public function load(ObjectManager $manager)
{
foreach (range(1, 100) as $i) {
$category = new Category();
$category->setName('Parent Category #' . $i);
$this->addReference('parent-category-' . $i, $category);
$manager->persist($category);
}
$manager->flush();
foreach (range(1, 100) as $i) {
$category = new Category();
$category->setName('Category #' . $i);
$category->setParent($this->getReference('parent-category-' . $i));
$this->addReference('category-' . $i, $category);
$manager->persist($category);
}
$manager->flush();
}
/**
* Remove a category in the product association.
* (Owning side).
*
* @param Category $category The category to disassociate
*/
public function removeCategory($category)
{
$category->removeProduct($this);
$this->categories->removeElement($category);
}
