fb

src/Utility/ChatTools.cs

@@ -140,20 +140,7 @@ private async Task AddToolsAsync(BinaryData toolDefinitions, McpClient client)
 
     private BinaryData SerializeTool(ChatTool tool)
     {
-        using var stream = new MemoryStream();
-        using var writer = new Utf8JsonWriter(stream, new JsonWriterOptions { Indented = true });
-
-        writer.WriteStartObject();
-        writer.WriteString("name", tool.FunctionName);
-        writer.WriteString("description", tool.FunctionDescription);
-        writer.WritePropertyName("inputSchema");
-        using (var doc = JsonDocument.Parse(tool.FunctionParameters))
-            doc.RootElement.WriteTo(writer);
-        writer.WriteEndObject();
-        writer.Flush();
-
-        stream.Position = 0;
-        return BinaryData.FromStream(stream);
+        return ToolsUtility.SerializeTool(tool.FunctionName, tool.FunctionDescription, tool.FunctionParameters);
     }
 
     private ChatTool ParseToolDefinition(BinaryData data)

src/Utility/ResponseTools.cs

@@ -143,20 +143,7 @@ private async Task AddToolsAsync(BinaryData toolDefinitions, McpClient client)
     private BinaryData SerializeTool(ResponseTool tool)
     {
         var functionTool = tool as InternalResponsesFunctionTool;
-        using var stream = new MemoryStream();
-        using var writer = new Utf8JsonWriter(stream, new JsonWriterOptions { Indented = true });
-
-        writer.WriteStartObject();
-        writer.WriteString("name", functionTool?.Name);
-        writer.WriteString("description", functionTool?.Description);
-        writer.WritePropertyName("inputSchema");
-        using (var doc = JsonDocument.Parse(functionTool?.Parameters ?? BinaryData.FromString("{}")))
-            doc.RootElement.WriteTo(writer);
-        writer.WriteEndObject();
-        writer.Flush();
-
-        stream.Position = 0;
-        return BinaryData.FromStream(stream);
+        return ToolsUtility.SerializeTool(functionTool?.Name, functionTool?.Description, functionTool?.Parameters ?? BinaryData.FromString("{}"));
     }
 
     private ResponseTool ParseToolDefinition(BinaryData data)

src/Utility/ToolsUtility.cs

@@ -173,4 +173,22 @@ internal static IEnumerable<VectorbaseEntry> GetClosestEntries(List<VectorbaseEn
 
         return distances.Select(d => entries[d.Index]);
     }
+
+    internal static BinaryData SerializeTool(string name, string description, BinaryData parameters)
+    {
+        using var stream = new MemoryStream();
+        using var writer = new Utf8JsonWriter(stream, new JsonWriterOptions { Indented = true });
+
+        writer.WriteStartObject();
+        writer.WriteString("name", name);
+        writer.WriteString("description", description);
+        writer.WritePropertyName("inputSchema");
+        using (var doc = JsonDocument.Parse(parameters))
+            doc.RootElement.WriteTo(writer);
+        writer.WriteEndObject();
+        writer.Flush();
+
+        stream.Position = 0;
+        return BinaryData.FromStream(stream);
+    }
 }