gameServer2/src/server/client.rs
author unc0rr
Mon, 23 Jan 2017 23:43:29 +0300
changeset 12147 4d7d41be1993
parent 12146 78925eff02c2
child 12148 7e874846afe3
permissions -rw-r--r--
Start refactoring path from getting message from client to reacting to it
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use slab;
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use mio::tcp::*;
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use mio::*;
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use std::io::Write;
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use std::io;
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use netbuf;
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use utils;
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use protocol::ProtocolDecoder;
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use protocol::messages::*;
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use server::actions::Action::*;
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use server::actions::Action;
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use log;
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pub struct HWClient {
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    sock: TcpStream,
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    decoder: ProtocolDecoder,
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    buf_out: netbuf::Buf,
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    pub nick: String,
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    roomId: Token,
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}
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impl HWClient {
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    pub fn new(sock: TcpStream, roomId: &Token) -> HWClient {
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        HWClient {
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            sock: sock,
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            decoder: ProtocolDecoder::new(),
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            buf_out: netbuf::Buf::new(),
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            nick: String::new(),
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            roomId: roomId.clone(),
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        }
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    }
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    pub fn register(&mut self, poll: &Poll, token: Token) {
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        poll.register(&self.sock, token, Ready::all(),
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                      PollOpt::edge())
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            .ok().expect("could not register socket with event loop");
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        self.send_msg(HWServerMessage::Connected(utils::PROTOCOL_VERSION));
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    }
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    pub fn deregister(&mut self, poll: &Poll) {
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        poll.deregister(&self.sock);
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    }
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    pub fn send_raw_msg(&mut self, msg: &[u8]) {
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        self.buf_out.write(msg).unwrap();
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        self.flush();
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    }
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    pub fn send_string(&mut self, msg: &String) {
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        self.send_raw_msg(&msg.as_bytes());
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    }
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    pub fn send_msg(&mut self, msg: HWServerMessage) {
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        self.send_string(&msg.to_raw_protocol());
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    }
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    fn flush(&mut self) {
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        self.buf_out.write_to(&mut self.sock).unwrap();
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        self.sock.flush();
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    }
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    pub fn readable(&mut self, poll: &Poll) -> Vec<Action> {
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        let v = self.decoder.read_from(&mut self.sock).unwrap();
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        debug!("Read {} bytes", v);
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        let mut response = Vec::new();
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        {
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            for msg in self.decoder.extract_messages() {
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                response.push(ReactProtocolMessage(msg));
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/*                match msg {
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                    Ping => response.push(SendMe(Pong.to_raw_protocol())),
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                    Quit(Some(msg)) => response.push(ByeClient("User quit: ".to_string() + &msg)),
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                    Quit(None) => response.push(ByeClient("User quit".to_string())),
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                    Nick(nick) => if self.nick.len() == 0 {
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                        response.push(SetNick(nick.to_string()));
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                    },
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                    Malformed => warn!("Malformed/unknown message"),
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                    Empty => warn!("Empty message"),
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                    _ => unimplemented!(),
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                }*/
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            }
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        }
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        self.decoder.sweep();
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        response
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    }
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    pub fn writable(&mut self, poll: &Poll) -> io::Result<()> {
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        self.buf_out.write_to(&mut self.sock)?;
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        Ok(())
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    }
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    pub fn error(&mut self, poll: &Poll) -> Vec<Action> {
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        return vec![ByeClient("Connection reset".to_string())]
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    }
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}