From 4dd79c238f30f3eca507d96f6301849821d290ab Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Laura=20Kl=C3=BCnder?= <laura@codingcatgirl.de>
Date: Sat, 11 Nov 2023 17:18:37 +0100
Subject: [PATCH] locate_test should filter out invalid range readings

---
 src/c3nav/routing/api.py | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/src/c3nav/routing/api.py b/src/c3nav/routing/api.py
index b295dc39..bac50bfc 100644
--- a/src/c3nav/routing/api.py
+++ b/src/c3nav/routing/api.py
@@ -184,7 +184,14 @@ class RoutingViewSet(ViewSet):
         msg = node.last_messages[MeshMessageType.LOCATE_RANGE_RESULTS]
 
         locator = RangeLocator.load()
-        location = locator.locate({r.peer: r.distance for r in msg.parsed.ranges}, None)
+        location = locator.locate(
+            {
+                r.peer: r.distance
+                for r in msg.parsed.ranges
+                if r.distance != 0xFFFF
+            },
+            None
+        )
         return Response({
             "ranges": msg.parsed.tojson(msg.parsed)["ranges"],
             "datetime": msg.datetime,