core/src/chat/serv_conn.rs

87 lines
2.7 KiB
Rust

use crate::chat::types::PackedMessage;
use crate::fcpv2;
use async_std::task;
use serde_derive::Deserialize;
use std::env;
use std::sync::mpsc::{Receiver, Sender};
use tokio::{
io::{self, AsyncReadExt, AsyncWriteExt},
net::{
tcp::{OwnedReadHalf, OwnedWriteHalf},
TcpStream,
},
};
type SP = Sender<PackedMessage>;
type RP = Receiver<PackedMessage>;
#[tokio::main]
pub async fn listen_server(client_sender: SP, server_receiver: RP) -> io::Result<()> {
task::block_on(connect_to_server(client_sender, server_receiver))
}
async fn connect_to_server(client_sender: SP, server_receiver: RP) -> io::Result<()> {
let addr = env::args()
.nth(1)
.unwrap_or_else(|| "127.0.0.1:9481".to_string());
let stream = TcpStream::connect(&addr).await.expect("weeror here");
let (mut receiver, mut sender) = stream.into_split();
let t = task::spawn(server_responce_getter(receiver, client_sender));
to_server_sender(sender, server_receiver).await?;
match t.await {
Ok(_) => Ok(()),
Err(e) => Err(e),
}
}
async fn server_responce_getter(mut receiver: OwnedReadHalf, client_sender: SP) -> io::Result<()> {
loop {
let mut buffer = [0; 512];
match receiver.read(&mut buffer).await {
Ok(_) => {
let received = String::from_utf8_lossy(&buffer[..]);
println!("received {}", received);
client_sender
.send(PackedMessage {
message: received.to_string(),
})
.unwrap();
}
Err(e) => println!("Error: {} ", e),
}
}
Ok(())
}
async fn to_server_sender(mut sender: OwnedWriteHalf, server_receiver: RP) -> io::Result<()> {
while let Ok(res) = server_receiver.recv() {
//TODO from_core_to_server_handler
if res.message == "STARTAPP!" {
let _ = sender
.write(("ClientHello\nName=ggg\nExpectedVersion=2.0\nEndMessage\n\n").as_bytes())
.await?;
} else if res.message.lines().next() == Some("ClientGet") {
let _ = sender.write(res.message.as_bytes()).await?;
} else {
//println!("{:?}", res.message);
let _ = sender.write(
format!(
"ClientPut\nIdentifier=hello\nURI=KSK@msg23.txt\nDataLength={}\nUploadFrom=direct\nEndMessage\n{}\n\n",
res.message.len(),
res.message
)
.as_bytes(),
).await;
}
}
Ok(())
}
#[derive(Deserialize, Debug)]
struct FrontMsg {
user_id: u32,
receiver_id: u32,
message: String,
time: String,
}