From 3a7983d2de2e160f009d04f9764ed3e3b144e61f Mon Sep 17 00:00:00 2001
From: David Baker <dave@matrix.org>
Date: Thu, 30 Mar 2023 14:07:49 +0100
Subject: [PATCH] Add displayname on call spans

---
 src/otel/OTelGroupCallMembership.ts | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/otel/OTelGroupCallMembership.ts b/src/otel/OTelGroupCallMembership.ts
index 53551b0..2ec11bd 100644
--- a/src/otel/OTelGroupCallMembership.ts
+++ b/src/otel/OTelGroupCallMembership.ts
@@ -170,6 +170,9 @@ export class OTelGroupCallMembership {
           // XXX: anonymity
           span.setAttribute("matrix.call.target.userId", userId);
           span.setAttribute("matrix.call.target.deviceId", deviceId);
+
+          const displayName = this.groupCall.room.getMember(userId)?.name;
+          span.setAttribute("matrix.call.target.displayName", displayName);
           this.callsByCallId.set(call.callId, {
             userId,
             deviceId,