chore: refactor listener and default peer

src/message/message_reader.rs

@@ -63,6 +63,10 @@ impl MessageReader {
         Ok(())
     }
 
+    pub fn buffer_len(&self) -> usize {
+        self.buffer.len()
+    }
+
     pub fn extract_message(&mut self) -> io::Result<Option<Message>> {
         let bytes_read = self.buffer.len();
         if bytes_read < 4 {

src/message/peer/peer_init.rs

@@ -3,6 +3,7 @@ use std::sync::mpsc::Sender;
 use crate::{
     message::{Message, MessageHandler},
     peer::PeerOperation,
+    trace,
 };
 
 pub struct PeerInit;
@@ -15,6 +16,15 @@ impl MessageHandler<PeerOperation> for PeerInit {
         message.set_pointer(4);
         let _message_code = message.read_int8();
         let username = message.read_string();
+        let connection_type = message.read_string();
+        let token = message.read_int32();
+        trace!(
+            "PeerInit: username: {}, connection_type: {}, token: {}",
+            username,
+            connection_type,
+            token
+        );
+
         sender.send(PeerOperation::SetUsername(username)).unwrap();
     }
 }