chore: import upstream snapshot with attribution

2026-07-13 13:39:25 +08:00
commit db620d33df
5151 changed files with 925932 additions and 0 deletions
@@ -0,0 +1,129 @@
+// Copyright (c) Microsoft. All rights reserved.
+
+using AGUI.Abstractions;
+using AGUI.Client;
+using Microsoft.Agents.AI;
+using Microsoft.Extensions.AI;
+
+string serverUrl = Environment.GetEnvironmentVariable("AGUI_SERVER_URL") ?? "http://localhost:8888";
+
+Console.WriteLine($"Connecting to AG-UI server at: {serverUrl}\n");
+
+// Create the AG-UI client agent
+using HttpClient httpClient = new()
+{
+    Timeout = TimeSpan.FromSeconds(60)
+};
+
+AGUIChatClient chatClient = new(new(httpClient, serverUrl));
+
+AIAgent agent = chatClient.AsAIAgent(
+    name: "agui-client",
+    description: "AG-UI Client Agent");
+
+AgentSession session = await agent.CreateSessionAsync();
+List<ChatMessage> messages =
+[
+    new(ChatRole.System, "You are a helpful assistant.")
+];
+
+try
+{
+    while (true)
+    {
+        // Get user input
+        Console.Write("\nUser (:q or quit to exit): ");
+        string? message = Console.ReadLine();
+
+        if (string.IsNullOrWhiteSpace(message))
+        {
+            Console.WriteLine("Request cannot be empty.");
+            continue;
+        }
+
+        if (message is ":q" or "quit")
+        {
+            break;
+        }
+
+        messages.Add(new ChatMessage(ChatRole.User, message));
+
+        // Stream the response
+        bool isFirstUpdate = true;
+        string? threadId = null;
+
+        await foreach (AgentResponseUpdate update in agent.RunStreamingAsync(messages, session))
+        {
+            ChatResponseUpdate chatUpdate = update.AsChatResponseUpdate();
+
+            // First update indicates run started
+            if (isFirstUpdate)
+            {
+                // AGUIChatClient is stateless and never surfaces a ConversationId; the thread
+                // id is carried on the AG-UI RUN_STARTED event's raw representation.
+                threadId = (chatUpdate.RawRepresentation as RunStartedEvent)?.ThreadId;
+                Console.ForegroundColor = ConsoleColor.Yellow;
+                Console.WriteLine($"\n[Run Started - Thread: {threadId}, Run: {chatUpdate.ResponseId}]");
+                Console.ResetColor();
+                isFirstUpdate = false;
+            }
+
+            // Display streaming content
+            foreach (AIContent content in update.Contents)
+            {
+                switch (content)
+                {
+                    case TextContent textContent:
+                        Console.ForegroundColor = ConsoleColor.Cyan;
+                        Console.Write(textContent.Text);
+                        Console.ResetColor();
+                        break;
+
+                    case FunctionCallContent functionCallContent:
+                        Console.ForegroundColor = ConsoleColor.Green;
+                        Console.WriteLine($"\n[Function Call - Name: {functionCallContent.Name}]");
+
+                        // Display individual parameters
+                        if (functionCallContent.Arguments != null)
+                        {
+                            foreach (var kvp in functionCallContent.Arguments)
+                            {
+                                Console.WriteLine($"  Parameter: {kvp.Key} = {kvp.Value}");
+                            }
+                        }
+                        Console.ResetColor();
+                        break;
+
+                    case FunctionResultContent functionResultContent:
+                        Console.ForegroundColor = ConsoleColor.Magenta;
+                        Console.WriteLine($"\n[Function Result - CallId: {functionResultContent.CallId}]");
+
+                        if (functionResultContent.Exception != null)
+                        {
+                            Console.WriteLine($"  Exception: {functionResultContent.Exception}");
+                        }
+                        else
+                        {
+                            Console.WriteLine($"  Result: {functionResultContent.Result}");
+                        }
+                        Console.ResetColor();
+                        break;
+
+                    case ErrorContent errorContent:
+                        Console.ForegroundColor = ConsoleColor.Red;
+                        Console.WriteLine($"\n[Error: {errorContent.Message}]");
+                        Console.ResetColor();
+                        break;
+                }
+            }
+        }
+
+        Console.ForegroundColor = ConsoleColor.Green;
+        Console.WriteLine($"\n[Run Finished - Thread: {threadId}]");
+        Console.ResetColor();
+    }
+}
+catch (Exception ex)
+{
+    Console.WriteLine($"\nAn error occurred: {ex.Message}");
+}