From bd048a245b5c5cae3ff0510f448fb5a4f4fe86c3 Mon Sep 17 00:00:00 2001
From: Martin Bauer <martin@bauer.tech>
Date: Thu, 9 Apr 2026 16:29:00 +0200
Subject: [PATCH] pagination fix

---
 eventplanner_gcal/google_sync.py | 26 +++++++++++++++++++-------
 1 file changed, 19 insertions(+), 7 deletions(-)

diff --git a/eventplanner_gcal/google_sync.py b/eventplanner_gcal/google_sync.py
index 46f6e10..59f6487 100644
--- a/eventplanner_gcal/google_sync.py
+++ b/eventplanner_gcal/google_sync.py
@@ -230,6 +230,7 @@ def get_all_gcal_events(service, from_now=False):
     Retrieves all gcal events with custom property blechreizEvent=True.
 
     These are all events that have been created by this script.
+    Handles pagination so all events are returned regardless of count.
     """
     if from_now:
         now = datetime.datetime.now()
@@ -237,21 +238,32 @@ def get_all_gcal_events(service, from_now=False):
     else:
         min_time = "2000-01-01T00:00:00-00:00"
 
+    all_items = []
+    page_token = None
+
     try:
-        events = (
-            service.events()
-            .list(
+        while True:
+            kwargs = dict(
                 calendarId="primary",
                 singleEvents=True,
-                maxResults=1000,
+                maxResults=250,  # max allowed per page by the API
                 orderBy="startTime",
                 timeMin=min_time,
                 timeMax="2100-01-01T00:00:00-00:00",
                 privateExtendedProperty="blechreizEvent=true",
             )
-            .execute()
-        )
-        return events.get("items", [])
+            if page_token:
+                kwargs["pageToken"] = page_token
+
+            response = service.events().list(**kwargs).execute()
+            all_items.extend(response.get("items", []))
+
+            page_token = response.get("nextPageToken")
+            if not page_token:
+                break
+
+        logger.info(f"Fetched {len(all_items)} GCal events (all pages)")
+        return all_items
     except Exception as e:
         logger.error(f"Failed to retrieve GCal events: {e}")
         return []