/*
┌──────────────────────────────────────────────────────────────────┐
│ Author: Ivan Murzak (https://github.com/IvanMurzak) │
│ Repository: GitHub (https://github.com/IvanMurzak/Unity-MCP) │
│ Copyright (c) 2025 Ivan Murzak │
│ Licensed under the Apache License, Version 2.0. │
│ See the LICENSE file in the project root for more information. │
└──────────────────────────────────────────────────────────────────┘
*/
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
using com.IvanMurzak.ReflectorNet;
using com.IvanMurzak.Unity.MCP.Common;
using com.IvanMurzak.Unity.MCP.Common.Model;
using ModelContextProtocol.Protocol;
using ModelContextProtocol.Server;
using NLog;
namespace com.IvanMurzak.Unity.MCP.Server
{
public static partial class PromptRouter
{
public static async ValueTask<ListPromptsResult> List(RequestContext<ListPromptsRequestParams> request, CancellationToken cancellationToken)
{
var logger = LogManager.GetCurrentClassLogger();
logger.Trace("List");
var mcpServerService = McpServerService.Instance;
if (mcpServerService == null)
return new ListPromptsResult().SetError($"[Error] '{nameof(mcpServerService)}' is null");
var promptRunner = mcpServerService.PromptRunner;
if (promptRunner == null)
return new ListPromptsResult().SetError($"[Error] '{nameof(promptRunner)}' is null");
logger.Trace("Using PromptRunner: {0}", promptRunner.GetType().GetTypeShortName());
var requestData = new RequestListPrompts();
var response = await promptRunner.RunListPrompts(requestData, cancellationToken: cancellationToken);
if (response == null)
return new ListPromptsResult().SetError($"[Error] '{nameof(response)}' is null");
if (response.Status == ResponseStatus.Error)
return new ListPromptsResult().SetError(response.Message ?? "[Error] Got an error during reading resources");
if (response.Value == null)
return new ListPromptsResult().SetError("[Error] Resource value is null");
var result = new ListPromptsResult()
{
Prompts = response.Value.Prompts
.Where(x => x != null)
.Select(x => x!.ToPrompt())
.ToList()
};
if (logger.IsTraceEnabled)
logger.Trace("ListAll, result: {0}", result.ToJson(McpPlugin.Instance?.McpRunner.Reflector));
return result;
}
}
}
