From 9557e6bdd3fe758010e269dab01d7654e973d4c4 Mon Sep 17 00:00:00 2001
From: Broque Thomas <26755000+Nezreka@users.noreply.github.com>
Date: Thu, 12 Mar 2026 08:52:08 -0700
Subject: [PATCH] =?UTF-8?q?Fix=20sync=20stuck=20at=2080%=20=E2=80=94=20ser?=
 =?UTF-8?q?ialize=20datetime=20in=20SyncResult=20for=20WebSocket=20emit?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 web_server.py             | 9 +++++++--
 webui/static/particles.js | 3 +++
 2 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/web_server.py b/web_server.py
index 518ffafb..749b6c21 100644
--- a/web_server.py
+++ b/web_server.py
@@ -24912,11 +24912,16 @@ def _run_sync_task(playlist_id, playlist_name, tracks_json, automation_id=None):
         print(f"   Result details: matched={getattr(result, 'matched_tracks', 'N/A')}, total={getattr(result, 'total_tracks', 'N/A')}")
 
         # Update final state on completion
+        # Convert result to JSON-serializable dict (datetime/errors can't be emitted via SocketIO)
+        result_dict = {
+            k: (v.isoformat() if hasattr(v, 'isoformat') else v)
+            for k, v in result.__dict__.items()
+        }
         with sync_lock:
             sync_states[playlist_id] = {
                 "status": "finished",
-                "progress": result.__dict__,  # Store result as progress for status endpoint compatibility
-                "result": result.__dict__  # Keep result for backward compatibility
+                "progress": result_dict,
+                "result": result_dict
             }
         print(f"🏁 Sync finished for {playlist_id} - state updated")
 
diff --git a/webui/static/particles.js b/webui/static/particles.js
index 0b59cd28..e54dc2b8 100644
--- a/webui/static/particles.js
+++ b/webui/static/particles.js
@@ -6,6 +6,9 @@
 (function () {
     'use strict';
 
+    // Disable particles on mobile devices for performance
+    if (window.innerWidth <= 768 || /Mobi|Android|iPhone|iPad|iPod/i.test(navigator.userAgent)) return;
+
     const canvas = document.getElementById('page-particles-canvas');
     if (!canvas) return;
     const ctx = canvas.getContext('2d');