From 42b742feb1f979cfcb6029bb38fa79b896f953a2 Mon Sep 17 00:00:00 2001
From: Alex Janka <alex@alexjanka.com>
Date: Thu, 7 Mar 2024 09:24:07 +1100
Subject: [PATCH] log mdns discoveries

---
 homekit-controller/src/lib.rs | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/homekit-controller/src/lib.rs b/homekit-controller/src/lib.rs
index f7bfbc6..fe16a5b 100644
--- a/homekit-controller/src/lib.rs
+++ b/homekit-controller/src/lib.rs
@@ -111,7 +111,14 @@ pub fn spawn_discover_thread() -> Result<MdnsDiscoveredList, DiscoveryError> {
                             None
                         }) {
                             let mut connections = discovered.write().await;
-                            connections.insert(id, (ip.to_string(), port));
+                            if !connections.get(&id).is_some_and(|(old_ip, old_port)| {
+                                *old_ip == ip.to_string() && *old_port == port
+                            }) {
+                                log::info!(
+                                    "mdns: discovered {name} - id: {id}, ip: {ip}, port: {port}"
+                                );
+                                connections.insert(id, (ip.to_string(), port));
+                            }
                         }
                     }
                 }