~starkingdoms/starkingdoms

ref: b16e99223d82974b54235e870ad079e4ca74e7a4 starkingdoms/server/src/macros.rs -rw-r--r-- 2.6 KiB
b16e9922 — ghostlyzsh gravity added, client still broken 2 years ago
                                                                                
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use serde::{Serialize};
use tungstenite::Message;

#[macro_export]
macro_rules! send {
    ($writer:expr,$pkt:expr) => {
        $writer.send($crate::macros::__generic_packet_to_message($pkt).unwrap())
    };
}

#[macro_export]
macro_rules! recv {
    ($reader:expr) => {
        {
            if let Some(future_result) = $reader.next().now_or_never() {
                if let Some(msg) = future_result {
                    match msg {
                        Ok(msg) => {
                            if msg.is_binary() {
                                match rmp_serde::from_slice(&msg.into_data()) {
                                    Ok(d) => Ok(Some(d)),
                                    Err(e) => {
                                        log::error!("error deserializing message: {}", e);
                                        Ok(None)
                                    }
                                }
                            } else {
                                Ok(None)
                            }
                        },
                        Err(e) => {
                            log::error!("error receiving message: {}", e);
                            Ok(None)
                        }
                    }
                } else {
                    log::error!("pipe closed");
                    Err("Pipe closed")
                }
            } else {
                Ok(None)
            }
        }
    }
}

#[macro_export]
macro_rules! recv_now {
    ($reader:expr) => {
        {
            if let Some(msg) = $reader.next().await {
                match msg {
                    Ok(msg) => {
                        if msg.is_binary() {
                            match rmp_serde::from_slice(&msg.into_data()) {
                                Ok(d) => Ok(Some(d)),
                                Err(e) => {
                                    log::error!("error deserializing message: {}", e);
                                    Ok(None)
                                }
                            }
                        } else {
                            Ok(None)
                        }
                    },
                    Err(e) => {
                        log::error!("error receiving message: {}", e);
                        Ok(None)
                    }
                }
            } else {
                log::error!("pipe closed");
                Err("Pipe closed")
            }
        }
    };
}

pub fn __generic_packet_to_message<T: Serialize>(pkt: &T) -> Result<Message, rmp_serde::encode::Error> {
    rmp_serde::to_vec(&pkt).map(Message::from)
}