DDD

apps/server-net/src/Shared/Knot.Shared.Infrastructure/Storage/S3FileStorageService.cs

@@ -113,7 +113,7 @@ public class S3FileStorageService : IFileStorageService
         var tempFilePath = Path.GetTempFileName();
         string contentType = "application/octet-stream";
         string fileName = fileId;
-        string ivBase64 = null;
+        string ivBase64 = string.Empty;
 
         var statArgs = new StatObjectArgs().WithBucket(_bucketName).WithObject(fileId);
         var stat = await _minioClient.StatObjectAsync(statArgs).ConfigureAwait(false);
@@ -139,7 +139,7 @@ public class S3FileStorageService : IFileStorageService
         var msResult = new MemoryStream();
         using (var fsRead = new FileStream(tempFilePath, FileMode.Open, FileAccess.Read))
         {
-            var iv = Convert.FromBase64String(ivBase64);
+            var iv = string.IsNullOrEmpty(ivBase64) ? new byte[16] : Convert.FromBase64String(ivBase64);
             using var cryptoStream = _encryptionService.CreateDecryptionStream(fsRead, iv);
             await cryptoStream.CopyToAsync(msResult);
         }

apps/server-net/src/Shared/Knot.Shared.Kernel/IQuery.cs

@@ -0,0 +1,13 @@
+using MediatR;
+
+namespace Knot.Shared.Kernel;
+
+public interface IQuery<TResponse> : IRequest<Result<TResponse>>
+{
+}
+
+public interface IQueryHandler<TQuery, TResponse>
+    : IRequestHandler<TQuery, Result<TResponse>>
+    where TQuery : IQuery<TResponse>
+{
+}

apps/server-net/src/Shared/Knot.Shared.Kernel/MessageResponse.cs

@@ -0,0 +1,3 @@
+namespace Knot.Shared.Kernel;
+
+public record MessageResponse(string Message);

apps/server-net/src/Shared/Knot.Shared.Kernel/SuccessResponse.cs

@@ -0,0 +1,3 @@
+namespace Knot.Shared.Kernel;
+
+public record SuccessResponse(bool Success);