代码优化

头罩视野slove/头罩视野/ModbusHelper.cs

@@ -1,6 +1,13 @@
 using System.Net.Sockets;
 using 头罩视野.Services.Data;
 
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Text;
+using System.Windows;
+using Microsoft.Win32;
+
 public static class ModbusHelper
 {
     // 全局唯一连接，所有页面共用
@@ -14,4 +21,49 @@ public static class ModbusHelper
 
     // 判断是否连接成功
     public static bool IsConnected => TcpClient != null && TcpClient.Connected;
-}
+
+
+    // <summary>
+    /// 公共保存方法（用户自选文件夹）
+    /// </summary>
+    /// <param name="dataList">你的数据集合</param>
+    /// <param name="defaultFileName">默认文件名</param>
+    public static void SaveToCsv(List<dynamic> dataList, string defaultFileName)
+    {
+        if (dataList == null || dataList.Count == 0)
+        {
+            MessageBox.Show("无数据可保存！");
+            return;
+        }
+
+        // 选择文件夹
+        var folderDialog = new OpenFolderDialog
+        {
+            Title = "请选择保存路径"
+        };
+
+        if (folderDialog.ShowDialog() != true)
+            return;
+
+        string folderPath = folderDialog.FolderName;
+        string filePath = Path.Combine(folderPath, defaultFileName);
+
+        // 写入 CSV
+        using (var sw = new StreamWriter(filePath, false, Encoding.UTF8))
+        {
+            var firstRow = (IDictionary<string, object>)dataList[0];
+            sw.WriteLine(string.Join(",", firstRow.Keys));
+
+            foreach (var item in dataList)
+            {
+                var dict = (IDictionary<string, object>)item;
+                sw.WriteLine(string.Join(",", dict.Values));
+            }
+        }
+
+        MessageBox.Show("保存成功！\n" + filePath);
+    }
+
+}
+
+//保存方法