Revert "Revert "Improve SCORM disk storage handler""

1 files changed, 9 insertions, 2 deletions

diff --git a/src/Model/ScormScoModel.php b/src/Model/ScormScoModel.php
index de50741..d606d32 100644
--- a/src/Model/ScormScoModel.php
+++ b/src/Model/ScormScoModel.php
@@ -13,11 +13,18 @@ class ScormScoModel extends Model
         return config('scorm.table_names.scorm_sco_table', parent::getTable());
     }
 
-    public function scorm() {
+    public function scorm()
+    {
         return $this->belongsTo(ScormModel::class, 'scorm_id', 'id');
     }
 
-    public function scoTrackings() {
+    public function scoTrackings()
+    {
         return $this->hasMany(ScormScoTrackingModel::class, 'sco_id', 'id');
     }
+
+    public function children()
+    {
+        return $this->hasMany(ScormScoModel::class, 'sco_parent_id', 'id');
+    }
 }