener::bind(socket).await?;

            axum::serve(listener, app(config.clone())).await?;
        }
    }

    Ok(())
}