added torrent pausing back

This reverts commit f5335feca7.

code/backend/Cleanuparr.Api/DependencyInjection/MainDI.cs

@@ -55,8 +55,8 @@ public static class MainDI
                     {
                         e.ConfigureConsumer<DownloadRemoverConsumer<SearchItem>>(context);
                         e.ConfigureConsumer<DownloadRemoverConsumer<SeriesSearchItem>>(context);
-                        e.ConcurrentMessageLimit = 2;
-                        e.PrefetchCount = 2;
+                        e.ConcurrentMessageLimit = 1;
+                        e.PrefetchCount = 1;
                     });
                     
                     cfg.ReceiveEndpoint("download-hunter-queue", e =>

code/backend/Cleanuparr.Application/Features/MalwareBlocker/MalwareBlocker.cs

@@ -5,6 +5,7 @@ using Cleanuparr.Infrastructure.Features.Arr;
 using Cleanuparr.Infrastructure.Features.Arr.Interfaces;
 using Cleanuparr.Infrastructure.Features.Context;
 using Cleanuparr.Infrastructure.Features.DownloadClient;
+using Cleanuparr.Infrastructure.Features.DownloadClient.Deluge;
 using Cleanuparr.Infrastructure.Features.Jobs;
 using Cleanuparr.Infrastructure.Features.MalwareBlocker;
 using Cleanuparr.Infrastructure.Helpers;
@@ -147,35 +148,37 @@ public sealed class MalwareBlocker : GenericHandler
                 ContextProvider.Set(nameof(QueueRecord), record);
 
                 BlockFilesResult result = new();
+                IDownloadService? downloadService = null;
 
                 if (record.Protocol is "torrent")
                 {
-                    var torrentClients = downloadServices
+                    var torrentServices = downloadServices
                         .Where(x => x.ClientConfig.Type is DownloadClientType.Torrent)
                         .ToList();
                     
                     _logger.LogDebug("searching unwanted files for {title}", record.Title);
                     
-                    if (torrentClients.Count > 0)
+                    if (torrentServices.Count > 0)
                     {
                         // Check each download client for the download item
-                        foreach (var downloadService in torrentClients)
+                        foreach (var torrentService in torrentServices)
                         {
                             try
                             {
                                 // stalled download check
-                                result = await downloadService
+                                result = await torrentService
                                     .BlockUnwantedFilesAsync(record.DownloadId, ignoredDownloads);
                                 
                                 if (result.Found)
                                 {
+                                    downloadService = torrentService;
                                     break;
                                 }
                             }
                             catch (Exception ex)
                             {
                                 _logger.LogError(ex, "Error checking download {dName} with download client {cName}", 
-                                    record.Title, downloadService.ClientConfig.Name);
+                                    record.Title, torrentService.ClientConfig.Name);
                             }
                         }
                     
@@ -204,6 +207,11 @@ public sealed class MalwareBlocker : GenericHandler
                     removeFromClient = false;
                 }
                 
+                if (downloadService is DelugeService delugeService)
+                {
+                    await delugeService.PauseAsync(record.DownloadId);
+                }
+                
                 await PublishQueueItemRemoveRequest(
                     downloadRemovalKey,
                     instanceType,

code/backend/Cleanuparr.Application/Features/QueueCleaner/QueueCleaner.cs

@@ -5,6 +5,7 @@ using Cleanuparr.Infrastructure.Features.Arr;
 using Cleanuparr.Infrastructure.Features.Arr.Interfaces;
 using Cleanuparr.Infrastructure.Features.Context;
 using Cleanuparr.Infrastructure.Features.DownloadClient;
+using Cleanuparr.Infrastructure.Features.DownloadClient.Deluge;
 using Cleanuparr.Infrastructure.Features.Jobs;
 using Cleanuparr.Infrastructure.Helpers;
 using Cleanuparr.Persistence;
@@ -107,33 +108,35 @@ public sealed class QueueCleaner : GenericHandler
                 ContextProvider.Set(nameof(QueueRecord), record);
 
                 DownloadCheckResult downloadCheckResult = new();
+                IDownloadService? downloadService = null;
 
                 if (record.Protocol.Contains("torrent", StringComparison.InvariantCultureIgnoreCase))
                 {
-                    var torrentClients = downloadServices
+                    var torrentServices = downloadServices
                         .Where(x => x.ClientConfig.Type is DownloadClientType.Torrent)
                         .ToList();
                     
-                    if (torrentClients.Count > 0)
+                    if (torrentServices.Count > 0)
                     {
                         // Check each download client for the download item
-                        foreach (var downloadService in torrentClients)
+                        foreach (var torrentService in torrentServices)
                         {
                             try
                             {
                                 // stalled download check
-                                downloadCheckResult = await downloadService
+                                downloadCheckResult = await torrentService
                                     .ShouldRemoveFromArrQueueAsync(record.DownloadId, ignoredDownloads);
                                 
                                 if (downloadCheckResult.Found)
                                 {
+                                    downloadService = torrentService;
                                     break;
                                 }
                             }
                             catch (Exception ex)
                             {
                                 _logger.LogError(ex, "Error checking download {dName} with download client {cName}", 
-                                    record.Title, downloadService.ClientConfig.Name);
+                                    record.Title, torrentService.ClientConfig.Name);
                             }
                         }
                     
@@ -183,6 +186,11 @@ public sealed class QueueCleaner : GenericHandler
                     }
                 }
                 
+                if (downloadService is DelugeService delugeService)
+                {
+                    await delugeService.PauseAsync(record.DownloadId);
+                }
+
                 await PublishQueueItemRemoveRequest(
                     downloadRemovalKey,
                     instanceType,

code/backend/Cleanuparr.Infrastructure/Features/DownloadClient/Deluge/DelugeClient.cs

@@ -236,4 +236,9 @@ public sealed class DelugeClient
     {
         await SendRequest<DelugeResponse<object>>("label.set_torrent", hash, newLabel);
     }
+    
+    public async Task PauseAsync(string hash)
+    {
+        await SendRequest<DelugeResponse<object>>("core.pause_torrent", hash);
+    }
 }

code/backend/Cleanuparr.Infrastructure/Features/DownloadClient/Deluge/DelugeService.cs

@@ -55,6 +55,15 @@ public partial class DelugeService : DownloadService, IDelugeService
             throw;
         }
     }
+
+    public async Task PauseAsync(string hash)
+    {
+        hash = hash.ToLowerInvariant();
+        
+        _logger.LogDebug("Pausing torrent {hash} in Deluge client {name}", hash, _downloadClientConfig.Name);
+            
+        await _client.PauseAsync(hash);
+    }
     
     public override async Task<HealthCheckResult> HealthCheckAsync()
     {

code/backend/Cleanuparr.Infrastructure/Features/DownloadRemover/QueueItemRemover.cs

@@ -60,6 +60,8 @@ public sealed class QueueItemRemover : IQueueItemRemover
                 SearchItem = request.SearchItem,
                 Record = request.Record
             });
+            
+            await Task.Delay(30 * 1000);
         }
         catch (HttpRequestException exception)
         {

code/frontend/src/app/settings/blacklist-sync/blacklist-sync-settings.component.html

@@ -21,7 +21,7 @@
         <div class="flex align-items-center justify-content-between p-3 border-bottom-1 surface-border">
           <div class="header-title-container">
             <h2 class="card-title m-0">Blacklist Sync Configuration</h2>
-            <span class="card-subtitle">Configure automatic blacklist synchronization</span>
+            <span class="card-subtitle">Configure automatic blacklist synchronization for qBittorrent clients</span>
           </div>
         </div>
       </ng-template>
@@ -38,7 +38,7 @@
           </label>
           <div class="field-input">
             <p-checkbox formControlName="enabled" [binary]="true" inputId="blacklistSyncEnabled"></p-checkbox>
-            <small class="form-helper-text">When enabled, blacklist patterns will be synchronized to download clients hourly</small>
+            <small class="form-helper-text">When enabled, blacklist patterns will be synchronized to enabled qBittorrent clients hourly</small>
           </div>
         </div>
 

docs/docs/configuration/blacklist-sync/index.mdx

@@ -0,0 +1,62 @@
+---
+sidebar_position: 5
+---
+
+import { Note, Warning } from '@site/src/components/Admonition';
+import {
+  ConfigSection,
+  EnhancedNote,
+  EnhancedWarning,
+  styles
+} from '@site/src/components/documentation';
+
+# Blacklist Synchronizer
+
+The Blacklist Synchronizer automatically synchronizes blacklist entries to all enabled qBittorrent clients every hour. This helps maintain consistent content filtering across your download clients.
+
+<div className={styles.documentationPage}>
+
+<div className={styles.section}>
+
+<h2 className={styles.sectionTitle}>
+  <span className={styles.sectionIcon}>⛔</span>
+  Blacklist Sync
+  </h2>
+
+<ConfigSection 
+  id="enable-blacklist-sync"
+  title="Enable Blacklist Sync"
+  icon="✅"
+>
+
+When enabled, Cleanuparr will automatically synchronize blacklist entries to all enabled qBittorrent clients every hour. The sync happens when the blacklist path or content changes.
+
+<EnhancedNote>
+This feature updates the qBittorrent "Excluded file names" setting, but does not enable it.
+</EnhancedNote>
+
+</ConfigSection>
+
+<ConfigSection
+  id="blacklist-path"
+  title="Blacklist Path"
+  icon="🗂️"
+>
+
+Path to the blacklist content. This can be a local file path or an HTTP/HTTPS URL. The application computes a content hash and only pushes updates when the content changes.
+
+**Examples:**
+```
+/data/blacklists/qbit-exclusions.txt
+https://example.com/blacklist.txt
+```
+
+<EnhancedWarning>
+If Blacklist Sync is enabled, this field is required. For remote URLs, ensure the server is reachable from Cleanuparr and the certificate is valid (or adjust HTTP certificate validation settings).
+</EnhancedWarning>
+
+</ConfigSection>
+
+</div>
+
+</div>

docs/docs/configuration/general/index.mdx

@@ -157,49 +157,6 @@ mytracker.com
 
 </div>
 
-<div className={styles.section}>
-
-<h2 className={styles.sectionTitle}>
-  <span className={styles.sectionIcon}>⛔</span>
-  Blacklist Sync
-  </h2>
-
-<ConfigSection
-  id="enable-blacklist-sync"
-  title="Enable Blacklist Sync"
-  icon="✅"
->
-
-When enabled, Cleanuparr will automatically synchronize blacklist entries to all enabled qBittorrent clients every hour. The sync happens when the blacklist path or content changes.
-
-<EnhancedNote>
-This feature updates the qBittorrent "Excluded file names" setting, but does not enable it.
-</EnhancedNote>
-
-</ConfigSection>
-
-<ConfigSection
-  id="blacklist-path"
-  title="Blacklist Path"
-  icon="🗂️"
->
-
-Path to the blacklist content. This can be a local file path or an HTTP/HTTPS URL. The application computes a content hash and only pushes updates when the content changes.
-
-**Examples:**
-```
-/data/blacklists/qbit-exclusions.txt
-https://example.com/blacklist.txt
-```
-
-<EnhancedWarning>
-If Blacklist Sync is enabled, this field is required. For remote URLs, ensure the server is reachable from Cleanuparr and the certificate is valid (or adjust HTTP certificate validation settings).
-</EnhancedWarning>
-
-</ConfigSection>
-
-</div>
-
 </div>
 
 <div className={styles.section}>