use serde::{Deserialize, Serialize};

pub type MessageKind = u32;

pub trait Message: Serialize + for<'de> Deserialize<'de> + Send + Sync {
	const KIND: MessageKind;
	type Response: Serialize + for<'de> Deserialize<'de> + Send + Sync;
}

#[derive(Serialize, Deserialize)]
pub(crate) struct HelloMessage {
	pub server_port: u16,
}

impl Message for HelloMessage {
	const KIND: MessageKind = 0x42000001;
	type Response = ();
}