From c725ecaed70caa636baa63953ba9d926b8e22dce Mon Sep 17 00:00:00 2001
From: Richard Steinmetz <richard@steinmetz.cloud>
Date: Thu, 9 Jan 2025 10:42:22 +0100
Subject: [PATCH] fixup! feat(ocp): add calendar api to retrieve availability
 of attendees

---
 lib/private/Calendar/Manager.php   | 9 ++++++++-
 tests/lib/Calendar/ManagerTest.php | 2 --
 2 files changed, 8 insertions(+), 3 deletions(-)

diff --git a/lib/private/Calendar/Manager.php b/lib/private/Calendar/Manager.php
index 8799e0f858032..5a8fc8db09248 100644
--- a/lib/private/Calendar/Manager.php
+++ b/lib/private/Calendar/Manager.php
@@ -33,6 +33,7 @@
 use Sabre\HTTP\Response;
 use Sabre\VObject\Component\VCalendar;
 use Sabre\VObject\Component\VEvent;
+use Sabre\VObject\Component\VFreeBusy;
 use Sabre\VObject\Property\VCard\DateTime;
 use Sabre\VObject\Reader;
 use Throwable;
@@ -560,11 +561,17 @@ public function checkAvailability(
 				$mailtoLen,
 			);
 
+			$vfreebusy = $freeBusyResponseData->VFREEBUSY;
+			if (!($vfreebusy instanceof VFreeBusy)) {
+				continue;
+			}
+
 			// TODO: actually check values of FREEBUSY properties to find a free slot
 			$isAvailable = true;
-			$freeBusyProps = $freeBusyResponseData->VFREEBUSY->FREEBUSY;
+			$freeBusyProps = $vfreebusy->FREEBUSY;
 			if ($freeBusyProps !== null) {
 				foreach ($freeBusyProps as $prop) {
+					// BUSY is the default, in case FBTYPE is not present
 					if (isset($prop['FBTYPE']) && $prop['FBTYPE'] === 'FREE') {
 						continue;
 					}
diff --git a/tests/lib/Calendar/ManagerTest.php b/tests/lib/Calendar/ManagerTest.php
index 3fa63a9a70d57..4490a26c54a5b 100644
--- a/tests/lib/Calendar/ManagerTest.php
+++ b/tests/lib/Calendar/ManagerTest.php
@@ -6,7 +6,6 @@
 
 namespace Test\Calendar;
 
-use AdvancedJsonRpc\Request;
 use DateTimeImmutable;
 use OC\AppFramework\Bootstrap\Coordinator;
 use OC\Calendar\AvailabilityResult;
@@ -28,7 +27,6 @@
 use Psr\Log\LoggerInterface;
 use Sabre\DAV\Exception\Forbidden;
 use Sabre\HTTP\RequestInterface;
-use Sabre\HTTP\Response;
 use Sabre\HTTP\ResponseInterface;
 use Sabre\VObject\Component\VCalendar;
 use Sabre\VObject\Document;