fix: import SIP008 subscriptions with numeric ports (#10575)

v2rayN/ServiceLib.Tests/Fmt/ShadowsocksFmtTests.cs

@@ -2,6 +2,38 @@ namespace ServiceLib.Tests.Fmt;
 
 public class ShadowsocksFmtTests
 {
+    [Test]
+    [Arguments("8388", true)]
+    [Arguments("\"8388\"", true)]
+    [Arguments("8388", false)]
+    [Arguments("\"8388\"", false)]
+    public async Task ResolveSip008_ObjectAndArrayDocuments_ShouldPreserveServerFields(string port, bool useObject)
+    {
+        var server = $$"""
+            {
+                "id": "27b8a625-4f4b-4428-9f0f-8a2317db7c79",
+                "remarks": "SIP008 server",
+                "server": "example.com",
+                "server_port": {{port}},
+                "password": "example",
+                "method": "chacha20-ietf-poly1305"
+            }
+            """;
+        var document = useObject
+            ? $$"""{"version": 1, "servers": [{{server}}]}"""
+            : $"[{server}]";
+
+        var resolved = ShadowsocksFmt.ResolveSip008(document);
+
+        await resolved.Should().NotBeNull();
+        await resolved!.Should().HaveCount(1);
+        await resolved[0].Remarks.Should().BeEqualTo("SIP008 server");
+        await resolved[0].Address.Should().BeEqualTo("example.com");
+        await resolved[0].Port.Should().BeEqualTo(8388);
+        await resolved[0].Password.Should().BeEqualTo("example");
+        await resolved[0].GetProtocolExtra().SsMethod.Should().BeEqualTo("chacha20-ietf-poly1305");
+    }
+
     // SIP002 user info that is not base64 is "method:password", percent-encoded once.
     [Test]
     [Arguments("ss://2022-blake3-aes-128-gcm:p%2541ss@1.2.3.4:8388#demo", "p%41ss")]

v2rayN/ServiceLib/Handler/Fmt/ShadowsocksFmt.cs

@@ -282,7 +282,7 @@ public class ShadowsocksFmt : BaseFmt
     {
         //SsSIP008
         var lstSsServer = JsonUtils.Deserialize<List<SsServer>>(result);
-        if (lstSsServer?.Count <= 0)
+        if (lstSsServer == null || lstSsServer.Count == 0)
         {
             var ssSIP008 = JsonUtils.Deserialize<SsSIP008>(result);
             if (ssSIP008?.servers?.Count > 0)
@@ -301,7 +301,7 @@ public class ShadowsocksFmt : BaseFmt
                     Remarks = it.remarks,
                     Password = it.password,
                     Address = it.server,
-                    Port = it.server_port.ToInt()
+                    Port = it.server_port
                 };
                 ssItem.SetProtocolExtra(new ProtocolExtraItem() { SsMethod = it.method });
                 lst.Add(ssItem);

v2rayN/ServiceLib/Models/Dto/SsSIP008.cs

@@ -9,7 +9,8 @@ public class SsServer
 {
     public string? remarks { get; set; }
     public string? server { get; set; }
-    public string? server_port { get; set; }
+    [JsonNumberHandling(JsonNumberHandling.AllowReadingFromString)]
+    public int server_port { get; set; }
     public string? method { get; set; }
     public string? password { get; set; }
     public string? plugin { get; set; }