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#![feature(slice_as_array)]
use anyhow::Result;
use clap::Parser;
use log::{error, warn};
use std::{
marker::PhantomData,
net::{IpAddr, SocketAddr, TcpListener},
path::PathBuf,
sync::Arc,
thread::spawn,
};
use tungstenite::{Message, accept};
use weareshared::{packets::Resource, store::ResourceStore};
#[derive(Parser, Debug)]
struct Args {
#[arg(short, long, default_value = "::")]
bind_addr: IpAddr,
#[arg(short, long, default_value = "28557")]
port: u16,
pack: PathBuf,
}
fn main() -> Result<()> {
env_logger::init_from_env("LOG");
let args = Args::parse();
let listener = TcpListener::bind(SocketAddr::new(args.bind_addr, args.port)).unwrap();
let store = Arc::new(ResourceStore::new_respack_file(&args.pack)?);
loop {
let (stream, _) = listener.accept()?;
let store = store.clone();
spawn(move || {
let mut websocket = accept(stream).unwrap();
loop {
let Ok(msg) = websocket.read() else { break };
match msg {
Message::Text(a) => {
let a = a.to_string();
let r = if a == "entry" {
if let ResourceStore::Respack(pack) = &*store {
let pack = pack.lock().unwrap();
if let Some(entry) = pack.entry() {
websocket.send(Message::Binary(entry.0.to_vec().into()))
} else {
websocket.send(Message::Text("no_entry".into()))
}
} else {
unreachable!()
}
} else {
websocket.send(Message::Text("unknown_packet".into()))
};
if let Err(e) = r {
warn!("{e}");
}
}
Message::Binary(bytes) if bytes.len() == 32 => {
let res = Resource(*bytes.as_array().unwrap(), PhantomData);
let r = match store.get_raw(res) {
Ok(Some(data)) => websocket.send(Message::Binary(data.into())),
Ok(None) => websocket.send(Message::Text("not_found".into())),
Err(e) => {
error!("{e}");
websocket.send(Message::Text("error".into()))
}
};
if let Err(e) = r {
warn!("{e}");
}
}
_ => (),
}
}
});
}
}
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