StartNewChapterDownloadsWorker.cs

API/Workers/PeriodicWorkers/MaintenanceWorkers/CleanupMangaCoversWorker.cs

@@ -0,0 +1,28 @@
+using API.Schema.MangaContext;
+
+namespace API.Workers.MaintenanceWorkers;
+
+public class CleanupMangaCoversWorker(TimeSpan? interval = null, IEnumerable<BaseWorker>? dependsOn = null) : BaseWorkerWithContext<MangaContext>(dependsOn), IPeriodic
+{
+    public DateTime LastExecution { get; set; } = DateTime.UtcNow;
+    public TimeSpan Interval { get; set; } = interval??TimeSpan.FromMinutes(60);
+    
+    protected override BaseWorker[] DoWorkInternal()
+    {
+        Log.Info("Removing stale files...");
+        if (!Directory.Exists(TrangaSettings.coverImageCache))
+            return [];
+        string[] usedFiles = DbContext.Mangas.Select(m => m.CoverFileNameInCache).Where(s => s != null).ToArray()!;
+        string[] extraneousFiles = new DirectoryInfo(TrangaSettings.coverImageCache).GetFiles()
+            .Where(f => usedFiles.Contains(f.FullName) == false)
+            .Select(f => f.FullName)
+            .ToArray();
+        foreach (string path in extraneousFiles)
+        {
+            Log.Info($"Deleting {path}");
+            File.Delete(path);
+        }
+
+        return [];
+    }
+}