From 93084e221eda292057fcaa2c1a7004cb2fc6d71b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=A4=A7=E7=9F=B3=E5=A4=B4?= <nnhy@vip.qq.com>
Date: Sat, 11 Nov 2023 14:24:20 +0800
Subject: [PATCH] =?UTF-8?q?=E6=8E=A5=E5=8F=A3=E5=8F=AA=E6=9C=89=E4=B8=80?=
 =?UTF-8?q?=E4=B8=AA=E5=9F=BA=E7=A1=80=E7=B1=BB=E5=9E=8B=E5=85=A5=E5=8F=82?=
 =?UTF-8?q?=E6=97=B6=EF=BC=8C=E5=AE=A2=E6=88=B7=E7=AB=AF=E5=8F=AF=E8=83=BD?=
 =?UTF-8?q?=E7=94=A8=E5=9F=BA=E7=A1=80=E7=B1=BB=E5=9E=8B=E5=B0=81=E5=8C=85?=
 =?UTF-8?q?=E4=BC=A0=E9=80=92=EF=BC=88=E5=AD=97=E7=AC=A6=E4=B8=B2=EF=BC=89?=
 =?UTF-8?q?=E3=80=82=20=E4=BE=8B=E5=A6=82=E6=8E=A5=E5=8F=A3=20Say(String?=
 =?UTF-8?q?=20text)=EF=BC=8C=E5=AE=A2=E6=88=B7=E7=AB=AF=E5=8F=AF=E7=94=A8?=
 =?UTF-8?q?=20InvokeAsync<Object>("Say",=20"Hello=20NewLife!")?=
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---
 NewLife.Remoting/IApiHandler.cs |  5 +++--
 XUnitTest/ApiTest.cs            | 32 ++++++++++++++++++++++++++++++++
 2 files changed, 35 insertions(+), 2 deletions(-)

diff --git a/NewLife.Remoting/IApiHandler.cs b/NewLife.Remoting/IApiHandler.cs
index 341e20d..8566016 100644
--- a/NewLife.Remoting/IApiHandler.cs
+++ b/NewLife.Remoting/IApiHandler.cs
@@ -198,8 +198,9 @@ public virtual ControllerContext Prepare(IApiSession session, String action, Pac
         var pis = method.GetParameters();
         if (pis == null || pis.Length <= 0) return ps;
 
-        // 接口只有一个入参时，客户端可能用基础类型封包传递
-        if (pis.Length == 1 && dic == null && args != null)
+        // 接口只有一个基础类型入参时，客户端可能用基础类型封包传递（字符串）。
+        // 例如接口 Say(String text)，客户端可用 InvokeAsync<Object>("Say", "Hello NewLife!")
+        if (pis.Length == 1 && pis[0].ParameterType.GetTypeCode() != TypeCode.Object && dic.Count == 0 && args != null)
         {
             var pi = pis[0];
             ps[pi.Name] = args.ToStr().ChangeType(pi.ParameterType);
diff --git a/XUnitTest/ApiTest.cs b/XUnitTest/ApiTest.cs
index 70fd209..2c938de 100644
--- a/XUnitTest/ApiTest.cs
+++ b/XUnitTest/ApiTest.cs
@@ -219,4 +219,36 @@ class SPService
 
         public Int64 Test(String key) => _cache.Increment(key, 123);
     }
+
+    [Fact]
+    public async void SimpleType()
+    {
+        using var server = new ApiServer(12377);
+        server.Log = XTrace.Log;
+        server.EncoderLog = XTrace.Log;
+        server.Register<SimpleController>();
+        server.Start();
+
+        using var client = new ApiClient($"tcp://127.0.0.1:{server.Port}");
+
+        var rs = await client.InvokeAsync<String>("Simple/Say", "Hello NewLife!");
+        Assert.Equal("Say: Hello NewLife!", rs);
+
+        var time = DateTime.Now;
+        rs = await client.InvokeAsync<String>("Simple/Login", time);
+        Assert.Equal($"Login: {time.ToFullString()}", rs);
+
+        rs = await client.InvokeAsync<String>("Simple/Login", time.ToFullString());
+        Assert.Equal($"Login: {time.ToFullString()}", rs);
+
+        rs = await client.InvokeAsync<String>("Simple/Login", time.ToString());
+        Assert.Equal($"Login: {time.ToFullString()}", rs);
+    }
+
+    class SimpleController
+    {
+        public String Say(String text) => $"Say: {text}";
+
+        public String Login(DateTime time) => $"Login: {time.ToFullString()}";
+    }
 }
\ No newline at end of file