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<?php
/**
* Copyright 2020 LINE Corporation
*
* LINE Corporation licenses this file to you under the Apache License,
* version 2.0 (the "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at:
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
namespace LINE\LINEBot\Narrowcast\DemographicFilter;
/**
* A builder class for app type demographic filter
*
* @package LINE\LINEBot\Narrowcast\DemographicFilter
*/
class OperatorDemographicFilterBuilder extends DemographicFilterBuilder
{
const TYPE = 'operator';
/** @var string $operator */
private $operator;
/** @var DemographicFilterBuilder[] $children */
private $children = [];
/**
* Set filters with 'and' operation
*
* @param DemographicFilterBuilder[] $demographicFilterBuilders
* @return $this
*/
public function setAnd($demographicFilterBuilders)
{
$this->operator = 'and';
$this->children[$this->operator] = $demographicFilterBuilders;
return $this;
}
/**
* Set filters with 'or' operation
*
* @param DemographicFilterBuilder[] $demographicFilterBuilders
* @return $this
*/
public function setOr($demographicFilterBuilders)
{
$this->operator = 'or';
$this->children[$this->operator] = $demographicFilterBuilders;
return $this;
}
/**
* Set filters with 'not' operation
*
* @param DemographicFilterBuilder $demographicFilterBuilder
* @return $this
*/
public function setNot(DemographicFilterBuilder $demographicFilterBuilder)
{
$this->operator = 'not';
$this->children[$this->operator] = $demographicFilterBuilder;
return $this;
}
/**
* Builds demographic filter
*
* @return array
*/
public function build()
{
$children = $this->children[$this->operator];
if (is_array($children)) {
$children = array_map(function ($child) {
return $child->build();
}, $children);
} else {
$children = $children->build();
}
return [
'type' => self::TYPE,
$this->operator => $children,
];
}
}