From 36c3306c6786f445a1575a5f07c3630fbd43909b Mon Sep 17 00:00:00 2001
From: PMKuipers <pm@miqra.nl>
Date: Mon, 7 Aug 2023 22:11:28 +0200
Subject: [PATCH] Fix course date change not reflected in due dates due to
 caching

---
 classes/studyplanservice.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/classes/studyplanservice.php b/classes/studyplanservice.php
index 29f267d..ca71159 100644
--- a/classes/studyplanservice.php
+++ b/classes/studyplanservice.php
@@ -1235,7 +1235,9 @@ class studyplanservice extends \external_api
                 'reset_start_date_old' => $course->startdate,
                 'reset_end_date_old' => $course->enddate,
             ]);
-
+            // purge course cache so the dates are properly reflected
+            \course_modinfo::purge_course_cache($course->id);
+            
             return (new courseinfo($course->id))->editor_model();
         } else {
             // probably should return a nice message