start working with multithreading

src/chat/#front_conn.rs#

@@ -0,0 +1,89 @@
+use crate::encrypting;
+use crate::db;
+use async_std::{
+    io,
+    net::{TcpListener, TcpStream},
+    task,
+};
+use async_tungstenite::{accept_async, tungstenite::Message, WebSocketStream};
+use futures::{SinkExt, StreamExt};
+use serde_derive::Deserialize;
+use std::env;
+pub fn listen_client() -> io::Result<()> {
+    task::block_on(connect_to_client())
+}
+
+async fn connect_to_client() -> io::Result<()> {
+    let addr = env::args()
+        .nth(1)
+        .unwrap_or_else(|| "127.0.0.1:8080".to_string());
+
+    let listener = TcpListener::bind(&addr).await?;
+
+    println!("Debugging!");
+    while let Ok((stream, _)) = listener.accept().await {
+        task::spawn(accept_client(stream));
+    }
+
+    Ok(())
+}
+
+#[derive(Deserialize, Debug)]
+struct FrontMsg {
+    userID: u32,
+    receiverID: u32,
+    message: String,
+    time: String,
+}
+
+async fn accept_client(stream: TcpStream) -> io::Result<()> {
+    let addr = stream
+        .peer_addr()
+        .expect("connected streams should have a peer address");
+    println!("Peer address: {}", addr);
+
+    let ws = accept_async(stream)
+        .await
+        .expect("err during the ws handshake");
+
+    println!("connected to: {}", addr);
+
+    let (mut sender, mut receiver) = ws.split();
+    let mut new_msg = receiver.next();
+    loop {
+        match new_msg.await {
+            Some(msg) => {
+                let jsoned = msg.unwrap();
+                let res: serde_json::Result<FrontMsg> =
+                    serde_json::from_str(jsoned.to_text().unwrap());
+                if let Ok(received_msg) = res {
+                    let id = received_msg.receiverID;
+
+                    /* message example
+                    {
+                    "userID": 123456789,
+                    "receiverID": 123456789,
+                    "message": "hey dude",
+                    "time": "Tue Oct 13 2020 18:31:22 GMT+0300 (Eastern European Summer Time)",
+
+                    }
+                    */
+                    sender
+                        .send(Message::Text(String::from("Sended").to_owned()))
+                        .await
+                        .expect("ooops");
+                } else {
+                    println!("seems, that messsage formatted wrong");
+		    println!("{:?}", res);
+                }
+
+                new_msg = receiver.next();
+            }
+            None => {
+                break;
+            }
+        }
+    }
+
+    Ok(())
+}

src/chat/front_conn.rs

@@ -1,3 +1,4 @@
+use crate::db;
 use crate::encrypting;
 use async_std::{
     io,
@@ -19,10 +20,11 @@ async fn connect_to_client() -> io::Result<()> {
 
     let listener = TcpListener::bind(&addr).await?;
 
+    println!("Debugging!");
     while let Ok((stream, _)) = listener.accept().await {
         task::spawn(accept_client(stream));
     }
-    println!("HEY");
+    println!("Debugging 2!");
 
     Ok(())
 }
@@ -56,8 +58,7 @@ async fn accept_client(stream: TcpStream) -> io::Result<()> {
                 let res: serde_json::Result<FrontMsg> =
                     serde_json::from_str(jsoned.to_text().unwrap());
                 if let Ok(received_msg) = res {
-                    let id = received_msg.receiverID;
-                    println!("{:?}", id);
+                    let msg = received_msg.message;
 
                     /* message example
                     {
@@ -69,7 +70,7 @@ async fn accept_client(stream: TcpStream) -> io::Result<()> {
                     }
                     */
                     sender
-                        .send(Message::Text(String::from("msg").to_owned()))
+                        .send(Message::Text(String::from("Sended").to_owned()))
                         .await
                         .expect("ooops");
                 } else {

src/db/mod.rs

@@ -0,0 +1,4 @@
+pub mod messaging;
+fn main () {
+
+}

src/db/mod.rs~

@@ -0,0 +1,4 @@
+pub mod messaging
+fn main () {
+
+}

src/lib.rs

@@ -1,4 +1,5 @@
 pub mod encrypting;
+pub mod db;
 
 mod chat;
 pub use chat::front_conn;

src/main.rs

@@ -1,10 +1,73 @@
 mod chat;
+
+mod db;
 mod encrypting;
 use async_std::io;
 use chat::front_conn::listen_client;
 
+use std::{
+    sync::{
+        mpsc,
+        mpsc::{Receiver, Sender},
+    },
+    thread,
+};
 fn main() -> io::Result<()> {
-    listen_client()
+    //    listen_client();
+
+    enum ClientMessage {
+        Message(String),
+        Nope,
+    }
+    struct MFA{
+        encoded_msg: String
+            // TODO add User field
+    }; //Message from above
+
+
+    struct ClientHandler {
+        message: ClientMessage,
+    }
+
+    struct ServerHandler {
+        messages: Vec<MFA>
+    }
+
+    let (server_sender, server_receiver) : (Sender<ClientHandler>, Receiver<ClientHandler>) = mpsc::channel(); // server sender, server receiver
+    let (client_sender, client_receiver) :  (Sender<ServerHandler>, Receiver<ServerHandler>) = mpsc::channel(); // client sender, client receiver
+
+    let client_listener = thread::spawn(move || {
+            let a = server_receiver.recv();
+            let it_will_drop = match a.message {
+                ClientMessage::Message(m) => {
+                    println!("{}", &m);
+                    m
+                },
+                ClientMessage::Nope => String::from("fail!!"),
+            };
+            server_sender.send(ClientHandler{message: ClientMessage::Message(String::from("I come from frontend"))});
+    });
+
+    let server_listener = thread::spawn(move || loop {
+        let m1 = String::from("It's a encoded message from Jim");
+        let m2 = String::from("It's a encoded message from one killer, who trying to find you");
+
+        let mut fromabove =  ServerHandler{messages: vec![MFA(m1), MFA(m2)]};
+
+        for msg in fromabove.messages.iter() {
+            let msg = |MFA(lol)| ;
+
+        }
+
+        let mut a: ClientHandler = ClientHandler {
+            message: ClientMessage::Message(String::from("yup")),
+        }
+        let it_will_drop = match a.message {
+            ClientMessage::Message(m) => m,
+            ClientMessage::Nope => String::from("fail!!"),
+        };
+    });
+    Ok(())
 }
 /*
 fn main() {