/**
* {@inheritdoc}
*/
public function getItemsData(array $intervals = [], $additionalRequestData = '')
{
$collection = $this->layer->getProductCollection();
$appliedInterval = $intervals;
if ($appliedInterval && $collection->getPricesCount() <= $this->getIntervalDivisionLimit()) {
return [];
}
$this->algorithm->setStatistics($collection->getMinPrice(), $collection->getMaxPrice(), $collection->getPriceStandardDeviation(), $collection->getPricesCount());
if ($appliedInterval) {
if ($appliedInterval[0] == $appliedInterval[1] || $appliedInterval[1] === '0') {
return [];
}
$this->algorithm->setLimits($appliedInterval[0], $appliedInterval[1]);
}
$interval = $this->intervalFactory->create();
$items = [];
foreach ($this->algorithm->calculateSeparators($interval) as $separator) {
$items[] = ['label' => $this->render->renderRangeLabel($separator['from'], $separator['to']), 'value' => ($separator['from'] == 0 ? '' : $separator['from']) . '-' . $separator['to'] . $additionalRequestData, 'count' => $separator['count']];
}
return $items;
}
/**
* {@inheritdoc}
*/
public function getItems(BucketInterface $bucket, array $dimensions, \Magento\Framework\Search\Dynamic\EntityStorage $entityStorage)
{
$aggregations = $this->dataProvider->getAggregations($entityStorage);
$options = $this->options->get();
if ($aggregations['count'] < $options['interval_division_limit']) {
return [];
}
$this->algorithm->setStatistics($aggregations['min'], $aggregations['max'], $aggregations['std'], $aggregations['count']);
$this->algorithm->setLimits($aggregations['min'], $aggregations['max'] + 0.01);
$interval = $this->dataProvider->getInterval($bucket, $dimensions, $entityStorage);
$data = $this->algorithm->calculateSeparators($interval);
$data[0]['from'] = '';
// We should not calculate min and max value
$data[count($data) - 1]['to'] = '';
$dataSize = count($data);
for ($key = 0; $key < $dataSize; $key++) {
if (isset($data[$key + 1])) {
$data[$key]['to'] = $data[$key + 1]['from'];
}
}
return $data;
}
