<?php

namespace Elastica\Aggregation;


use Elastica\Script;

abstract class AbstractSimpleAggregation extends AbstractAggregation
{
    /**
     * Set the field for this aggregation
     * @param string $field the name of the document field on which to perform this aggregation
     * @return AbstractSimpleAggregation
     */
    public function setField($field)
    {
        return $this->setParam('field', $field);
    }

    /**
     * Set a script for this aggregation
     * @param string|Script $script
     * @return AbstractSimpleAggregation
     */
    public function setScript($script)
    {
        if ($script instanceof Script) {
            $this->setParam('params', $script->getParams());
            $script = $script->getScript();
        }
        return $this->setParam('script', $script);
    }
}