use std::net::SocketAddr;
use axum::{Router, response::Response, http::Request, middleware::{Next, self}, extract::ConnectInfo, RequestExt, body::HttpBody, Extension};
use tower_cookies::CookieManagerLayer;
use types::{response::ResponseCode};

use crate::{api::{pages, auth, users, posts}, types::extract::RouterURI};

mod api;
mod database;
mod types;
mod console;

async fn serve<B>(req: Request<B>, next: Next<B>) -> Response {
    let Ok(file) = ResponseCode::Success.file(&req.uri().to_string()).await else {
        return next.run(req).await
    };
    file
}

async fn log<B>(mut req: Request<B>, next: Next<B>) -> Response where 
    B: Send + Sync + 'static + HttpBody,
{

    let Ok(ConnectInfo(info)) = req.extract_parts::<ConnectInfo<SocketAddr>>().await else {
        return next.run(req).await
    };

    console::log(info.ip().clone(), req.method().clone(), req.uri().clone(), None, None).await;

    return next.run(req).await
}

async fn not_found() -> Response {
    match ResponseCode::NotFound.file("/404.html").await {
        Ok(file) => file,
        Err(err) => err
    }
}

#[tokio::main]
async fn main() {

    database::init().unwrap();

    let app = Router::new()
    .fallback(not_found)
    .nest("/", pages::router())
    .layer(middleware::from_fn(log))
    .layer(middleware::from_fn(serve))
    .nest("/api/auth", auth::router()
        .layer(Extension(RouterURI("/api/auth")))
    ).nest("/api/users", users::router()
        .layer(Extension(RouterURI("/api/users")))
    ).nest("/api/posts", posts::router()
        .layer(Extension(RouterURI("/api/posts")))
    ).layer(CookieManagerLayer::new());

    let addr = "[::]:8080".parse::<std::net::SocketAddr>().unwrap();
    println!("Listening on {}", addr);
    
    axum::Server::bind(&addr)
        .serve(app.into_make_service_with_connect_info::<SocketAddr>())
        .await
        .unwrap();
    
}