Remove users from server, if not reachable

1 files changed, 9 insertions, 3 deletions

diff --git a/game_server/src/scribble_group.rs b/game_server/src/scribble_group.rs
index e68c6df..01090de 100644
--- a/game_server/src/scribble_group.rs
+++ b/game_server/src/scribble_group.rs
@@ -35,15 +35,21 @@ impl Group for ScribbleGroup {
         let self_uid = id;
         std::thread::spawn(move || {
             loop {
-                let message = rec.recv_message().unwrap();
-                info!("got message: '{:?}'", message);
+                let message = match rec.recv_message() {
+                    Ok(x) => x,
+                    _ => break
+                };
+                //trace!("got message: '{:?}'", message);
                 let mut senders = senders_mutex.lock().unwrap();
                 for (uid, sender) in senders.iter_mut() {
                     if self_uid != *uid {
-                        sender.send_message(&message);
+                        sender.send_message(&message)
+                            .unwrap_or_else(|_| debug!("tried to send message to {}, but failed", *uid));
                     }
                 }
             }
+            senders_mutex.lock().unwrap().remove(&self_uid);
+            info!("client {} has left", self_uid);
         });
     }
 }