From cdeb1000faec86e572a24f2d71770b20ad199961 Mon Sep 17 00:00:00 2001
From: Viicos <65306057+Viicos@users.noreply.github.com>
Date: Wed, 27 Dec 2023 12:08:48 +0100
Subject: [PATCH] [#351] Only apply merge on partial updates

---
 src/objects/api/serializers.py | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/src/objects/api/serializers.py b/src/objects/api/serializers.py
index 4b21a948..4e7cc4b4 100644
--- a/src/objects/api/serializers.py
+++ b/src/objects/api/serializers.py
@@ -127,14 +127,12 @@ def update(self, instance, validated_data):
         # object_data is not used since all object attributes are immutable
         object_data = validated_data.pop("object", None)
         validated_data["object"] = instance.object
-        # in case of PATCH
+        # version should be set
         if "version" not in validated_data:
             validated_data["version"] = instance.version
-            if "data" in validated_data:
-                # Apply JSON Merge Patch for record data
-                validated_data["data"] = merge_patch(
-                    instance.data, validated_data["data"]
-                )
+        if self.partial and "data" in validated_data:
+            # Apply JSON Merge Patch for record data
+            validated_data["data"] = merge_patch(instance.data, validated_data["data"])
 
         record = super().create(validated_data)
         return record