From 710d7964ee5c59757ff729fa701fd6cfbf19de89 Mon Sep 17 00:00:00 2001
From: lebaudantoine <lebaud.antoine131@gmail.com>
Date: Tue, 18 Feb 2025 17:44:14 +0100
Subject: [PATCH] =?UTF-8?q?=E2=99=BB=EF=B8=8F(backend)=20extract=20LiveKit?=
 =?UTF-8?q?=20connection=20info=20generation=20function?=
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Extract serialization logic for LiveKit server connection data to make it
reusable across endpoints. Function naming will be improved in future
refactoring when utility functions are moved to a proper service.
---
 src/backend/core/api/serializers.py | 14 ++++----------
 src/backend/core/utils.py           | 18 ++++++++++++++++++
 2 files changed, 22 insertions(+), 10 deletions(-)

diff --git a/src/backend/core/api/serializers.py b/src/backend/core/api/serializers.py
index 252f8556..82d04cbe 100644
--- a/src/backend/core/api/serializers.py
+++ b/src/backend/core/api/serializers.py
@@ -1,6 +1,5 @@
 """Client serializers for the Meet core app."""
 
-from django.conf import settings
 from django.utils.translation import gettext_lazy as _
 
 from rest_framework import serializers
@@ -130,16 +129,11 @@ class RoomSerializer(serializers.ModelSerializer):
             del output["configuration"]
 
         if role is not None or instance.access_level == models.RoomAccessLevel.PUBLIC:
-            slug = f"{instance.id!s}"
+            room_id = f"{instance.id!s}"
             username = request.query_params.get("username", None)
-
-            output["livekit"] = {
-                "url": settings.LIVEKIT_CONFIGURATION["url"],
-                "room": slug,
-                "token": utils.generate_token(
-                    room=slug, user=request.user, username=username
-                ),
-            }
+            output["livekit"] = utils.generate_livekit_config(
+                room_id=room_id, user=request.user, username=username
+            )
 
         output["is_administrable"] = is_admin
 
diff --git a/src/backend/core/utils.py b/src/backend/core/utils.py
index 304b5de7..55eab530 100644
--- a/src/backend/core/utils.py
+++ b/src/backend/core/utils.py
@@ -81,3 +81,21 @@ def generate_token(room: str, user, username: Optional[str] = None) -> str:
     )
 
     return token.to_jwt()
+
+
+def generate_livekit_config(room_id: str, user, username: str) -> dict:
+    """Generate LiveKit configuration for room access.
+
+    Args:
+        room_id: Room identifier
+        user: User instance requesting access
+        username: Display name in room
+
+    Returns:
+        dict: LiveKit configuration with URL, room and access token
+    """
+    return {
+        "url": settings.LIVEKIT_CONFIGURATION["url"],
+        "room": room_id,
+        "token": generate_token(room=room_id, user=user, username=username),
+    }