cultuurnet / udb3-php

     * @param CultureFeed_Cdb_Data_Calendar_Timestamp $default

     * @return CultureFeed_Cdb_Data_Calendar_Timestamp

     */

    private function getLastTimestamp(array $timestampList, CultureFeed_Cdb_Data_Calendar_Timestamp $default)

    {

        $lastTimestamp = $default;

        foreach ($timestampList as $timestamp) {

            $currentEndDate = Chronos::parse($lastTimestamp->getEndDate());

            $endDate = Chronos::parse($timestamp->getEndDate());

            if ($currentEndDate->lt($endDate)) {

                $lastTimestamp = $timestamp;

            }

        }

        return $lastTimestamp;

    }

    /**

     * @param CultureFeed_Cdb_Data_Calendar_Timestamp[] $timestampList

     * @param CultureFeed_Cdb_Data_Calendar_Timestamp $default

     * @return CultureFeed_Cdb_Data_Calendar_Timestamp

     */

    private function getFirstTimestamp(array $timestampList, CultureFeed_Cdb_Data_Calendar_Timestamp $default)

    {

        $firstTimestamp = $default;

        foreach ($timestampList as $timestamp) {

            $currentStartTime = Chronos::parse($firstTimestamp->getDate());

            $startTime = Chronos::parse($timestamp->getDate());

            if ($currentStartTime->gt($startTime)) {

                $firstTimestamp = $timestamp;

            }

        }

        return $firstTimestamp;

    }

}