...

Presentation/HushianWebApp/Service/ChatService.cs

@@ -63,6 +63,24 @@ namespace HushianWebApp.Service
 
         }
 
+        // Send chat response with optional file attachment (e.g., image)
+        public async Task<ChatItemResponseDto?> ADDChatResponse(int conversationID, string text, ConversationType type,
+            string? fileName, string? fileType, byte[]? fileContent)
+        {
+            var response = await _baseController.Post($"{BaseRoute}ADDChatResponse", new ADD_ConversationResponseDto()
+            {
+                ConversationID = conversationID,
+                Text = text,
+                Type = type,
+                FileName = fileName,
+                FileType = fileType,
+                FileContent = fileContent
+            });
+            if (response.IsSuccessStatusCode)
+                return await response.Content.ReadFromJsonAsync<ChatItemResponseDto>();
+            return null;
+        }
+
         public async Task<bool> OpenChat(int ChatID)
         {
             var response = await _baseController.Put($"{BaseRoute}OpenChat/{ChatID}");