#[doc(hidden)]
pub mod internal;

pub mod channel;
pub mod protocol;
pub mod tcp;
pub mod unix;

mod client_channel;
mod server;

pub use client_channel::ClientChannel;
pub use server::Server;
pub use urpc_macro::service;

use protocol::RpcMessage;

use std::pin::Pin;
use std::future::Future;

use bytes::Bytes;
use futures::{Sink, Stream};

#[derive(Debug, Default)]
pub struct Context;

pub trait Service: Send + Sync + 'static {
    fn name() -> &'static str
    where
        Self: Sized;

    fn call(
        &self,
        method: String,
        arguments: Bytes,
    ) -> Pin<Box<dyn Future<Output = std::io::Result<Bytes>> + Send + '_>>;
}

pub trait Channel:
    Stream<Item = std::io::Result<RpcMessage>>
    + Sink<RpcMessage, Error = std::io::Error>
    + Send
    + Unpin
    + 'static
{
}

pub trait Listener<C>: Stream<Item = std::io::Result<C>> + Send + Unpin + 'static
where
    C: Channel,
{
}