use tokio::task::JoinHandle;
use std::net::SocketAddr;

pub trait Stream {
    type Socket;

    fn recv(&mut self, buffer:&mut [u8]) -> Result<usize, ()>;
    fn send(&mut self, buffer:&mut [u8]) -> Result<(), ()>;
    fn stream(&mut self) -> &mut Self::Socket;
}

pub trait Server {
    type Stream :Stream;

    fn bind(&mut self, interface:&str) -> impl std::future::Future<Output = Result<(),()>>;
    //async fn accept(&self) -> Result<Self::Stream, ()>;
    fn accept<F, Fut, Args>(&self, callback:F, args:Args) -> impl std::future::Future<Output = Result<JoinHandle<Result<(),()>>,()>>
        where
            F: Fn(Self::Stream, SocketAddr, Args) -> Fut + Send + Sync + 'static,
            Fut: std::future::Future<Output = Result<(),()>> + Send + 'static,
            Args: Send + 'static;
    fn close(&mut self);
}

pub mod tcp;
pub mod tls;
pub mod certstore;