fix libraries timeout (#155)

Co-authored-by: Tomasz Smolarek <tomasz.smolarek@escolasoft.com>

Author: dyfero

src/Http/Resources/LibraryResource.php

@@ -44,7 +44,6 @@ public function toArray($request = null): array
             'tutorialUrl' => $this->tutorialUrl,
             'hasIcon' => $this->hasIcon,
             'libraryId' => $this->libraryId,
-            'children' => $this->children,
             'languages' => $this->languages,
         ];
     }

src/Models/H5PLibrary.php

@@ -171,7 +171,6 @@ class H5PLibrary extends Model
         'tutorialUrl',
         'hasIcon',
         'libraryId',
-        'children',
         'languages',
         'addTo'
     ];
@@ -278,11 +277,6 @@ public function dependencies(): HasMany
         return $this->hasMany(H5PLibraryDependency::class, 'library_id', 'id');
     }
 
-    public function children(): BelongsToMany
-    {
-        return $this->belongsToMany(H5PLibrary::class, 'hh5p_libraries_dependencies', 'library_id', 'required_library_id')->with('children');
-    }
-
     public function languages(): HasMany
     {
         return $this->hasMany(H5PLibraryLanguage::class, 'library_id');

src/Repositories/H5PRepository.php

@@ -929,7 +929,7 @@ public function unlockDependencyStorage()
      */
     public function deleteLibrary($library)
     {
-        $libraryObj = H5pLibrary::with(['dependencies', 'children', 'languages'])->findOrFail($library->id);
+        $libraryObj = H5pLibrary::with(['dependencies', 'languages'])->findOrFail($library->id);
 
         // Remove main library from files
         $libraryPath = storage_path('app/h5p/libraries/' . $library->name . '-' . $library->major_version . '.' . $library->minor_version);