From dce9890bfa805ff78a6b05a68c3da0bc736da107 Mon Sep 17 00:00:00 2001
From: Guido Schmit <scarriffle@MacBook-Pro.local>
Date: Wed, 29 Apr 2026 20:22:34 +0200
Subject: [PATCH] =?UTF-8?q?fix:=20Termin-=C3=84nderungen=20(Farbe,=20Titel?=
 =?UTF-8?q?,=20etc.)=20sofort=20ohne=20Reload=20anzeigen=20Nach=20dem=20Sp?=
 =?UTF-8?q?eichern=20eines=20Termins=20wird=20das=20gecachte=20Event-Objek?=
 =?UTF-8?q?t=20direkt=20in-place=20gepatcht=20und=20die=20View=20neu=20ger?=
 =?UTF-8?q?endert.=20Vorher=20war=20die=20neue=20Farbe=20erst=20nach=20F5?=
 =?UTF-8?q?=20sichtbar,=20weil=20zwar=20fetchAndRender(true)=20aufgerufen?=
 =?UTF-8?q?=20wurde,=20aber=20der=20Render-Pfad=20das=20Update=20nicht=20z?=
 =?UTF-8?q?uverl=C3=A4ssig=20=C3=BCbernommen=20hat.?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 frontend/js/calendar.js | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/frontend/js/calendar.js b/frontend/js/calendar.js
index 362af1c..c2c38a5 100644
--- a/frontend/js/calendar.js
+++ b/frontend/js/calendar.js
@@ -146,6 +146,19 @@ function applyCalendarColor(source, calId, color) {
   renderView();
 }
 
+// Patch a single event in cache after edit/save, then re-render immediately.
+// 'patch' is the new field values to merge into the existing cached event.
+function applyEventPatch(eventId, eventUrl, patch) {
+  const targetUrl = eventUrl || '';
+  eventCache.events.forEach(ev => {
+    if (ev.id === eventId && (ev.url || '') === targetUrl) {
+      Object.assign(ev, patch);
+    }
+  });
+  state.events = eventCache.events;
+  renderView();
+}
+
 // Fire-and-forget: extend the cache toward whichever edge the view is approaching
 function prefetchIfNeeded(viewStart, viewEnd) {
   if (!eventCache.start || !eventCache.end) return;
@@ -1443,6 +1456,13 @@ function bindEventModal() {
             { title, start, end, allDay, location: loc, description: desc, color: color || null, rrule: rrule || '' }
           );
         }
+        // Patch the cached event in-place so the UI reflects changes immediately
+        applyEventPatch(ev.id, ev.url, {
+          title, start, end, allDay,
+          location: loc, description: desc,
+          color: color || null,
+          rrule: rrule || null,
+        });
         showToast(t('event_updated'));
       } else if (isGoogle) {
         const calDbId = parseInt(calVal.replace('google-', ''));