fix: prepends episode/season number to filename if doesn't exist. should fix monitors repeatedly downloading episodes

src/Download/Action/Input/DownloadMediaInput.php

@@ -26,6 +26,9 @@ class DownloadMediaInput implements InputInterface
         #[SourceRequest('imdbId')]
         public string $imdbId,
 
+        #[SourceRequest('episodeId', nullify: true)]
+        public ?string $episodeId = null,
+
         public ?int $userId = null,
 
         public ?int $downloadId = null,

src/Download/Framework/Controller/ApiController.php

@@ -11,6 +11,7 @@ use App\Download\Action\Input\PauseDownloadInput;
 use App\Download\Action\Input\ResumeDownloadInput;
 use App\Download\Framework\Repository\DownloadRepository;
 use App\Util\Broadcaster;
+use Nihilarr\PTN;
 use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
 use Symfony\Component\HttpFoundation\Response;
 use Symfony\Component\Messenger\MessageBusInterface;
@@ -28,6 +29,13 @@ class ApiController extends AbstractController
     public function download(
         DownloadMediaInput $input,
     ): Response {
+        $ptn = (object) new Ptn()->parse($input->filename);
+        if ($input->mediaType === "tvshows" &&
+            !property_exists($ptn, 'episode') && !property_exists($ptn, 'season')
+        ) {
+            $input->filename = $input->episodeId . '_' . $input->filename;
+        }
+
         $download = $this->downloadRepository->insert(
             $this->getUser(),
             $input->url,

src/Twig/Extensions/UtilExtension.php

@@ -4,7 +4,10 @@ namespace App\Twig\Extensions;
 
 use App\Monitor\Framework\Entity\Monitor;
 use App\Monitor\Service\MediaFiles;
+use App\Torrentio\Action\Result\GetTvShowOptionsResult;
+use App\Torrentio\Result\TorrentioResult;
 use ChrisUllyott\FileSize;
+use Tmdb\Model\Tv\Episode;
 use Twig\Attribute\AsTwigFilter;
 use Twig\Attribute\AsTwigFunction;
 
@@ -45,4 +48,15 @@ class UtilExtension
             $path
         );
     }
+
+    #[AsTwigFilter('episode_id_from_results')]
+    public function episodeId($result): ?string
+    {
+        if (!$result instanceof GetTvShowOptionsResult) {
+            return null;
+        }
+
+        return "S". str_pad($result->season, 2, "0", STR_PAD_LEFT) .
+            "E". str_pad($result->episode, 2, "0", STR_PAD_LEFT);
+    }
 }