last ...

Constants/XAiServiceConstants.cs

@@ -0,0 +1,16 @@
+namespace xAiService.Constants
+{
+    public struct XAiServiceConstants
+    {
+        //
+        // Service Extensions Log Tag ...
+        public const string XAiServiceDILogTag = "XAiService";
+        
+        //
+        // File Provider Identifiers ...
+        public const string XAiProjectFilesIdentifier = "AiPrjF";
+        public const string XAiMessageFilesIdentifier = "AiMsgF";
+        public const string XMetaDataFileIdsIdentifier = "FileIds";
+        public const string XAiConversationFilesIdentifier = "AiCnvrF";
+    }
+}

Extensions/XAiServiceExtensions.cs

@@ -9,15 +9,15 @@ namespace xAiService.Extensions
         /// <summary>
         /// Validate User Info ...
         /// </summary>
-        /// <param name="userInfo"></param>
+        /// <param name="source"></param>
         /// <returns></returns>
-        public static bool IsValid(this XUserClaimsInfoDto userInfo)
+        public static bool IsValid(this XUserClaimsInfoDto source)
         {
             //
             var result =
-                !userInfo.IsNullOrDefault() &&
+                !source.IsNullOrDefault() &&
-                !userInfo.UserId.IsNullOrEmpty() &&
+                !source.UserId.IsNullOrEmpty() &&
-                !userInfo.AccessToken.IsNullOrEmpty();
+                !source.AccessToken.IsNullOrEmpty();
 
             //
             return result;
@@ -26,19 +26,19 @@ namespace xAiService.Extensions
         /// <summary>
         /// Validate User Info ...
         /// </summary>
-        /// <param name="userInfo"></param>
+        /// <param name="source"></param>
         /// <param name="invalidException"></param>
         public static void Validate(
-            this XUserClaimsInfoDto userInfo,
+            this XUserClaimsInfoDto source,
             XException invalidException = XException.InvalidArgs
         )
         {
             //
-            var isValid = userInfo.IsValid();
+            var isValid = source.IsValid();
             if (!isValid)
             {
                 invalidException.Throw();
             }
-        }        
+        }
     }
 }

xAiService.csproj

@@ -26,6 +26,7 @@
   <!-- Local Projects -->
   <ItemGroup>
     <ProjectReference Include="..\xAiModels\xAiModels.csproj" />
+    <ProjectReference Include="..\xFileService\xFileService.csproj" />
   </ItemGroup>
 
   <!-- Local Modules -->