Category::getCountersAction

public function getCountersAction(Factory $factory, int $categoryId, array $params = []): ?array
{
	if (!$this->canViewItems($factory, $categoryId))
	{
		return null;
	}

	$entityTypeName = $factory->getEntityName();

	$extra = ['CATEGORY_ID' => $categoryId];
	$kanban = Kanban::getInstance($entityTypeName, $extra);

	$filterParams = $this->getPreparedFilterParams($params, $kanban, $factory);

	$columns = $kanban->getColumns(false, false, $filterParams);

	$stages = [];
	foreach ($columns as $column)
	{
		$id = (int)$column['real_id'];
		if ($id > 0)
		{
			$stages[] = new DtoStageCounter([
				'id' => $id,
				'total' => $column['total'],
				'count' => $column['count'],
				'currency' => $column['currency'],
				'dropzone' => $column['dropzone'],
			]);
		}
	}

	return [
		'stages' => $stages,
	];
}