Auto-scale NP timeout if not set in environment vars.

src/Console/Command/Sync/NowPlayingCommand.php

@@ -64,6 +64,17 @@ final class NowPlayingCommand extends CommandAbstract
 
         $timeout = (int)$input->getOption('timeout');
 
+        $delay = $this->environment->getNowPlayingDelayTime();
+
+        // If delay is default value, auto-scale it with station count.
+        if ($delay < 1) {
+            $numStations = $this->stationRepo->getActiveCount();
+            $delay = (int)min(
+                4 + round($numStations / 5),
+                20
+            );
+        }
+
         $this->logger->pushProcessor(
             function (LogRecord $record) use ($station) {
                 $record->extra['station'] = [
@@ -76,7 +87,7 @@ final class NowPlayingCommand extends CommandAbstract
 
         $this->logger->info('Starting Now Playing sync task.');
 
-        $this->loop($station, $timeout, $this->environment->getNowPlayingDelayTime());
+        $this->loop($station, $timeout, $delay);
 
         $this->logger->info('Now Playing sync task complete.');
         $this->logger->popProcessor();

src/Entity/Repository/StationRepository.php

@@ -39,8 +39,15 @@ final class StationRepository extends Repository
             : $this->repository->findOneBy(['short_name' => $identifier]);
     }
 
-    /**
-     */
+    public function getActiveCount(): int
+    {
+        return $this->em->createQuery(
+            <<<'DQL'
+            SELECT COUNT(s.id) FROM App\Entity\Station s WHERE s.is_enabled = 1
+            DQL
+        )->getSingleScalarResult();
+    }
+
     public function fetchAll(): mixed
     {
         return $this->em->createQuery(

src/Environment.php

@@ -83,7 +83,7 @@ final class Environment
 
         self::SYNC_SHORT_EXECUTION_TIME => 600,
         self::SYNC_LONG_EXECUTION_TIME => 1800,
-        self::NOW_PLAYING_DELAY_TIME => 5,
+        self::NOW_PLAYING_DELAY_TIME => 0,
 
         self::PROFILING_EXTENSION_ENABLED => 0,
         self::PROFILING_EXTENSION_ALWAYS_ON => 0,