private function compactShowtime($showtimeArr, $valsOnly = true)
 {
     $compacted = [];
     $compacted['id'] = intval($showtimeArr['id']);
     $compacted['t'] = preg_replace('/:00$/', '', $showtimeArr['show_time']);
     $compacted['r'] = Showtime::compact($showtimeArr['type']);
     if ($showtimeArr['link']) {
         $compacted['l'] = 1;
     } else {
         if ($valsOnly) {
             $compacted['l'] = 0;
         }
     }
     return $valsOnly ? array_values($compacted) : $compacted;
 }