/**
     * @param Filter $filter
     * @param UnitOfMeasurement $unitOfMeasurement
     * @return StorageCollection
     */
    public function find(Filter $filter, UnitOfMeasurement $unitOfMeasurement)
    {
        $qMarks = str_repeat('?,', count($filter->users()->asArray()) - 1) . '?';
        $sql = 'SELECT created, username, `usage`, maximumusage FROM `*PREFIX*uc_storageusage`
WHERE `usage` > 0 AND created > ? AND created < ? AND username in (' . $qMarks . ')';
        $query = $this->db->prepareQuery($sql);
        $params = array_merge([$filter->dateRange()->dateFrom()->dateTime()->format('Y-m-d H:i:s'), $filter->dateRange()->dateTo()->dateTime()->format('Y-m-d H:i:s')], $filter->users()->asArray());
        $result = $query->execute($params);
        return $this->parseResultIntoCollection($result, $unitOfMeasurement);
    }
    /**
     * @param Filter $filter
     * @return ActivityCollection
     */
    public function find(Filter $filter)
    {
        $qMarks = str_repeat('?,', count($filter->users()->asArray()) - 1) . '?';
        $sql = 'SELECT timestamp, user, count(1) as activities, user FROM *PREFIX*activity
WHERE timestamp >= ? AND timestamp < ? AND user IN (' . $qMarks . ') GROUP BY user';
        $query = $this->db->prepareQuery($sql);
        $params = array_merge([$filter->dateRange()->dateFrom()->dateTime()->getTimestamp(), $filter->dateRange()->dateTo()->dateTime()->getTimestamp()], $filter->users()->asArray());
        $result = $query->execute($params);
        return $this->parseResultIntoCollection($result);
    }