Some improved

framework/src/Volo.Abp.Cli.Core/Volo/Abp/Cli/ServiceProxy/CSharp/CSharpServiceProxyGenerator.cs

@@ -39,14 +39,16 @@ namespace Volo.Abp.Cli.ServiceProxy.CSharp
                                                        $"{Environment.NewLine}    {{" +
                                                        $"{Environment.NewLine}        <method placeholder>" +
                                                        $"{Environment.NewLine}    }}" +
-                                                       $"{Environment.NewLine}}}";
+                                                       $"{Environment.NewLine}}}" +
+                                                       $"{Environment.NewLine}";
         private readonly string _clientProxyPartialTemplate = "// This file is part of <className>, you can customize it here" +
                                                               $"{Environment.NewLine}namespace <namespace>" +
                                                               $"{Environment.NewLine}{{" +
                                                               $"{Environment.NewLine}    public partial class <className>" +
                                                               $"{Environment.NewLine}    {{" +
                                                               $"{Environment.NewLine}    }}" +
-                                                              $"{Environment.NewLine}}}";
+                                                              $"{Environment.NewLine}}}" +
+                                                              $"{Environment.NewLine}";
         private readonly List<string> _usingNamespaceList = new()
         {
             "using System;",
@@ -76,7 +78,6 @@ namespace Volo.Abp.Cli.ServiceProxy.CSharp
                 return;
             }
 
-            var projectName = Path.GetFileNameWithoutExtension(projectFilePath);
             var rootNamespace = GetRootNamespace(projectFilePath);
 
             var applicationApiDescriptionModel = await GetApplicationApiDescriptionModelAsync(args);
@@ -394,7 +395,15 @@ namespace Volo.Abp.Cli.ServiceProxy.CSharp
         {
             var document = new XmlDocument();
             document.Load(projectFilePath);
-            return document.SelectSingleNode("//RootNamespace").InnerText;
+
+            var rootNamespace = document.SelectSingleNode("//RootNamespace")?.InnerText;
+
+            if(rootNamespace.IsNullOrWhiteSpace())
+            {
+                rootNamespace = Path.GetFileNameWithoutExtension(projectFilePath);
+            }
+
+            return rootNamespace;
         }
     }
 }

framework/src/Volo.Abp.Http.Client/Volo/Abp/Http/Client/ClientProxying/ClientProxyApiDescriptionFinder.cs

@@ -29,9 +29,9 @@ namespace Volo.Abp.Http.Client.ClientProxying
             Initial();
         }
 
-        public Task<ActionApiDescriptionModel> FindActionAsync(string action)
+        public Task<ActionApiDescriptionModel> FindActionAsync(string methodName)
         {
-            return Task.FromResult(ActionApiDescriptionModels[action]);
+            return Task.FromResult(ActionApiDescriptionModels[methodName]);
         }
 
         public Task<ApplicationApiDescriptionModel> GetApiDescriptionAsync()
@@ -50,16 +50,8 @@ namespace Volo.Abp.Http.Client.ClientProxying
 
                 foreach (var actionItem in controller.Actions.Values)
                 {
-                    var stringBuilder = new StringBuilder($"{appServiceType}.{actionItem.Name}(");
-                    stringBuilder.Append("(");
-                    foreach (var parameter in actionItem.ParametersOnMethod)
-                    {
-                        stringBuilder.Append($"{parameter.Type},");
-                    }
-                    stringBuilder.Append(")");
-                    stringBuilder.Replace(",)", ")");
-
-                    var actionKey = stringBuilder.ToString();
+                    var actionKey = $"{appServiceType}.{actionItem.Name}.{string.Join("-", actionItem.ParametersOnMethod.Select(x => x.Type))}";
+                    
                     if (!ActionApiDescriptionModels.ContainsKey(actionKey))
                     {
                         ActionApiDescriptionModels.Add(actionKey, actionItem);

framework/src/Volo.Abp.Http.Client/Volo/Abp/Http/Client/ClientProxying/ClientProxyBase.cs

@@ -47,16 +47,8 @@ namespace Volo.Abp.Http.Client.ClientProxying
 
         private static string GetActionKey(string serviceTypeFullName, string methodName, params object[] arguments)
         {
-            var stringBuilder = new StringBuilder($"{serviceTypeFullName}.{methodName}(");
-            stringBuilder.Append("(");
-            foreach (var parameter in arguments)
-            {
-                stringBuilder.Append($"{parameter.GetType().FullName},");
-            }
-            stringBuilder.Append(")");
-            stringBuilder.Replace(",)", ")");
 
-            return stringBuilder.ToString();
+            return $"{typeof(TService).FullName}.{methodName}.{string.Join("-", arguments.Select(x => x.GetType().FullName))}";
         }
     }
 }

framework/src/Volo.Abp.Http.Client/Volo/Abp/Http/Client/ClientProxying/IClientProxyApiDescriptionFinder.cs

@@ -5,7 +5,7 @@ namespace Volo.Abp.Http.Client.ClientProxying
 {
     public interface IClientProxyApiDescriptionFinder
     {
-        Task<ActionApiDescriptionModel> FindActionAsync(string action);
+        Task<ActionApiDescriptionModel> FindActionAsync(string methodName);
 
         Task<ApplicationApiDescriptionModel> GetApiDescriptionAsync();
     }