Remove Transmission downloads cache (#105)

code/Infrastructure/Infrastructure.csproj

@@ -13,7 +13,7 @@
 
     <ItemGroup>
       <PackageReference Include="FLM.QBittorrent" Version="1.0.0" />
-      <PackageReference Include="FLM.Transmission" Version="1.0.2" />
+      <PackageReference Include="FLM.Transmission" Version="1.0.3" />
       <PackageReference Include="Mapster" Version="7.4.0" />
       <PackageReference Include="MassTransit" Version="8.3.6" />
       <PackageReference Include="Microsoft.Extensions.Caching.Memory" Version="9.0.2" />

code/Infrastructure/Verticals/DownloadClient/Transmission/TransmissionService.cs

@@ -26,7 +26,6 @@ public class TransmissionService : DownloadService, ITransmissionService
 {
     private readonly TransmissionConfig _config;
     private readonly Client _client;
-    private TorrentInfo[]? _torrentsCache;
 
     private static readonly string[] Fields =
     [
@@ -366,30 +365,8 @@ public class TransmissionService : DownloadService, ITransmissionService
         return (await StrikeAndCheckLimit(torrent.HashString!, torrent.Name!, StrikeType.Stalled), DeleteReason.Stalled);
     }
 
-    private async Task<TorrentInfo?> GetTorrentAsync(string hash)
-    {
-        TorrentInfo? torrent = _torrentsCache?
-            .FirstOrDefault(x => x.HashString.Equals(hash, StringComparison.InvariantCultureIgnoreCase));
-        
-        if (_torrentsCache is null || torrent is null)
-        {
-            // refresh cache
-            _torrentsCache = (await _client.TorrentGetAsync(Fields))
-                ?.Torrents;
-        }
-        
-        if (_torrentsCache?.Length is null or 0)
-        {
-            _logger.LogDebug("could not list torrents | {url}", _config.Url);
-        }
-        
-        torrent = _torrentsCache?.FirstOrDefault(x => x.HashString.Equals(hash, StringComparison.InvariantCultureIgnoreCase));
-
-        if (torrent is null)
-        {
-            _logger.LogDebug("could not find torrent | {hash} | {url}", hash, _config.Url);
-        }
-
-        return torrent;
-    }
+    private async Task<TorrentInfo?> GetTorrentAsync(string hash) =>
+        (await _client.TorrentGetAsync(Fields, hash))
+        ?.Torrents
+        ?.FirstOrDefault();
 }