🐛 Trying to fix file migration again

DysonNetwork.Drive/Storage/FileMigrationService.cs

@@ -20,16 +20,14 @@ public class FileMigrationService(AppDatabase db, ILogger<FileMigrationService>
 
         foreach (var cf in cloudFiles)
         {
-            if (await db.FileObjects.AnyAsync(fo => fo.Id == cf.Id))
-            {
-                logger.LogWarning("FileObject for {Id} already exists, skipping.", cf.Id);
-                continue;
-            }
-
             var ext = Path.GetExtension(cf.Name);
             var mimeType = ext != "" && MimeTypes.TryGetMimeType(ext, out var mime) ? mime : "application/octet-stream";
 
-            var fileObject = new SnFileObject
+            var fileObject = await db.FileObjects.FindAsync(cf.Id);
+
+            if (fileObject == null)
+            {
+                fileObject = new SnFileObject
                 {
                     Id = cf.Id,
                     MimeType = mimeType,
@@ -37,6 +35,15 @@ public class FileMigrationService(AppDatabase db, ILogger<FileMigrationService>
                     HasThumbnail = mimeType.StartsWith("video/")
                 };
 
+                db.FileObjects.Add(fileObject);
+            }
+
+            var replicaExists = await db.FileReplicas.AnyAsync(r =>
+                r.ObjectId == fileObject.Id &&
+                r.PoolId == cf.PoolId!.Value);
+
+            if (!replicaExists)
+            {
                 var fileReplica = new SnFileReplica
                 {
                     Id = Guid.NewGuid(),
@@ -47,6 +54,14 @@ public class FileMigrationService(AppDatabase db, ILogger<FileMigrationService>
                     IsPrimary = true
                 };
 
+                fileObject.FileReplicas.Add(fileReplica);
+                db.FileReplicas.Add(fileReplica);
+            }
+
+            var permissionExists = await db.FilePermissions.AnyAsync(p => p.FileId == cf.Id);
+
+            if (!permissionExists)
+            {
                 var permission = new SnFilePermission
                 {
                     Id = Guid.NewGuid(),
@@ -56,11 +71,8 @@ public class FileMigrationService(AppDatabase db, ILogger<FileMigrationService>
                     Permission = SnFilePermissionLevel.Read
                 };
 
-            fileObject.FileReplicas.Add(fileReplica);
-
-            db.FileObjects.Add(fileObject);
-            db.FileReplicas.Add(fileReplica);
                 db.FilePermissions.Add(permission);
+            }
 
             cf.ObjectId = fileObject.Id;
             cf.Object = fileObject;