e2e-irc/src/listener_server.rs

42 lines
1.3 KiB
Rust

use std::io::{ErrorKind, Read, Write};
use std::net::TcpListener;
use std::sync::mpsc;
pub fn listen_to_client(tx: mpsc::Sender<String>, rx: mpsc::Receiver<String>, port: &str) {
let listener = TcpListener::bind("127.0.0.1:".to_string() + port).unwrap();
let mut stream = listener.accept().unwrap().0;
stream
.set_nonblocking(true)
.expect("Couldn't set nonblocking");
loop {
let mut buffer: Vec<u8> = Vec::new();
let mut buf: [u8; 1] = [0];
let newline: u8 = b'\n';
while buf[0] != newline {
match stream.read(&mut buf) {
Ok(_length) => buffer.push(buf[0]),
Err(_error) => match _error.kind() {
ErrorKind::WouldBlock => {},
_ => {
dbg!(_error);
}
},
}
match rx.try_recv() {
Ok(value) => {
match stream.write_all(value.as_bytes()) {
Ok(_) => {}
Err(_e) => println!("Couldn't send {value}"),
};
}
Err(_e) => {}
}
}
let _ = tx.send(String::from_utf8_lossy(&buffer).to_string());
}
}