exp backoff and theads handling

client-network/src/registration.rs

@@ -60,7 +60,7 @@ pub async fn perform_handshake(
     println!("username: {}, ip: {}", username.clone(), ip.clone());
     let crypto_pair = sd.cryptopair_ref();
     let senders = sd.senders_ref();
-    let messages_list = sd.messages_list_ref();
+
     let id = generate_id();
     let server_addr_query = get_socket_address(username.clone(), ip.clone());
     match server_addr_query.await {
@@ -73,12 +73,11 @@ pub async fn perform_handshake(
             let hello_handshake = construct_message(1, payload, id, crypto_pair);
             match hello_handshake {
                 Some(handshake_message) => {
-                    senders.send_via(
-                        0,
+                    senders.send_dispatch(
                         handshake_message,
                         sockaddr_bytes.to_string(),
                         is_server_handshake,
-                        messages_list,
+                        sd.messages_list(),
                     );
                 }
                 None => {}