opcuaServer支持decimal类型

src/Directory.Build.props

@@ -1,9 +1,9 @@
 <Project>
 
 	<PropertyGroup>
-		<PluginVersion>10.9.26</PluginVersion>
+		<PluginVersion>10.9.28</PluginVersion>
 		<ProPluginVersion>10.9.26</ProPluginVersion>
-		<DefaultVersion>10.9.26</DefaultVersion>
+		<DefaultVersion>10.9.28</DefaultVersion>
 		<AuthenticationVersion>2.9.13</AuthenticationVersion>
 		<SourceGeneratorVersion>10.9.13</SourceGeneratorVersion>
 		<NET8Version>8.0.17</NET8Version>

src/Plugin/ThingsGateway.Foundation.OpcUa/Utils/JsonUtils.cs

@@ -116,7 +116,8 @@ public static class JsonUtils
                     case BuiltInType.Int64: { return decoder.ReadInt64(fieldName); }
                     case BuiltInType.UInt64: { return decoder.ReadUInt64(fieldName); }
                     case BuiltInType.Float: { return decoder.ReadFloat(fieldName); }
-                    case BuiltInType.Double: { return decoder.ReadDouble(fieldName); }
+                    case BuiltInType.Double:
+                    case BuiltInType.Number: { return decoder.ReadDouble(fieldName); }
                     case BuiltInType.String:
                         {
                             if (decoder.ReadField(fieldName, out var value))
@@ -288,7 +289,7 @@ public static class JsonUtils
                     }
                 case BuiltInType.Number:
                     {
-                        encoder.WriteInt64(fieldName, Convert.ToInt64(value));
+                        encoder.WriteDouble(fieldName, Convert.ToInt64(value));
                         return;
                     }
                 case BuiltInType.UInteger:

src/Plugin/ThingsGateway.Plugin.OpcUa/OpcUaServer/Core/ThingsGatewayNodeManager.cs

@@ -95,12 +95,9 @@ public class ThingsGatewayNodeManager : CustomNodeManager2
                 fs.EventNotifier = EventNotifiers.SubscribeToEvents;
                 if (item?.Any() == true)
                 {
-                    FolderState varFolder = CreateFolder(fs, "Variables", "Variables");
-                    varFolder.AddReference(ReferenceTypes.Organizes, true, ObjectIds.ObjectsFolder);
-                    varFolder.EventNotifier = EventNotifiers.SubscribeToEvents;
                     foreach (var item2 in item)
                     {
-                        CreateVariable(varFolder, item2);
+                        CreateVariable(fs, item2);
                     }
                 }
             }
@@ -290,6 +287,8 @@ public class ThingsGatewayNodeManager : CustomNodeManager2
             return DataTypeIds.String;
         if (tp == typeof(DateTime))
             return DataTypeIds.DateTime;
+        if (tp == typeof(decimal))
+            return DataTypeIds.Decimal;
         return DataTypeIds.String;
     }