The exported routing rules are compatible with the import function of v2rayNG

v2rayN/ServiceLib/Common/JsonUtils.cs

@@ -97,6 +97,30 @@ namespace ServiceLib.Common
             return result;
         }
 
+        /// <summary>
+        /// Serialize Object to Json string
+        /// </summary>
+        /// <param name="obj"></param>
+        /// <param name="options"></param>
+        /// <returns></returns>
+        public static string Serialize(object? obj, JsonSerializerOptions options)
+        {
+            var result = string.Empty;
+            try
+            {
+                if (obj == null)
+                {
+                    return result;
+                }
+                result = JsonSerializer.Serialize(obj, options);
+            }
+            catch (Exception ex)
+            {
+                Logging.SaveLog(_tag, ex);
+            }
+            return result;
+        }
+
         /// <summary>
         /// SerializeToNode
         /// </summary>

v2rayN/ServiceLib/ViewModels/RoutingRuleSettingViewModel.cs

@@ -2,6 +2,8 @@
 using ReactiveUI;
 using ReactiveUI.Fody.Helpers;
 using System.Reactive;
+using System.Text.Json;
+using System.Text.Json.Serialization;
 
 namespace ServiceLib.ViewModels
 {
@@ -189,7 +191,13 @@ namespace ServiceLib.ViewModels
             }
             if (lst.Count > 0)
             {
-                await _updateView?.Invoke(EViewAction.SetClipboardData, JsonUtils.Serialize(lst));
+                var options = new JsonSerializerOptions
+                {
+                    WriteIndented = true,
+                    DefaultIgnoreCondition = JsonIgnoreCondition.WhenWritingNull,
+                    PropertyNamingPolicy = JsonNamingPolicy.CamelCase,
+                };
+                await _updateView?.Invoke(EViewAction.SetClipboardData, JsonUtils.Serialize(lst, options));
             }
         }