/**
* Get parent Category options
*
* @return array
*/
protected function getParentCategoryOptions()
{
$items = $this->categoryCollectionFactory->create()->addOrder('Category_id', 'ASC')->setPageSize(3)->load()->getItems();
$result = [];
if (count($items) === 2) {
$item = array_pop($items);
$result = [$item->getCategoryId() => $item->getName()];
}
return $result;
}
/**
* @return \Mageplaza\Blog\Model\ResourceModel\Category\Collection
*/
public function getCategoryCollection()
{
$collection = $this->getData('category_collection');
if ($collection === null) {
$collection = $this->categoryCollectionFactory->create();
$this->setData('category_collection', $collection);
}
return $collection;
}
/**
* Get Category collection
*
* @return \Mageplaza\Blog\Model\ResourceModel\Category\Collection
*/
protected function getCategoriesCollection()
{
return $this->collectionFactory->create();
}
/**
* @return \Mageplaza\Blog\Model\ResourceModel\Category\Collection
*/
public function getSelectedCategoriesCollection()
{
if (is_null($this->categoryCollection)) {
$collection = $this->categoryCollectionFactory->create();
$collection->join('mageplaza_blog_post_category', 'main_table.category_id=mageplaza_blog_post_category.category_id AND mageplaza_blog_post_category.post_id=' . $this->getId(), ['position']);
$this->categoryCollection = $collection;
}
return $this->categoryCollection;
}