protected function configureSegments()
{
$segment = new Segment();
$segment->setType(Segment::TYPE_METRIC);
$segment->setSegment('interactions');
$segment->setName('General_NbInteractions');
$segment->setAcceptedValues('Any positive integer');
$segment->setSuggestedValuesCallback(function ($idSite, $maxValuesToReturn) {
$positions = range(1, 50);
return array_slice($positions, 0, $maxValuesToReturn);
});
$this->addSegment($segment);
}