/**
* @param \Mirasvit\Blog\Model\Category $category
* @param \Mirasvit\Blog\Model\Category $newParent
* @param null|int $afterCategoryId
* @return int
*/
protected function processPositions($category, $newParent, $afterCategoryId)
{
$table = $this->getEntityTable();
$connection = $this->getConnection();
$positionField = $connection->quoteIdentifier('position');
$bind = ['position' => new \Zend_Db_Expr($positionField . ' - 1')];
$where = ['parent_id = ?' => $category->getParentId(), $positionField . ' > ?' => $category->getPosition()];
$connection->update($table, $bind, $where);
/**
* Prepare position value
*/
if ($afterCategoryId) {
$select = $connection->select()->from($table, 'position')->where('entity_id = :entity_id');
$position = $connection->fetchOne($select, ['entity_id' => $afterCategoryId]);
$position += 1;
} else {
$position = 1;
}
$bind = ['position' => new \Zend_Db_Expr($positionField . ' + 1')];
$where = ['parent_id = ?' => $newParent->getId(), $positionField . ' >= ?' => $position];
$connection->update($table, $bind, $where);
return $position;
}
