From ca5dd88fcb141049f140d862ac725a39a14f6395 Mon Sep 17 00:00:00 2001
From: Rolands <rolands.laucis@gmail.com>
Date: Wed, 7 Jan 2026 11:58:57 +0200
Subject: [PATCH] structuredClone old prop val

---
 core/core-server.ts    | 4 +---
 core/package-lock.json | 4 ++--
 core/package.json      | 2 +-
 3 files changed, 4 insertions(+), 6 deletions(-)

diff --git a/core/core-server.ts b/core/core-server.ts
index c293d78..4306a39 100644
--- a/core/core-server.ts
+++ b/core/core-server.ts
@@ -887,9 +887,7 @@ export class SocioServer extends LogHandler {
         const prop = this.#props.get(key);
         if (!prop) throw new E(`Prop key [${key}] not registered! [#prop-update-not-found]`);
 
-        const old_prop_val = prop.val; //bcs the assigner somehow changes this property. Weird. 
-        //Dont think JS allows such ref pointers to work. But this then keeps the correct val. 
-        //This idea works bcs the mutator of the data should be the first to run this and all other session will get informed here with that sessions diff.
+        const old_prop_val = structuredClone(prop.val); //bcs the assigner changes this property.
 
         if (prop.assigner(key, new_val, sender_client_id ? this.#sessions.get(sender_client_id) : undefined)) {//if the prop was passed and the value was set successfully, then update all the subscriptions
             const new_assigned_prop_val = this.GetPropVal(key); //should be GetPropVal, bcs i cant know how the assigner changed the val. But since it runs once per update, then i can cache this call here right after the assigner.
diff --git a/core/package-lock.json b/core/package-lock.json
index cd3ba37..96a4daa 100644
--- a/core/package-lock.json
+++ b/core/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "socio",
-  "version": "1.15.10",
+  "version": "1.15.11",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "socio",
-      "version": "1.15.10",
+      "version": "1.15.11",
       "license": "MIT",
       "dependencies": {
         "@msgpack/msgpack": "^3.1.2",
diff --git a/core/package.json b/core/package.json
index 1d680ec..d074a1b 100644
--- a/core/package.json
+++ b/core/package.json
@@ -1,6 +1,6 @@
 {
   "name": "socio",
-  "version": "1.15.10",
+  "version": "1.15.11",
   "description": "A WebSocket Real-Time Communication (RTC) API framework.",
   "main": "./dist/core.js",
   "type": "module",