From db64b80b53f160cbf6410aaff5b2fdbe2bcff39f Mon Sep 17 00:00:00 2001
From: Christoph Ludolf <ludolf@leifos.de>
Date: Wed, 20 Nov 2024 11:17:20 +0100
Subject: [PATCH] Tracking: Adds LP percentage support for LP MODE COLLECTION

---
 .../classes/class.ilLPTableBaseGUI.php        | 28 ++++++++++---------
 .../status/class.ilLPStatusCollection.php     | 17 +++++++++++
 2 files changed, 32 insertions(+), 13 deletions(-)

diff --git a/components/ILIAS/Tracking/classes/class.ilLPTableBaseGUI.php b/components/ILIAS/Tracking/classes/class.ilLPTableBaseGUI.php
index 9b512555277f..4bccab7826a0 100755
--- a/components/ILIAS/Tracking/classes/class.ilLPTableBaseGUI.php
+++ b/components/ILIAS/Tracking/classes/class.ilLPTableBaseGUI.php
@@ -758,19 +758,21 @@ protected function isPercentageAvailable(int $a_obj_id): bool
         $mode = $olp->getCurrentMode();
         if (in_array(
             $mode,
-            array(ilLPObjSettings::LP_MODE_TLT,
-                         ilLPObjSettings::LP_MODE_VISITS,
-                         ilLPObjSettings::LP_MODE_SCORM,
-                         ilLPObjSettings::LP_MODE_LTI_OUTCOME,
-                         ilLPObjSettings::LP_MODE_CMIX_COMPLETED,
-                         ilLPObjSettings::LP_MODE_CMIX_COMPL_WITH_FAILED,
-                         ilLPObjSettings::LP_MODE_CMIX_PASSED,
-                         ilLPObjSettings::LP_MODE_CMIX_PASSED_WITH_FAILED,
-                         ilLPObjSettings::LP_MODE_CMIX_COMPLETED_OR_PASSED,
-                         ilLPObjSettings::LP_MODE_CMIX_COMPL_OR_PASSED_WITH_FAILED,
-                         ilLPObjSettings::LP_MODE_VISITED_PAGES,
-                         ilLPObjSettings::LP_MODE_TEST_PASSED
-        )
+            [
+                ilLPObjSettings::LP_MODE_TLT,
+                ilLPObjSettings::LP_MODE_VISITS,
+                ilLPObjSettings::LP_MODE_SCORM,
+                ilLPObjSettings::LP_MODE_LTI_OUTCOME,
+                ilLPObjSettings::LP_MODE_CMIX_COMPLETED,
+                ilLPObjSettings::LP_MODE_CMIX_COMPL_WITH_FAILED,
+                ilLPObjSettings::LP_MODE_CMIX_PASSED,
+                ilLPObjSettings::LP_MODE_CMIX_PASSED_WITH_FAILED,
+                ilLPObjSettings::LP_MODE_CMIX_COMPLETED_OR_PASSED,
+                ilLPObjSettings::LP_MODE_CMIX_COMPL_OR_PASSED_WITH_FAILED,
+                ilLPObjSettings::LP_MODE_VISITED_PAGES,
+                ilLPObjSettings::LP_MODE_TEST_PASSED,
+                ilLPObjSettings::LP_MODE_COLLECTION
+            ]
         )) {
             return true;
         }
diff --git a/components/ILIAS/Tracking/classes/status/class.ilLPStatusCollection.php b/components/ILIAS/Tracking/classes/status/class.ilLPStatusCollection.php
index 38a3c35d1440..e7b52d238de9 100755
--- a/components/ILIAS/Tracking/classes/status/class.ilLPStatusCollection.php
+++ b/components/ILIAS/Tracking/classes/status/class.ilLPStatusCollection.php
@@ -527,4 +527,21 @@ public static function _lookupInProgressForObject(
             $a_user_ids
         );
     }
+
+    public function determinePercentage(int $a_obj_id, int $a_usr_id, ?object $a_obj = null): int
+    {
+        $status_info = self::_getStatusInfo($a_obj_id);
+        if (empty($status_info)) {
+            return 0;
+        }
+        $passed = 0;
+        foreach ($status_info['collections'] as $item_ref_id) {
+            $obj_id = ilObject::_lookupObjId($item_ref_id);
+            if (ilLPStatusWrapper::_determineStatus($obj_id, $a_usr_id) === self::LP_STATUS_COMPLETED_NUM) {
+                $passed++;
+            }
+        }
+        $percentage = (int) ((100.0 / $status_info["num_collections"]) * $passed);
+        return $percentage;
+    }
 }