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initial rust version

This commit is contained in:
Robin Appelman 2017-10-05 21:49:04 +02:00
commit 5e853f76e2
5 changed files with 471 additions and 0 deletions

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.gitignore vendored Normal file
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.idea
target

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Cargo.lock generated Normal file
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Cargo.toml Normal file
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[package]
name = "sync"
version = "0.1.0"
authors = ["Robin Appelman <robin@icewind.nl>"]
[dependencies]
mio-websocket = { git = "https://github.com/nbaksalyar/mio-websocket" }
mio = "*"
serde = "*"
serde_json = "*"
serde_derive = "*"

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#[macro_use]
extern crate serde_derive;
extern crate mio_websocket;
extern crate mio;
extern crate serde;
extern crate serde_json;
use std::net::SocketAddr;
use mio::Token;
use mio_websocket::interface::*;
use std::collections::HashMap;
use std::borrow::Borrow;
#[derive(Debug, Serialize, Deserialize)]
#[serde(tag = "type")]
enum SyncCommand {
#[serde(rename = "create")]
CreateCommand { session: String },
#[serde(rename = "join")]
JoinCommand { session: String },
#[serde(rename = "tick")]
TickPacket { session: String, tick: u64 },
#[serde(rename = "play")]
PlayPacket { session: String, play: bool }
}
struct Session {
owner: Token,
clients: Vec<Token>,
tick: u64,
playing: bool
}
fn handle_command(command: SyncCommand, sessions: &mut HashMap<String, Session>, client: Token, ws: &mut WebSocket) {
match command {
SyncCommand::CreateCommand { session } => {
let new_session = Session {
owner: client,
clients: Vec::new(),
playing: false,
tick: 0
};
sessions.insert(session, new_session);
}
SyncCommand::JoinCommand { session: session_name } => {
match sessions.get_mut(&session_name) {
Some(mut session) => session.clients.push(client),
None => println!("session {} not found", session_name)
}
}
SyncCommand::TickPacket { tick, session: session_name } => {
match sessions.get_mut(&session_name) {
Some(mut session) => {
if session.owner == client {
session.tick = tick;
let command_text = serde_json::to_string(&SyncCommand::TickPacket {
tick,
session: session_name
}).unwrap();
for peer in ws.get_connected().unwrap() {
if peer != client {
println!("-> relaying to peer {:?}", peer);
let response = WebSocketEvent::TextMessage(command_text.clone());
ws.send((peer, response));
}
}
}
}
None => println!("session {} not found", session_name)
}
}
SyncCommand::PlayPacket { play, session: session_name } => {
match sessions.get_mut(&session_name) {
Some(mut session) => {
if session.owner == client {
session.playing = play;
let command_text = serde_json::to_string(&SyncCommand::PlayPacket {
play,
session: session_name
}).unwrap();
for peer in ws.get_connected().unwrap() {
if peer != client {
println!("-> relaying to peer {:?}", peer);
let response = WebSocketEvent::TextMessage(command_text.clone());
ws.send((peer, response));
}
}
}
}
None => println!("session {} not found", session_name)
}
}
}
}
fn main() {
let mut sessions: HashMap<String, Session> = HashMap::new();
let mut ws = WebSocket::new("0.0.0.0:10000".parse::<SocketAddr>().unwrap());
loop {
match ws.next() {
(tok, WebSocketEvent::Connect) => {
println!("connected peer: {:?}", tok);
}
(tok, WebSocketEvent::TextMessage(msg)) => {
let result: Result<SyncCommand, serde_json::Error> = serde_json::from_str(msg.borrow());
match result {
Ok(command) => {
handle_command(command, &mut sessions, tok.clone(), &mut ws);
}
_ => {}
}
}
(tok, WebSocketEvent::BinaryMessage(msg)) => {
println!("msg from {:?}", tok);
let response = WebSocketEvent::BinaryMessage(msg.clone());
ws.send((tok, response));
}
_ => {}
}
}
}

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<?xml version="1.0" encoding="UTF-8"?>
<module type="RUST_MODULE" version="4">
<component name="NewModuleRootManager" inherit-compiler-output="true">
<exclude-output />
<content url="file://$MODULE_DIR$">
<sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
<sourceFolder url="file://$MODULE_DIR$/examples" isTestSource="false" />
<sourceFolder url="file://$MODULE_DIR$/tests" isTestSource="true" />
<sourceFolder url="file://$MODULE_DIR$/benches" isTestSource="true" />
<excludeFolder url="file://$MODULE_DIR$/target" />
</content>
<orderEntry type="sourceFolder" forTests="false" />
<orderEntry type="library" name="Cargo &lt;sync&gt;" level="project" />
<orderEntry type="library" name="Rust &lt;sync&gt;" level="project" />
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</module>