添加middleware
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225
middleware/zdhsys/App.xaml.cs
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225
middleware/zdhsys/App.xaml.cs
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using System;
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using System.Net;
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using System.Threading.Tasks;
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using System.Windows;
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using System.Linq;
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using zdhsys;
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using Newtonsoft.Json;
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using System.IO;
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using System.Text;
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using System.Windows.Shapes;
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using Newtonsoft.Json.Linq;
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namespace zdhsys
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{
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public partial class App : Application
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{
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private HttpListener _listener;
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private Task _serverTask;
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internal ExperimentData experimentData { get; private set; }
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protected override void OnStartup(StartupEventArgs e)
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{
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base.OnStartup(e);
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// 启动HTTP服务器
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StartHttpServer();
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}
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private void StartHttpServer()
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{
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_listener = new HttpListener();
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_listener.Prefixes.Add("http://*:50000/");
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_listener.Start();
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_serverTask = Task.Run(() => HandleRequests());
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}
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private async Task HandleRequests()
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{
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while (_listener.IsListening)
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{
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var context = await _listener.GetContextAsync();
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ProcessRequest(context);
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}
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}
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private void ProcessRequest(HttpListenerContext context)
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{
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try
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{
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var request = context.Request;
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var response = context.Response;
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// 处理路由
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if (request.Url.AbsolutePath == "/" && request.HttpMethod == "GET")
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{
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var responseString = "{\"message\": \"Welcome to AI robot platform API!\"}";
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var buffer = System.Text.Encoding.UTF8.GetBytes(responseString);
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response.ContentType = "application/json";
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response.ContentLength64 = buffer.Length;
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response.OutputStream.Write(buffer, 0, buffer.Length);
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}
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else if (request.Url.AbsolutePath == "/sendScheme2RobotPlatform" && request.HttpMethod == "POST")
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{
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try
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{
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using (var reader = new System.IO.StreamReader(request.InputStream, request.ContentEncoding))
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{
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var json = reader.ReadToEnd();
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Console.WriteLine("Received JSON data:");
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Console.WriteLine(json);
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// 更新实验数据
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experimentData = JsonConvert.DeserializeObject<ExperimentData>(json);
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Console.WriteLine("Experiment data updated:");
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Console.WriteLine($"Task ID: {experimentData.TaskId}");
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Console.WriteLine($"Experiment Name: {experimentData.ExperimentName}");
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// 创建任务ID文件夹
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string currentDirectory = Directory.GetCurrentDirectory();
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string directoryPath = System.IO.Path.Combine(System.IO.Path.GetDirectoryName(System.IO.Path.GetDirectoryName(currentDirectory)), "PLdata", experimentData.TaskId);
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Directory.CreateDirectory(directoryPath);
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string jsonFilePath = System.IO.Path.Combine(directoryPath, "scheme.json");
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try
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{
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// 将 JSON 字符串解析为 JObject
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var jsonObject = JObject.Parse(json);
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// 将对象序列化为格式化的 JSON 字符串（缩进为 2）
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string formattedJson = jsonObject.ToString(Formatting.Indented);
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// 将格式化的 JSON 写入文件
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File.WriteAllText(jsonFilePath, formattedJson);
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Console.WriteLine($"JSON 已成功写入文件：{jsonFilePath}");
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}
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catch (Exception ex)
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{
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Console.WriteLine($"发生错误：{ex.Message}");
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}
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var responseString = "{\"status\": \"success\", \"message\": \"Experiment data updated\"}";
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var buffer = System.Text.Encoding.UTF8.GetBytes(responseString);
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response.ContentType = "application/json";
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response.ContentLength64 = buffer.Length;
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response.OutputStream.Write(buffer, 0, buffer.Length);
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}
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}
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catch (Exception ex)
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{
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response.StatusCode = (int)HttpStatusCode.BadRequest;
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var errorResponse = new { error = ex.Message };
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var buffer = System.Text.Encoding.UTF8.GetBytes(Newtonsoft.Json.JsonConvert.SerializeObject(errorResponse));
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response.OutputStream.Write(buffer, 0, buffer.Length);
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}
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}
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else if (request.Url.AbsolutePath == "/getPLdata" && request.HttpMethod == "GET")
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{
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try
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{
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// 获取taskid参数
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string taskId = experimentData.TaskId;
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string currentDirectory = Directory.GetCurrentDirectory();
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// 如果 taskId 为空，则尝试从 PLdata 文件夹中获取最新的日期文件夹
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if (string.IsNullOrEmpty(taskId))
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{
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string plDataPath = System.IO.Path.Combine(System.IO.Path.GetDirectoryName(System.IO.Path.GetDirectoryName(currentDirectory)), "PLdata");
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// 检查 PLdata 文件夹是否存在
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if (!Directory.Exists(plDataPath))
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{
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Console.WriteLine("PLdata directory does not exist.");
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return;
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}
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// 获取 PLdata 文件夹中的所有子文件夹
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var directories = Directory.GetDirectories(plDataPath)
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.Where(dir => DateTime.TryParse(System.IO.Path.GetFileName(dir), out _)) // 确保文件夹名是有效的日期格式
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.Select(dir => new { Path = dir, Date = DateTime.Parse(System.IO.Path.GetFileName(dir)) })
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.OrderByDescending(x => x.Date) // 按日期降序排序
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.ToList();
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if (directories.Any())
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{
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// 取最新日期的文件夹名称作为 taskId
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taskId = System.IO.Path.GetFileName(directories.First().Path);
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Console.WriteLine($"Latest taskid from folder: {taskId}");
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}
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else
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{
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Console.WriteLine("No valid date folders found in PLdata.");
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return;
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}
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}
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// 构建路径
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string directoryPath = System.IO.Path.Combine(System.IO.Path.GetDirectoryName(System.IO.Path.GetDirectoryName(currentDirectory)), "PLdata", taskId);
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Console.WriteLine($"Constructed directory path: {directoryPath}");
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// 检查目录是否存在
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if (!Directory.Exists(directoryPath))
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{
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response.StatusCode = (int)HttpStatusCode.NotFound;
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var errorResponse = new { error = "Task directory not found" };
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var buffer = Encoding.UTF8.GetBytes(JsonConvert.SerializeObject(errorResponse));
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response.OutputStream.Write(buffer, 0, buffer.Length);
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return;
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}
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// 获取最新的txt文件
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var files = Directory.GetFiles(directoryPath, "*.TXT")
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.Select(f => new FileInfo(f))
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.OrderByDescending(f => f.LastWriteTime)
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.ToList();
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if (files.Count == 0)
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{
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response.StatusCode = (int)HttpStatusCode.NotFound;
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var errorResponse = new { error = "No TXT files found" };
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var buffer = Encoding.UTF8.GetBytes(JsonConvert.SerializeObject(errorResponse));
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response.OutputStream.Write(buffer, 0, buffer.Length);
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return;
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}
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// 读取最新文件内容
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string latestFileContent = File.ReadAllText(files[0].FullName);
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// 发送响应
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var responseBuffer = Encoding.UTF8.GetBytes(latestFileContent);
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response.ContentType = "text/plain";
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response.ContentLength64 = responseBuffer.Length;
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response.OutputStream.Write(responseBuffer, 0, responseBuffer.Length);
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}
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catch (Exception ex)
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{
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response.StatusCode = (int)HttpStatusCode.InternalServerError;
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var errorResponse = new { error = ex.Message };
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var buffer = Encoding.UTF8.GetBytes(JsonConvert.SerializeObject(errorResponse));
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response.OutputStream.Write(buffer, 0, buffer.Length);
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}
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}
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else
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{
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response.StatusCode = (int)HttpStatusCode.NotFound;
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}
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}
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finally
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{
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context.Response.OutputStream.Close();
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}
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}
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protected override void OnExit(ExitEventArgs e)
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{
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// 关闭HTTP服务器
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_listener?.Stop();
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_listener?.Close();
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base.OnExit(e);
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}
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}
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}
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