添加项目文件。

visualdev/Tnb.VisualDev.Engine/Security/BackEnd/CodeGenExportFieldHelper.cs

@@ -0,0 +1,28 @@
+using System.Text;
+
+namespace JNPF.VisualDev.Engine.Security;
+
+/// <summary>
+/// 代码生成导出字段帮助类.
+/// </summary>
+public class CodeGenExportFieldHelper
+{
+    /// <summary>
+    /// 获取主表字段名.
+    /// </summary>
+    /// <param name="list"></param>
+    /// <returns></returns>
+    public static string ExportColumnField(List<IndexGridFieldModel>? list)
+    {
+        StringBuilder columnSb = new StringBuilder();
+        if (list != null)
+        {
+            foreach (var item in list)
+            {
+                columnSb.AppendFormat("{{\\\"value\\\":\\\"{0}\\\",\\\"field\\\":\\\"{1}\\\"}},", item.label, item.prop);
+            }
+        }
+
+        return columnSb.ToString();
+    }
+}