Add option to not use a download client (#35)

code/Infrastructure/Verticals/DownloadClient/DownloadServiceFactory.cs

@@ -1,9 +1,7 @@
-using Common.Configuration;
-using Common.Configuration.DownloadClient;
+using Common.Configuration.DownloadClient;
 using Infrastructure.Verticals.DownloadClient.Deluge;
 using Infrastructure.Verticals.DownloadClient.QBittorrent;
 using Infrastructure.Verticals.DownloadClient.Transmission;
-using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Options;
 
@@ -12,24 +10,21 @@ namespace Infrastructure.Verticals.DownloadClient;
 public sealed class DownloadServiceFactory
 {
     private readonly IServiceProvider _serviceProvider;
-    private readonly Domain.Enums.DownloadClient _downloadClient;
+    private readonly Common.Enums.DownloadClient _downloadClient;
     
-    public DownloadServiceFactory(IServiceProvider serviceProvider, IConfiguration configuration)
+    public DownloadServiceFactory(IServiceProvider serviceProvider, IOptions<DownloadClientConfig> downloadClientConfig)
     {
         _serviceProvider = serviceProvider;
-        _downloadClient = (Domain.Enums.DownloadClient)Enum.Parse(
-            typeof(Domain.Enums.DownloadClient),
-            configuration[EnvironmentVariables.DownloadClient] ?? Domain.Enums.DownloadClient.QBittorrent.ToString(),
-            true
-        );
+        _downloadClient = downloadClientConfig.Value.DownloadClient;
     }
 
     public IDownloadService CreateDownloadClient() =>
         _downloadClient switch
         {
-            Domain.Enums.DownloadClient.QBittorrent => _serviceProvider.GetRequiredService<QBitService>(),
-            Domain.Enums.DownloadClient.Deluge => _serviceProvider.GetRequiredService<DelugeService>(),
-            Domain.Enums.DownloadClient.Transmission => _serviceProvider.GetRequiredService<TransmissionService>(),
+            Common.Enums.DownloadClient.QBittorrent => _serviceProvider.GetRequiredService<QBitService>(),
+            Common.Enums.DownloadClient.Deluge => _serviceProvider.GetRequiredService<DelugeService>(),
+            Common.Enums.DownloadClient.Transmission => _serviceProvider.GetRequiredService<TransmissionService>(),
+            Common.Enums.DownloadClient.None => _serviceProvider.GetRequiredService<DummyDownloadService>(),
             _ => throw new ArgumentOutOfRangeException()
         };
 }

code/Infrastructure/Verticals/DownloadClient/DummyDownloadService.cs

@@ -0,0 +1,33 @@
+using Common.Configuration.QueueCleaner;
+using Infrastructure.Verticals.ContentBlocker;
+using Infrastructure.Verticals.ItemStriker;
+using Microsoft.Extensions.Logging;
+using Microsoft.Extensions.Options;
+
+namespace Infrastructure.Verticals.DownloadClient;
+
+public sealed class DummyDownloadService : DownloadServiceBase
+{
+    public DummyDownloadService(ILogger<DownloadServiceBase> logger, IOptions<QueueCleanerConfig> queueCleanerConfig, FilenameEvaluator filenameEvaluator, Striker striker) : base(logger, queueCleanerConfig, filenameEvaluator, striker)
+    {
+    }
+
+    public override void Dispose()
+    {
+    }
+
+    public override Task LoginAsync()
+    {
+        return Task.CompletedTask;
+    }
+
+    public override Task<bool> ShouldRemoveFromArrQueueAsync(string hash)
+    {
+        throw new NotImplementedException();
+    }
+
+    public override Task BlockUnwantedFilesAsync(string hash)
+    {
+        throw new NotImplementedException();
+    }
+}