<?php

namespace App\Tab;

class Obj extends AbstractObj
{
    protected function _getFromColumns()
    {
        return ['id', 'title', 'icon', 'type', 'content'];
    }

    protected function _prepareRow(array &$row)
    {
        $row['alias'] = $this->prepareAlias($row['title']);
        return parent::_prepareRow($row);
    }

    protected function prepareAlias($title)
    {
        $alias = preg_replace('/[^a-zA-Z0-9-]+/', ' ', $title);
        $alias = trim($alias);
        $alias = preg_replace('/[- ]+/', '-', $alias);
        $alias = strtolower($alias);
        return $alias;
    }

    public function getListSelect()
    {
        if (null !== $this->_select) {
            return $this->_select;
        }
        $select = parent::getListSelect();
        $this->_filterEnabled($select);
        $select->order('sorter');
        return $select;
    }
}